Menson Qi
DVR/NVR Side:
Step 1:
Upgrade the DVR/NVR with the special firmware and reboot it.
Steps 2:
Finish RS232 settings as shown below
About Alarm Box DS-1901I
Front Panel
1
2
3
4
5
6
7
8
9 10
No.
Name
Function description
1
Alarm Output Alarm output indicator lights when there is alarm output.
2
Alarm Input
Alarm input indicator lights when there is alarm input.
3
Power
Power indicator lights when alarm box is powered up.
4
Status
Indicator flickers when alarm box works correctly.
5
Arm
Arm indicator lights when there is alarm armed.
6
Disarm
Disarm indicator lights when all alarms disarmed.
7
Exception
Exception indicator lights when alarm box error.
8
Access control reserved
9
10
Tx/Rx
RS485, RS232 transmission indicator
