Q-See QSDF8204 - Manual (Page 8)

QSDF8204 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 below:
Items Names Functions
1 ALARM IN Connect to external sensor 1-4.
2 ALARM OUT
Relay output. Connect to external alarm.
3 +5 V and GND
+5 Volt and ground connection
4 COM port
For debugging or data entry
5 RS485 Connection for PTZ cameras
6 RJ45 PORT Connection for network or internet
7 Not Used
8 AUDIO IN
Audio input, connection for MIC or other audio
capture devices
9 AUDIO OUT Audio output, connection for speaker
10 S-VIDEO S-Video output, connect to monitor
11 VIDEO OUT
Connect to TV or monitor
12 VIDEO IN 4ch Video inputs
13
POWER
INPUT
DC 12V
14 USB PORT
To connect USB mouse for control or external USB
devices like USB flash drive and USB HDD for
backup or firmware update
15 FAN For cooling the device