Identifying parts on the system board
There are different system boards depending on the machine type.
Machine Types 7387, 7388, and 7389
1 Microprocessor fan
connector

11 Front panel (power switch/LED) connector

2 Microprocessor and heat

sink

12 SATA IDE connectors (2)

3 Memory connector 1 13 Front USB connectors (2)

4 Memory connector 2 14 Serial (COM2 connector)

5 Clear CMOS/Recovery

jumper

15 PCI adapter connectors

6 Power supply connector 16 Front audio connector

7 Diskette drive connector 17 PCI Express x16 graphics adapter connector

8 IDE connector 1 18 PCI Express x1 graphics adapter connector

9 IDE connector 2 19 System fan connector

10 CMOS battery 20 12V power connector

Chapter 8. Replacing FRUs (Types 7387, 7388, 7389, 7393, 7394, and 7395) 87