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 | No picture because the brightness control voltage | The decoupling capacitor c309 ( louf , 50v ) was leaky. | ||
| PANASONIC | ALPHA 2 | No picture | No brightness control volts pin 20 tda3505 ic602; c309 10µ 50v leaky | ||
| PANASONIC | ALPHA 2 | No nicam sound or display for nicam/mono sound | 6.55mhz osc not oscillating. c2549 0µ01 connected to pin 9 ic2502 faulty | ||
| PANASONIC | ALPHA 2 | No luminance | Tda4565 cti chip on subpanel | ||
| PANASONIC | ALPHA 2 | No focus - looks like crt. | O/c. blue choke. on crt base | ||
| PANASONIC | ALPHA 2 | No analogue bars or txt except in mix | C3526 10nf ceramic cap leaky in txt contrast cct | ||
| PANASONIC | ALPHA 2 | Loss of sync, screen blank then shuts down with squeal after heated | Check ic501 tda2579a with freezer - if it cures the fault then chip is sus | ||
| PANASONIC | ALPHA 2 | Loss of line hold int | D/j around lopt ( t551 ) | ||
| PANASONIC | ALPHA 2 | Lop transistor leaky , fusible feed res oc. | Resolder line drive transformer pins | ||
| PANASONIC | ALPHA 2 | Line op transistor sc | Resolder line driver tx | ||
| PANASONIC | ALPHA 2 | Line op tr sc r567 oc d854 sc | Ic801 str54041m | ||
| PANASONIC | ALPHA 2 | Line down rh side of screen | C858 1000µ 25v bad connection to pcb | ||
| PANASONIC | ALPHA 2 | Left hand sound chan. dist. | C2442 ceramic ( c2441 for rh side ) | ||
| PANASONIC | ALPHA 2 | Int whistles | Dry joints on lopt overwinding | ||
| PANASONIC | ALPHA 2 | Int pic | Check for dry joints connectorr b4 (at front of chassis under crt rim) | ||
| PANASONIC | ALPHA 2 | Int or weak colour | Dl601 chroma delay line | ||
| PANASONIC | ALPHA 2 | Int non start | R854 ( 0.47 ) change to 0.33 pt. no. erq1cktr33s | ||
| PANASONIC | ALPHA 2 | Int mains fuse f801 blowing | Mains smoother cap c807 100µ 400v | ||
| PANASONIC | ALPHA 2 | Int loss line hold | Lopt dry jointed | ||
| PANASONIC | ALPHA 2 | Int flashing with speckles & going off | Check crt fixing bolts to aquadag |