User`s manual

Getting Started
3
I/O Devices
The GV-Hot Swap DVR V2, with built-in GV-NET/IO Card, provides 4 alarm outputs and 4 sensor
inputs.
Relay Output 1~4
Com
Sensor Input 1~4
Ground
Figure 36
PTZ Domes
When connecting PTZ domes, you need to plug the supplied RJ-11 to DB9 cable into the DB9 port of
the GV-Hot Swap DVR V2.
RS-485+
RS-485-
PTZ Dome 1
PTZ Dome 2
PTZ Dome 16
Connects to the
DB9 port of the
GV-Hot Swap
DVR V2
RJ-11 to DB9 Cable
DB9 Port
Figure 37
31