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Modelo - Chassis D9
Pesquisa: D9 Enviar Dica Resolvida
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| Marca | Modelo (Chassis) | Sintoma | Causa | Solução | Por: |
|---|---|---|---|---|---|
| Sony | STRD990 | CENTER CHANNEL AUDIO REPRODUCTION IS VERY POOR | Center channel is very poor and very noisy (static noise).The right channel had a squeal. | ||
| Sony | STRD990 | NO AUDIO - UNIT IN PROTECTION | Found 53 volts on both emitter and bass of center channeloutputs. Traced back and found high voltages all around Q-663. | ||
| Sony | D9 | NO PLAY (NO SPINDLE DRIVE, NO FOCUS SEARCH, NO SLED DRIVE) | Unit's display came on but did not focus search. NeitherIC-502 nor IC-601 had power. Found Q-407 to be open. I have seen threeunits with this symptom. | ||
| Sony | D9 | SPINDLE PLATTER HEIGHT IS TOO HIGH | New motors coming from Kansas City Parts have the platterheight adjusted too high causing disk to rub. Ordered ten motors and somewere very high and some were slightly too high but all were unuseable.Motor was replaced because it was shorted and would n | ||
| Sony | D9 | DISTORTION WITH AA BATTERIES ONLY | This D-9 would play fine with AC adaptor and BP-2rechargeable battery pack as supplied power, but the audio would bedistorted when using AA batteries. | ||
| Sony | D9 | UNIT PLAYS ONLY WHEN UPSIDE DOWN | Unit would play upside down but not vertically or right sideup. Spindle motor, FOP and adjustments are known to be ok. | ||
| Sony | D9 | INCORRECT PART NUMBER, IC-802 (BA10339F) | The part number in the service manual for IC-802, BA10339Fis incorrect. The part number listed is for an FA7616N. -HQ COMMENTS: The correct part number for the BA10339F is 8-759-982-77.Thank-you for bringing this error to our attention. A service bull | ||
| Sony | D9 | UNIT WILL NOT WORK WITH BATTERIES (INTERMITTANT) | Unit will work with AC adaptor, but intermittently will notwork with batteries. It will play with batteries when you press the P.C.board. | ||
| Sony | D99 | DISC SPINS BACKWARD | When disc is inserted and play button is pressed, disc startsto spin, stops and spins backward (counter clockwise). -HQ COMMENTS: The unit is a prototype with no model number, or serialnumber. This unit internally was very similar to a D-99. Using the | ||
| Sony | D9 | UNIT DOES NOT ENTER PLAY MODE | Unit would start up intermittently. Sometimes FOP would beginto travel up sled assembly after trying to read TOC. | ||
| Sony | D9 | DISC WON'T SPIN | Disc won't spin when Play is pushed. M-901's resistance isonly 1 Ohm instead of the normal 12 Ohms. | ||
| Sony | D90 | RUNS IN TEST MODE, SHUTS DOWN IN NORMAL OPERATION | Unit would achieve focus, sled would move toward center ofdisk and continue reading T.O.C. data then shutdown. Looking at RF testpoint, showed signal typical of T.O.C. area: FOK, Sense, H. in signalsappeared normal. | ||
| Sony | CFSD960 | FAST FOWARD SLIPPING | When FF a tape from beginning, the movement is smooth. How-ever, the T/U reel gets full, the limiter assembly number 519 looses firmcontact with reel gear number 530. There is gear grinding then eventuallyno more movement. -HQ COMMENTS: Tokyo has been | ||
| Sony | CFSD960 | NO FAST FORWARD - REW OK | Unit will not fast forward. Appears as though plastic leverinstalled at factory was still hot and it warped. | ||
| Sony | D9 | DISC SPINS BACKWARDS INTERMITTENTLY | Discs spin backwards intermittently. This is due to C-533becoming leaky or becoming shorted because of the glue used to hold itto the board. |