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Modelo - Chassis
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| Marca | Modelo (Chassis) | Sintoma | Causa | Solução | Por: |
|---|---|---|---|---|---|
| Sony | STRAV23 | SERVICE MANUAL ERROR - CORRECT VALUE FOR F902 IS 3.15A | Service manual lists F902 as being a 5 amp fuse when it isactually a 3.15 amp fuse. | ||
| Sony | CDPC325 | NO POWER; ERRATIC DISPLAY WHEN UNIT IS OFF (REPLACE IC202) | Display would momentarily light when power switch is turnedon and disc table would continue to spin. When turned off the displaywould sometimes light erratically and the table would continue to spin.Upon diagnosis found the reset of IC202 pin 5 was not | ||
| Sony | CDPH3750 | NO DISPLAY (REPAIR OPEN TRACES NEAR T201) | Unit powers up, and will open and close CD table, buthas no display. Traces on the transformer board are lifted at T201. | ||
| Sony | CDP491 | CLV MOTOR RUNS WHEN UNIT IS OFF (Q206 INSTALLED BACKWARDS) | Spindle motor would spin when power switch is turned off.Upon diagnosis of the switching circuitry of IC202 found Q206 was inbackwards. | ||
| Sony | CDPC27 | DOOR DOES NOT STAY OPEN (REPAIR OPEN TRACES NEAR S702) | CD door opens for a few seconds then closes. Traces onOpen/Up SW board connected to S702 are open. | ||
| Sony | CDX5060 | DISC JAMS DURING LOADING (RE-SEAT ST LEVER, REF. 136) | When CD is inserted into unit, it goes about halfway in andthen stops. The unit then begins to make clicking/grinding noises beforeejecting CD. | ||
| Sony | SPPA20 | PART NUMBER FOR BATTERY LID BASE CUSHION | No part number for Battery Lid cushion base in servicemanual. | ||
| Sony | SPPA20 | NO RANGE - RESOLDER HANDSET ANTENNA BRACKET. | Unit did not have any range. Found Ant851 bracket coldsoldered. | ||
| Sony | SPP75 | LOW MICROPHONE LEVEL ONTO TELEPHONE LINE. | Found unit to have low microphone audio level out thetelephone line. Adjusted RV552 in the handset to increase the mic signalgoing into IC551. | ||
| Sony | SPP75 | DISTORTED AUDIO - ADJUST RV52 IN BASE TO LOWER HANDSET AUDIO | Found dial tone to be real loud in handset. Adjusted RV52 inthe base for more resistance to decrease the dial tone signal onto thehandset. | ||
| Sony | SPP190 | NO HANDSET MICROPHONE - RESOLDER MIC. | Checked microphone and found it cold soldered. | ||
| Sony | SPPA20 | NO POWER BASE - REPLACE L11, P/N 1-408-113-11. | Base has no power. Checked DC IN Jack and it had the propervoltage. Checked one side of L11 and voltage was present, checked otherside and it had no voltage. | ||
| Sony | ITA205 | NO OGM & MEMO RECORDING REPLACE C513, P/N 1-124-584-00. | Unit will not record OGM or Memo. C513 is shorted to groundpreventing the mic signal (MIC 501) from entering the pre amp (IC503). | ||
| Sony | SPPA20 | REQUEST A PART NUMBER FOR THE MIC BOARD H/S | The mic sub board H/S is cracked and since it is notavailable, you have to order the whole main board H/S. | ||
| Sony | SPPA20 | NO RANGE - RESOLDER L501 AND L502 IN HAND MAIN BOARD. | Distorted audio or bad reception at handset speaker in Talkfunction. L501 and L502 are cold soldered, causing RX & TX signal to beweak. |