AXIS P7701 Installation Guide
Page 7
EN
GLIS
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RS422/RS485 connector -
Two 2-pin terminal blocks for RS485/422 serial interface used to
control auxiliary equipment, e.g. PTZ devices.
The RS485/422 serial port can be configured to support:
• Two-wire RS485 half duplex
• Four-wire RS485 full duplex
• Two-wire RS422 simplex
• Four-wire RS422 full duplex point to point communication
LED indicators
Function
Pin Notes
RS485/422 RX/TX A
1
(RX) For full duplex RS485/422
(RX/TX) For half duplex RS485
RS485/422 RX/TX B
2
RS485/422 TX A
3
(TX) For full duplex RS485/422
RS485/422 TX B
4
LED
Color
Indication
Video
Green
Encoder/Camera is connected.
Amber
Steady when connecting to an Encoder/Camera.
Red
No Encoder/Camera is connected.
Network
Green
Steady for connection to a 100 Mbit/s network. Flashes for network activity.
Amber
Steady for connection to 10 Mbit/s network. Flashes for network activity.
Unlit
No network connection.
Status
Green
Steady green for normal operation.
Amber
Steady during startup, during reset to factory default or when restoring settings.
Red
Slow flash for failed upgrade.
Power
Green
Normal operation.
Amber
Flashes green/amber during firmware upgrade.
RS-485/422
RS-485/422
RX/TX
RX/TX
1 2
3 4
TX