No Lcd Monitor; Connection - Front Panel - Axis DV425GPS Instruction Manual

3.6. No LCD Monitor

If the DVR is not connected to any monitors, it will remind the customer of the exception by
Buzzer alarm.
Buzzer warning functions are as follows:
• No matter what types of alarm event occur (including Alarm recording 1~8, Motion detection
recording, G-force recording, Speed recording and Panic button recording), the Buzzer alarm will last
for a while.
• When the Buzzer alarms intermittently, it means that the DVR is unable to record currently.
Modes of intermittent alarm and their corresponding indications are as follows:
a. The electronic lock is open: one long whistle and one short whistles.
b. Diskless: one long whistle and two short whistles.
c. Disk file system exception: one long whistle and three short whistles.
d. The disks are normal but the alarm video files fill the disks: two short whistles and one
short whistles.
e. The disks are normal, but DVR is not recording: two short whistles and three short whistles.

4. Connection - Front Panel

1. Camera cable input
2. Wifi Connector
3. GPS Connector
4. Cellular Connector, TX/RX - N/A
5. Power Input (9-36V)
6. Alarm-In & Alarm-Out
7. RS485 & RS232
8. Debug port
9. USB3.0 connector
10. 6pin CVBS video monitor output
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