Bosch VC7C1305T Installation Instructions Manual page 7

Attention
The 'Video In plug' of the A/V cable must be connected to the
'Video out' of the Video Recorder. The 'Video Out plug' of the
A/V cable must be connected to the 'Video In' of the Video
Recorder.
Attention
The 'Audio In plug' of the A/V cable must be connected to the
'Audio out' of the Video Recorder. The 'Audio Out plug' of the
A/V cable must be connected to the 'Audio In' of the Video
Recorder.
Attention
When the configuration is changed, the system must be scanned
again. Therefore always switch off the system before a camera or
accessory is added or removed. After power up the system moni-
tor will recognize the item that was added or removed.