Extreme Networks BlackDiamond 12804 - Manual (Page 118)

Replacing BlackDiamond 12800 Series Chassis Components
BlackDiamond 12800 Series Switches Hardware Installation Guide 118
Replacing a BlackDiamond 12802 PSU/Fan Controller
The BlackDiamond 12802 switch has one PSU/fan controller, accessible from the back of the switch.
Removing the PSU/fan controller causes the switch to stop operation until the controller is replaced. Be
sure to have the replacement controller available before you start the replacement process.
Pre-installation Requirements
Make sure that you have access to the back of the BlackDiamond 12802 switch.
Power off the BlackDiamond 12802 switch before you begin to replace the PSU/fan controller.
To replace a BlackDiamond PSU/fan controller, you need the following tools and equipment:
● ESD-preventive wrist strap
● #2 Phillips screwdriver
● Replacement BlackDiamond 12802 PSU/fan controller
Removing a BlackDiamond 12802 PSU/Fan Controller
To remove a BlackDiamond 12802 PSU/fan controller:
1 Attach the ESD-preventive wrist strap to your wrist and connect the metal end to the ground
receptacle on the front top-right corner of the switch.
2 Power off the switch.
3 Using a #2 Phillips screwdriver, loosen the captive retaining screws until they are free of the switch
back panel.
4 Use the handle to pull the controller out of the BlackDiamond 12802 chassis ( Figure 74 ). Set the
controller on an ESD-preventive surface.
Figure 75: Removing a BlackDiamond 12802 PSU/Fan Controller
PSU/fan controller
module
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