Hongdian H3324 4CH HDD MDVR - Manual (Page 18)

2 -8
Rear Panel(8 channels ):
Definition of interfaces
Panel Interface Name Instruction
Front Panel Audio/video output AV OUT AV output port to connect
monitor.
Ethernet ETH 10/100BaseT
USB USB Used for update or export file
Infrared IR Reserved
Debug DEBUG Debug port for engineer
Hard Disk Hard Disk Lock Hard Disk Locker Interface
DEF Default Setting Restore to default setting (Hold
DEF button for around 10S)
Back Panel GPIO/RS232/RS485/IO
12V OUT GPIO Collect electrical level, used for
turn light, braking, alarm.etc
Audio/video input AV IN1～4/8
AV IN1 ～ AV IN4, aviation
interface to BNC.
 White fo AUDIO IN
 Yellow for VIDEO IN
Audio/video output AV OUT AV output port to connect
monitor.
Voice communication INTERCOM Connect voice input/output
device.