Extreme networks 12800 Series Manuale Utente

BlackDiamond 12800 Series Switches Hardware Installation Guide

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Replacement BlackDiamond 12804 PSU/fan controller

To remove a PSU/fan controller from the BlackDiamond 12804 switch:

Attach the ESD-preventive wrist strap to your wrist and connect the metal end to the ground 
receptacle on the front top-left corner of the switch.

Locate the eight captive screws on the PSU/fan controller access cover at the back of the 
BlackDiamond 12804 switch (see 

Using a #2 Phillips screwdriver, loosen all eight captive screws on the PSU/fan controller access 
cover (see 

Pull the access cover away from the back of the switch.

The PSU/fan controllers are visible in the controller recess.

BD_169

PSU/Fan

Controllers