Replacing Power Supply Modules
User-Replaceable Power Supply Modules
While power supply modules are redundant, failed power supply modules should promptly be replaced to maintain network integrity and prevent data loss.
To replace a power supply module:
1.Disconnect the power source from the power supply module.
2.Remove the screws of the retainer plate (on some AC modules).
3.Move the Power Supply Release switch toward the right or unscrew captive release screw.
4.Before grasping the power supply module by the silver handle, slide out of the chassis (Power supply modules are
5.Install new power supply module. If module is equipped with an ON/OFF switch install the module with the switch in the OFF position.
Dual AC, Part Number
7