IBM PS/1 User Manual

Parts/Test Point Locations
System Board Layouts ......................... 5-2
386SX 25MHz (72-Pin Memory SIMM) System Board Layout ... 5-3
386SX 25MHz (72-Pin Memory SIMM) System Board Layout ... 5-5
386SX 25MHz (72-Pin Memory SIMM) System Board Layout ... 5-7
486SX 20MHz/486SX 25MHz Level 1 (30-Pin Memory SIMM)
System Board Layout ....................... 5-9
486SX 25MHz Level 2 (30-Pin Memory SIMM) System Board
Layout . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-11
486DX 33MHz (30-Pin Memory SIMM) System Board Layout ... 5-13
486SX 33MHz (72-Pin Memory SIMM) System Board Layout ... 5-15
486DX 25MHz/486DX2 50MHz or 486DX 33MHz/486DX2 66MHz
(72-Pin Memory SIMM) System Board Layout .......... 5-17
Detachable Display System I/O Signal Cable Connector Test Points 5-19
System Board Connector Assignments ............... 5-20
Parts/Test Point Locations 5-1

IBM PS/1 Specifications

General

Brand	IBM
Model	PS/1
Category	Desktop
Language	English