Table of Contents|   | 
| 1 INFO |   | 
| INDEX - INFO SECTION  TECHTOPICS 27 | 27/1-0.0 | 
| SERVICE TRAINING SCHELUDE, OCTOBER - DECEMBER 1989 | 27/1-1.1 | 
| SERVICE TRAINING SCHELUDE, JANUARY - JUNE 1990 | 27/1-2.1 | 
| ENCLOSURE: 1990 SERVICE TRAINING COURSE OUTLINE | 27/1-2.2 | 
| SERVICE TRAINING POINTS FOR PARTS CERTIFICATES MAILED | 27/1-3.1 | 
|   | 
| 2 PARTS |   | 
| INDEX - PARTS SECTION TECHTOPICS 27 | 27/2-0.0 | 
| C-64 POWER SUPPLY SPECIAL SALE | 27/2-1.1 | 
| LEVEL 1 REPAIR KITS NOW AVAILABLE | 27/2-2.1 | 
| ERRATUS #2 - PARTS PRICE BOOK ISSUED SEPT. 1, 1989 | 27/2-3.1 | 
|   | 
| 3 AMIGA |   | 
| INDEX - AMIGA SECTION TECHTOPICS ISSUE 27 | 27/3-0.0 | 
| A2000 REV6.0 AND REV6.1 BOARDS | 27/3-1.1 | 
| A2000 CR REV 6.0 PCB EXPANSION BUS PROBLEMS | 27/3-2.1 | 
| A2000 POWER SUPPLY - 12 VOLT LOAD CAN EFFECT VIDEO | 27/3-3.1 | 
| A2620/A2630 COPROCESSOR NEW ROM UPGRADE | 27/3-4.1 | 
| A590 FAST FILE SYSTEM UPDATE | 27/3-5.1 | 
| A2286 UPGRADE ROMS V3.6 AND PAL CHIPS | 27/3-6.1 | 
| A2088 UPGRADE ROM | 27/3-7.1 | 
| A2091 MEMORY AUTO-CONFIGURATION LIMITATIONS | 27/3-8.1 | 
| A2630 SYSTEM SCHEMATICS, CBM PN# 314033-01 RELEASE | 27/3-9.1 | 
| ENCLOSURE: A2630 SYSTEM SCHEMATICS | 27/3-9.2 | 
| A2620/2630 IC MEMORY 262,144 ADDRESS X 4 BIT DRAM | 27/3-10.1 | 
|   | 
| 4 CBM |   | 
| INDEX - CBM SECTION TECHTOPICS ISSUE 27 | 27/4-0.0 | 
| C64/A PCB# 250407 WILL HAVE NO DUE VALUE AS OF 10/01/89 | 27/4-1.1 | 
| 1581 FDD - EXTENDED WARRANTY NO LONGER IN EFFECT | 27/4-2.1 | 
| WARRANTY CLAIMS FOR C64 TYPE A PCB'S | 27/4-3.1 | 
|   | 
| 5 PC |   | 
| INDEX - PC SECTION TECHTOPICS ISSUE 27 | 27/5-0.0 | 
| PC40-III QUANTUM HARDDRIVE UPGRADE | 27/5-1.1 | 
| COLT 286 SERVICE MANUAL, CBM PN# 314118-02 RELEASE | 27/5-2.1 | 
| ENCLOSURE: COLT 286 SERVICE MANUAL | 27/5-2.2 |