Panasonic Repair Tips
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Results: 2911
Results: 2911
| Make | Model | Symptom | Problem | Solution | By |
|---|---|---|---|---|---|
| PANASONIC |
ALPHA 1
|
Plain blank raster & no sound , no osd sync - ok via rear sockets. | Replace ic101 ( tda4505m ) in side can middle of chassis. | ||
| PANASONIC |
ALPHA 1
|
Pic goes in from rh side with black line across centre | Dry joints field o/p chip | ||
| PANASONIC |
ALPHA 1
|
Pic brightens & drops with dist field scan when heated | Scan coils faulty - reqs replacement of crt as they are bonded | ||
| PANASONIC |
ALPHA 1
|
Off - safety res r851 2r2 o/c when replaced loud buzz | When base of line driver tr lifted buzzing stops. no line drive replaced tda4505m-n3 jungle chip (must be correct suffix) | ||
| PANASONIC |
ALPHA 1
|
No sound/pic off air or via scart | Ic2601 m51320p av sw chip - to check, remove chip & jumper i/p & o/p pins | ||
| PANASONIC |
ALPHA 1
|
No sound or picture - squealing. | Line drive transformer. | ||
| PANASONIC |
ALPHA 1
|
No pic/sound - chan ind lit, psu whining | C808 hi esr, r567 pt no tsf19102 (fuse) - used 1.4a wickman | ||
| PANASONIC |
ALPHA 1
|
Not cabbage | Replace sub carrier trimmer and adj; check pal delay line by subst | ||
| PANASONIC |
ALPHA 1
|
Loptr q551 int blows | Check dry joints line dr trfmr & r567 1a fusible resistor | ||
| PANASONIC |
ALPHA 1
|
Lines with whistle | C808 10µ 63v | ||
| PANASONIC |
ALPHA 1
|
Lack of height - lin ok | Fit 3r3 resistor across r461 to increase height | ||
| PANASONIC |
ALPHA 1
|
Lack of color at top of pic while playing pre-reqs | Change c604 from 0µ047 to 0µ33 | ||
| PANASONIC |
ALPHA 1
|
Int flicks off tune with momentary bright blue raster | Chopper chip ic801 | ||
| PANASONIC |
ALPHA 1
|
High ht (128 instead of 119v) | C808 10µ 50v hi esr | ||
| PANASONIC |
ALPHA 1
|
Height reduced to 1 inch | Ic451 tda3653a, c554 10µ 250v hi esr | ||
| PANASONIC |
ALPHA 1
|
Grey scale poor with weak blue | D306 on b o/p from decoder - used 1n4148 | ||
| PANASONIC |
ALPHA 1
|
Flashes 1 col brightly then off with squeal | O/c coil on crt base | ||
| PANASONIC |
ALPHA 1
|
Field - txt lines at top of pic | C455 100µ 35v hi esr | ||
| PANASONIC |
ALPHA 1
|
Dead. | 2sd965r standby switching transistor q802 s/c. | ||
| PANASONIC |
ALPHA 1
|
Dead with psu squealing | Line dr tr s/c - driver tfmr faulty due to arcing between heatsink lugs & print by driver tfmr |