Removing And Replacing The System Board - Lenovo ThinkCentre A51p Hardware Removal And Replacement Manual

5. Remove the power supply assembly from the computer.
6. Install the new power supply assembly into the chassis so that the screw holes
7. Install and tighten the four power supply assembly screws into the rear of the
8. Route the cables through the cable clips and ties. Reconnect all the power
9. To complete the installation, go to "Completing the CRU replacement" on page

Removing and replacing the system board

This section provides instructions on how to remove and replace the system board.
4
Hardware Removal and Replacement Guide
in the power supply assembly align with those in the chassis.
Note: Use only the screws provided by IBM.
chassis.
supply cables to the drives and the system board.
16.
Attention
Do not open your computer or attempt any repair before reading the
"Important safety information" in the Quick Reference that was included with
your computer. If you no longer have this copy of the Quick Reference, you
can obtain one online from the IBM Web site at
http://www.ibm.com/pc/support.
1. Remove the cover. See "Removing the cover" on page 1.
2. Remove any PCI adapters. See "Removing and replacing a PCI adapter" on
page 15.
* X X X X X X X X X *
* X X X X X X X X X *