INTRODUCTION
The Crest Electronics CCA
-
7910WS
-
40 camera is based
on the latest high
-
resolution AHD sensor and is capable of
delivering a resolution of 720p (1MP). The Wide Dynamic
Range of the sensor allows the camera to capture detailed
images even in challenging lighting conditions. With built
in Smart IR and varifocal lens, this camera can be used to
suit a wide variety of needs.
Please read this instruction manual carefully to ensure
proper use of the camera.
BRIEF OF PRODUCT
*
Sensor
(
CCD
)
1/4” Aptina 1.0MP CMOS Sensor
*
Auto Gain Control (AGC)
Built
-
in auto gain control
(AGC)
circuit. The color camera
can get high definition picture in low Lux condition.
*
Scanning Mode
NTSC
*
Water Resistance
IP66
TROUBLE AND SOLUTION
Note
:
●
Please note the camera’s operating temperature is 14°F~122°
F .
Use of the product outside this range is not recommended.
●
This installation should be made by a qualified service person
and conform to all local codes. Crest Electronics will not be
responsible for damages or injuries as a result of improper
installation.
NOTICE: For best result, please read this instruction book-
let prior to installing the CCA
-
7910WS
-
40 camera.
CAUTION:
CAUTION:
TO REDUCE THE RISK OF ELECTRIC SHOCK
DO NOT REMOVE COVER OR BACK NO USER
SERVICEABLE PARTS INSIDE. REFER SERVICING
TO OUALIFIED SERVICE PERSONNEL.
RISK OF ELECTRIC. DO NOT OPEN
CAUTION:
CSA CERTIFIED/UL LISTED CLASS 2 POWER
ADAPTORS MUST BE USED IN ORDER TO
COMPLY WITH ELECTRICAL SAFETY STANDARDS.
TROUBLESHOOTING
NO VIDEO
◆
Power
Supply
Check input power
connections at the
terminal (DC input
wires)
◆
Voltage
Range
Measure the voltage at
the terminal block. The
supply
range
is:
12VDC.
◆
Video
Connection
Determine if wiring
polarity
at
“Video
Connector” is correct.
If ok, the problem may be
with the interconnections/
splices.
ROLLING PICTURE
◆
Check to make sure the
coax shield is not
touching “ground”
POOR PICTURE
◆
Ensure that the video
cable is terminated with
75 ohms at each end.
Device connection
