Manuals / Wells-Gardner / Computer Equipment / Computer Monitor

Wells-Gardner D9300 Series service manual Wells-Gardner Electronics Corporation, No Video

Models: D9300 Series

1 28

Download 28 pages 25.08 Kb

Page 24

9-2. NO VIDEO.

Manual background Wells-Gardner Electronics Corporation

9-2. NO VIDEO.

22

Image 24

Wells-Gardner D9300 Series service manual Wells-Gardner Electronics Corporation, No Video

Contents

Wells-Gardner Electronics Corporation Printed on 03/20/03Service Manual for D9300 Series Digital-Control Color Monitor Wells-Gardner Electronics 5500W. 55th Street Suite A Mc,Cook Illinois1. SAFETY PRECAUTION……………………………… 2. SPECIFICATION……………………………………… 3. TECHNCIAL FEATURES…………………………… 4. TIMING CHART………………………………………5. SET UP………………………………………………… 6. CONTROLS AND ADJUSTMENT………………… 7. ADJUSTMENT SPECIFICATION……………………121. SAFETY PRECAUTION Wells-Gardner Electronics Corporation2. SPECIFICATION 2-1 Picture Tube. ξ Size ξ Dot Pitch .25mm Wells-Gardner Electronics Corporation3. TECHNICAL FEATURES Wells-Gardner Electronics CorporationWells-Gardner Electronics Corporation 1.76µs3.52µs 2.04µsWells-Gardner Electronics Corporation Wells-Gardner Electronics Corporation 6. CONTROLS AND ADJUSTMENTS Wells-Gardner Electronics Corporation6-3. OSD Controls User’s control A. BRIGHTNESS ADJUSTMENT Wells-Gardner Electronics CorporationWells-Gardner Electronics Corporation 6-3 OSD Controls continued K. COLOR ADJUSTMENT Wells-Gardner Electronics CorporationWells-Gardner Electronics Corporation L. RECALL7. ADJUSTMENT SPECIFICATION 7-1. Adjustment Sequence Wells-Gardner Electronics Corporation7-3.5 Purity and Convergence Adjustment. If Required Wells-Gardner Electronics Corporation7-3.6 White Balance adjustment video Wells-Gardner Electronics CorporationWells-Gardner Electronics Corporation B. Exit and save. Save is automatic7-5 B. Color Adjustment Wells-Gardner Electronics CorporationWells-Gardner Electronics Corporation 8.DESCRIPTION OF CIRCUIT OPERATION 8-1. Mode ControlWells-Gardner Electronics Corporation 8-2 Deflection Processor IC301 8-2.1 Horizontal sectionWells-Gardner Electronics Corporation 8-2.2.4 East-west parabolaQ317, Q318 are off when horizontal frequency is 53KHz α 61KHz Wells-Gardner Electronics Corporation9. TROUBLESHOOTING 9-1. NO POWER Wells-Gardner Electronics CorporationWells-Gardner Electronics Corporation 9-2. NO VIDEOWells-Gardner Electronics Corporation 9-3. NO RASTERWells-Gardner Electronics Corporation 9-4 TROUBLE IN HORIZONTAL SIZEWells-Gardner Electronics Corporation 9-5. TROUBLE IN CONTRASTWells-Gardner Electronics Corporation 9-6. TROUBLE IN BRIGHTNESS