Panasonic TV Repair: Common Faults and Solutions.
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Results: 2880
Results: 2880
Panasonic Repair Guide: Common Issues and Fixes
Brand | Model | Fault | Detailed Problem | Solution | By |
---|---|---|---|---|---|
PANASONIC | ALPHA 2 TX28W2 | Dead - blows r555 ht supply fusible | Q366 2sc3311 s/c, q352 2sc4714 s/c on the crt and d551 s/c (used byd33j) in +200v supply | ||
PANASONIC | ALPHA 2 TX24T1 | Squeal from psu only with led lit | Check for 25v at d852 if missing then check for bad joints at chopper transformer | ||
PANASONIC | ALPHA 2 | Whistling int | Dry joints loptx overwind | ||
PANASONIC | ALPHA 2 | Video int disappears | Ic2601 m51326p av sw chip - to check, remove chip & jumper i/p pin 5 & o/p pin12 | ||
PANASONIC | ALPHA 2 | Video disappears int sound ok | Link pins 5 & 12 of ic2601 if pic returns ic u/s | ||
PANASONIC | ALPHA 2 | Txt absent | C3517 10nf pin 15 ic3501 leaky | ||
PANASONIC | ALPHA 2 | Txt drifts across pic/flashing | C3511 220pf in 6mhz phase cct leaky | ||
PANASONIC | ALPHA 2 | Tuning int | R171 10k in tuning voltage line int | ||
PANASONIC | ALPHA 2 | Tuning goes off with ticking | Chopper chip str54041 | ||
PANASONIC | ALPHA 2 | Tuning erratic & chans disappear | C15 2ยต2 | ||
PANASONIC | ALPHA 2 | Teletext - white bars over teletext | Mod | ||
PANASONIC | ALPHA 2 | Stuck in sby in the reset line to micro. remove r8 | Check c1251 10nf | ||
PANASONIC | ALPHA 2 | Sound dist from 1 chan | C2442/1 100pf leaky | ||
PANASONIC | ALPHA 2 | Shuts down when warm | On3105 d811 optocoupler ( link pins 3 and 4 together to prove ) | ||
PANASONIC | ALPHA 2 | Severe field distortion | R469 470r | ||
PANASONIC | ALPHA 2 | Set dead no line drive | Check r851 ( 2r2 ) | ||
PANASONIC | ALPHA 2 | Set bursts into life then goes into stby leaving 3 | L303 ( 10uh ) o/c in 12v circuit | ||
PANASONIC | ALPHA 2 | Servicing the alpha 2 chassis | See tv mag july 1997 & dec 1998 | ||
PANASONIC | ALPHA 2 | Reference oscillator bars across screen. | C642 ( 10nf ) leaky. | ||
PANASONIC | ALPHA 2 | Red pic aft short while of operation | C353 220pf on crt base leaky |