Compaq MV7500 service manual

Compaq MV7500

SERVICE MANUAL

Website:http://biz.LGservice.com

E-mail:http://www.LGEservice.com/techsup.html

MODEL: S7500 (PE1165T), S7500 (PE1165),

MV7500 (PE1165U), MV7500 (PE1165),

CV7500 (PE1165U)

LG: CA-110

LG CQ771G

Contents

Main CONTENTS SPECIFICATIONS CAUTION: SAFETY PRECAUTIONS TIMING CHART VIDEO SYNC OPERATING INSTRUCTIONS FRONT VIEW REAR VIEW Front Control Panel WIRING DIAGRAM FBT BLOCK DIAGRAM < OSD Control > + DESCRIPTION OF BLOCK DIAGRAM Page ADJUSTMENT GENERAL INFORMATION ADJUSTMENT PROCEDURE & METHOD Page TROUBLESHOOTING GUIDE 1. NO POWER 2. NO CHARACTER 3. NO RASTER 4. NO HORIZONTAL DEFLECTION 5. TROUBLE IN H-LINEARITY Cs SIGNAL TABLE 6. NO VERTICAL DEFLECTION 7. TROUBLE IN OSD 8. TROUBLE IN DPM 9. NO DEGAUSSING 10. NO TILT (NO ROTATION) EXPLODED VIEW B A EXPLODED VIEW PARTS LIST REPLACEMENT PARTS LIST CAPACITORS DIODEs TRANSISTOR ICs COILs & COREs RESISTORs Page OTHERs PIN CONFIGURATION TDA4866J Current Driven Vertical Deflection Booster STR-G8644D Block Diagram LM2469 Monolothic Triple 9nS high Gain CRT Driver TDA4857 SCHEMATIC DIAGRAM