First Alert DWB-740 Baby Monitor User Manual


 
20
Troubleshooting
Problem
Possible Causes
Remedies
System message
shows “No Signal”
No power supply to
camera
Check power adapter and power cable
connection. If camera is running on
battery alone, you may need to replace
batteries.
Camera is not paired
with receiver
See pairing operation for detail.
Service out of range
Move the camera closer to the receiver.
Signal is blocked
If possible, remove major obstacles in
between the camera and the receiver. Or,
relocate the camera to another location.
Low or unstable
signal
Antenna direction is
limited
Adjust the camera antenna and receiver
position.
Signal has been
blocked
If possible, remove major obstacles in
between the camera and receiver. Or,
relocate the camera to another location.
Strong radio signal
nearby
Keep WIFI router away from the camera
and/or receiver.
Strong electromagnetic
interference nearby
Keep active appliances such as hair
dryers, heat fans, air conditioners, water
pumps, or microwave ovens away from
the camera and/or receiver.
Recording does not
work
No SD Card
Insert SD Card.
SD Card locked
Unlock the SD Card.
Black screen
& Buttons
no function
Power save mode on
Press power key to resume receiver
image; please refer to [Power Saving]
section on page 12 for details.
Audio feedback
Camera and receiver
are too close
The camera has a high sensitivity
microphone. Keep the camera at least 10
feet away from the receiver. If the camera
must be within 10 feet of the receiver,
keep the volume down.
VOX Record & Alarm
does not work
VOX Menu set to “OFF”
Set VOX Sensitivity/VOX Alarm/VOX Record to
ON.