A-2 Connector Pin Assignments
Table Appendix A-1 System Board Connector Descriptions
Function Connector Number Type
Monitor (VGA interface) J1 15 pin female sub D-shell
Parallel interface J2 25 pin female sub D-shell
Serial interface COM1/COM2 J3, J4 9 pin D-shell
Mouse J5 6-pin PS/2 style connector
Keyboard J6 6-pin PS/2 style connector
Power supply J12 1 x 6, 1 x 6 pin locking header
Diskette drive interface J24 2 x 17 pin shrouded header
PCI IDE interface (primary) J22 2 x 20 pin shrouded header
IDE interface (secondary) J23 2 x 20 pin shrouded header
Reset button J31 1 x 3 pin header
Power lamp J32 1 x 3 pin header
Hard disk drive busy lamp J33 1 x 4 pin header
Fan J29, J30 2 x 6 Pin header
Speaker J37 1 x 4 pin header
SIMM memory sockets J25, J26, J27, J28 72 pin single inline connector
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