Dicas Reparação
Modelo - Chassis 11AK19
Pesquisa: 11AK19 Enviar Dica Resolvida
Resultados 335
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| Marca | Modelo (Chassis) | Sintoma | Causa | Solução | Por: |
|---|---|---|---|---|---|
| Goodmans | GTV66W 1 11AK19 | Bright white raster at sw on then trips off | No volts to TDA6107Q RGB o/p chip on crt base as 47R safety res R914 on base o/c - dry joint on A1 conn of crt base & others probably caused it | ||
| Goodmans | GTV66W 1 11AK19 | Blank raster | small RGB panel on CRT pcb had broken print (not surprising as it gets a lot of physical strain) | ||
| Goodmans | GTV288 11AK19 | Dead apart from flashing G LED at sw on | R867 0R33 1/2w o/c (not shown on all ccts) | ||
| Goodmans | GTV288 11AK19-8A | Poor contrast - poor sync - no colour -sound intermittent | TDA8843 | ||
| Goodmans | 51N1 11AK19 | dead power supply pulsating with a clicking noise all o/p vols low | Ic901 on crt base | ||
| Goodmans | 11AK19-8 | Dead - no st/by | R806 22k | ||
| Fidelity | WSTV7028N 11AK19-8A | Width | C630 0.27pF dry joints, Q603 BUK444 leaky, E-W coil shorted turns (looked ok) | ||
| Crown | 11AK19 | Dead - LOPTr s/c | Check scan coil conns to main board for dry joints/overheating | ||
| Bush, Alba, etc | 11AK19 | blank raster with red green blue flyback lines at the top of pic | replace R 704 (marked R702 on cct) 100R in frame output stage. | ||
| Bush etc | 11AK19 | Dead - no st/by led | IC 801 opto-isolator.(CQY80NG) | ||
| Bush | WS7671 11AK19P4 | Dead - off with a bang | IC802 MC44604P, IC801 CQY80NG CNX82 OR SEME TYPE OPT403 OPTOCOUPLER, Q802 2SK2545 MTP6N60E, R822 22K 3W, D807 RL207 BA159, D826 BA159, D827 BA159, D824 MR852 BYW98/200V | ||
| Bush | WS6673 11AK19P5 | Dead - D823 blown (not shown on cct) | When replaced still faulty, IC802 MC44604P chopper chip u/s - also check FET chopper Tr | ||
| Bush | WS6673 11AK19P5 | Dead - check for dry joints | Also replaced LOPTr which then produced 1" line scan - D622 BY228 leaky & R629 2R7 o/c. There's a mod for psu (11DYC19P) to fit heatsink for diode that burns up | ||
| Bush | WS6671 11AK19P4 | Width excessive | Q603 (9NQ20T or BUK444-200 or MTP6N60E) | ||
| Bush | WS6671 11AK19P4 | Narrow pic | Dry joint/ o/c C630 560n; R629 27R? Safety o/c, L604 reads 3R (correct), Q603 PHF9NQ20T replaced - used BUK444 200A in lieu |