MITSUBISHI TV Repair: Common Faults and Solutions.
Search: MITSUBISHI
Results: 1346
Results: 1346
MITSUBISHI Repair Guide: Common Issues and Fixes
| Brand | Model | Fault | Detailed Problem | Solution | By |
|---|---|---|---|---|---|
| MITSUBISHI | EURO 12 CT25A4STX | Field lin | C454 4µ7 | ||
| MITSUBISHI | EURO 12 CT25A3STX | No txt, nicam & wide pic | Ic702 eeprom corrupted - check caps in pri c906/909 & sec of psu when resetting eeprom | ||
| MITSUBISHI | EURO 12 CT21A2STX | Slow start up for a period of days - then died | C906 47mfd 50v & c920 100mfd 15v, ic901 tea2261, chopper tr q901 2sd1887, fop chip ic451 tda8178s (tda8178s nla - fit tda8171 & replace c457 with 0.22mfd & 1r5 in series. kit available pt no h27p014020 | ||
| MITSUBISHI | EURO 12 | Won't tune | Hset won't work on menu/ch.preset/av etc - dry joints tr da2 in hset | ||
| MITSUBISHI | EURO 12 | Weak/dist video - ok on scart | Dry joints in if can - comes & goes when tapped | ||
| MITSUBISHI | EURO 12 | Trips - in overvolt mode | D907 rd3.0fb1 zener leaky | ||
| MITSUBISHI | EURO 12 | Tripping | R916 22k o/c | ||
| MITSUBISHI | EURO 12 | St/by only | No 12v supply due to no volts at pow pin of micro ic701 - cf701 4mhz xtal dry jointed | ||
| MITSUBISHI | EURO 12 | Sound int goes off | Q1a1 on det pcb pt no 260p543050 | ||
| MITSUBISHI | EURO 12 | Rows of vertical dots & pic int blanks out | Q7705 jc501q on txt pcb | ||
| MITSUBISHI | EURO 12 | Rolling/unstable pic | 12v supply high at 15v - d958 1n4148 (pins 4 & 5 of reg ic951) | ||
| MITSUBISHI | EURO 12 | Purity poor | Degaussing cct includes handset operated relay - not working as c960 1000µ 35v & c975 47µ 50v leaky & q903 sw tr jc501 damaged by leakage | ||
| MITSUBISHI | EURO 12 | Psu blew again aft rebuild | Zd908 3v zener s/c (in parallel with 2 x 0r25 res) | ||
| MITSUBISHI | EURO 12 | Pic too large - no txt or nicam - happens aft blow up repair | Mod kit ic702 reqd (ic702 & 2 x 6k8, 1 cap) | ||
| MITSUBISHI | EURO 12 | Pic int lost | Q702 jc501qr faulty in micro's cct - bc182l works ok in lieu | ||
| MITSUBISHI | EURO 12 | North/south distortion | Q4009 2sa950 on n/s correction panel | ||
| MITSUBISHI | EURO 12 | No video | Dry joints xtal inside tuner | ||
| MITSUBISHI | EURO 12 | No txt & pic shifted to one side | Ic702 eeprom (new one needs reprog) or get kit ic702-kit - pt no of chip = 263p434020 | ||
| MITSUBISHI | EURO 12 | No sound/pic red led then green one come on & both then go out | D909 4v3 zener | ||
| MITSUBISHI | EURO 12 | No signals or tuning | Check ic955 30v reg or feed res r951 - could also be c102 0µ01 25v |