Q-Logic 2-8C 사용자 설명서

2 – General Description

Chassis Controls and LEDs

59042-06 A

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To place the switch in maintenance mode, do the following:

1.

Isolate the switch from the fabric.

2.

Press and hold the Maintenance button with a pointed tool for 2–4 seconds. 
When the Input Power LED alone is illuminated, release the button.

3.

After approximately 1 minute, the POST begins illuminating all chassis 
LEDs.

4.

When the POST is complete, the chassis LEDs extinguish leaving the Input 
Power LED and the Heartbeat LED illuminated. The Heartbeat LED 
illuminates continuously while the switch is in maintenance mode.

To exit maintenance mode and return to normal operation, momentarily press and 
release the Maintenance button to reset the switch.

The chassis LEDs shown in 

 provide status information about switch 

operation. Refer to 

 for information about port LEDs.

The Over Temperature LED provides status information about the air temperature 
inside the switch. This LED illuminates to indicate that the switch logic circuitry is 
overheating. Refer to 

 for information about 

troubleshooting over temperature conditions.

Over Temperature LED

(Amber)

Fan Fail LED

(Amber)

Heartbeat LED

(Amber)

Input Power LED

(Green)