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Sony Repair Tips




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Search: sony
Results: 20100
Make Model Symptom Problem Solution By
SONY CDXR77
Cd only plays when unit is turned upside down Cd only plays when unit is turned upside down.
SONY STRAV1020
Silkscreen for ic-251 printed on board wrong Silkscreen printed on video board for ic-251 on video board isbackwards (ie. 180 degrees). pin 1 on ic actually corresponds to pin 9on the board.
SONY PSLX520
Intermittent speed After refering to sdis, and noting a similar problem with thiscircuit i checked r-107 and r-106. r-106 was a 390k resistor r-107 was a1.6k resistor.
SONY SLV757
Does not respond to controls Won't eject, power down.
SONY STRAV1020
Protection circuit activated Protection flashes on front display. q-719 (relay drive)shuts off de-energizing ry-701. thus opening the signal path to speakers.
SONY CFDD73
Intermittent skipping / track jumping Unit would intermittently skip and sometimes would not ams.upon monitoring sled motor drive voltage, found it to be increasing.normally, it is about 0.7v.
SONY CFD455
Intermittent skipping / track jumping Unit would intermittently skip and sometimes would not ams.upon monitoring sled motor drive voltage, found it to be increasing.normally, it is about 0.7v.
SONY CFD454
Intermittent skipping / track jumping Unit would intermittently skip and sometimes would not ams.upon monitoring sled motor drive voltage, found it to be increasing.normally, it is about 0.7v.
SONY XR6180
Tape deck will not function or will function incorrectly Have seen several units so far where both q-405 and the amsplunger were defective. the plunger was actually melted. i am unsurewhether the plunger or the drive transistor originally caused theproblem.
SONY SLHFT7
Popping in beta hifi Popping sound in beta hifi.
SONY SLHF1000
No beta hi-fi record No beta hi-fi record. playback or pre-recorded material ok.all voltages ok on ic-004. missing switching voltages at pin 44 ic-003.found open foil between q-610 and d-606. simulated shorted transistor.
SONY KPR46DX10
Snowy picture on main screen when in aux, customers fault Customer was complaining that when they hit aux they only hadpicture on the child screen, with snow on the parent screen. -hq comments: found that they were using a vcr, and cable box in linewith the converter and aux. terminals. with the vcr connecte
SONY DTC75ES
Test tape ty7252 Recommended test equipment list for dat specifies a ty7251test tape for tracking. dtc-75es manual calls for a ty7252. are theyinterchangeable? -hq comments: i will have to check with tokyo. i suspect that there isa typo in the dtc-75es service manual
SONY SPP320
Intermittent ringing The handset would only ring sometimes. in addition, thehandset would intermittently not beep when keys were pressed. flexing thehandset main pcb would cause the ringer to function.
SONY CCDF70
Incorrect slow motion operation Slow motion operation erratic.
SONY KV2726R
Set in sleep mode at turn-on, replace ic-101 controller When set was turned on, it was in the sleep mode per non-authorized servicer. after several checks, found pin 15 of ic-102(memory) to read zero volts. isolated pin 15 and 5 volts would appear onthe 5 volt line. all other readings were good. with pin
SONY FD2A
Picture looks out of focus, replaced c555 Picture appears as raster only, out of focus. in reality, thesweep is displaced far above the top of the tube due to dc level upsetcaused by shorted c-555.
SONY FD10A
No horizontal sync, replaced c506 No horizontal sync. ov at pins 17 and 18 of ic-501 causingphase detector inoperation due to shorted c-506 (pin 15, also 0 volts).
SONY TAM50
Unit dead, does not respond to any button - all lights off Unit is dead. does not respond to any button. none of thelights turn on and no beep is heard.the micro ic-3 had all the right voltages, except for ic-3/pin 8 which waslow instead of high. found that the time stamp ic-10 had no supplyvoltage.
SONY CCDTR5
Dew and rec (vtr) light stays on, camera video flickers Dew light and vtr rec light stays on and camera videoflickers. dew and vtr rec light do not affect vtr functions.