Bosch Appliances Divar -Digital Versatile Recorder Power Supply, Testing, Maintenance

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

Signal	Pin no.	Description
name:
LIVE	1	AC live
NEUTRAL	2	AC neutral
PE	3	Protective Earth

N

E

L

Panel view

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!

Bosch Security Systems