Dicas Reparação
Modelo - Chassis 11AK19P
Pesquisa: 11AK19P Enviar Dica Resolvida
Resultados 59
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| Marca | Modelo (Chassis) | Sintoma | Causa | Solução | Por: |
|---|---|---|---|---|---|
| SEG | CT7951GB 11AK19Pro | No line drive - LED turns from red to G OK at sw on | Apply 5v from bench psu to pin 40 of jungle ic IC401 (TDA8844) may result in a complete cure when next switched on. Internal diode on pin 40 goes leaky | ||
| SEG | CT7951 G3 11AK19P | Dead | R817 5w 2R2 o/c, Q802 2SK2545 chopper Tr s/c, D805 BA159 & UF5407 diode | ||
| SEG | 11AK19Pro3 | Pic twitching/cogging & int width | LOPTx | ||
| SEG | 11AK19Pro3 | Dead | D825 & D824 BA159 burnt & check for dry joints | ||
| Mitsubishi | Black Diamond 11AK19Pro | No pic then E/W faulty | C630 dry jointed, when resoldered had E/W fault - Q603 leaky fitted BUK457-600B in lieu also L604 faulty | ||
| Mitsubishi | Black Diamond 11AK19Pro | Dead with D829 UF5407 HT rect s/c | D807 BA159 s/c, chopper Tr s/c 2SK2545 - used 2SK1507 in lieu, R817 2R2 5w o/c | ||
| Mitsubishi | BDS28WS11AK19PRO | Won't come out of st/by when sw to st/by aft operating for more than 5 mins | Sw mode Tr replaced | ||
| Mitsubishi | BDS28WS11AK19PRO | Sw to st/by aft 2 mins - G LED flasheswhen trying to come out of st/by | D505 2v4 zener sm conn to pin 33 IC501 leaky | ||
| Mitsubishi | BDS28WS11AK19PRO | Dead | Q605 BU2508AF, C630 390NF 250V, C626 12NF 2000V, L604 E/W Coil, TR601 Line drive transformer, L604 15mH Coil, R629 27R, D807 BA159, D605 BA159, D606 BA159, C835 1nF 1000V | ||
| Mitsubishi | BDS28WS 11AK19Pro | Int shuts down to st/by with LED dimming - usually at start up | Focus spark gap arcing - replaced CRT skt 30001855 £1.39 from SEME | ||
| JMB | JMB66W 11AK19Pro | Dead - LED lit green but no line drive | pin 40 TDA8844 s/c. There is an internal diode between pin 40 & ground that goes leaky, replace the IC or burn diode o/c by applying 5V between pin 40 & ground from ext psu | ||
| Hitachi | C2842N 11AK19PP | Dead - D823 blown (not shown on cct) | When replaced still faulty, IC802 MC44604P chopper chip u/s - also check FET chopper Tr | ||
| Goodmans | GTV69W3BLU4 11AK19Pro | R629 value | 2R7 in 28" 4:3; 27R in 28" widescreen; 44R in 32" widescreen | ||
| 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 |