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| Marca | Modelo (Chassis) | Sintoma | Causa | Solução | Por: |
|---|---|---|---|---|---|
| Sony | CDPC75ES | DISC TABLE WILL NOT ROTATE | The bracket which houses the optical device contacts the baseof the player. This causes table not to rotate or disc won't play. Alsoapplies to S/N 801604, 811179, 801705, 801586, 801520, 811180, 801618. -HQ COMMENTS: The cause of the problem is the me | ||
| Sony | STRVX750 | FM DISPLAY INDICATES WRONG FREQUENCY | In scan tuning mode the FM tuning display indicates wrongstation frequency. AM is ok. In direct access tuning the display iscorrect but the center tune and FM MPLX indicators are OFF. | ||
| Sony | CDP507ESD | NO AUDIO (ANALOGUE OR DIGITAL) | There is no signal output at a pin 78 of IC-302, except squarewave (data). The xtal at pins 53, BCLK at pin 76, and LRCK at pin 80 ofIC-302 are ok. | ||
| Sony | CDPC9ESD | SKIPPING ON LAST TRACK | Last track of CD is skipping. Found tiny particles onthe skipping CD. Obviously, that particle (shiny) came off one of theCD's made by WEA and stuck on another CD. The CD (WEA) is so soft thatthose reflective particles had to come off another CD. | ||
| Sony | SLV555UC | ERRATIC TAPE TRANSPORT FUNCTIONS | Unit came in from B stock, supposedly refurbished. All itwould do was accept a tape and turn off. Power button had no effect.Found mashed teeth on mode slide plate and cam gear - replaced. Symptomsnow similar, but would occasionally thread and turn of | ||
| Sony | CFSW350 | HIGH SPEED ALIGNMENT OF TAPE DECK MOTORS | Cannot align high speed on either deck. Service manual iswrong, and service bulletin number AUD0071 says to put mode SW to Radio.When this is done, only radio audio comes out of unit so it still cannotbe high-speed aligned. | ||
| Sony | CDX7540 | COMPLAINT OF SKIPPING BUT UNIT IS DEAD | Complaint of skipping but unit is dead. Found Q-414 shortedand badly burned on main PC board. This is the fourth unit I have seenlike this. Could this be an installation problem? | ||
| Sony | SLHF900 | NO PART NUMBER PART OF UD ASSEMBLY | What is part number of the item that number 328 fits into?See page 185 of the service manual. -HQ COMMENTS: The part number for the UD ARM is: 3-691-650-01. | ||
| Sony | D66 | NO SOUND ON RIGHT CHANNEL LINE OUT | The line out jack (J-301) was defective. The right channelpin on the line out jack was cut too short. This was a new part from KCP. | ||
| Sony | KV20EXR10 | AT TURN-ON PICTURE FLASHES SEVERAL TIMES, ADJUST G2 | At turn-on after about 10 seconds the picture flashes ON/OFFseveral times, then stabilizes. | ||
| Sony | KV27XBR10 | DEAD SET, REPLACED RY-601 ("F" BOARD) | Dead set. Power relay coil open. Should measure about 255Ohms. | ||
| Sony | KV27HSR10 | SINGING YOKE, REPLACED YOKE. SEE SERVICE BULLETIN 114 | Replaced singing yoke. -HQ COMMENTS: Please refer to TVP Service Bulletin number 114. NewYoke Part Number is 1-451-275-41. | ||
| Sony | STRAV1000 | SPEAKER PROTECTION ALWAYS ON | The speaker protect circuit is always engaged. The problemappears to be related to the power supply. We noted that the schematicshows two separate grounds. In fact there is about 3 volts differencebetween the two. When the two grounds are tied togeth | ||
| Sony | EVC8 | RECORDING COLOR IS BAD | Unit was recording with no green component (color bar). | ||
| Sony | CVM1900 | VERY WEAK VERTICAL HOLD | Very weak vertical hold and appeared to also have a horizontalsynch problem (another shop replaced IC-501, problem not solved). Spenttime checking DC voltages, waveforms around IC-501, checked ok. Lookedcarefully at waveform on pin 24 of IC-501, vertic |