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 1 | Tda4505m-n3 replacement by tda4505e | Change r113 from 22k to 470k; r112 1m5 to 470k & re-align afc as nec | ||
PANASONIC | ALPHA 1 | Squealing. | Line drive transformer. | ||
PANASONIC | ALPHA 1 | Screams | Ht=20v lop tr 2sd1439 leaky cp567 1a cct prot o/c | ||
PANASONIC | ALPHA 1 | Replacing tda4505m-n3 with tda4505e | Change r113 from 22k to 470k; r112 from 1m5 to 470k; align afc for optimum pic | ||
PANASONIC | ALPHA 1 | Replacement of tda4505m-n3 | You can use cheaper tda4505e if r113 changed from 22k to 270k, r112 from 1m2 to 470k & re-align afc coil | ||
PANASONIC | ALPHA 1 | Remote commands int ignored | Dry joint x3505 xtal on txt pcb | ||
PANASONIC | ALPHA 1 | Reduced top frame after a few minutes. | Scan coils! | ||
PANASONIC | ALPHA 1 | Raster - blanking out. | Ic801. | ||
PANASONIC | ALPHA 1 | Q551 keeps blowing | Check dry-joints on line output transformer | ||
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 10ยต 63v | ||
PANASONIC | ALPHA 1 | Lack of height - lin ok | Fit 3r3 resistor across r461 to increase height |