Marca | Modelo (Chassis) | Sintoma | Causa | Solução | Por: |
---|---|---|---|---|---|
SEG | 11AK19Pro3 11AK19 | Pic twitching/cogging & int width | LOPTx | ||
SEG | 11AK19Pro3 11AK19 | Dead | D825 & D824 BA159 burnt & check for dry joints | ||
SEG | 11AK19 11AK19 | Reverts to st/by after 2 secs of G LED & flickering | LOPTx 40337-19 | ||
Schneider | STV5501 11AK19 11AK19 | Bright screen with fb lines | Check D609 BA159 & its series connected resistor | ||
Schneider | STV5187CH 11AK19-48 11AK19 | Dead with LED lit Green | No line drive - TDA8840-1Y (can use 2Y suffix but will need to adj brill) | ||
Protech | 7206NT 11AK19-8A 11AK19 | E-W faulty - narrow, bowed pic | Dry jointed & o/c C630 430nF, when replaced took the FOP chip out. R629 2R7 safety res o/c, replaced TDA8351 FOP chip & L604 shorted turns (read 0R9 - should be approx 2R7) rewound with 393 turns - see also Bush 2871NTX | ||
Nikkai | 11AK19 11AK19 | Weak negative pic aft replacing R704 100R | Wrong version of IC401 TDA8843 fitted - suffix must match orig - 1Y or 2Y (If LT401 fitted, 1Y0 If no LT401 fitted = 2Y | ||
Nikkai | 11AK19 11AK19 | Dead - FET o/c | R811 820k 1w o/c; connected to pin 11 TDA16846 - if this volts <1v, IC in prot mode | ||
Mitsubishi | Black Diamond 11AK19Pro 11AK19 | 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 11AK19 | 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 11AK19 | 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 11AK19 | 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 11AK19 | 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 11AK19 | 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 | ||
Mitsubishi | BDS28WS 11AK19 11AK19 | Int blows LOPTr at sw on - also EW FET & R629 could be damaged | Dry joint C630 |