TV Repair: Common Faults and Solutions.

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Repair Guide: Common Issues and Fixes

Brand	Model	Fault	Detailed Problem
SONY	CCDF55	Blank viewfinder screen (dark picture screen)	Dark viewfinder screen - no video picture.
SONY	KV27XBR10	Ic-251: part number substitution, no problem	The original cxa1264s was replaced with substitute ic:cxa1264sa as per kansas city parts center. with substitute ic, however,set got symptom: no srs and no stereo light. -hq comments: according to japan the characteristics and circuitry ofcxa1264s are
SONY	CDXR77	No display - no audio	The unit comes in described as dead, or no display and noaudio. no b+ from collector of q-409. sometimes 1.5v is present.
SONY	FD42A	Ej board p/n	Part number needed for ej board, blank former type(without resistor). all three service manuals/fd-42a list only one partnumber for ej board: 1-621-293-11 and this is for new type board(with place for resistor). there is no listing for former type ejbo
SONY	HST190	Part number missing - record button	Deck b has a record button. this is not shown in the servicemanual. all of the other buttons are listed. what is the part number? -hq comments: tokyo fax (a900752): the part number for the record buttonis 4-928-698-11. a service manual supplement is
SONY	SPP90	Missing part number - short telephone line cord	There is a short telephone line cord (about 6 inches) which isused when wall mounting the telephone. there is no part number listed. -hq comments: tokyo fax (t90085). there are three different colors forthe short cords. the cords are used in the spp-
SONY	CCDF46	Incorrect part number for d303	Kansas city parts substitutes the part number listed in theservice manual with 8-719-907-87, a diode. since d-301 is shown on theschematic as the same as d-303, probably the correct part number should be8-719-820-44.
SONY	CCDF45	Incorrect part number for d303	Kansas city parts substitutes the part number listed in theservice manual with 8-719-907-87, a diode. since d-301 is shown on theschematic as the same as d-303, probably the correct part number should be8-719-820-44.
SONY	CCDV5000	Part number for card cleaner	What is the part number for the card cleaner accesorysuppiled with the ccdv5000?
SONY	CPD1302	Screen oscillates	Ac power lead from the on/off power switch was dressed acrossthe crt neck at gun. this introduced 60 cycle hum in picture.
SONY	KV32XBR10	Jail bars and no color, resoldered resistor r-527 "a" board	Unit had no color, displayed black and white jail bars.
SONY	KV27XBR10	Using mdp player (very quick vertical roll in picture), adj.	Certain discs, using s video input would have a very quickvertical roll in picture during a transition from a very bright scene toa darker scene. using video input presented no problem. i tried themdp-510 on several sets all of them kv-27xbr10.
SONY	STRGX5ESII	No display or audio	No display, no audio. unit powers up - video 1 + 2 light upon video monitor only.
SONY	KV8AD10	Missing part on schematic	Missing part on schematic, but part number is listed in partson a board.
SONY	CDPC900	Jammed state - discs with rough edge	Unit came in for repair on 4 occassions in a jammed state.certain discs with a very rough edge tend to jam as they are inserted backinto the cartridge after being played. the rough edge had flacking orhair like particles on the edge and was purchased fr
SONY	D12	No sled movement	Customer complained of smoke coming from unit. in servicemode, sled motor would not run. both leads of c-544 touching bottom coverand damaging ic-504.
SONY	DTC500ES	No power	No power.
SONY	CDPC400	No display	No display.
SONY	DTC1000ES	Eats tapes	Ff arm assembly very stiff movement causing slow return ofpinchroller to cassette when ejecting. the pinchroller is also veryglazed.
SONY	CCDF56	Erratic operation of loading	Unit would load partially then unload after a tape is put in unit. unit would tear up tapes. customer stated that unit played for 30 minutes then ate the tape. customer was able to eject tape.