Sony Repair Tips
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Results: 20077
Results: 20077
| Make | Model | Symptom | Problem | Solution | By |
|---|---|---|---|---|---|
| SONY |
STRAV1010
|
No power, unit dead | Keeps blowing fuses f-801 and f-802 when plugged in andpowered on. driver transistors q-765 and q-766 in output stage defective.checked b+ and b- but all the transistors in the circuit turned out ok. | ||
| SONY |
STRAV720
|
Won't turn on | Unit won't turn on. | ||
| SONY |
WMF707
|
Clicking noise during play | Clicking noise during playback on the reverse mode. otherdirection is ok. | ||
| SONY |
XR6500
|
No fm stereo after 20 minutes | After twenty minutes or less, the fm stereo indicator will goout, and the unit switches to mono. | ||
| SONY |
CCDTR5
|
Screw for base (3) assembly, guide rail | Refer to ccd-tr5 fprs no. m0215 and k1192. the numbera-7040-154-a chassis block assembly mechanical is now substituted with a-p. when installing the old (ref. no. 309) base (3) assembly guiderail, one of the two (ref. no. 319) screws will have to be re | ||
| SONY |
CCDV11
|
Screw for base (3) assembly, guide rail | Refer to ccd-tr5 fprs no. m0215 and k1192. the numbera-7040-154-a chassis block assembly mechanical is now substituted with a-p. when installing the old (ref. no. 309) base (3) assembly guiderail, one of the two (ref. no. 319) screws will have to be re | ||
| SONY |
SLV50
|
Blue screen | Intermittent blue screen on playback of pre or self-recordedtapes. due to complexity of the ctl signal process in unit, when failureof ctl pulse is detected, ic-503 switches off the ctl ckt. making it diff-icult to detect problem area when following ctl | ||
| SONY |
KPR46CX10
|
Blue convergence, replaced the blue crt | Using a crosshatch pattern for reference the center of thescreen and vertical convergence overall were perfect for all three colorsbut on right and left sides, the horizontal blue convergence was about 1 &1/2 inches overexpanded and very little effect on | ||
| SONY |
SLV272UC
|
No video/audio is ok | No video but audio is ok. the problem is one of the threelegs on q-1022 (cp-1 board) breaks away from the pad. the vcr technicianin costa mesa has that he has seen ten units with this problem. lookslike the transistor overheats the board and solder po | ||
| SONY |
CCDTR81
|
What is the highest date available | What is the highest date available using the time/datefeature? solution: the highest date available is 12/31/2022 | ||
| SONY |
KV20HFR
|
No character display/picture is normal, replace c-135 | No osc on pin 48 and pin 49. replaced ic-101 and q-114.still no osc and pin 50 of ic-101 was 2.8v instead of 5.4v. scopedvertical pulse back and found poor signal to q-114 via c-135. found c-135open. | ||
| SONY |
HCDH1600
|
Improper display-no audio-karoke displayed | Improper display and karoke displayed no audio. also appliesto serial numbers 833136, 831285, 831283, 837739, 840166 and 846632. | ||
| SONY |
D303
|
Main mcb layout does not match schematic or mounting diagram | The main board in this unit is different from the one shown inthe service manual. the schematic and mounting diagram show the d/aconverter as ic-301, type cxd8178q. the board in this unit does not havethis ic. instead, it has two ics in the area that | ||
| SONY |
TCWR720
|
Squeal noise on deck "a" | When power is turned on, the unit makes a squeal noise on decka. this problem was found by r. bonilla at the burbank ssc. | ||
| SONY |
CCDF30
|
No capstan rotation | No capstan rotaion. pwm jumps high out of micro at pin sixthen immediately stops. by rotating the capstan manually we could get thepwm signal to come up for a few seconds. this enabled us to trace theproblem to a specific area. we found that pwm goes | ||
| SONY |
CCDV110
|
"dc" mark in display | Service bulletin no. cam0199 instructs tech to replace abovepart if the dc mark appears in display. 180899021 now crosses to180899041 which still containes the dc mark. -hq comments: tokyo advises that 1-808-990-21 will be stocked again inwrpc and avai | ||
| SONY |
CCDF35
|
Picture breaking up/video dropouts when warmed up | On camera mode only picture with lines (horizontal) and flash-ing lines in picture breaking up when unit is warmed up. picture withflashing disappears if the unit is on for a long time. | ||
| SONY |
SLV585HF
|
Power supply | This unit has a switch mode power supply in it. the servicemanual shows a ps-274 board mounted in the unit. servicer said all otherunits he has seen have the power supply shown in manual. need to know ifwe can get the above part number or if you have | ||
| SONY |
KV1326R
|
Headphone jack, incorrect substitue | Replacement part number 1-507-756-31 doesn't fit on board.ordered new board (1-618-955-11) and it is the same as the old one. needoriginal jack or good replacement or new board to fit this jack. -hq comments: earphone jack 1-507-756-00 was incorrectly | ||
| SONY |
CDPC900
|
Part numbers for bushing and clip not referenced in s/m | Shaft 169 on page 27 of service manual fits through a smallplastic bushing that i've drawn in the accompanying service manual pageand the shaft is retained by a plastic clip that i've circled. no partnumbers. servicer says that there was no grove at th |