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77
LC-42LB261U/LC-50LB261U Sharp 42"/50" LED TV
Roku Streaming Stick
TV cabinet
creaks.
• When the TV is in use, the
temperature rises naturally and
may cause the cabinet to expand
or contract which can cause a
creaking noise. This is not a
malfunction.
Control buttons
do not work.
• Make sure that the Button Lock
option is set to Off. See “Locking
control buttons” on page 65.
• Unplug the power cord, wait a
few seconds, then plug the cord
back in and turn on your TV.
TV keeps
turning off.
• Make sure that the sleep timer is
not turned on. See “Setting the
sleep timer” on page 69.
A retail banner
is displayed.
• You selected “Store” mode when
you ran the EZ SETUP wizard.
Reset your TV to the factory
defaults, then select Home on the
What is your viewing environment
screen. See “Restoring settings to
the defaults” on page 73.
Problem Solution
Problem Solution
I cannot see a
picture on
my TV.
• Make sure that your TV is turned
on.
• Make sure that the mobile device
is securely connected to the
purple HDMI 2/MHL jack. See
“Connecting a Roku Streaming
Stick” on page 24.
• Make sure that you have selected
HDMI 2 (Roku) as the video input
source. See “Selecting the video
input source” on page 42.
• Try adjusting the picture settings
on your TV. See “Adjusting the TV
picture” on page 52.
I cannot hear
sound.
• Make sure that you have selected
HDMI 2 (Roku) as the video input
source. See “Selecting the video
input source” on page 42.
• If you are using external speakers,
a sound bar, or a home theater
system, make sure that the audio
cables are connected securely.
See “Connecting external
speakers or a sound bar” on
page 34.
• If you are using external speakers,
a sound bar, or a home theater
system, make sure that the
volume is turned up and not
muted.
• If you are using external speakers,
a sound bar, or a home theater
system, make sure that you have
selected the correct output
mode.
• Try adjusting the audio settings
on your TV. See “Adjusting sound
settings” on page 55.
I cannot
connect to my
wireless
network.
• Make sure that there are no
obstructions, like cement walls,
between your Roku Streaming
Stick and your wireless router.
• Make sure that you have selected
the correct wireless router name
on the “Wireless” screen.
•If your network requires a
password, make sure that you
have entered the correct
password. Passwords are case
sensitive.
• If you have turned off SSID
broadcasting on your wireless
router, select “My network is not
shown” on the “Wireless” screen.
• If you are not getting three or
more signal-strength bars above
your wireless network, adjust the
location of your wireless router.
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