INTRODUCTION
The Atari 1200XL Computer Field Service Manual is a reference guide for the service
technician.
This Field Service Manual is organized in six sections:
• THEORY OF OPERATION - Overview of how the 1200XL works and what its basic
assemblies look like.
• SCHEMATICS AND SILKSCREENS - Electrical drawings and layouts of the 1200XL
printed circuit board.
• TESTING - Review of Diagnostic Tests available for diagnosing 1200XL problems.
• SYMPTOM CHECKLIST - Failure information to assist the experienced technician
arrive at a rapid diagnosis of 1200XL pcoblems.
• PARTS LIST - Detailed breakdown of all parts used in the 1200XL.
• SERVICE BULLETINS - Section to be used to hold Field Change Orders, Upgrade
Bulletins and Tech Tips.
1200XL Home Computer V
Field Service Manual