IBM PCjr Hardware Maintenance And Service

Section 3. Problem Isolation Charts
Contents
Start 3-000-1
Advanced POST Error Table 3-000-8
Undetermined Problem 3-010-1
Power 3-020-1
Memory 3-200-1
Keyboard 3-300-1
Display 3-500-1
Diskette Drive 3-600-1
Light Pen 3-800-1
Cartridge 3-810-1
Sound 3-820-1
Internal Modem 3-830-1
RS232 3-840-1
Compact Printer 3-850-1
Parallel Printer Attachment 3-900-1
Joystick 3-1300-1
Graphics Printer 3-1400-1
3-1

IBM PCjr Specifications

General

Brand	IBM
Model	PCjr
Category	Desktop
Language	English