Getting to Know Your 4800 DVR
Model 4800 User's Manual
DVR REAR PANEL
1 USB Ports USB ports for backup devices (flash drive, DVD recorder)
and mouse
2 Audio Output 1-channel audio output (2Vp-p, 600 )
3 Audio Input 4-channel audio input (2Vp-p, 600 )
4 Video Input 4-channel video input, BNC (1Vp-p, 75 )
5 Video Output Output to display monitor, BNC (1Vp-p, 75 )
6 Ethernet RJ-45 10/100 Base-T Ethernet port
7 ALARM IN
ALARM OUT
RS-422/RS-485
Alarm input (1-4, 5-6, Ground) – external sensor devices
Alarm output (7-8) – external alarm devices
PTZ camera control (9-12)
9 Power Power switch
9 DC 12V Power input
10 Fan Cooling fan air intake
2 1 3 4
5
6 879 10