Power supply, Testing, Maintenance – Bosch Divar -Digital Versatile Recorder User Manual
Page 41
Bosch Security Systems
Divar | Installation Manual | Hardware setup
EN | 4-9
Power Supply
Power is supplied to the unit via the IEC-style socket. The unit has no on/off
switch for security reasons. This means that the unit is always powered as long as
the power cable is connected from the unit to a live power socket.
Specifications:
Input Voltage:
100 - 240 Vac ±10%
Current:
0.7A - 0.3A
Input Frequency:
50/60 Hz
Power supply socket
Testing
In Live mode, select full-screen display for each camera and check the picture
quality. If the quality is poor, check:
•
The BNC connections.
•
Loop-through terminations.
•
Video levels of incoming signals and the possibility of ground loops.
Record for at least three minutes at the highest recording speed Then play back
the recording, selecting each camera for full-screen display in turn. Check the
playback picture quality. Check to see whether the programmed quality setting
is adequate.
Maintenance
Maintenance of this unit is limited to external cleaning and inspection. Refer all
servicing to qualified personnel.
WARNING!
Do not open the top cover or attempt to service the unit as this may expose you
to dangerous voltages and other hazards. Opening the unit will void the
warranty!
Signal
name:
Pin no.
Description
LIVE
1
AC live
NEUTRAL
2
AC neutral
PE
3
Protective Earth
N
L
E
Panel view