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Modelo - Chassis
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| Marca | Modelo (Chassis) | Sintoma | Causa | Solução | Por: |
|---|---|---|---|---|---|
| Sony | STRD2070X | UNIT IN PROTECTION AND HUM IN SURROUND SOUND - Q743 | The unit was in protection mode. | ||
| Sony | HST221 | NO AUDIO - Q601 FAULTY 8-759-111-68 | There was no audio output. I figured the problem was withIC701 audio out amp, however after further checking I found a leaky E-BQ601. | ||
| Sony | SSM721 | Q201 AND Q202 PART CHANGE, REPLACE WITH P/N 8-729-195-82 | The service manual calls for Q201 and Q202 to be typeKTC2235-0, but what I find in the units are 2SC2958-L. The part number inthe service manual is 8-729-195-82 which is indeed a 2SC2958-L this islarger in physical size as well as current handling capa | ||
| Sony | KV27TS36 | LOUD SOUND WHEN SET IS TURNED ON./ NORMAL SEE SB 170 | There is a loud Pinging sound when the set is turned on. | ||
| Sony | KV27TS32 | LOUD SOUND WHEN SET IS TURNED ON./ NORMAL SEE SB 170 | There is a loud Pinging sound when the set is turned on. | ||
| Sony | KV27TS29 | LOUD SOUND WHEN SET IS TURNED ON./ NORMAL SEE SB 170 | There is a loud Pinging sound when the set is turned on. | ||
| Sony | CCDF301 | NO MECHANICAL MOTION, X501 DEFECTIVE | There was no mechanical motion at all. The camera would powerup etc. but would not eject, record, play, etc. Mechanism control IC-501on SS136 had no clock and I found X-501 was defective. | ||
| Sony | KV32XBR35 | MENU FRAME SHOWING BUT NO CHARACTERS, REPLACE E2 BOARD | The unit had half blanking but no menu. You could do adj. butyou would not know what you were doing. I sent a sample to Tech Dept. | ||
| Sony | CCDF77 | NO LUMA IN CAMERA MODE/ C401 | There was no luma in camera mode. I traced good luma signalto pin 33 of IC-401. I found YH CLP level at pin 39 to be 4.2v when itshould be 3.2V. | ||
| Sony | IFS50K | NO AUDIO OUT OF RIGHT CHANNEL - REPLACE C-161 (1-126-191-11) | There was no audio out of the right speaker, it only hissed.I found C161 ripped (missing) off PC board. | ||
| Sony | WMFX52 | UNIT DRAWING 1OMA WHEN OFF - REPLACE D-305 (8-719-422-37) | The unit was drawing 1OmA when it was off. Measuring firstfrom VCC to ground, I saw almost a direct short or very low ohmic reading.Going to D305 next, pulling it out of the circuit, the current drain wentaway. | ||
| Sony | SPP57 | DEFECTIVE CODE IN HANDSET - REPLACE C-619 (1-164-004-11) | When trying unit, the base line light would light but thehandset light would blink. After the TX and RX test on the analyzereverything checked out OK. The unit worked in test mode so I decided ithad to be a code problem. From snapping a known good handse | ||
| Sony | CCDF33 | WEAK PICTURE IN CAMERA MODE- 6CV651 | Faint noisy picture in camera mode. CV-651 measured 40pF -HQ COMMENTS: CV-651 is the clock adjustment trimmer for the DDS CPUIC-651. | ||
| Sony | KV27SXR10 | VERY BRIGHT PICTURE/ REPLACED IC201 | External video signal makes picture too bright. | ||
| Sony | MDP605 | DOES NOT PLAY B SIDE: ADJUST SIDE B RD ADJUSTMENT PAGE 213 | A side will play fine but B side plays intermittently. |