Panasonic Repair Tips
Search: panasonic
Results: 2911
Results: 2911
| Make | Model | Symptom | Problem | Solution | By |
|---|---|---|---|---|---|
| PANASONIC |
ALPHA 3 TX25W2
|
Txt fault - header unstable & unsync in mix mode | C3511 220pf on board h (connected to pin 24 timing of saa5231 ic3501) | ||
| PANASONIC |
ALPHA 3 ALPHA 3
|
No sound - dark blank raster. | C1251 ( 10nf ) leaky , main microcontroller & memory chips. | ||
| PANASONIC |
ALPHA 3
|
Txt poor with missing lines & corrupt | C3507 100pf leaky to pin 9 ic3501 | ||
| PANASONIC |
ALPHA 3
|
Txt - no pages but header present or jumping txt | C3511 220pf ceramic cap on txt panel leaky | ||
| PANASONIC |
ALPHA 3
|
The panasonic alpha 3 chassis | See tv mag mar-jun 1994 | ||
| PANASONIC |
ALPHA 3
|
Stuck in standby. | Loptx | ||
| PANASONIC |
ALPHA 3
|
St/by only | Q825 opto driver hard on. removing r843 which links base of tr to micro power on/off pin produced a blank raster. micro reset line stuck at 2v instead of 5v - c1251 10nf was leaky | ||
| PANASONIC |
ALPHA 3
|
Red & green 'gliches' across screen int | Ok in txt mode - c649 120pf faulty - pin 3 ic302 transient improvement chip | ||
| PANASONIC |
ALPHA 3
|
R822 4r7 10w surge limiter blown , when replaced r | Replace c501 0.1uf | ||
| PANASONIC |
ALPHA 3
|
Poor focus - adj focus varies brill | Internal leak in crt between a1 and focus electrodes | ||
| PANASONIC |
ALPHA 3
|
No tuning memory | Chip select signal from pin 53 of micro to memory chip missing - l1209 o/c | ||
| PANASONIC |
ALPHA 3
|
No g in txt | D3309 o/c - d3308 or d3310 could cause same problem with other cols | ||
| PANASONIC |
ALPHA 3
|
No colour pin 16 tda 3505 low ( not 3v ) | C644 0.01uf sc | ||
| PANASONIC |
ALPHA 3
|
No colour | Ref osc not working; 0µ01 ceramic cap connected to pin 14 ic601 decoder chip leaky | ||
| PANASONIC |
ALPHA 3
|
No colour | Ic303 tda3505 vid control chip pin 16 was low instead of 3v - c644 0µ01 ceramic decoupler leaky | ||
| PANASONIC |
ALPHA 3
|
No col when using av connector | Check front av2 power supply sw is not set to "s" posn | ||
| PANASONIC |
ALPHA 3
|
Loss of video & audio sigs | Loose panel h due to customer pushing in scart leads | ||
| PANASONIC |
ALPHA 3
|
Int loss of tuning | Dry joints on prescaler ic in tuner | ||
| PANASONIC |
ALPHA 3
|
Int loss of sound & pic | Dry joints prescaler chip inside tuner | ||
| PANASONIC |
ALPHA 3
|
Int diagonal black/white stripes | D329 zener pt no ma4068 |