Replacing the power supply
1. Turn off the computer and disconnect the power cord from the electrical outlet
and from the computer.
2. Disconnect all other cables attached to the computer.
3. Remove the four screws at the rear of the chassis.
4. Open the cover and rotate the drive bay assembly upward to gain access to
the power supply cable connections.
5. Disconnect power supply cable connector P3 from the CD-ROM drive and P4
or P5 from the hard disk drive (HDD). Connector P4 is used for a parallel
HDD and connector P5 is used for a serial HDD.
6. Disconnect power supply cable connectors P11and P2 2 from the system
board.
32 Hardware Maintenance Manual
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