Dicas Reparação SONY
Modelo - Chassis
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| Marca | Modelo (Chassis) | Sintoma | Causa | Solução | Por: |
|---|---|---|---|---|---|
| Sony | KP5040 | MISOPERATION OF THE DRIVING ARM ASSEMBLY, IC6501 | Arm assembly would not move smoothly and stops in transit. | ||
| Sony | ITK300 | MINIMUM TELEPHONE LINE VOLTAGE REQUIRED | What is the minimum telephone line voltage at which the unitswill operate? -HQ COMMENTS: The Speech Network IC (IC302-MC34014P) requires a minimumof 1.5V on Pin 14 in off hook condition. The DC current must be between20ma and 120ma. The amount of curr | ||
| Sony | CCDV8AFU | INTMT WHITE CLOUD IN BOTTOM RIGHT OF PICTURE | A white cloud would intermittently appear in lower right edgeof picture. Would slowly change in size until entire picture becamewhite. | ||
| Sony | KV1357R | NO PART NUMBER FOR CABLE, 1-556-870-00 | No part number for cable. -HQ COMMENTS: The part number for the antenna jack cable is1-556-870-00. | ||
| Sony | BMC220 | CAMERA WILL NOT AUTO WHITE BALANCE | White balance LED always on. Depressing AWB switch does notcause LED to flicker. -HQ COMMENTS: Refer to operation manual pages 34-38. Check for reset onPin 10, IC504, VC-3 board. Also check for start pulse on Pin 9, IC504. | ||
| Sony | SL2300 | CASSETTE EJECTS RIGHT AFTER THREADING COMPLETION | Intermittently, when cassette is inserted, unit will threadnormally, then eject after a few seconds. If cassette is threadedmanually, all functions would work. | ||
| Sony | ICF7600 | NO MW/SW | The unit had no MW/SW. We found the problem to be an openIFT-A1 transformer. It was open on the primary side. | ||
| Sony | WMD6 | INTERMITTENTLY WILL NOT ENTER PLAY | We have seen at the SSC a number of WM-D6 that intermittentlywill not engage play. It acts as if the head block is hanging up - whichin fact it is doing. The problem is that the converter board comes looseand intermittently will snag the head lead. Th | ||
| Sony | CDP30 | OPTICAL BLOCK REPLACEMENT | Servicer ordered P/N as listed in S/M (X-4910-424-1) andreceived this number. Upon installation he noted the CP201 connector onthe new block was black and the one on the old block was white. The newoptical block would not operate (laser dead). | ||
| Sony | CDX5 | INTERMITTENT OPERATION | X-5 amd X-7 come in with intermittent problems such as theunit attempting to unload the disc while it is playing or the sled is notmoving. These problems have been caused by faulty feed thru on the mainPCB, usually in the loading motor circuit and the s | ||
| Sony | PSLX235 | NO TUNER OR TURNTABLE OPERATION IN SEN-300 SYSTEM | Complete Sen-300 system not operating. TA-AX335 provides ACto other components, with one winding for the tape deck and another fortuner and turntable. Fuse in tuner winding open. Jumping across fuse andconnecting all components showed drastic AC line | ||
| Sony | KV2775R | VOLTAGE OF THE ANODE SIDE OF D606, ABOUT -100V | The anode side of D606 is marked -100V on the circuit board.The schematic is marked -33V. You read -100V. Which is correct? -HQ COMMENTS: No. 5 pin of A-10 connector on A board is approx. -100Vactually. This voltage is reduced to -33V by R604 (4.7k O | ||
| Sony | BMC220 | POOR VIDEO | When tape is played back, symptom is heads are dirty, or onehead is missing. Found on recording, flexing the board by CN002 I couldmake A head come and go. | ||
| Sony | SLHF550 | DANCING CHROMA NOISE | Dancing chroma noise approx. 1 1/2 from bottom of screenon 27 monitor, problem only shows up on high grade tapes and is muchmore prevalent running to a video input. -HQ COMMENTS: The chroma noise is due to interference from the CTL headto the video trac | ||
| Sony | BMC110 | NO PICTURE | Found DC voltage at G1 (CN505, Pin 1, VC-1 bd) about 65VDC(normally -11VDC). VC-1 board check out OK in another unit. |