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Wells-Gardner D9300 Series Wells-Gardner Electronics Corporation, TROUBLESHOOTING 9-1. NO POWER

Models: D9300 Series

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9.TROUBLESHOOTING: 9-1. NO POWER.

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9.TROUBLESHOOTING: 9-1. NO POWER.

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Wells-Gardner D9300 Series service manual Wells-Gardner Electronics Corporation, TROUBLESHOOTING 9-1. NO POWER

Contents

Wells-Gardner Electronics 5500W. 55th Street Suite A Mc,Cook Illinois Wells-Gardner Electronics CorporationPrinted on 03/20/03 Service Manual for D9300 Series Digital-Control Color Monitor7. ADJUSTMENT SPECIFICATION……………………12 1. SAFETY PRECAUTION……………………………… 2. SPECIFICATION………………………………………3. TECHNCIAL FEATURES…………………………… 4. TIMING CHART……………………………………… 5. SET UP………………………………………………… 6. CONTROLS AND ADJUSTMENT…………………Wells-Gardner Electronics Corporation 1. SAFETY PRECAUTIONWells-Gardner Electronics Corporation 2. SPECIFICATION 2-1 Picture Tube. ξ Size ξ Dot Pitch .25mmWells-Gardner Electronics Corporation 3. TECHNICAL FEATURES2.04µs Wells-Gardner Electronics Corporation1.76µs 3.52µsWells-Gardner Electronics Corporation Wells-Gardner Electronics Corporation Wells-Gardner Electronics Corporation 6. CONTROLS AND ADJUSTMENTSWells-Gardner Electronics Corporation 6-3. OSD Controls User’s control A. BRIGHTNESS ADJUSTMENTWells-Gardner Electronics Corporation Wells-Gardner Electronics Corporation 6-3 OSD Controls continued K. COLOR ADJUSTMENTL. RECALL Wells-Gardner Electronics CorporationWells-Gardner Electronics Corporation 7. ADJUSTMENT SPECIFICATION 7-1. Adjustment SequenceWells-Gardner Electronics Corporation 7-3.5 Purity and Convergence Adjustment. If RequiredWells-Gardner Electronics Corporation 7-3.6 White Balance adjustment videoB. Exit and save. Save is automatic Wells-Gardner Electronics CorporationWells-Gardner Electronics Corporation 7-5 B. Color AdjustmentWells-Gardner Electronics Corporation 8.DESCRIPTION OF CIRCUIT OPERATION 8-1. Mode Control8-2 Deflection Processor IC301 8-2.1 Horizontal section Wells-Gardner Electronics Corporation8-2.2.4 East-west parabola Wells-Gardner Electronics CorporationWells-Gardner Electronics Corporation Q317, Q318 are off when horizontal frequency is 53KHz α 61KHzWells-Gardner Electronics Corporation 9. TROUBLESHOOTING 9-1. NO POWER9-2. NO VIDEO Wells-Gardner Electronics Corporation9-3. NO RASTER Wells-Gardner Electronics Corporation9-4 TROUBLE IN HORIZONTAL SIZE Wells-Gardner Electronics Corporation9-5. TROUBLE IN CONTRAST Wells-Gardner Electronics Corporation9-6. TROUBLE IN BRIGHTNESS Wells-Gardner Electronics Corporation