AXIS P7224 Installation Guide Page 17
ENGLISH
Pin assignments for the RS-485 Connector of the AXIS Q7900 Rack
LED Indicators
Pin AXIS P7224 Description
1 RS485A
A half-duplex RS-485 interface for controlling auxiliary equipment e.g. PTZ devices.
2 RS485B
3-12 Not used
Status
Green Steady - normal operation.
Amber Steady - during startup, reset to factory default, and restore
Red 1 flash - video encoder is starting up
2 flashes - video encoder resetting to factory default settings
Steady - error
Green/red Flashes - for identification purposes. See Flash LED button in the Server
Maintenance page
Power
Green Normal operation
Green/Amber Flashes during firmware update