Dicas Reparação HITACHI
Modelo - Chassis NP84CQ
Pesquisa: NP84CQ HITACHI Enviar Dica Resolvida
Resultados 38
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| Marca | Modelo (Chassis) | Sintoma | Causa | Solução | Por: |
|---|---|---|---|---|---|
| Hitachi | CPT1446R NP84CQ | H.T fluctuations, picture becomes half white and half black. H.T varies from about 80V to 110V | Replace ZD902. It's a 10V zener diode | ||
| Hitachi | NP84CQ/2 | NO PIC + SCREAMS | LOPT + TRANSISTOR SC | ||
| Hitachi | NP84CQ/2 | line - tear - pulling & drift. | C214 ( 470uf ) of pin 7 of IC201 | ||
| Hitachi | NP84CQ/2 | Int blowinf fuse. | TH901 posistor. | ||
| Hitachi | NP84CQ/2 | Distorted sound. | R423 ( 56R ) high in value. | ||
| Hitachi | NP84CQ/2 | Dead. | STR4211 IC901 power supply IC s/c , also change2.7v zenor | ||
| Hitachi | NP84CQ/2 | DEAD BUZZES , ZD953 S/C | C908 4u7 160v | ||
| Hitachi | NP84CQ/2 | Channel display no other functions | Replace Q902 | ||
| Hitachi | NP84CQ | Top of the picture blanked out | C905 o/c 100mfd 200v (next to tuner) | ||
| Hitachi | NP84CQ | The picture would roll. EHT trip thyristor operati | R908 in the regulator circuit had risen in value from 22k .The fault could also occur with Models CPT1444 and CPT1446. | ||
| Hitachi | NP84CQ | Stuck in standby. | 1.6a fuse on L/H side main PCB. | ||
| Hitachi | NP84CQ | Stuck in standby. | R908 22k HIGH | ||
| Hitachi | NP84CQ | Partial field collapse | C603 47µ 150v in field o/p cct | ||
| Hitachi | NP84CQ | NO SOUND | TDA4503 | ||
| Hitachi | NP84CQ | No sigs - just snow | No 12v to tuner - crack in print by R222 AGC control |