
SCD921, SCD923
User manual

Table of contents
Introduction ����������������������������������������������������������������������������������������������������������������������� 4
General description ���������������������������������������������������������������������������������������������������������� 4
Important safety information ��������������������������������������������������������������������������������������� 5
IMPORTANT ��������������������������������������������������������������������������������������������������������������������������� 5
Preparing for use �������������������������������������������������������������������������������������������������������������� 8
Baby unit��������������������������������������������������������������������������������������������������������������������������������� 8
Parent unit ����������������������������������������������������������������������������������������������������������������������������� 8
Using the baby monitor �������������������������������������������������������������������������������������������������� 9
Linking parent unit and baby unit ����������������������������������������������������������������������������������� 9
App ����������������������������������������������������������������������������������������������������������������������������������������11
Account management ������������������������������������������������������������������������������������������������������12
Security and privacy �����������������������������������������������������������������������������������������������������������12
Positioning the baby monitor �����������������������������������������������������������������������������������������14
Features and settings ����������������������������������������������������������������������������������������������������� 15
Status light ���������������������������������������������������������������������������������������������������������������������������15
Volume ����������������������������������������������������������������������������������������������������������������������������������17
Display brightness ��������������������������������������������������������������������������������������������������������������17
Sound level lights ��������������������������������������������������������������������������������������������������������������� 18
Modes and sensitivity��������������������������������������������������������������������������������������������������������19
Nightlight �����������������������������������������������������������������������������������������������������������������������������22
Soothing sounds ����������������������������������������������������������������������������������������������������������������25
True talk-back ���������������������������������������������������������������������������������������������������������������������� 27
Menu features ���������������������������������������������������������������������������������������������������������������������28
Cleaning and maintenance ������������������������������������������������������������������������������������������ 32
Storage ������������������������������������������������������������������������������������������������������������������������������ 33
Ordering accessories ������������������������������������������������������������������������������������������������������ 34
Recycling ��������������������������������������������������������������������������������������������������������������������������� 34
Environmental information ��������������������������������������������������������������������������������������������� 34
Removal of built-in rechargeable battery �������������������������������������������������������������������34
Guarantee and support �������������������������������������������������������������������������������������������������35
Troubleshooting ������������������������������������������������������������������������������������������������������������� 36
Wall mount ����������������������������������������������������������������������������������������������������������������������43

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18 17
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- 4 -
Introduction
Congratulations on your purchase and welcome to Philips Avent! To fully
benet from the support that Philips Avent oers, register your product at
www.philips.com/welcome�
Keep an eye on your baby securely and from anywhere with the Philips
Avent Connected Baby Monitor� Our Secure Connect System keeps you
linked to your little one throughout home� And with the Baby Monitor+
app you can check in, and more, even when you need to be away.
General description
1 Parent unit
2 Link light
3 Eco-mode light
4 Sound level lights
5 Battery status light
6 Display
7 Conrm button
8 Microphone
9 Menu button
10 Control button (menu navigation/volume/brightness)
11 True talk back button
12 Soothing sounds button
13 On/o button
14 Foldable antenna
15 Mode button
16 Socket for power adapter
17 Speaker
18 Battery compartment
19 Baby unit
20 Microphone
21 Camera
22 Nightlight
23 Nightlight button
24 Soothing sounds button
25 On/o button
26 Status light
27 Ambient light sensor
28 Infrared light
29 Wall mounting holes
30 Antenna
31 Socket for power adapter
32 Speaker
33 Temperature sensor
34 Power adapter(2x)

- 5 -
Important safety information
Read this important information carefully before you use the appliance
and save it for future reference�
IMPORTANT
This baby monitor is intended as an aid. It is not a substitute for
responsible and proper adult supervision and should not be used as
such.
Never leave your baby alone in your home� Always make sure there is
someone present to look after the baby and take care of its needs�
Disclaimer
Please note that you use this baby monitor at your own risk� Koninklijke
Philips N�V� and its subsidiary companies are not responsible for the
operation of this baby monitor or your use of it and therefore do not
accept any liability in connection with your use of this baby monitor�
Danger
- Never immerse any part of the baby monitor in water or any other
liquid� Do not place the appliance where water or any other liquid can
drip or splash onto it� Never use the baby monitor in moist places or
close to water�
- Never put any object on top of the baby monitor and do not cover
it� Do not block any ventilation openings� Install according to the
manufacturer's instructions�
Warning
- Long cable� Strangulation hazard!
- Check if the voltage indicated on the adapter corresponds to the local
mains voltage before you connect the appliance�
- Do not modify or cut o any part of the adapter and its cord, as this
causes a hazardous situation�
- Only use the adapter supplied�
- If the adapter is damaged, always have it replaced with one of the
original type in order to avoid a hazard�
- This appliance can be used by children aged from 8 years and above
and persons with reduced physical, sensory or mental capabilities or
lack of experience and knowledge if they have been given supervision
or instruction concerning use of the appliance in a safe way and
understand the hazards involved� Children shall not play with the
appliance� Cleaning and user maintenance shall not be made by
children without supervision�
- Protect the mains cord from being walked on or pinched particularly at
plugs, and the point where they exit from the appliance.
- Make sure that you place the baby monitor in such a way that its cord
does not obstruct a doorway or passage� If you place the baby monitor
on a table or low cabinet, do not let the mains cord hang over the
edge of the table or cabinet� Make sure the cord does not lie on the
oor where it presents a tripping hazard.

- 6 -
- Keep the packaging materials (plastic bags, cardboard buers, etc.) out
of the reach of children, as they are not a toy.
- To prevent electric shock, do not open the housing of the baby unit or
parent unit�
Battery safety instructions
- Only use the product for its intended purpose� Read this information
carefully before you use the product and its batteries and accessories,
and save it for future reference� Misuse can lead to hazards or serious
injuries. Accessories supplied may vary for dierent products.
- Only use original Philips accessories and consumables� Only use
detachable supply unit ASSA105x-050100 (x = B, C, E, or F) series.
- Charge, use and store the product at a temperature between 0 °C and
40 °C.
- Keep product and batteries away from re and do not expose them to
direct sunlight or high temperatures�
- If the product becomes abnormally hot or smelly, changes colour or if
charging takes longer than usual, stop using and charging the product
and contact Philips�
- Do not place products and their batteries in microwave ovens or on
induction cookers�
- Do not open, modify, pierce, damage or dismantle the product or
battery to prevent batteries from heating up or releasing toxic or
hazardous substances. Do not short-circuit, overcharge or reverse
charge batteries�
- If batteries are damaged or leaking, avoid contact with the skin or eye.
If this occurs, immediately rinse well with water and seek medical care.
Caution
- Do not install the appliance near any heat sources such as radiators,
heat registers, stoves or other apparatus (including ampliers) that
produce heat�
- Make sure that your hands are dry when you handle adapters, plugs
and the mains cord�
- Screw covers / rubber pad can detach from the appliance, check on a
regular basis�
- All required markings on the baby unit, parent unitand power adapter
are located on the bottom of the baby unit, parent unit and power
adapter�

- 7 -
Declaration of conformity (EU)
Hereby, Philips Consumer Lifestyle B.V. declares that radio equipment
types SCD921, SCD923 are in compliance with the essential
requirements and other relevant provisions of Directive 2014/53/EU�
Acopy of the EC Declaration of Conformity (DoC) is available online at
www.philips.com/support�
Declaration of conformity (UK)
Hereby, Philips Consumer Lifestyle B.V. declares that radio equipment
types SCD921, SCD923 are in compliance with the essential requirements
and other relevant provisions of UK Statutory Instrument 2017 No� 1206�
and The Product Security and Telecommunications Infrastructure (Security
Requirements for Relevant Connectable Products) Regulations 2023� The
full text of the UK Declaration of Conformity (DoC) is available online at
www.philips.com/support�
Electromagnetic elds (EMF)
This product complies with all applicable standards and regulations
regarding exposure to electromagnetic elds.

- 8 -
Preparing for use
Baby unit
Plug the power adapter into the baby unit and the wall socket�
Parent unit
The parent unit runs ona built-in rechargeable Lithium-ion battery.
Follow the below steps to charge the parent unit:
Plug the power adapter into the parent unit and the wall socket�
The battery status light turns orange to indicate that the appliance is
charging�
When the battery is fully charged, the battery status light turns to
continuous white�

- 9 -
12 hr=3 hr
eco
When you charge the parent unit for 3 hours, it can be used cordlessly for
up to 12hours in Eco mode.
If the parent unit is switched on during charging, charging takes
approximately twice as long.
When the rechargeable battery of the parent unit is almost empty, the
battery status light ashes orange and the low battery alert will sound.
If the parent unit battery is empty and is not connected to the mains, the
parent unit will switch o and connection to the baby unit will be lost.
Note: Only remove the built-in rechargeable battery when you discard
the appliance� It is recommended that only authorized parties remove
the battery�
Note: If the battery runs low, the parent unit's low battery alert sound
may wake you up�
Note: The battery gradually and very slowly discharges, even when the
parent unit is switched o.
Tip: To save battery, switch o the parent unit when not in use.
Tip: Keep the parent unit connected to the mains during the night�
Using the baby monitor
Linking parent unit and baby unit
1.5s
1 Press the on/o button for 1.5 seconds to turn on the baby unit.
2 When the baby unit is on, the indicator light turns orange for booting-
up�

- 10 -
3 The baby unit is ready for use when the indicator light turns green, you
can now connect it with the parent unit�
>2.5m/8.2ft
4 Make sure that the parent unit and the baby unit are at least
2.5meters/ 8.2feet away from each otherto avoid acoustic feedback.
Philips Avent Baby Monitor
1.5s
5 Press the on/o button for 1.5seconds to turn on the parent unit.
Philips Avent Baby Monitor
The display turns on, the Philips shield appears on the display and the
link light turns red� The parent unit starts to search for the baby unit�
Video 20.3
o
C
When the parent unit and baby unit are linked, the link light turns
white on the parent unit and one or more signal strength bars appear
on the display�

- 11 -
--.-
o
CVideo
?
Note: It takes about 15 seconds to establish the link between the
parent unit and the baby unit�
Make sure that the baby unit is switched on. When thebaby unit is
switched o, the display of the parent unit will show the out of range
image�
If no connection has been established, the link light turns red, the
parent unit alert will sound every 20 seconds and the out of range
image appears on the display�
App
Philips Avent
Baby Monitor+
Before you start the set-up procedure, make sure:
- You have wireless Internet access (2�4 GHz Wi-Fi)�
- You are close enough to the Wi-Fi router to have a good Wi-Fi signal�
- If you use a Wi-Fi extender, make sure that your router and your Wi-Fi
extender have the same SSID (the network name) and that you use the
same password for the router and the extender. Also make sure the
Wi-Fi extender supports 2.4 GHz Wi-Fi.
- You have the password of your Wi-Fi network at hand� Always connect
the baby monitor to a secure network (see the 'Security and privacy'
chapter)�
1 Make sure that your smart device runs on iOS 11 or higher, or
Android6 or higher. Download the Philips Avent Baby Monitor+ app
from the App Store or Google Play� Use keywords 'Philips Avent Baby
Monitor+' to search for the app�
2 Launch the app�
Tip: You get the best results if you connect your smart device to the
Internet via Wi-Fi� It will then automatically use the Wi-Fi network
to link to your baby monitor� When there is no Wi-Fi connection to
the Internet, your smart device switches to its 4G or 5G mobile data
connection. Use of this data connection may involve extra charges
from your provider, depending on your subscription.
Create new account
Log in
3 Follow the on-screen instructions to create an account�
a Make sure that you use a working email address on which you can
always be reached�
b Use a strong password (see the 'Security and privacy' chapter)�
c When you receive the verication email, follow the instructions in
the email to continue creating your account�
4 Follow the instructions in the app to set up your baby monitor�

- 12 -
Account management
There are dierent access rights for the Admin user and Guest users. You
can invite relatives or friends as guest users and allow them to monitor
your baby on their smart devices�
Admin User Guest Users
Monitoring Video
Audio
Background
Temperature
Video
Audio
Background
Temperature
Alerts
notication
Sound detection
Movement detection
Temperature range detection
NA
Soothing
features
Nightlight, soothing sounds,
lullabies, true talk-back
Voice recording
Nightlight, soothing
sounds, lullabies,
true talk-back
Account
management
Guest user invitation NA
Note: The Baby Monitor+ app supports two admin accounts� You can
invite your partner to sign up as the other admin and share the same
access rights� Do not share admin credentials with anyone outside of
your immediate household�
Security and privacy
Network security
Don't use the app on an unsecured Wi-Fi network� We advise you to use
the baby monitor only on a Wi-Fi network protected with WPA2 or higher
encryption. With the app, you can also use your phone's data network
(often referred to as 4G or 5G)�
Wi-Fi hotspots in public places, such as airports and hotels, are
convenient, but they are often not secure.
We advise you to use the baby monitor only on a Wi-Fi network protected
with WPA2 or higher encryption� We advise you not to use the baby
monitor on a network that uses WEP encryption�
Note: Wi-Fi networks that do not require a password are not secure�

- 13 -
Strong passwords
Passwords are essential to protect your Wi-Fi network and your account
against unauthorised access. The stronger your password, the better
protected your Wi-Fi network and your account is�
The rules for a strong password are:
1 Has at least 8 characters�
2 Does not contain your name, your baby's name, another real name or
a brand name�
3 Does not contain a complete word�
4 Is very dierent from passwords that you have used before.
5 Contains characters from at least two of the following categories:
- Letters, for example: A, B, C or a, b, c
- Numbers: 0, 1, 2, 3, 4, 5, 6, 7, 8, 9
- Symbols, one or more of the following: _ . @ $
Personal data security
To delete and therefore, protect your personal data, factory-reset your
baby unit by long pressing the on/o button for 10 seconds when the
baby unit is on, before discarding the device. It is also strongly advised to
disconnect the baby monitor from the Philips Avent Baby Monitor+ app�
If you are a second-hand owner, we advise you to perform the following
steps to factory-reset your baby unit to secure your device:
Turn on your baby unit�
Once the LED has changed from orange to green or white, press the on/
o button for more than 10 seconds until the LED ashes between green
and orange, and the baby unit will factory-reset.
In case you do not perform the factory-reset, Philips will not be
responsible for the performance and functionalities of the device, and
your privacy might be compromised�
Provision of security updates
We continuously monitor the security of the software used in the
product. If necessary, security updates will be provided through software
updates. Software updates may also be provided to oer bugxes and
performance improvements, or to introduce new product features.
Updates may be provided to the baby unit and parent unit rmware, or in
the mobile app� Updates are wirelessly delivered to the product without
the usage of special cables or equipment�
Support period for providing the security updates can be found on
the UK Declaration of Conformity (DoC) which is available online at
www.philips.com/support�
System compatibility
iOS compatibility: 11 or higher
Android compatibility: 6 or higher

- 14 -
Positioning the baby monitor
Warning: Long cable. Strangulation hazard!
>1-1.5m/3.5-5ft
1 For optimal sound detection, make sure that the baby unit is no
further than 1�5 meters/ 5 feet away from the baby� Make sure that
the baby unit is at least 1 meter / 3�5 feet away from the baby because
of potential strangulation hazard�
>2.5m/8.2ft
2 To avoid acoustic feedback, make sure that the parent unit is at least
2.5meters / 8.2feet away from the baby unit.
Note: If you use a cordless phone, wireless video, Wi-Fi network,
microwave oven or Bluetooth device on 2.4GHz and you experience
interference on either the parent unit or baby unit, move the parent
unit until there is no more interference�
3 There are 2 ways to position the baby unit:
a Place the baby unit on a stable, level and horizontal surface.
b Mount the baby unit to the wall with screws (not included)�
Tip: The wall mount template (see the 'Wall mount' chapter) to mount
the baby unit to the wall can be found at the end of this user manual�
Tip: Position the baby unit at a higher level to get a good overview of
the baby's bed or playpen�
4 The baby unit can be rotated to ensure the best visibility of your baby�

- 15 -
Operating range
<400m/1312ft
<50m/165ft
The operating range is up to 50meters/ 165feet indoors and
400meters/1312feet outdoors. The operating range of the baby
monitor varies depending on the surroundings and factors that cause
interference� Wet and moist materials cause so much interference that the
range loss is up to 100%�
Dry materials Material thickness Loss of range
Wood, plaster, cardboard, glass (without metal,
wires or lead)
< 30cm (12in) 0-10%
Brick, plywood < 30cm (12in) 5-35%
Reinforced concrete < 30cm (12in) 30-100%
Metal grilles or bars < 1cm (0.4in) 90-100%
Metal or aluminium sheets < 1cm (0.4in) 100%
Features and settings
Status light
Orange
1 Solid orange: the baby unit is booting up�
2 Flashes orange: the baby unit is upgrading its rmware. Do not switch
it o during the upgrade.
Note: The baby unit might switch itself o briey during the rmware
upgrade�

- 16 -
Green
Solid green: the baby unit is ready to connect to the parent unit�
White
Solid white: the baby unit is ready to connect to the parent unit and app�
Flashes white: the baby unit is trying to connect to the home network�
Red (Set up only)
1 Solid red: the baby monitor failed to connect to internet�
2 Flashes red: you have entered a wrong SSID or password�

- 17 -
Purple
Solid purple: Video live streaming is turned on for one or more app users�
Volume
You can adjust the speaker volume of the parent unit to the level you
prefer�
Video 20.3
o
C
1 Press the top or bottom part of the control button to adjust the
volume�
Video 20.3
o
C
2 The volume bar appears on the display to show the selected volume
level�
Note: If the volume is set to a high level, the parent unit consumes
more power�
Note: When the volume bar is at its minimum, the volume is muted.
The parent unit shows a mute icon in the status bar and you will only
receive alerts and video from the parent unit�
Display brightness
You can adjust the display brightness of the parent unit to the level you
prefer�
Video 20.3
o
C
1 Press the left or right part of the control button to adjust the
brightness of the display on the parent unit�

- 18 -
Video 20.3
o
C
2 The brightness bar appears on the display to show the selected
brightness level�
Note: The parent unit consumes more power with a higher brightness�
Sound level lights
The parent unit continuously monitors the sound level in your baby's
room� The sound level lights on the parent unit let you know if there is
any sound picked up in the baby's room�
Video 20.3
o
C
As long as no sound is detected, the sound level lights are o.
20.3
o
C
Video
When the baby unit picks up a sound, one or more sound level lights on
the parent unit turn white� The number of lights depends on the loudness
of the sound picked up�

- 19 -
Modes and sensitivity
This baby monitor has three dierent modes that allow you to choose
how you want to monitor your baby: Video, Audio, Eco.
The sensitivity level of the baby unit denes what you hear through the
parent unit. When the level is set to high, you will hear many sounds,
including soft background sounds. When the sensitivity level is set low,
you will hear only the louder sounds�
Mode
With the baby monitor on, press the mode button on the top left of the
parent unit, press the top or bottom part of the control button to switch
between these dierent modes, and then press the conrm button to
select the desired mode�
Video 20.3
o
C
Modes and Sensitivity
Video < >
Audio
Eco
Privacy
You can choose dierent sensitivity levels for dierent modes by pressing
the left or right part of the control button�
Video 20.3
o
C
Modes and Sensitivity
Video < >
Audio
Eco
Privacy
The display shows the selected mode�
The selected mode is also indicated in the status bar�
When turning on the device, the mode that was last used will be active.
Video 20.3
o
C
Modes and Sensitivity
Video < >
Audio
Eco
Privacy
If your baby only makes soft sounds, the sensitivity of the baby unit needs
to be set to a high level on the parent unit�
The louder your baby sounds, the lower the sensitivity can be set on the
parent unit�
Note: In Audio and Video mode, you will have continuous sound when
the sensitivity level is set to the highest. Otherwise, low sounds will be
muted�
Tip: The sensitivity level can be adjusted so you will always hear your
baby without the disruption of other sounds� When there is a lot of
background noise, turn down the sensitivity so that you will not hear
these sounds through the parent unit�
Press the conrm button to save the new setting.

- 20 -
Video mode
Video 20.3
o
C
Modes and Sensitivity
Video < >
Audio
Eco
Privacy
1 Press the mode button on the top left of the parent unit�
2 Press the conrm button to select the Video mode�
Video 20.3
o
C
When the Video mode is activated, the display is always on.
20.3
o
C
Video
Note: Set the sensitivity level to the highest to have continuous sound
on the parent unit�
Audio mode
Video 20.3
o
C
Modes and Sensitivity
Video
< >
Audio
Eco
Privacy
1 Press the mode button on the top left of the parent unit�
2 Press the bottom part of the control button to switch to Audio mode�
3 Press the conrm button to select the Audio mode.
When the Audio mode is activated, the display of the parent unit
switches o after 3 seconds.
Note: The status bar is not visible when the display is o.

- 21 -
Note: The white link light shows that the parent unit is still on and
connected to the baby unit�
Note: When sensitivity is not set to the highest level, low sounds will
be muted�
Note: Set the sensitivity level to the highest to have continuous sound
on the parent unit� Please see the 'Modes and sensitivity' chapter for
more information�
If your baby makes any sound, the sound level lights turn on and the
sounds detected by thebaby unitare transmitted to the parent unit.
As long as no sound is detected, the sound level lights are o.
Eco mode
Video 20.3
o
C
Modes and Sensitivity
Video
< >
Audio
Eco
Privacy
1 Press the mode button on the top left of the parent unit�
2 Press the bottom part of the control button to switch to Eco mode�
3 Press the conrm button to select the Eco mode.
Note: When the display is on, the selected mode will be visible in the
status bar. The status bar is not visible when the display is o.
The display and sound level lights switch o when there is no sound
detected for 20seconds. TheEco-mode light turns white to indicate
that the parent unit is still on and Eco mode is active�
20.3
o
C
Video
Whensound is picked up by the baby unit, the displayand sound level
light of the parent unit turn on immediately.The video and sounds are
transmitted to the parent unit and the sound level lights turn white�
As long as no sound is detected, the sound level lights are o.
Note: The minimum sound level to activate sound and display is
dened by the sensitivity setting.

- 22 -
Privacy function
Privacy mode allows you to temporarily disable the camera's live feed
to the app� You can still monitor your baby from the parent unit in the
selected mode�
Video 20.3
o
C
Modes and Sensitivity
Video
Audio
Eco
Privacy
Baby unit not accessible for Baby Monitor+ app
1 Press the mode button on the top left of the parent unit�
2 Press the bottom part of the control button to switch to Privacy
function�
3 Press the conrm button to activate the Privacy function�
20.3
o
C
Video
When the Privacy mode is activated, you can still monitor your baby
from the parent unit in the selected mode�
Note: When the display is on, the privacy function indicator is shown in
the status bar. The status bar is not visible when the display is o.
App
You cannot monitor your baby from the app when the privacy function
is activated�
Tip: You will receive a push notication from the app when the privacy
function is activated�
Nightlight
You can activate the nightlight function from the parent unit, the baby
unit or the app�
To activate the nightlight function from the parent unit, follow the
instructions below:
1 Press the menu button on the bottom right of the parent unit�

- 23 -
Video 20.3
o
C
Menu
Nightlight
Zoom
Temperature alert
Connection
Settings
>
2 Choose Nightlight and press the conrm button to enter the setting
options�
Video 20.3
o
C
Nightlight
Switch on
Brightness
Timer
low
5 min
3 Press the conrm button to switch on and o the nighlight function.
Video 20.3
o
C
Nightlight
Switch off
Brightness
Timer
19:59
5 min
The display shows a light icon in the status bar when the nightlight is
on�
The nightlight of the baby unit turns on�
Video 20.3
o
C
Nightlight
Switch off
Brightness
Timer
low
5 min
><
You can set the brightness level of the nightlight from the parent unit�
Press the left or right part of the control button to choose low,
medium or high�

- 24 -
Video 20.3
o
C
Nightlight
Switch off
Brightness
Timer
high
20 min
><
You can set the timer of the nightlight from the parent unit�
Press the left or right part of the control button to choose the time you
prefer�
You can also control the nightlight from the baby unit�
1 Press the nightlight button on the baby unit to turn on the function�
The nightlight turns on�
2 Press the nightlight button again to switch o.

- 25 -
Soothing sounds
You can activate the soothing sounds feature either from the parent unit,
the baby unit or the app. To activate it from the parent unit, follow the
instructions below:
1 Press the soothing sounds button on the parent unit to open the
menu�
Note: Pressing the button while the menu is already open, will close
the menu�
Video 20.3
o
C
Soothing sound
Play
Select sound
Volume
Timer
>
6/8
10 min
2 Press the bottom part of the control button to scroll down to 'Select
sound' menu item, press the conrm button to enter the soothing
sounds list�
Video 20.3
o
C
Soothing sound
All lullabies
Baa Baa Black Sheep
Brahms’ Lullaby
Golden Slumbers
Hush Little Baby
3 Press the top or bottom part of the control button to scroll through
the list�
4 Press the conrm button to select or deselect the one you want to
play. You can also select 'All lullabies' to playback the rst 5 lullabies.
Video Brahms’... 20.3
o
C
Soothing sound
19:59
Stop
Select sound
Volume
Timer
6/8
10 min
5 Navigate to 'Play' and press the conrm button to start playing the
selected sound�
If you want to stop, press the conrm button again.
The status barof the parent unit shows the name of sound thatis
being played�
Tip: Long-press the soothing sounds button to start playing the
selected sound�

- 26 -
Soothing sound
Play
Select sound
Volume
Timer
5/8
10 min
><
Video 20.3
o
C
You can set the volume level of the sound or lullaby from the parent
unit�
Press the left or right part of the control button to choose the volume
level�
Video 20.3
o
C
Soothing sound
Play
Select sound
Volume
Set timer
5/8
20 min ><
You can set a timer for the soothing sound to stop� Do this from the
parent unit�
Press the left or right part of the control button to choose the time you
prefer�
To activate the soothing sounds feature from the baby unit, press the
soothing sounds button on the baby unit�
20 min
The latest sound selected on the parent unit starts to play continuously
according to the last timer setting�
To stop the soothing sounds on the baby unit, press the soothing
sounds button again�

- 27 -
True talk-back
You can use the true talk-back button on the parent unit to talk to your
baby�
1 Press the true talk back button on the parent unit�
2 The display of the parent unit shows the true talk back icon, indicating
the active connection. Talk clearly into the microphoneat the front of
the parent unit from a distance between 15-30 cm /0�5-1 ft�
The baby can hear you talking into the parent unit. At the same time,
you will hear any sounds your baby makes�
3 Press the true talk-back button again to turn o when you have
nished talking.

- 28 -
Menu features
All features described in the following sections can be operated through
the menu of the parent unit�
1 Press the menu button to enter the menu list�
Note: You will leave the menu when pressing the menu button again�
Video 20.3
o
C
Menu
Nightlight
Zoom
Temperature alert
Connection
Settings
>
2 Use the control button to navigate through the menu� The selected
menu item is highlighted purple�
Note: If you are already in one of the sub menus and you want to
switch between menu features,press the menu button again to
navigate back to the main menu�
Note: If you are in the menu but do not press a button for 8 seconds,
the menu will exit without saving changed settings.
Zoom
Video 20.3
o
C
Menu
Nightlight
Zoom
Temperature alert
Connection
Settings
>
1 Press the conrm button to enter the zoom menu.
Zoom Exit 20.3
o
C
2x
2 Press the conrm button to adjust the video image. You can use the
top/bottom/right/left part of the control button to choose what part
of the image will be shown on the parent unit�
3 Press the menu button to save the new setting and exit.
4 If you want to zoom out the image on the parent unit, go to the zoom
menu and turn o the zoom function.
Tip: Long-press the conrm button for two seconds to get a quick
access to the Zoom function�

- 29 -
Temperature alert
The temperature sensor enables you to monitor the temperature in your
baby's room�
Note: The current temperature in your baby's room is shown in the
status bar of the parent unit�
Video 20.3
o
C
Menu
Nightlight
Zoom
Temperature alert
Connection
Settings
>
1 Press the conrm button to access the temperature alert menu.
Video 20.3
o
C
Temperature alert
Switch On
High
Low
Unit
20
16
°C
2 The temperature alert can be set on or o, press the conrm button to
turn it on or o.
Video 20.3
o
C
Temperature alert
Switch off
High
Low
Unit
20
16
°C
3 To change the maximum and minimum temperatures for the
temperature alert, select the desired temperatures in the temperature
menu�
Tip: You can change the temperature unit from C (Celsius) to
F(Fahrenheit) by selecting the unit option.
Video 20.3
o
C
High temperature alert
4 Press the left part of the control button to save the new setting and
return to the main menu�
5 The parent unit shows this alert when the measured temperature goes
outside the range between the minimum and the maximum values.

- 30 -
Connection
You can choose dierent connection options with this menu feature.
Direct only: The parent unit and the baby unit are pre-paired and will
connect to each other directly�
Direct + via WLAN: This setting optimizes the connection between the
baby unit and parent unit by automatically choosing the best connection
using either direct mode or Wi-Fi network. It extends the wireless range
by using your home Wi-Fi router as a bridge�
Video 20.3
o
C
Menu
Nightlight
Zoom
Temperature alert
Connection
Settings
>
1 Press the conrm button to enter the connection menu.
Video 20.3
o
C
Connection
Direct only
Direct + via WLAN
2 Press the top or bottom part of the control button and the conrm
button to choose the desired connection�
Settings
Video 20.3
o
C
Menu
Nightlight
Zoom
Temperature alert
Connection
Settings
>
Press the conrm button to access the settings menu.
Video 20.3
o
C
Settings
Language >
Firmware
Licenses
App download
You can change the language setting of the parent unit�
1 Press the conrm button to access the list of languages.
2 Press the top or bottom part of the control button to scroll through all
the languages and then press the conrm button to select the desired
language�

- 31 -
Video 20.3
o
C
Select language
Čeština
Deutsch
English
Español
Français
3 Press the conrm button to save the new setting and return to the
main menu�
Video 20.3
o
C
App download
Settings
Language
>
Firmware
Licenses
You can check and update the rmware of the parent unit.
1 Press the conrm button to enter the rmware menu.
Video 20.3
o
C
Firmware
Baby unit �rmware version: X.X.X
Parent unit �rmware version: X.X.X
Your �rmware is up to date.
2 The display shows the latest rmware version of the parent unit and
the baby unit�
Video 20.3
o
C
Firmware update
New �rmware is available for the parent unit.
Installation will start soon. It should take a
few minutes.
OK
Note: When you see there is an update option, update the rmware
for optimal product performance�
Tip: Make sure the parent unit is plugged to a mains socket with the
provided adapter and it is placed close to the baby unit to complete
the update�
Video 20.3
o
C
App download
Settings
Language
>
Firmware
Licenses
You can check the software license of the parent unit/baby monitor�
1 Press the conrm button to enter the license feature.

- 32 -
Video 20.3
o
C
Licenses
Written offer, Acknowledgments
and License Text for any open
source software used in this product
-----------------------------------
========================
OPEN SOURCE SOFTWARE USED IN
THE BABY UNIT
2 The display shows your baby monitor's license information�
Cleaning and maintenance
Warning: Do not immerse the parent unit, baby unit and
power adapters in water and do not clean them under the
tap.
Warning: Do not use cleaning sprays or liquid cleaners.
1 Switch o the baby unit, remove the power adapter from the baby
unit and remove the power adapter from the wall socket�

- 33 -
2 Clean the baby unit with a dry cloth�
Note: Fingerprints or dirt on the lens of the baby unit may aect the
camera's performance. Avoid touching the lens with your ngers.
3 Switch o the parent unit, remove the power adapter from the parent
unit and wall socket�
4 Clean the parent unit with a dry cloth�
5 Clean the adapters with a dry cloth�
Storage
When you are not going to use the baby monitor fora long time, store
the parent unit, the baby unit and adapters in a cool and dry place.

- 34 -
Ordering accessories
To buy accessories or spare parts, visit www.philips.com/parts-and-
accessories or go to your Philips dealer� You can also contact the Philips
Consumer Care Centre in your country (see the international warranty
leaet for contact details).
Recycling
This symbol means that electrical products and batteries shall not be
disposed of with normal household waste�
Follow your country’s rules for the separate collection of electrical
products and batteries�
Environmental information
All unnecessary packaging has been omitted� We have tried to make
the packaging easy to separate into two materials: cardboard box and
polyethylene (bags, protective foam sheet).
Removal of built-in rechargeable battery
The built-in rechargeable battery must only be removed by a qualied
professional when the appliance is discarded� Before removing the
battery, make sure that the appliance is disconnected from the wall socket
and that the battery is completely empty�
Note: Take any necessary safety precautions when you handle tools to
open the appliance and when you dispose of the rechargeable battery�
Note: When you handle batteries, make sure that your hands, the
product and the batteries are dry�
Note: To avoid accidental short-circuiting of batteries after removal,
do not let battery terminals come into contact with metal objects (e�g�
coins, hairpins, rings). Do not wrap batteries in aluminum foil. Tape
battery terminals or put batteries in a plastic bag before you discard
them�
Procedure:
1 Use a coin to unlock the openings of the battery compartment on the
back of the parent unit�
2 Remove the 2 rubber feet at the bottom of the parent unit�
3 Remove the 2 screws that are now visible at the bottom of the parent
unit�
4 Pull apart the battery compartment from the parent unit�
5 Remove the battery�
If there is no collection/recycling system for electronic products in your
country, you can protect the environment by removing and recycling the
battery before disposing the product�

- 35 -
Guarantee and support
If you need information or support, please visit
www.philips.com/support or read the international warranty leaet.
General Information
Lithium-ion rechargeable battery (2600 mAh)
Wi-Fi frequency band: IEEE 802�11 b/g/n 2�4 GHz
Maximum radio-frequency power: <=20 dBm e.i.r.p
Supply unit:
Model: ASSA105x-050100
Input: 100-240 V 50/60 Hz ~0�35 A
Output: 5�0V 1.0 A, 5.0 W
x = E (EU plug) / x = B (UK plug)
x = C (AU plug) / x = F (KR plug)
Average active eciency: >=73.62 %
No-load power consumption (W): <0�1 W

- 36 -
Troubleshooting
This chapter summarizes the most common problems you could
encounter with the appliance� If you are unable to solve the problem
with the information below, visit www.philips.com/support for a list of
frequently asked questions or contact the consumer care centre in your
country�
HOW TO USE / CONNECT THE UNITS
Problem Solution
Can I connect my Philips
Avent Connected Baby
Monitor’s parent unit
(SCD921, SCD923) to
Philips Avent Connected
Baby Camera (SCD641,
SCD643)?
The Philips Avent Connected Baby Monitor’s parent unit can only connect
to the baby unit which included in the same package�
If you want to view the Philips Avent Connected Baby Camera (SCD641,
SCD643), you can connect it to the Philips Avent Baby Monitor+ app.
Why doesn't the parent
unit charge when I plug
it in?
Perhaps there is a battery error�
Check the battery status light on the parent unit. If it is solid red, contact
the consumer care centre in your country�
I cannot download and
install the app� What can
I do?
Please check if any of the following factors prevent a smooth download�
Is your Wi-Fi signal stable and strong enough? Does your smart device
run on iOS 11 or higher, Android 6 or higher? Do you have enough space
left on your smart device to install the app? Did you enter the correct
password for the App Store or Google Play?
Why can't I establish a
connection between
the parent unit and
baby unit? Why is
the connection lost
every now and then?
Why are there sound
interruptions?
The baby unit and the parent unit are probably close to the outer limits
of the operating range or there is interference from other 2�4 GHz
wireless devices. Try a dierent location, decrease the distance between
the units or switch o other 2.4 GHz wireless devices (laptops, mobile
phones, microwaves, etc) . It can take up to 15 seconds to re-establish the
connection between the units�
Perhaps you have more than one set of baby monitor, or the baby and
parent unit are too close to each other, keep them at least 1.5 meters /
5feet away from each other to prevent interference.
How can I factory-reset
the baby unit?
You can factory-reset the baby unit by long-pressing the on/o button
for 10seconds. The baby unit will reboot and the indicator light will ash
in green and orange, the factory-reset is completed when the indicator
light turns solid green� All the settings will be removed after the factory-
reset, including the connected Wi-Fi router's SSIDs and passwords and
the connected app users� You can factory-reset the baby unit if you stop
using the product and want to transfer it to a new user�

- 37 -
INDICATIONS ON THE PARENT UNIT
Problem Solution
What does the colour of
the battery status light
mean?
When the parent unit is connected to the mains power the colour of the
battery status light will show:
* Solid white: battery is fully charged�
* Solid orange: battery is charging�
* Solid red: battery error� Please contact the consumer care centre in your
country�
When the parent unit is not connected to the mains power the colour of
the battery status light will show:
* Flashing orange: battery is almost empty (lower than 10%)� Please
charge the battery�
Why can the charging
time of the parent unit
exceed 3hours?
The parent unit may be switched on during charging� When the display
of the parent unit is constantly on, charging of the parent unit will take
more time. Switch o the parent unit during charging to reduce the
charging time�
Perhaps temperature has exceeded the charging tolerance that could
potentially cut o the charging circuit as a safety protection mechanism.
To resume charging, move the charging station away from any heat
sources such as radiators, heat registers, stove or other appliances
(including ampliers) that produce heat.
Perhaps you are not using the right power adapter� If you see the icon on
the left, it means an incorrect power adapter is detected. Always use the
provided adapter for optimal charging performance�
How can I restart the
parent unit?
You can restart the parent unit by long-pressing the on/o button for
10seconds. The parent unit will restart. Specic user information stored
in the memory of the parent unit such as user mode, brightness settings,
volume, lullaby selection, zoom selection will not be lost.
NOISE/SOUND
Problem Solution
Why does the app, parent
unitand/or baby unit
produce a high-pitched
noise?
Perhaps the app, parent unit and baby unit are too close to each other.
Make sure they are at least 2�5 meters / 8�2 feet away from each other�
The volume of the parent unit or app may be set too high� Decrease the
volume of the parent unit or app�
Why don't I hear a
sound?Why can't I hear
my baby cry?
Perhaps the parent unit is muted� Unmute it by pressing the top part of
the control button and adjust the volume�
Perhaps you have muted the app� Unmute it by tapping the mute icon on
the video screen�
The sensitivity is set too low� Increase the sensitivity in the parent unit's
menu or the app to a higher level�
The baby unit may be too far away from your baby� Make sure the
baby unit is not further than 1�5 meters / 5 feet away from your baby
for optimal sound detection� Closer than 1 meter /3�5 feet increases
strangulation hazard�

- 38 -
NOISE/SOUND
Problem Solution
Why does the app/parent
unit react too quickly to
other sounds than my
baby makes?
The sensitivity level may be set too high� When your baby makes soft
sounds, the sensitivity has to be higher. However, the noisier is nursery
room is, the lower the sensitivity level can be set. You can change the
sensitivity of your baby monitor on the parent unit's menu�
OPERATING TIME / RANGE
Problem Solution
Why does my baby
monitor manage a much
smaller distance than
specied in this user
manual?
The specied operating range between the parent unit and baby unit
is up to 400 meters/ 1312 feet, and it's only valid outdoors in open
air and in the line of sight� Depending on the surroundings and other
disturbing factors, the operating range may be smaller (see the table in
'Operating range' chapter). Inside your house, the operating range is up
to 50meters/165 feet, which is also limited by the number and type of
walls and/or ceilings between the parent unit and the baby unit�
VIDEO DISPLAY
Problem Solution
Why do I get interference
on the parent unit? Why
does the video display on
the parent unit icker?
Why does the parent unit
make a buzzing sound?
Interference may occur when the parent unit is out of range of the baby
unit� If there are too many walls or ceilings between the parent unit and
the baby unit� Or when other 2�4 GHz wireless devices are switched on
(e.g. microwave, Wi-Fi router).
Put the parent unit in a dierent place, closer to the baby unit, or switch
o other wireless devices.
Why isn't the image on
the video display clear?
Perhaps the lens of the baby unit is dirty� Clean the lens with a dry cloth�
The video resolution will automatically adjust when the parent unit is
moving too far away from the baby unit� Move the parent unit closer to
the baby unit�
Why do I get black and
white images instead of
colour ones?
The baby monitor has switched to night vision mode because the room
where the baby monitor is placed is dark�
If there is enough light in the room, the light sensor on the baby monitor
may be covered or dirty. Make sure that this sensor is fully exposed to the
light in the room�

- 39 -
VIDEO DISPLAY
I lose connection to the
app frequently� What is
the matter?
Check if the status light turns green� Check if the Wi-Fi signal in the room
where the baby monitor is placed is strong enough and stable� If this is
not the case, you need a Wi-Fi repeater to get a strong and stable signal.
If you use a Wi-Fi repeater, make sure that your router and your Wi-Fi
repeater have the same SSID and that you use the same password for the
router and the repeater�
If the status light on the front of the baby monitor is solid white and
you keep losing connection, there may be a problem with the Internet
connection of your router, smart device or baby monitor. Check the Wi-Fi
signal on your smart device or the 4G or 5G speed by trying to watch a
movie, e.g. on YouTube. Or reset your Wi-Fi router.
Perhaps you have activated the privacy function, check the status light of
the baby unit, if it is green, the privacy function is on. Disable it when you
need to resume app reviewing�
APP /SET UP
Problem Solution
I cannot set up the baby
monitor� Each time I end
up in the connection
error screen� What is the
matter?
Make sure your smart device uses the same Wi-Fi network you want to
connect the baby monitor to�
Check the status light of the baby unit, if it is ashing red, the Wi-Fi
password entered was wrong� Restart the set up process� Re-enter the
Wi-Fi password and make sure that the password is correct�
Perhaps the router SSID (the network name) or the password contains
special symbols. If it does, change the name of your router SSID or the
password accordingly�
If the status light turns solid red while trying to connect, the baby monitor
successfully connected to the router but fails to connect to the internet�
Then check if you have access to 2�4 GHz Wi-Fi by trying to access other
apps like YouTube, Facebook etc. If other apps do not respond, please
make sure you have internet access. If there is internet access, the server
could be temporarily unavailable� Please try to set up again later�
Perhaps you have been tying to connect the baby monitor to a 5 GHz
network�
Please check that you have chosen a SSID of a network that supports
2.4GHz.

- 40 -
APP /SET UP
Problem Solution
I have problems making
my baby monitor read
the Wi-Fi QR code on my
smart device� What can
I do?
Make sure that you hold the QR code at approx. 5-15 cm / 2-6 inch
distance from the baby monitor lens� Try moving the smart device slightly
up, down, left or right to ensure the QR code is directly in front of the
baby monitor lens� You can also try moving the smart device closer to or
further away from the baby monitor lens to allow proper focussing� Make
sure that there is enough light in the room, but avoid too bright light.
When the baby monitor has read the QR code, you hear a conrmation
sound and the status light of the baby unit turns white�
Perhaps you did not remove the protective foil from the baby monitor
lens�
Remove the foil�
Perhaps part of your hand covers the QR code� Hold your device in such a
way that your hand does not cover the QR code�
I cannot see my baby�
What is wrong?
Check if the Wi-Fi signal is strong enough in the room where the baby
monitor is placed�
The Wi-Fi status light on the front of the baby monitor must be solid
white�
Perhaps there are already three people monitoring your baby� The
app only allows three people to watch simultaneously� If you have
administrator rights, you can remove access for one of the guests to be
able to watch yourself�
Perhaps you have turned on the privacy function which will temporarily
disconnect the connection between the baby unit and Wi-Fi router� The
privacy function can be turned o in the parent unit. (see the 'Privacy
function' chapter)
Why does the app not
notify me that the baby is
crying?
Check if the baby monitor is connected to the Wi-Fi network� The status
light on the front of the baby monitor must be solid white�
The sound threshold for notication may have been set too low. In that
case, the app will only notify you when the baby produces a lot of sound.
Open the app setting to set the sound threshold higher to ensure that
you are notied sooner.
Perhaps you have muted your smart device, turn on the volume.
Check you have activated the notication function in the app's settings.
Check you have activated the notication function in your smart device's
settings�
Check if you have viewing rights as a guest. The notication function is
disabled for guest users�

- 41 -
APP /SET UP
Problem Solution
Why can't my partner
and I connect to the baby
monitor at the same
time?
If you wish to share the same access as your partner, consider sharing
the same administrator account to login to the app� Setting up the app
on another device with a dierent login account will automatically
disconnect the previously connected user�
If you do not wish your partner to have full access, invite your partner to
login as a guest user� Access rights of guest users have limitations� Please
refer to the 'Account management' chapter for details�
Why can't I talk to the
baby unit after pressing
the talk back button from
the app?
Perhaps your partner is talking to the baby with the parent unit�
The parent unit has a higher priority in using talk back function�
How can I be a guest
user?
To be a guest user, you have to register a Philips Avent Connected Baby
Monitor Account before being able to view the video live streaming�
Please create the account as instructed in the app, and contact the
administrator that you are ready for the invitation�
I am a guest user
already, why I cannot see
anything when I open the
app?
Perhaps the administrator has temporarily turned on the Privacy mode�
You should have received a notication about this.
The baby monitor may be oine. To receive a notication when the baby
monitor goes oine in future, switch on app notications from the app's
settings menu�
Do I have to keep the
app open to monitor my
baby?
No, the app can monitor in the background while you do other things.
Switch on background monitoring from the app's settings menu� You will
then receive notications on-screen when your baby makes sound.
Can I use more baby
monitors in the same
app?
You can connect to multiple baby monitors to the app, but you can
only view the video from one baby monitor at a time� You will receive
notications from the other baby monitors connected. If you receive
a notication and tap on it, the app will take you directly to that baby
monitor� You can also select the baby monitor you want to view from the
list�
Is the baby monitor
hacker-proof?
We take every possible measure to prevent hacking and ensure the
highest level of security� This includes issuing security updates as
appropriate to maintain our standards� Please make sure that you always
use the latest app software and baby monitor rmware. If you lose your
smart device, factory-reset the baby monitor to remove any connections
to it� You can also log in to the app from another smart device and delete
your account. If you are the only administrator, all guest users will be
disconnected from the baby monitor too�
I have lost my smart
phone� How can I prevent
strangers from viewing
my baby?
Log in to the app from another smart device and delete your account� If
you are the only administrator, this will disconnect all guest users of the
app from the baby monitor� You can also factory-reset the baby monitor
to disable all connections to the device you lost. Long-press the on/o
button of the baby unit for 10seconds to factory-reset.

- 42 -
APP /SET UP
Problem Solution
Will I be notied of
upgrades of the app
or the baby monitor
software?
Yes, you will receive a notication on your smart device to upgrade via
the App Store or Google play� This will happen periodically� Upgrade
notications for the rmware of the baby monitor will appear in the app
along with instructions on how to upgrade�
My phone or tablet
becomes warm when
I use the app� Is this
normal?
Your device may get warm because it needs power to provide high-
quality video� This does not harm your device� Your device does not warm
up when you run the app in the background�

- 43 -
Wall mount
Printing instructions:
Print this page in scale 100% and use the template to accurately mark the
position of the holes for the screws on the wall�

© 2024 Koninklijke Philips N.V.
All rights reserved.
11/10/2024
