Dahua Technology DH-IPC-HDEW8441R-Z, Quick Start Manual, Page: 17 / 42

Quick Start Guide
9
Cables Figure 2-4
Table 2-1 Cable description
No. Description No. Description
1 Ethernet port. 4
Power port.
Red: 12 VDC+

Black: 12 VDC–

2
Alarm I/O port.
Brown: Alarm output 1

Green: Alarm output 1 ground

Blue: Alarm input 1

White: Alarm input 2

Gray: Alarm input ground

White-yellow: Alarm input 3

Red: Alarm output 2

Black: Alarm output 2 ground

5
Audio port.
White-Red: Audio input+

White-orange: Audio input–

Pink: Audio

Purple: Audio output–

3
RS-485 port.
Yellow-black: A+

Yellow: B–

— —
For more information about cable ports, see Table 2-2.
Table 2-2 Cable information
No. Port name Description
1 Ethernet port Connects to network with network cable.
2 Alarm I/O
Includes alarm signal input and output ports, the number of I/O
ports might vary on different devices. For detailed information,
see Table 2-3.
3 RS-485 Controls external devices, such as PTZ.