Time and items required
1. Remove the existing filler panel.
2. Insert the new power supply and fan assembly.
3. Power on the power supply and an assembly.
4. Verify the power supply and fan assembly status LED.
Replacing a power supply and fan assembly (hot-swap)
If your device is up and running with two power supply and fan assemblies, but one of them has failed,
complete the following steps.
1. Power down the old or failed power supply and fan assembly.
2. Remove the old or failed power supply and fan assembly.
3. Insert the new power supply and fan assembly.
4. Power on the power supply and fan assembly.
5. Verify the power supply and fan assembly status LED.
Replacing both power supply and fan assemblies (cold-swap)
If your device is up and running with both power supply and fan assemblies, but you want to replace
both of them, complete the following steps..
1. Power down the device/both FRUs.
2. Remove the old/failed FRUs.
3. Insert the new FRUs.
4. Power on the FRUs.
5. Verify the FRU status LEDs.
Time and items required
Installing or removing and replacing a power supply and fan assembly should require less than five
minutes to complete.
The following items are required to replace a power supply and fan assembly:
• New power supply and fan assembly (must have the same airflow direction as the power supply and
an assembly being replaced)
• #1 Phillips-head screwdriver
Recording power supply and fan assembly critical information
You can use the following commands to record the power supply and fan assembly configuration and
operations information:
• chassisshow
• fanshow
• psshow
• historyshow
• tempshos
• sensorshow
Hardware Installation Guide 79
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