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Sony Repair Tips




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Search: sony
Results: 20100
Make Model Symptom Problem Solution By
SONY KV27TS25
Direct pick up, see sb tvp0101, 1-536-59161 Customer complaint of ghost bars on left side of screen whenwatching local channels on cable system. rf level from nearby transmit-ting tower is high.
SONY SPP320
If unit does not work after main board is replaced The unit does not work after the main board in either thebase or the handset is replaced. -hq comments: the replacement boards have blank id roms. therefore,after replacing either the handset or base unit board, remove the id romsfrom both old boards (
SONY TADL100
Incorrect labeling of ics on decoder board The service manual has ic-203 as the clock oscillator(sn74hcu04) and ic-204 as the wave shaper (sn74hc00n), the physical boardhas ic-203 as wave shaper and 204 as oscillator. -hq comments: make the necessary changes in the manual. a servicebulletin wil
SONY KV27TW70
Direct pick up, see sb tvp0101, new ant coupler Customer complaint of ghost bars on left side of screen whenwatching local channels on cable system. rf level from nearby transmit-ting tower is high.
SONY FD10A
No horizontal sync, replaced c504 Inoperative phase detector, 0vdc at pins 16, 17 and 18 ofic-501. found shorted c-504.
SONY KPR53EX20
R-697 missing from the service manual, see sb # oo71 R-697 is not listed in either the schematic or the partslisting of the service manual. -hq comments: this resistor is located between pin 6 of t-605 and pin 2of t-607. please refer to service bulletin no. tvp0071 of feb. 8, 1991for more information.
SONY KV20EXR10
No picture - no display, repaired crack on "c" board No picture and no display. y/c inputs to ic-301/pins 3 and 5ok, but no rgb outputs. ic-301/pin 7 at 0.2vdc confirming ic-301 has pic-ture muted. ic-301/pin 25 ik pulse shows no red sample. rgb referencepulses present at inputs to c board, but red pul
SONY KPR46EX25
R-697 on g board not listed, sb 0071 R-697 is not listed in either the schematic or in the partslist. -hq comments: this resistor is located between pin 6 of t-605 and pin 2of t-607 on the g board. please refer to service bulletin no. tvp0071of feb. 8, 1991 for more information.
SONY SPP90
No disconnect - wallmount When phone is hung-up (wallmount position), there is no chargeand no disconnect.
SONY SPP50
No disconnect - wallmount When phone is hung-up (wall mount position), there is no charge and no disconnect.
SONY CDPC50
When turned on, opens two inches - defective sw-105 When first turned on, tray would open about two inches, rotateand then all discs played all functions were ok. did complete mechanicalalignment. now every time a disc was selected, optical rack would go downok but the tray would open about two inches a
SONY SBV900
Power on but no audio video out Found missing 12 volt. replaced ic-001 but this did not solvethe problem. found that the original ic-001 was installed backwards, soreplacement was installed backwards. also found r-003 as a 680Ωresistor, but the service manual shows it at 3.3k.
SONY CDPC305
Unit would not play Unit would not play or open.
SONY KV27XBR15
P-p will not shut off, resoldered r-1705 When using remote control or front panel, unable to shut offp-p once you go into that function.
SONY KPR46CX25
Set is inoperable, see sb # 071 and 95r1 Unit had no high voltages.
SONY CDPC505
Part number missing - chucking arm There is no part number for the chucking arm, although it isshown in the exploded view. what is the part numnber? -hq comments: to tokyo: please supply the part number for the chuckingarm for this unit. please also inform me of other units which use t
SONY XE90MKII
Car's dash lights are lit all the time when unit connected Vehicle originally had xe90 installed, and lights workedproperly. dealer replaced xe90 with xe90mkii and now the dashboard lightsare lit constantly, even with the ignition off.
SONY KV1397R
Intermittent loss of video (location b-12) intermittent loss of video, sound and no sys-tem control functions, including unable to turn set on or off wheneverproblem existed. servicer had replaced both ic-101 and ic-103. problemappeared to be a re-set condition. when i connecte
SONY CDPC301M
Cd won't play - no focus search The drawer would close and the bu assembly would come up to meet the clamper assembly. no focus search would occur and loading motor would continue to run.
SONY SLV575UC
Eating tapes Tape catches on pinch roller during eject.