- IBM User Guide Desktop PC 8122, 8123, 8124, 8131, 8137, 8138

Locating components
The following illustration will help you locate the various components in your
computer.
1 Optical drive
2 Memory modules
3 Power supply
4 PCI adapter connector
5 PCI adapter card
6 System board
7 Hard disk drive
8 Internal speaker
9 Diskette drive
Chapter 1. Installing options 11