Copyright IBM Corp. 1997 5-1
Parts/Test Point Locations
System Board Layout .................................................................................... 5-2
System Board Jumper Settings ............................................................... 5-3
CPU Type Jumper Settings ..................................................................... 5-4
System Board Connect or Functions.......................................................5-5
Power Supply Cable Connector Specifications ............................................. 5-7
Audio-I/O Card Layout................................................................................... 5-9
Audio-I/O Card Connector Functions....................................................... 5-9
Factory-Installed Fax/Modem Card Layout .................................................5-10
Factory-Installed Fax/Modem Card Connector Functions .....................5-10
Hard Disk Drive ...........................................................................................5-11
3.5” Hard Disk Drive Jumper Settings ...................................................5-11
5.25” Hard Disk Drive Jumper Settings .................................................5-12
CD-ROM Drive ............................................................................................5-13
CD-ROM Drive Connector Features...................................................... 5-13
CD-ROM Drive Jumper Settings............................................................ 5-13
CD-ROM Emergency-exit Option <1> ...................................................5-14
CD-ROM Emergency-exit Option <2> ...................................................5-14
SIMM Configurations................................................................................... 5-16
System Board Connector Pin Signals ......................................................... 5-17
Monitor Port Signals............................................................................... 5-17
Parallel Port Signals............................................................................... 5-17
Serial Port Signals ................................................................................. 5-17
Mouse Port Signals................................................................................5-18
Keyboard Port Signals ...........................................................................5-18
Diskette Cable Connector Signals.........................................................5-19
Hard Disk Cable Connector Signals ...................................................... 5-20