Dicas Reparação
Modelo - Chassis 14R1 G1000
Pesquisa: 14R1 G1000 Enviar Dica Resolvida
Resultados 21
Pedir dica reparação
| Marca | Modelo (Chassis) | Sintoma | Causa | Solução | Por: |
|---|---|---|---|---|---|
| Matsui | 14R1 G1000 | Txt inoperative or int/frozen | Tr653 BC847 leaky, XT650 13.875Mhz Xtal dry joints | ||
| Matsui | 14R1 G1000 | St/by only | Check D108 2v4 zener sm for o/c; often happens after failure of Tr100 | ||
| Matsui | 14R1 G1000 | Sound missing | No LT supply to audio o/p chip - R550 fusible 4R7 feed res o/c | ||
| Matsui | 14R1 G1000 | PSU pulsing | R113 or R114 o/c or LOPTx | ||
| Matsui | 14R1 G1000 | Noise on sound at min vol setting | IC400 if chip faulty - increase R556 in audio I/p coupling cct to combat it | ||
| Matsui | 14R1 G1000 | No pic - Txt ok | C840 0µ1 connected to pin 2 IC800 leaky | ||
| Matsui | 14R1 G1000 | Micro won't initialise | Corrosion on front tactile switches | ||
| Matsui | 14R1 G1000 | Mains fuse blows int | Degaussing therm R100 | ||
| Matsui | 14R1 G1000 | Loss of one col | Tr801/2/3 BC847 sm leaky on main pcb - also check R903/8/13 330R emitter bias resistors & Tr904 etc BF423 on crt base | ||
| Matsui | 14R1 G1000 | Line at twice normal freq | Check I²Cbus line for low res to chassis - can be caused by micro or txt chip | ||
| Matsui | 14R1 G1000 | Int pic & odd col effects | 17.7Mhz Xtal connected to pin 33 micro dry jointed or faulty | ||
| Matsui | 14R1 G1000 | Green, red or blue background | C821, C824 & C825 0µ1sm on print side of main pcb leaky - remove, clean & refit or replace | ||
| Matsui | 14R1 G1000 | Green screen at sw on | Check Tr901 & Tr904 on crt base | ||
| Matsui | 14R1 G1000 | Flyback lines at top of pic | C201 220µ | ||
| Matsui | 14R1 G1000 | Entering Service Mode | Hold down P+ & P- on set whilst sw on TV. To select adj pres V+ & V- at front of set togethr or "Menu" on handset. To carry out adj Press P+ & P-. To leave service menu press V+ or V- or "TV" on hset. |