Axis Communications Q7424-R manual LED indicators, Function Pin, Color Indication

Page 16 AXIS Q7424-R Installation Guide

RS-485/RS-422 connector - Two 2-pin terminal blocks for RS-485/RS-422 serial interface used to control auxiliary equipment, e.g. PTZ devices.

The RS-485/RS-422 serial port can be configured to support:				RS-485/422
• Two-wire RS-485 half duplex
• Four-wire RS-485 full duplex
• Two-wire RS-422 simplex
• Four-wire RS-422 full duplex point to point communication			RX/TX					TX
			1			2	3		4
					A	B		A	B
Function	Pin	Notes
RS-485/RS-422 RX/TX A	1	(RX) For full duplex RS-485/RS-422
		(RX/TX) For half duplex RS-485
RS-485/RS-422 RX/TX B	2
RS-485/RS-422 TX A	3	(TX) For full duplex RS-485/RS-422
RS-485/RS-422 TX B	4

Note: Connect the signals according to the letters on the terminal block and the description in the image above; then turn the connector 180° and plug into the unit.

SD memory card slot - The SD memory card can be used for local recording with removable storage.

BNC connector - Connect a 75 ohm coaxial video cable (max. length 800 feet (250 meters)).

Note: For each video input 75 Ohm video termination can be enabled/disabled via the product's web page from Setup > Video & Audio > Video (1, 2, 3, or 4) > Camera Settings. These terminations are enabled on factory default. In cases where the product is to be connected in parallel with other equipment, for optimum video quality, it is recommended that termination be enabled for only the last device in the video signal chain.

LED indicators

LED	Color	Indication
Network	Green	Steady for connection to a 1 Gbit/s network. Flashes for network activity.
	Amber	Steady for connection to 10/100 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	Flash for failed upgrade.
Power	Green	Normal operation.
	Amber	Flashes green/amber during firmware upgrade.