Q-See QSTD5304 - Manual (Page 8)

QSTD5304 Digital Video Recorder User Manual
8
2.3 Rear Panel
Layout subject to change, may be slightly different from your model.
The rear panel sketch and interface buttons are shown as Fig 2.2
Fig 2.2 Back Panel
Items Names Functions
1 ALARM IN Connect to external sensor 1-4
2 ALARM OUT Relay output. Connect to external alarm.
3 GND Grounding
4 RS485 Connected to PTZ speed domes
5 NET(RJ45 PORT) Connect to internet
6 AUDIO IN
Audio input 1-2, connect to MIC or other
audio capture devices
7 S-VIDEO S-Video output, connect to monitor
8 VIDEO OUT Connect to monitor
9 USB PORT
To connect mouse or external USB
devices like USB flash, USB HDD for
backup or update firmware
10 AUDIO OUT Audio output, connect to speakers
11 VIDEO IN 4ch Video input
12 POWER INPUT DC 12V
13 POWER SWITCH Power on/off