Acer AC701 AC701 Monitor Service Guide - Page 1
Acer AC701 Manual
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1. DISPLAY ALIGNMENT 2 A. TIMING & DISPLAY SIZE ...2 B. PICTURE POSITION ...2 C. LINEARITY ...2 D. ALIGNMENT PROCEDURE...2 E. GEOMETRIC DISTORTION ...3 F. WHITE BALANCE ALIGNMENT ...4 2. CONTROL AND CONNECT LAYOUT 6 A. MAIN PCB ...6 C. PIN ASSIGNMENT ...8 3. INTRODUCTION 9 A. POWER SUPPLY...9 B. DEFLECTION: ...9 C. VIDEO:...9 D. DIGITAL CONTROLLOR: ...9 4. POWER SUPPLY 12 A. RECTIFIER AND FILTER CKT: ...12 B. FLYBACK AND PWM CKT : ...12 C. SNUBBER CKT:...12 D. SYNCHRONIZED CKT: ...12 E. POWER SAVING CKT: ...12 F. DEGAUSS CKT: ...13 G. OVERLOAD PROTECTION CKT: ...13 5. DEFLECTION 14 A. SYNC RPOCESSOR: ...14 B. HORIZONTAL PROCESSOR ...14 C. VERTICAL OUTPUT...14 D. HORIZONTAL OUTPUT STAGE ...14 E. FLYBLACK TRANSFORMER ...14 6. VIDEO AMP. CIRCUIT 17 A. VIDEO PRE. AMP...17 B. VIDEO AMPLIFIER ...17 7. TROUBLESHOOTING 19 A. POWER SUPPLY CHECK ...19 B. MONITOR CHECK FLOW CHART...20 APPENDIX A: PARTS LISTS 23 APPENDIX B: P. C. B. ASSEMBLY 36 APPENDIX C: DISPLAY UNIT ASSEMBLY 54 APPENDIX D: CRT & YOKE ASSEMBLY 58 1