Maxtor QSNDVR9M - Manual (Page 18)

2.3.2 Back panel of 9-channel DVR
CA M 1 CA M 5 CAM 7
AUD IO IN 1 AUDIO IN 2 ALA RM IN ALARM OUT
CAM 3 CAM 9 1 2 3 4 5 6 7 8 9
1 2 3 4
CAM 2 CA M 4 CA M 6 CAM 8
AUD IO IN 3 AUDIO IN 4
SPO T OUT VI DEO OUT S VID EO AUD IO OU T
COM
+
-
GND
RS- 4 85
LAN USB VG A RS- 2 32
Back panel of 9-channel DVR
The difference between 9-channel and 16-channel is the 9-channel
has 9 video in and 9 alarm inputs, 16 channel has 16 of each.
9 channel video and alarm inputs
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