☰

Sony Repair Tips




AIWA
BEKO
CCE
CINERAL
DAEWOO
FUNAI
GRADIENTE
GRUNDIG
HITACHI
ITT
JVC
LG
MITSUBISHI
PANASONIC
PHILCO
PHILIPS
PIONEER
RCA
SAMSUNG
SANYO
SHARP
SONY
THOMSON
TOSHIBA
VESTEL


Search: sony
Results: 20100
Make Model Symptom Problem Solution By
SONY SLV595HF
Very sensitive problem Unit very sensitive, while unit is in the play mode, if youtap on the top or the side of the unit, it it will go into fastforward mode.
SONY SLV585HF
Poor color After awhile unit produced incorrect color phase.
SONY EVS7000
Eating tapes Unit would intermittently eat tapes, found take up torque uparound 28 g.
SONY EVS550
No operation You can push tapes all the way in and make it seat but thatis all. no operation.
SONY KV32XBR95S
Low audio level from tv audio outputs to sava3 When using the variable audio ouputs to drive the sa-va3,the speakers would return to standby unless the volume level was increasedbeyond the customers preference. not enough signal for vox controlcircuit in the sa-va3 to work with. there was no probl
SONY KV27TS36
When connected to cable circuit breaker trips When set is connected to the cable line the customers groundfault circuit breaker trips. current between the cable (unconnected) andthe antenna terminal of the tv was 6.5ma. the breaker will trip at 5 ma. -hq comments: the earth ground of the ac out
SONY KV27TS32
Intermittent raster, replaced ry602 Customer plays for 20-30 min then raster & sound cut out. -solution replaced intermittent ry602 relay.
SONY KV27TS29
Dead, ic602 no reset Dead
SONY KV27TS27
Loss of audio, replaced mm201 The unit had no audio in rf mode. applying external audioinput, worked fine.
SONY KV20V50
Incorrect part number, refer to sb 218r1 The service manual indicated p/n 873876405 instead of873876805 for the picture tube. -hq comments: please refer to sb 218r1 and service manual supplement -1.
SONY KV2094R
Dead, replaced damper diode F602 open, r605 broken and ic601 damaged. approx 10Ω was measured across damper diode d513.
SONY KV2093R
Intermittent shutdown, resoldered r544 The unit would shut dhown at random. loss of supply voltageto ic301 would follow.
SONY KV1961
Distorted audio, replaced ic601 Sound gets distorted after 30 seconds.
SONY KPR53EXR20
Dead, replaced q601, q602 q614, and d615 Unit dead, no picture, no sound. after shorted transistors q601 and q602 were replaced unit still did not come on. found leaky transistor q614 and diode d615 in 230v line. solution: replace defective parts.
SONY FD42A
Dead unit, replaced ic601 and q602 The unit came in with an absence of 32v at ic601/pin 13.replacing ic601 solved the problem but severe keystoning appeared.replacing q602 solved the distortion. -solutioin: replaced ic601 875980239 and q602 872911155. -hq comments: 32 volts on ic601
SONY SVT5000
Resistor part #s on the manuals back page Resistors on cpa main pcb are not listed in manual ordered3.3 1/6 w from back page to see if it was correct for r3007. part is toolow wattage value 1/6 w part on board looks like 1/2-1w.
SONY TCWR590
Erratic operation of tape transport deck b Pushing off would sometimes cause deck b to rewind, or viceversa.
SONY TCWR531
Side b will not play tape - repl capstan motor & def q807 Capstan motor m1 on deck b defective found q807 on mainboard defective.
SONY TCWR445
Step screw stripping on mechanical chassis Plastic insert on mechanical chassis is stripped, thataccommodates step screw #202. as a result the cam (b) gear becomeswobbly. -hq comments: with this type of problem replacement of chassis assy ref#222 is necessary.
SONY TAE77ESD
No output with digital input signal - removed glue on q701 Found pll circuit very unstable (digital converter section).found glue on pcb interrupting circuit at q701.