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1 Model 6E4 5 Finger Holes
2 Outer Side Cover 6 Processor Fan Bottom Connector
3 Service Access Cover 7 Processor Cooling Fans Access Cover
4 Processor Fan Amber LED 8 Processor Card Cooling Fan (Fan #1)
Replacing a Processor Fan in a Non-Hot-Swap Environment
To replace a processor fan in a non-hot-swap environment, do the following:
1. Lift the processor fan access cover.
2. Place your thumb and index finger into the two holes located on the top of the replacement fan.
3. Align the connector located on the fan assembly with the docking connector located on the CEC
backplane.
4. Insert and firmly press the replacement fan into the docking connector closest to the back of the
chassis.
5. Ensure the cooling fan access cover springs back to the closed position.
6. Replace the service access cover as described in “Service Access Cover Replacement (Model 6C4)”
on page 431 or “Service Access Cover Replacement (Model 6E4)” on page 437.
7. On a Model 6C4, put the system drawer back into the operating position as described in “Returning
the Model 6C4 to the Operating Position” on page 430.
8. Reconnect the power cables.
9. Power on the system as described in “Starting the System without an HMC Attached” on page 425.
10. After the Model 6C4 has successfully powered on, close the rack doors.
After the Model 6E4 has successfully powered on, close the bezel door.
Chapter 9. Removal and Replacement Procedures 461
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