Extreme Networks BlackDiamond 8800 Hardware Install Manual page 131

Figure 108: Removing the Access Cover from the BlackDiamond 8806 Switch
3 Using a #2 Phillips screwdriver, loosen all eight captive screws on the PSU/fan controller access
cover.
4 Pull the access cover away from the back of the switch.
The PSU/fan controllers are visible in the controller recess.
5 Locate the four captive screws on the PSU/fan controller you are replacing
Figure 109: Removing the PSU/Fan Controller (BlackDiamond 8806 Switch shown)
BlackDiamond 8800 Hardware Install Guide
Replacing BlackDiamond 8800 Series Chassis Components
(see the following figure)
131