Sony Repair Tips
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Results: 20100
Results: 20100
| Make | Model | Symptom | Problem | Solution | By |
|---|---|---|---|---|---|
| SONY |
CCDV8
|
No camera power | Camera dc-dc converter (dr902) goes dead when aw-1 board isconnected to it via cn702. -hq comments: lift each wire from cn702 (one at a time) until you canisolate which voltage is being pulled down. check for shorted 2v or 3vregulator circuit on aw-1 b | ||
| SONY |
BMC550
|
No capstan or drum rotation | Pressing record button, no capstan or drum rotation. allsignals from system control ok. found no output from pin 12 of ic201,cs-5 board. ic201 was defective. | ||
| SONY |
BMC660
|
Unit will not white balance under mercury vapor lighting | Customer taped outdoor football game under mercury vaporlights. unit would not auto-white balance and would not produce any redcolor during playback. -hq comments: i contacted tiffen mfg. and they suggested a combinationof #50 red, #20 yellow, and a #2 | ||
| SONY |
STS555ES
|
Output was being muted intermittently | Unit would intermittently activate mute relay. also, stereolight would flicker. checked discriminator and mpx vco. both were withinspecs. control signal causing mute circuit to activate came from micro-processor. further tracing found mute output fr | ||
| SONY |
KV1981R
|
Cannot turn off set, replace ic103 | After set on for a couple of hours press power button pixgoes black then comes back. picture setting is at minimum when pixreturns. | ||
| SONY |
KV2657R
|
Incorrect part number, cover neck | Incorrect part # 9-910-999-51 correct part # 4-334-942-00 -hq comments: we will publish service bulletin on this. | ||
| SONY |
STRVX5
|
Wrong part number in manuals | Incorrect p/n 1-121-361-00 correct p/n 1-123-361-00 -hq comments: we will issue a service bulletin. | ||
| SONY |
KV2084R
|
Remote control button failure | Excessive and repeated remote control failures due to remotecontrol sheet rubbers are open. the following buttons are usually open:picture/volume/channel. | ||
| SONY |
TCFX510R
|
Unit comes on in rec mode | When the unit is turned on it appears as if the record buttonhas been pushed and is waiting for the play button to be selected. also,the tape counter does not work nor will the rec/play timer function. | ||
| SONY |
TAAX360
|
Incorrect part number for ic-101 | Both ic | ||
| SONY |
CCDV8AFU
|
Four vert. lines in picture during e-e or camera recording | Four evenly spaced vertical lines appeared in pix during e-eor camera recording. also appears during self recorded playback. | ||
| SONY |
KV2644R
|
Retrace lines, replaced r749 | Retrace lines in pix. | ||
| SONY |
KV2645RS
|
Audio pop on channel change, adj t207 | Loud audio pop on channel change, power on, or power off.changed t207 on a board, this reduced pop somewhat, but did not eliminateit. adjusted t207 while changing channels to eliminate popping. | ||
| SONY |
RME100V
|
Picture dropouts on tape recorded on evs-700u from ccd-v8afu | Dropouts occur in lp recording mode. | ||
| SONY |
SLHF400
|
Snowy picture in betascan when warm (approx. 1 hr of use) | After running the unit for approx. 1 hr, when cue or reviewis used picture is extremely snowy. unit was very temperature sensitive. | ||
| SONY |
XR77
|
No loading | Cass will not load. this happens on models xr-50, xr-70.and xr-77. 385 deforms with use (years) to the point where loading isincomplete. 387 joint lever assy can latch 386 threading arm assy. removecass holder, then carefully bend upwards to restore 9 | ||
| SONY |
ESR10
|
Wrong part number | Reference numbers 229 and 230 are crossed. in orderingreverse pinch roller (item 230 on page 26 of service manual), i receivedforward pinch roller (item 229). -hq comments: we will issue a s/b. | ||
| SONY |
KPR4110
|
Cp6001 open, replaced cp6001 | This unit is used with a panasonic vcr pv-1770 and when thevcr comes out of the scan mode (review) the unit will go into hv shutdownand sometimes open cp-6001. this is caused by a problem with the vcrchanging the horizontal freq. this unit opened cp-60 | ||
| SONY |
SL5200
|
Int. blows f001 and q002 | Unit would very int. blow q002 and f001. it was very hard tolocate the problem because short would disappear on the 12v line before itcould be located. | ||
| SONY |
SLHFR90
|
Servo adjustments in manual incorrect | Test point for betascan drum speed adjustment (p. 202) isincorrect. also, x-0 jitter adjustment is impossible - can -hq comments: correct test point for betascan adjustment is ic021 pin 5.x-o jitter adjustment is not necessary due to servo improvement |