Panasonic Repair Tips
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Results: 2911
Results: 2911
| Make | Model | Symptom | Problem | Solution | By |
|---|---|---|---|---|---|
| PANASONIC |
ALPHA 2W
|
E-w dist | L752 s/c or c754 180pf leaky in base to q751 | ||
| PANASONIC |
ALPHA 2W
|
Dead check for 0.4v pin 2 ic801 if missing | Check r803 and r827 ( 220k ) if ok replace r815 ( 5r6 ) q801 & q802 & str54041 | ||
| PANASONIC |
ALPHA 2W
|
Dead - loptr 2sd1441 s/c, r567 1a link o/c | New parts went way of originals - ht high due to str54041; also damaged citac chip sab3035 causing blank raster/no sound via aerial or av | ||
| PANASONIC |
ALPHA 2W
|
Dead - ic1204 (st/by 5v reg) overheats with only 1v on o/p | Zener d171 ma4082 is leaky, microprocessor ic1203 mab8461pw134 is faulty. | ||
| PANASONIC |
ALPHA 2W
|
Dead | No volts pin 2 ic801 chopper; check r803 & r827 220k | ||
| PANASONIC |
ALPHA 2W
|
Blowing line transistors. | Spray on line driver transformer. | ||
| PANASONIC |
ALPHA 2W
|
At switch on runs for 2 sec and goes dead | Ht too high at 180v, ok if running on a dummy load- str54041 is faulty. | ||
| PANASONIC |
ALPHA 2M TX21MD3
|
Dead, relay clicking for three or four minutes, then works o/k | C807 & c806 ( 100uf 50 volt ) in power supply primary | ||
| PANASONIC |
ALPHA 2A
|
Smeary video | Check c684 on v module 22mfd bi-polar - use 2 in series. | ||
| PANASONIC |
ALPHA 2A
|
Noise on nicam | C2572 - c2573 220pf | ||
| PANASONIC |
ALPHA 2 TX28W2
|
Tries to start 3 times then dead | Loptx - focus volts too high - replace | ||
| 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 |