Dicas Reparação SONY
Modelo - Chassis
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| Marca | Modelo (Chassis) | Sintoma | Causa | Solução | Por: |
|---|---|---|---|---|---|
| Sony | STRAV920 | SEVERAL FUNCTION KEYS DO NOT OPERATE | Keys in row would not operate Video 2, Tuner, 6, 5, 4 andEqualizer. Also DRLC would not operate in any mode. | ||
| Sony | FHB5CD | MUTING STAYS ACTIVATED AFTER POWER INTERUPTION IN TIMER MODE | When the unit is switched in timer mode, the muting circuitswill stay activated if there has been a power interruption before the setis switched on. | ||
| Sony | MHC1500 | MUTING STAYS ACTIVATED AFTER POWER INTERUPTION IN TIMER MODE | When the unit is switched in timer mode, the muting circuitswill stay activated if there has been a power interruption before the setis switched on. | ||
| Sony | CCDF55 | INTERMITTENT OPERATION | Unit had several intermittent problems. No camera luminance,no drum FG and overdrive of capstan motor. | ||
| Sony | EVCX10 | DARK/POOR PICTURE - IRIS NOT WORKING | Flex board damaged between the FD-4 board and CN-703 of thecamera block. Found crimped between item 104 on page 132 of the manualand the inside of the cabinet. Suggest putting a fold in the flex cablewhere it meets the edge of the FD-4 board before ass | ||
| Sony | EVCX7 | DARK/POOR PICTURE - IRIS NOT WORKING | Flex board damaged between the FD-4 board and CN-703 of thecamera block. Found crimped between item 104 on page 132 of the manualand the inside of the cabinet. Suggest putting a fold in the flex cablewhere it meets the edge of the FD-4 board before ass | ||
| Sony | KV32XBR70 | RANDOM A/V AND CH SETTINGS/STEREO LIGHT FLASHING, IC-101 | Writing new A/V data in the service mode or from the user re-mote will not be retained. When power on again, A/V settings come up atrandom channel settings not preset. Stereo works but light flashes. Re-placed IC-101 and IC-102 did not help. All else | ||
| Sony | MA50 | FF/RW/BS FUNCTIONS | Operation manual states For Fast Forward or Rewind of thetape, turn off the MA-50 ON-OFF switch. Testing indicates that this maydepend on what model the adaptor is being used in. When checked on aBM-80, the adaptor had to be powered off to activate FF, | ||
| Sony | XR5500 | PART NUMBER CORRECTION, BT601 LITHIUM BATTERY | The part number shown in the XR-5500 service manual isincorrect (1-528-225-11). | ||
| Sony | CFD750 | INTERMITTENT CD OPERATION | The CD section would not operate intermittently. We found theproblem to be caused by Q-803 (LD ON switch). The transistor wouldintermittently not pull the LD ON line low enough (IC-701 pin 10). | ||
| Sony | CFD760 | INTERMITTENT CD OPERATION | The CD section would not operate intermittently. We found theproblem to be caused by Q-803 (LD ON switch). The transistor wouldintermittently not pull the LD ON line low enough (IC-701 pin 10). | ||
| Sony | KPR53EX35 | PIP FUNCTIONS | Split and swap function do not work. | ||
| Sony | SLVR5UC | UNIT POWERS UP BUT DOES NOT LOAD TAPE | Unit would power up but would not load tape. I found the 12VMTR supply was not present. Resistance check of 12V line from power sup-ply was very low about .2 Ohm, even with the loading motor disconnected.By opening supply to the capstan motor, the 12V | ||
| Sony | CDPC75ES | ACCEPTS/SPINS DISC FOR TWO SECONDS THEN EJECTS DISC | Accepts and spins disc for two seconds then ejects disc. Alsocredit Glenn Wampler with this report. | ||
| Sony | SPP120 | NO OR LOW RING | IC-604 defective, signal going in at pin 4 is not gettingamplified out at pin 5. Also applies to serial number 44536. |