SONY CPD-G400 free download

File name CPD-G400.pdf

S ® Training Manual Computer Monitor F99 Chassis CPD-G400 Circuit Description and Troubleshooting Course: MON-04 Sony Service Company A Division of Sony Electronics Inc ©1999 All Rights Reserved Printed in U.S.A. S is a trademark of Sony Electronics Circuit Description and Troubleshooting: Model: CPD-G400/F99 Chassis Prepared by: National Training Department Sony Service Company A Division of Sony Electronics Inc. Course presented by _____________________________________ Date___________________________________________________ Student Name ___________________________________________ S SEL Service Company A Division of Sony Electronics Inc. 1 Sony Drive Park Ridge, New Jersey 07656 MON040200 Printed in U.S.A. Table of Contents Sony Monitor Model CPD-G400 Specifications 1 Normal Operation / Features Power ON Power OFF Aging Mode Lock control S RGB Customer Convergence Moire Adjustment Reset All User Adjustments Reset Just One User Adjustment Self Diagnostic Function AC Input Degaussing Circuit Surge Protection Circuit Operating Voltages and Resistances 17 17 19 19 3 3 3 3 4 4 4 4 4 4 4 Switching Oscillator Start Up - Normal Mode Active off Mode Light Mode Mode Switching Operating Voltages Switching Oscillator Part Functions 21 21 23 23 25 25 29 Low Voltage Regulating Circuit T602 Feedback The Regulator Circuit Measured Voltages Simulated Defects and Symptoms 31 31 31 33 35 Overall Block Power Supply Deflection High Voltage Video Processing 5 5 5 7 7 Video Block Input Video Output G2 Control CRT Brightness G2 Circuit 37 39 41 47 47 47 Power Saving Modes Power Mode Summary Power Mode Circuit Activity 9 9 11 Power Supply Block Degaussing/Surge Protection 13 17 Circuit Voltages 47 Appendix Power MOSFET Tests IIC or I2C Bus Data Format Sync / Deflection Block CPU IC1001 & DPU IC801 49 49 i ii ii Horiz / Vert Oscillator Vertical Output Horizontal Output High Voltage HV Manufacture HV Regulation Protection Troubleshooting 51 53 55 57 57 57 59 59 Plug and Play Monitor Problems Checklist LCD Concept Service Position NO High Voltage Testing Position Full Operational Testing Position iii v vii viii viii ix Dynamic Focus Concept Static Focus Dynamic Focus 61 61 61 Dynamic Focus Circuit Horizontal Dynamic Focus Correction Vertical Dynamic Focus Circuit 63 63 63 Digital Convergence Self Diagnostic Function 65 67 1 Sony Monitor Model CDP-G400 Specifications Trinitron Picture Tube 0.24 mm aperture grill (fine) pitch 19 inches measured diagonally 90 degree deflection (low distortion) Power Saving 4 Power Modes (3 power saving): Normal ­ 140Watts Standby ­ 15 Watts Suspend (Sleep) ­ 15 Watts Active Off ­ 6 Watts Viewable Area Standard Image Area Maximum Resolution Deflection Frequency AC Input 14 3/8" x 10 7/8 " (18" viewable image) Circuit Protection 13 7/8" x 10 Ѕ" +200V Flyback Voltage Vertical Output Automatic Beam Current Limiting (ABL) 1800 dots = Horizontal 1024 dots = Vertical * Plug and Play Abbreviations 30