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19
Appendix
No.
Symptom
Description
Possible Reason
Solution
Tool
1
Unable to
Boot
The device
cannot be
normally
started after
installation
1. Check whether the power button is
on and whether the button indicator
light is on.
2. Check whether the power cord is
damaged, broken, bad contact, etc.,
and whether the power supply of the
main chassis is normal.
1. Replace
digital
board
2. Check
power
supply
circuit
Manual
operation
2
Screen off
The LCD screen
is off
Check whether the power button is
on and whether the connecting wire
of the connecting panel of the main
board is properly plugged.
Replace
cable, display,
and digital
board.
Manual
operation
3
No people
counting
The number of
people
displayed as
0001 or 0000.
Repeatedly pass through, and the
number of people passing through
does not change.
Replace the
infrared
component
Manual
operation
4
False Alarm
The alarm is
triggered when
there is no
people walk
through
1. Check whether the environment
around the detector affects. Change
the frequency.
2. Whether the number of people
passed automatically changed.
3. Adjust the alarm threshold
4. Check whether there is any large
metal within 1 m nearby. If there is,
please stay away.
1. Replace the
infrared
component
2. Adjust the
sensitivity
value
Manual
operation
5
Omitting
alarm
No alarm when
walk through
the detector
with metal
1. Adjust the alarm threshold
2. Check whether there is any large
metal within 1 m nearby. If there is,
please stay away.
Adjust the
alarm
threshold
Manual
operation
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