Panasonic TV Repair: Common Faults and Solutions.
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Results: 2880
Panasonic Repair Guide: Common Issues and Fixes
| Brand | Model | Fault | Detailed Problem | Solution | By |
|---|---|---|---|---|---|
| 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 | ||
| PANASONIC | ALPHA 3 | Green and red "glitches" across screen , text disp | C649 ( 120pf ) pin 3 ic302 pic transient | ||
| PANASONIC | ALPHA 3 | Goes off aft 3 hours - flashes & shuts down | Check heatsink clip on ic891 | ||
| PANASONIC | ALPHA 3 | Goes dark with no sound when heated | C1251 10nf was leaky in micro reset cct | ||
| PANASONIC | ALPHA 3 | Field collapse | C400 10n 50v connected to pin 2 tda2579a tbase chip | ||
| PANASONIC | ALPHA 3 | Fault notes: panasonic alpha 3 chassis | See tv mag july 1994 | ||
| PANASONIC | ALPHA 3 | E-w bowing with no control effect | Check tda8145 ic701 & r708 & l701 also 0µ01 50v decoupling cap to pin 1 ic701 | ||
| PANASONIC | ALPHA 3 | Dead. | R555 ht feed o/c. | ||
| PANASONIC | ALPHA 3 | Dead with led flickering at sw on | Q823 conducting as opto was turned on; q825 was sw on because c822 0µ01 ceramic cap leaky | ||
| PANASONIC | ALPHA 3 | Dead apart from buzzing noise | R555 fusible resistor oc if eht too high after replacing suspect lopt | ||
| PANASONIC | ALPHA 3 | Dead - r555 fusible res o/c in lop stage feed | Loptx | ||
| PANASONIC | ALPHA 3 | Dead - loptr leaky | Also check r567 1a fuse feeding lop stage for o/c |