C-4 System Board, Connectors, and Error Messages
Internal Connectors
The following connectors and jumper are located inside
your computer.
System Board Internal Connectors
CONNECTOR
FUNCTION
J1C1
Auxiliary line in connector
J2C3
CD-ROM audio connector
J2C1
Telephony connector
J2C2
Line in connector
BT5A1
CMOS/BIOS battery socket
J8E1
Configuration
Normal mode
Configure
BIOS recovery
1-2: Normal (default)
2-3:
No jumper; resets BIOS
J6F1
DIMM slot (Bank 0)
J6F2
DIMM slot (Bank 1)
J2J1
Fan 1 connector
J4J1
Fan 2 connector
J5J1
Fan 3 connector
J10F1
Diskette drive connector
J10D1
Front panel connectors—speaker/ reset/
power LED/HDD LED/reserved/sleep/power
J9D2
IDE connector (primary)
J9D1
IDE connector (secondary)
J4A2
ISA slot
J4B1/J4C1
PCI slots
J4F1
Pentium II CPU socket (Slot 1)