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Repair tips

Electronic appliance repair tips database - TV (LCD,TFT,Plasma,Digital), Monitor, VCR, DVD recorder and player, Digital camera, Audio equipment, Microwave ovens, Phone systems, Computer repair

Make	Model	Problem	Solution	Added	Date

Found: 711
Sharp	DV5131H DV5150	NO CHROMA AFTER CHAN. CHANGE OR SLOW TO LOCK AFTER	ADD 8.2M RES. BETWEEN PINS 25 - 39 OF IC801	plamensl	14-09-2004
Sharp	DV5131H S3B	Int blows Q702 chopper tr MJF18006 % mains fuse	Replace the chopper transformer (T701 type HR290N) with an HR9433 and fit MJF18008	plamensl	14-09-2004
Sharp	DV5131H S3B chassis	Tripping - LOPTr Q603 goes s/c periodically	Replace with 2SD1556, replace FB601 with coil pt no VP-CF1ROK0000 & add 1k8 1w in series with R600	plamensl	14-09-2004
Sharp	DV5132	No power , the HT was corning up but the set was t	R612 was opencircuit. A replacement restored norrnal operation.	plamensl	14-09-2004
Sharp	DV5132	St/by only unless you persevere with sw on	Field collapse briefly appears - No 28v to FOP chip TDA8175 as R612 2R2 1/2w o/c	plamensl	14-09-2004
Sharp	DV51322H	Int pic	R751 & 777 0R33 1w & C756 2200µ 25v	plamensl	14-09-2004
Sharp	DV5132H	Dead - blows chopper tr at sw on	Chopper tfmr s/c turns pins 2 & 7	plamensl	14-09-2004
Sharp	DV5132H	Dead with LED flashing between red & green	A common problem is due to R751 & R777 (both 0.33R) increasing in value by only a small amount. Best to substitute them rather than relying on meter checks. Sharp also advise replacing D751,D700,C756 and/or R612 at the same time.	plamensl	14-09-2004
Sharp	DV5132H	Dead with led flashing red/green	R751 0R33 safety res had doubled res value	plamensl	14-09-2004
Sharp	DV5132H	IN PROTECTION MODE THEN SBY	CHECK R612 FUSIBLE SUPPLY TO FIELD IC	plamensl	14-09-2004
Sharp	DV5132H Deco 5	Bright raster then shuts down at sw on	No 200v to crt pcb - C857 100pF leaky & R632 o/c	plamensl	14-09-2004
Sharp	DV5132H Deco 5	Dead - R705 3k3 fusible o/c	Check 725 39R for hi res	plamensl	14-09-2004
Sharp	DV5132H Deco 5	Lack of height	IC1400 RH-IX1426BMNO on digital pcb	plamensl	14-09-2004
Sharp	DV5132H Deco 5	Trips at sw on	R612 3R3 safety res o/c	plamensl	14-09-2004
Sharp	DV5135H	Dead 'led's ' flashing psu pulsing	Replace D752 BY299 o/c (it checked ok when removed	plamensl	14-09-2004
Sharp	DV5135H	LINE OUTPUT TRANSISTOR KEEPS FAILING . MAKE SURE T	CONNECT 2k7 FROM CATHODE OF D1001 & GND , CONNECT 47nF FROM ANODE D1001 & GND . Pt No's VRD-RA2BE272J , RC-FZ9473BMNJ	plamensl	14-09-2004
Sharp	DV5135H	LOP TRAN FAILS	ADD 2.7K 1/8W BETWEEN CATHODE D1001 / GROUND ( 2.7K Sharp VRD-RA2BE272J 47nf Sharp RC-FZ9473BMNJ )	plamensl	14-09-2004
Sharp	DV5150	COMES ON BUT GOES STRAIGHT TO STBY	R612 OC CHANGE TO 2R2 REPLACE WIRE LINK J13 WITH 1R2 RESISTOR Pt No s -XZ0204BMZZ VRD-RA2HD1R2J	plamensl	14-09-2004
Sharp	DV5150 S3B	Field top stretched	C712 100µ 35v in 24v supply	plamensl	14-09-2004
Sharp	DV5150G	Dead	R728 3k3 safety res overheating, chopper tfmr shorted turns (draws 500mA off load -should be only 120mA)	plamensl	14-09-2004

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