User Manual

ViewZ 5.6" HD-SDI CCTV TEST MONITOR
Problem Possible cause Solution
The charging
indicator indicates
normal charging, but
the battery is not
being charged
There is dirt on battery
terminals.
Clean the battery terminals with a piece of soft
dry cloth.
The battery has been charged
for numerous times.
The service life of the battery is expired; please
purchase a new battery.
There is no display
signal
There is no video signal input.
Check if the front-end equipment generating
video signals works normally.
The input signal line is
incorrectly connected.
Check if the interface at the signal input end and
the SOURCE channel settings are correct; please
refer to the operation section in the User’s
Manual for details.
The AV input line 1 is in poor
contact.
Check if the AV input line 1 interface is in poor
contact and if there is looseness.
There is no DC12V
output
The back-end load power is too
high.
Replace the back-end load; make sure the
maximum working current of the load accessed
does not exceed 350mA.
The battery level is low.
When the battery voltage is lower than 4.3V,
there is no DC12V output; in such case, please
recharge the battery.
There is interference
against picture
display
The video signal transmission
line is severely interfered with.
Place an external signal amplifier at the video
input end or appropriately shorten the video
signal transmission line.
14
Troubleshooting