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Sony Repair Tips




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Search: sony
Results: 20100
Make Model Symptom Problem Solution By
SONY KV2781R
Intermittent control functions, replace leaky c pack, cp-104 Intermittent picture, volume, and channel up/down.
SONY KV2650R
Q-007 and q-008 should not be in parts list Q-007, q-008 are listed in the parts list but not found in theschematic. -hq comments: these two transistors were listed by mistake. pleaseremove them from your service manual.
SONY KV2649R
Q-007 and q-oo8 should not be in parts list Transistors q-007, q-008 are listed in the parts list but notin the schematic. these two transistors are listed in the parts list bymistake. -hq comments: please remove these two transistors from your servicemanual.
SONY TAU10
Plays ogm then immediately plays it again Plays ogm then immediately plays it again.
SONY CDPC900
Cd will not return to magazine Frequently, but intermittently, the discs will try to returneither above or below the correct slot, jamming the magazine. noadjustments on this model. this is the 5th or 6th unit this asd hasreceived.
SONY CDP790
Won't play disc When putting in a disc, the laser wouldn't come up to read thedisc.
SONY KV27XBR15
Continuation of fpr no. m0041, too much flux around ic-1103 Removed ic-1103, cleaned area, and re-installed ic-1103 torestore normal operation. note: both clocks run at 14.3 mhz (4 fsc)whether pip is on or off. with no clock input at ic-1101/53, ys went highmuting parent video back at ic-301. missing clock als
SONY CCDV99
Dark picture The camera e-e picture is dark. the camera record andplayback picture is dark.
SONY SLV272UC
No video or blue screen e-e or playback No video or blue screen in e-e or playback. found q-1022 oncp-1 video block to have broken solder connection due to front loadingmotor pressing on q-1022 under the pcb. q-1022 supplies 5v to ic-101.
SONY CDP190
Distortion after warmup/incorrect board markings Unit distorts after 20 - 30 minutes. freezing ic-211 solvesproblem. also, board has two ics marked ic-202 - remote receiver ic andcxd-2500q. remote receiver is correctly marked, but cxd-2500q should bemarked ic-211.
SONY KV27XBR65
Shutdown on no-signal stations, readjust the hor. freq. If unit was switched from active station to active station,everything was ok. if you used channel up or down and went to a no-signalstation, unit would shutdown.
SONY KV2094R
Shutdown and blanking troubleshooting tip When unit is going into shutdown, it is hard to troubleshoot.if you run a 1k resistor from pin 18 to ground and remove d-506, theunit will operate normally while you check voltages on pm-501 and ic-301. -hq comments: great suggestion! you are absolutel
SONY TCFX120
Capstan washer Fpr l1559 suggests using part number 7-623-921-01. this willnot work. -hq comments: if this does not work, use original washer. there haveonly been two reports of this symptom.
SONY TAE1000ESD
Unit would not power up Unit would not power up. found c-916 floating around looseinside of unit. capacitor looked to be cut away from the main board.put a new capacitor in unit and the unit came up and ran. this is thesecond unit i have seen with this problem. -hq comments: c
SONY TCWR720A
Deck will not latch into play position Deck a or b will not move cassette head into play position.deck makes grinding noise. spacer under pinch roller has moved. problemmay be intermittent. also applies to serial number 804087.
SONY EVS900U
Set switch audio monitor to pcm mode - video was muted Customer complained that when setting front switch labeledaudio monitor to pcm mode, the video information was muted, audio wasok. we found rear panel selector switch had to be set to auto positionin order not to mute the video in playback mode. this c
SONY KPR46DX10
Micro locked up, no functions, replaced d-012 Set was on, had high voltage and raster but no sound or videoand no functions would respond. there was no vertical pulse at pin 4,ic-001. i found d-012 shorted.
SONY XR7180
Ph-11 and ph-12 are both imcompatible with replacement parts The beveled corner on ph-11 and 12 is at pin 1 instead of thenormal pin 2. the real pcb layout is also different than in the servicemanual. i could not find replacements for ph-11 and 12. i have a sampleif you need it.
SONY CCDF30
Dead unit F-991 blown. found short across ic-005 ss-86 pins 2 and 3.further checks revealed that c-059 was shorted. this is the third ccd-f30i have seen with this problem.
SONY STRAV1020
Unit in protect mode Unit was in protect mode. ic-731 was found shorted and wasreplaced. this did not restore operation. the protect circuittransistors, q-721, q-722 and q-723 were also all shorted.