Dicas Reparação SONY
Modelo - Chassis
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| Marca | Modelo (Chassis) | Sintoma | Causa | Solução | Por: |
|---|---|---|---|---|---|
| Sony | AE2 KVE2533E | LED blinks 13 times at sw on | Frame drive chip was the cause aft replacing FOP chip & still having same symptoms | ||
| Sony | AE2 KVE2532U | Poor sync, mosaic & odd cols | Dig comb filter | ||
| Sony | AE-2 | To disable prot line | remove pin 1 marked "PROT" on µ pcb | ||
| Sony | AE-2 | shuts down with BLED flashing 13 times | field fault indication - but was R895 18k sm o/c which monitors line fb pulses | ||
| Sony | AE2 | Won't come out of st/by - int | Field o/p chip TDA8179 | ||
| Sony | AE2 | Vertical ripple with staining effect | D613 double diode in psu has leak in one leg | ||
| Sony | AE2 | vertical ripple & 'staining' effect | D613 - double diode in psu leaky | ||
| Sony | AE2 | Trips to st/by aft 2 secs - points to field fault | Replace field chip & R854 0R47 as no -15v supplies were present | ||
| Sony | AE2 | Trips 13 times - indicates field fault | STB9379 field chip - can use TDA8179S?? | ||
| Sony | AE2 | Sound missing | R627 27R fusible o/c brought back dist sound - IC261 TDA2052 faulty causing uneven supply volts | ||
| Sony | AE2 | Sound cuts out when vol turned up | D/J on X1101 crystal on Nicam PCB | ||
| Sony | AE2 | Shuts down aft 30 secs then sw back on aft few mins then repeats sequence - no leds lit | HT measured 61v (st/by mode) - st/by 5v to micro low at 0.7v. Cct prot PS681 int high res (On board A near front adj to board D) | ||
| Sony | AE2 | Set will only display one station if another is se | EAROM ( ST24C16 ) Data corrupted replace & set up | ||
| Sony | AE2 | Set comes on then collapses into lines in the cent | Check H.T. for 119V if low at 70V Q613 IN AUDIO PROTECTION CCT Pt No 8-729-216-22 | ||
| Sony | AE2 | RANDOM SPIKES AND DIST. HIGH SOUND LEFT SPEAKER | ADD 3K3 RES AND 0.015mfd CAP PARALLEL TOC201 |