Dicas Reparação SONY
Modelo - Chassis
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| Marca | Modelo (Chassis) | Sintoma | Causa | Solução | Por: |
|---|---|---|---|---|---|
| Sony | CCDV8AFU | VIDEO WAS GOOD BUT EVERYTHING WAS PINK | Video was good but everything was pink. Traced problem toME-1 board. Good signal TP703. No signal TP704. Signal OK Pin 48 butDC voltage 4.8V. Trace to leaky chip cap C711. | ||
| Sony | ITA600 | RADIO INTERFERENCE | Customer hears local radio stations over phone. Hears 980 AMand 610 AM at the same time. Worse when plugged into AC line. -HQ COMMENTS: The RF interference is more than likely AM. A choke coil(same as is used in SPP-300) will soon be available from K | ||
| Sony | EVS700U | STICKY DRUM ASSEMBLY | Drum does not start after unit is not used for several hours. | ||
| Sony | CCDV8AFU | NO POWER | No power, all voltages normal out of DR901, VDD normal toIC601. Found no clock at IC601. | ||
| Sony | CCDV8AFU | TAPE HESITATES | Intermittent tape hesitation during tape run record or PB.Momentary tape stoppage at random intervals progressing to emergency stopalthough normal immediately after reset, continue operation finallyobtaining complete failure of tape movement in all modes | ||
| Sony | CCDV8AFU | WON'T RECORD | Won't record, unable to enter any mode except eject, drum runfollowed by emergency stop. Found no RF SW pulse Pin 24 IC601/MC-4 board.No output Pin 7 IC501 on MC-4 board, incorrect DC level Pin 6 IC501. | ||
| Sony | CCDV8AFU | NO FUNCTION | No function. Power up normal. Found no motor power. | ||
| Sony | CCDV8AFU | FLICKER | Flickers during playback and record, intermittent shift tofour hour mode. Found high frequency signal and noise present on 5Vlines, variable with stress applied to DC-DC converter. | ||
| Sony | BMC660 | CASSETTE COMPARTMENT WON | Cassette compartment will not catch. | ||
| Sony | FD2A | NO RASTER, SHORTED ELECTROLYTICS C209, C215, C611 | No raster, no sound. Found one or more of the aboveelectrolytics shorted. | ||
| Sony | CFS4000 | MISSING PART NUMBERS - PACKING MATERIAL | Need part # -HQ COMMENTS: The part numbers are as follows:3-333-977-01 Protection Sheet3-333-979-01 Cushion3-333-984-01 Spacer3-333-997-01 Prevention Sheet3-333-980-01 CartonWe will issue a S/B. | ||
| Sony | KV25XBR | STEREO LIGHT BLINKING | Stereo light indicator blinks even when receiving nonstereochannels. | ||
| Sony | TAAX520 | ONE CHANNEL OUT | This is the second unit we have seen with the same problem.The solder connections on the input board from the input jacks arebreaking loose. The first unit had one channel out on phono. This unithad one channel out when the equalizer was used. Both we | ||
| Sony | SLHF900 | INTERMITTENT PAUSE RELEASE | Once every 10 or 20 times during pause release the tape gotdamaged by the machine. The cause was that the take-up reel did not turnas a result tape wrapped around capstan shaft. | ||
| Sony | KV2781R | DEAD, RESOLDER H DRIVE TRANSFORMER | Set came in dead, scoped horiz osc and I had an output, scopedhoriz driver Q551 collector and had an output. Scoped base of horizoutput, found no signal. Traced problem to driver (secondary) trans-former. |