CHAPTER 8
Removing and Replacing FRUs
This chapter describes procedures for removing and replacing field-replaceable units (FRUs) from .
• Removing AC Power Supplies, on page 81
• Installing AC Power Supplies, on page 81
• Removing DC Input Power Supplies, on page 82
• Installing DC Input Power Supplies, on page 83
• Wiring the DC Input Power Source, on page 84
• Removing and Replacing USB Flash Memory Stick, on page 86
• Repacking the Controller, on page 86
Removing AC Power Supplies
Step 1 Ensure that the chassis power switch is in the Standby position.
It is not required to place the chassis power switch in the Standby position, if you want to hot-swap a single
power supply.
Note
Step 2 Unplug the power cable from the power supply.
Step 3 Press the retaining latch toward the pull handle.
Grasp the handle with one hand, and pull the power supply out of the slot while supporting the weight of the power supply
with the other hand.
Step 4 Repeat Step 1 to Step 3, to remove the other AC power supply.
Installing AC Power Supplies
Do not install the power supplies with the chassis cover off.
Note
Cisco Catalyst CW9800H1 and CW9800H2 Wireless Controllers Hardware Installation Guide
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