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Service Manual
XGA COLOR MONITOR

Model : 712B

DAEWOO ELECTRONICS CO., LTD
OVERSEAS SERVICE DEPT.
CONTENTS

SAFETY PRECAUTIONS 1
GENERAL SAFETY INFORMATION 2
SERVICING PRECAUTIONS 3
TECHNICAL INFORMATION 6
GENERAL INFORMATION 7
PIN CONNECTOR 8
CAUTIONS FOR ADJUSTMENT AND REPAIR 8
OPERATION AND ADJUSTMENT 9
ALIGNMENT PROCEDURE 13
TROUBLESHOOTING HINTS 15
BLOCK DIAGRAM 31
PCB LAYOUT 32
SCHEMATIC DIAGRAM 36
EXPLODED VIEW & MECHANICAL PARTS LIST 39
INFORMATION OF PART DESCRIPTION 40
ELECTRICAL PARTS LIST 41
SAFETY PRECAUTIONS

CAUTION: No modifications of any circuits should be attempted. Service work should be performed only
after you are thoroughly familiar with all of the following safety checks and servicing
guidelines.

x Safety Check

Care should be taken while servicing this analog color display because of the high voltages used in the deflection circuits.
These voltages are exposed in such areas as the associated flyback and yoke circuits.

x Fire & Shock Hazard