
CG-
HN342ASM
Smoke Detector Housing Camera
1. C
o
n
n
e
c
tions:
−Video output, to monitor or DVR by a 75 Ω
coaxial cable
−
Pow
er
input = DC 12V
Please pay attention to the
right power polarity
!
Video output Black 1.0 Vp-p
Power input Black DC 12V±10%
2.
Package content:
- Camera
- User Guide
3.
Features
:
420TVL (EVC-CG-HN342ASM)
1/3” Sony Super HAD Color CCD Sensor
Working Voltage Range: DC12V~18V
Lens: 3.6mm lens
4. User information:
Do not drop the camera or subject them to physical shocks.
Do not put the camera in magnetic environment.
Do not keep the camera in strong direct light or extreme
temperature conditions.
Please cut the power before moving the installed camera.
The electricity tolerance is dc 12v ± 10%, over the tolerance will
damage the camera and below it will decrease the camera
performance.
Do not connect the BNC female socket to power supplyf, it will
damage the camera.
Please remove the power plug in thunder or lightning environment.
(It can cause fire or mechanical trouble.)
Do not keep the camera face to strong light directly. It can cause
CCD image damage.
5. Camera installation
Camera will be installed on ceiling.
6. Troubleshooting
☞The image does not
appear on the screen.
√Check the power source for the monitor and camera
and assure that the voltage and polarity are properly
connected and being supplied correctly.
☞The image on the
screen is dim.
√Check if the lens is stained. If dirty, clean the lens
with a soft, clean cloth.
√Adjust the Back Focus of the lens again.
☞The camera does not
work properly, the
surface of the camera
case is hot
and a black line appears
on the screen.
√Check if you have connected the camera to
a proper power source and If there is
no problem with the power, turn the unit off
imediately and seek assistance from our
After Servicedepartment.
☞The screen blinks a
lot.
√Check if the camera is pointed toward the sun or a
fluorescent lamp.
√Adjust the angle or location of the camera if too
much light is coming into the screen.
☞The image on the
screen is dark
√Adjust the contrast feature of the monitor
√If you hane an intermediate device,
set the 75Ω/Hi-z properly
√Adjust DC level (refer to next page)
Power
Video