Removal and replacement procedures 60
a.
Disconnect each power cord from the power source.
b. Disconnect each power cord from the server.
3. Do one of the following:
o Extend the server from the rack (on page 29).
o Remove the server from the rack (on page 30).
4. Remove the access panel ("Access panel" on page 35).
5. Remove the air baffle ("Air baffle" on page 35).
6. Disconnect the internal USB cable from the system board, and then remove the internal USB connector.
To replace the component, reverse the removal procedure.
System board assembly
CAUTION: To avoid ESD damage, when removing electrostatic-sensitive components from the
failed system board, place the components on a static-dissipating work surface or inside separate
antistatic bags.
To remove the system board assembly:
1. Power down the server (on page 28).
2. Remove all power:
a. Disconnect each power cord from the power source.
b. Disconnect each power cord from the server.
3. Do one of the following:
o Extend the server from the rack (on page 29).
o Remove the server from the rack (on page 30).
4. Remove the access panel ("Access panel" on page 35).
5. Remove the air baffle ("Air baffle" on page 35).
6. Remove the PCI riser cage ("PCI riser cage" on page 46).