Replacing the BlackDiamond 12802 PSU/Fan Controller and Fan Tray
Extreme Networks Consolidated ExtremeXOS Hardware Installation Guide
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Figure 139: Removing a PSU/fan controller
4 Install the replacement controller as follows:
a Remove the replacement PSU/fan controller from its antistatic packaging.
b Insert the replacement controller into the controller slot on the BlackDiamond 12802 chassis
(Figure 140).
c Align and tighten the captive retaining screws.
Figure 140: Installing a PSU/fan controller
5 Power on the switch.
Leave the ESD-preventive wrist strap permanently connected to the switch so that it will always be available when
you need to handle ESD-sensitive components.
PSU/fan controller
module
BD_144
PSU/fan controller
module
BD_148