Parts/Test Point Locations  113
System Board Jumpers and 
Connectors 
NOTE: 
The blackened pin of a jumper represents 
pin 1. 
System Board Jumper Settings
Jumper/Settings Function
JP20
    1-2
    2-3
CMOS Setup
  *Normal
  Clear CMOS
Jumper/Settings Function
COM2F
    1-2
    2-3
COM2 Detection
  *Disable
  Enable
System Board Connector Functions
Connector Function Connect to...
1 Processor connector Processor
2 Fan connector Processor fan
22
23
24
25
26
23
27
28
29
30