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Proview P6NS Series service manual

Models: P6NS Series

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Proview P6NS Series service manual

Contents

Service Manual P6NS SERIES6F,No.1,Pau-Sheng Road,Yung-Ho City,Taipei 234,Taiwan Tel 886-2 2231-6789 , Fax 886-2 TABLE OF CONTENTSA. IMPORTANT SAFETY INSTRUCTION For Model 572NS Series For Model 786NS,986NS SeriesB. SPECIFICATIONS 562NS,572NS Series772NS,777NS,786NS,787NS Series 15.7 inch ----- 772NS,786NS Series 986NS Series16.02 inch ----- 777NS,787NS Series 310mm H × 230mm 30 - 70 KHz ----- 772NS,777NS Series＜ 110W 446 × 460 × 475 mm ------ BZ/IZ SeriesVideo C. TIMING CHARTSync C A A Period B Active C Sync Width D Back Porch E Front porchD. CONTROL LOCATION Font control panelc.Encoder IC901 E. ADJUSTMENT CONTROL LOCATIONVR501 L705Brightness F. ADJUSTMENT PROCEDURE﹟Test Meter ﹡Test Point ﹫Pattern Other adj5. Set the DEFO to TDA9113/9112 786NS,787NS,986NS Operation Page Page G. BLOCK DIAGRAM Page Page Page Page Page BRIGHT HOR. LINEH. TROUBLE SHOOTING HINTS T5017 VOLTAGE AC120V IN AC220V IN 294V AC230V INNo No No No 48 VP-P ? 0.7 VP-P ?Surrounding 1.5V~-1.8VDeflection Horizontal1.0 ~ IC90140 41 H/V SIGNAL ? OFF MODE NO ROTATION FAILUREIC90120 PS 0 V ? Q505 C 7.0 V ?R979 Q902Q903 80V 0-P? 39 V P-P ?0.7V P-P ? Condition OSD on I. REPLACEMENT PARTS LIST986NS/787NS/786NS/777NS/772NS/572NS/562NS Spare Parts ListREVA R2A7 R979 R2A6 R2A1R2A4 RP901 R701,702 986NS,787NS,786NS772NS C2A9 C2A2C2A3 787NS,786NS,772NS,772NS,572NS,562NS4700p 1.5KV C 908,909,920,921,902A,902B,724 HMPSA44 POWER CORD986NS,787NS,786NS,772NS PFC Assembly Kit For 17”/19” MAIN BOARD Component Side J. CONDUCTION VIEWMAIN BOARD Soild Side K. SCHEMATIC DIAGRAM