7
Fault
Reason
Action
The system is not functioning. No power supply
Check and remedy if applicable.
No picture
Incorrect connection
alignment
Check and correct if applicable.
Check and connect correctly if applicable.
No signal
Grainy or broken image
Video connection to camera
damaged
Check and connect correctly if applicable.
Increase lighting
Poor lighting
Weak, milky image
Light from the side
Change camera position or possibly eliminate light
by tilting the housing using the integrated sun roof
or by screening, e.g. with a board. Then correct the
tilted image by turning the camera bracket in the
housing.
Service
Maintenance and installation May only be carried out by authorised persons.
7. Troubleshooting and Rectification of Faults
8. Specifications
Type
VKC-1327A/WDDG1
VKC-1327A/WDDG2
VK-1320/WDDG2
Art. No.
966
967
997
Video standard
CCIR/PAL
System
Day & Night
B/W
Sensor size
/3”
Imager
CCD, Sony Super HAD Interline Transfer
CCD, /3” Interline
Transfer CCD
Active picture elements
Approx. 440,000, (H) 75 x (V) 58 pixels
Approx. 300.000,
(H) 5 x (V) 58 pixels
Synchronization
Internal/Line-lock (automatic detection depend on
power source)
Internal
Signal-to-noise ratio
48dB (AGC Off)
46dB (AGC Off)
Sensitivity
(at 50% video signal)
0,5Lux, (0.3Lux), Colour, 0.4Lux (0.5Lux), B&W at
F. each (AGC-Turbo). Videor measurement result
0.4Lux, at F.; 0.3Lux
at F.0 (Videor
measurement result)
Horizontal resolution
540TVL
480TVL
380TVL
Rotation range
manual: 360°
Automatic gain control (AGC)
Normal/Turbo (+6dB)
yes
Gamma correction
Approx. 0.45
Automatic shutter control
(AES)
/50 ~ /00,000sec.
Integration rate
no
Digital Noise Reduction
(DNR)
no
