Dicas Reparação
Modelo - Chassis SPP97
Pesquisa: SPP97 Enviar Dica Resolvida
Resultados 5
Pedir dica reparação
| Marca | Modelo (Chassis) | Sintoma | Causa | Solução | Por: |
|---|---|---|---|---|---|
| Sony | SPP97 | LOW ADUIO IN HANDSET SPEAKER - REPLACE IC501, P/N 875982417 | Low audio in speaker in handset. | ||
| Sony | SPP97 | NO RING/NO TALK - REMOVE 10K RESISTOR IN PARALLEL WITH R752. | No code up when handset is placed into base. I went directlythrough IC701 for analysis, checked for cold solder and resoldered IC701pins, still no function. I investigated through the board and found a10K resistor in parallel with R752. That is why the | ||
| Sony | SPP97 | NO HANDSET MIC - REPLACE IC101, P/N 8-759-824-18 | Handset has no mic. Found handset to be transmitting to base. Traced audio to IC101, audio was present on pin 1 (input) but missing onpin 3 (output), resoldered IC101 mic. | ||
| Sony | SPP97 | PROGRAM FAILURE - RESOLDER D305 IN BASE. | Missing 3,6,9 and # at dial mode pulse or tone. I tracedproblem at IC351 (Dialer) and checked the input pin 29 (column), no signalin. I looked through IC201 (system control) pin 40, signal coming out.I found D305 had no solder. | ||
| Sony | SPP97 | NO DIAL TONE - REPLACE Q-253, P/N 8-729-904-51. | No dial tone. Will not accept ID code. Found Q-253, thetransmit B+ switch in the base open. |