Maxtor 4 Channel Digital Video Recorder - Manual (Page 6)

Unit Description of Rear Panel
6
Power cord in 12V/5A, power switcher (ON / OFF)
Camera 1 ~ 4 in and
looping out
75 Ohm ON/OFF (high/low adjust)
VGA output. PC monitor connector.
(Optional)
VGA
Audio channel
input x 1 and output x 1
S-Video (Y/C) monitor Main Monitor
LAN. Network connector RS-485
Control keyboard connector
RS-232 connector (ISP. For RD control)
Alarm connector
Notice: Reboot DVR after installing any device.