Identifying Parts On The System Board; Machine Types 7387, 7388, And 7389 - Lenovo 3000 J 7387 Hardware Maintenance Manual

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
2
Microprocessor and heat
sink
3
Memory connector 1
4
Memory connector 2
5
Clear CMOS/Recovery
jumper
6
Power supply connector
7
Diskette drive connector
8
IDE connector 1
9
IDE connector 2
10
CMOS battery
Chapter 8. Replacing FRUs (Types 7387, 7388, 7389, 7393, 7394, and 7395)
11
Front panel (power switch/LED) connector
12
SATA IDE connectors (2)
13
Front USB connectors (2)
14
Serial (COM2 connector)
15
PCI adapter connectors
16
Front audio connector
17
PCI Express x16 graphics adapter connector
18
PCI Express x1 graphics adapter connector
19
System fan connector
20
12V power connector
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