Panasonic Repair Tips
Search: panasonic
Results: 2911
Results: 2911
| Make | Model | Symptom | Problem | Solution | By |
|---|---|---|---|---|---|
| PANASONIC |
TX21S3T
|
Dead & buzzing | D861 faulty - checks ok out of cct | ||
| PANASONIC |
TX21S3T
|
Dead - no ht to ic601 | Check d861 for o/c | ||
| PANASONIC |
TX21S1T/BH
|
To tune press "f" button on front of set | Until "tuning" shows - then press "^" key. you can enter chan no. by prefixing with "c". then select pos with chan up/down keys & press "s" to store. exit by pressing "f" key | ||
| PANASONIC |
TX21S1T
|
Brightness increases over time causing trip | Loptx had faulty a1 sect | ||
| PANASONIC |
TX21MD3
|
Tripping slowly | Line driver transformer (t501, pt no.5270103200) s/c | ||
| PANASONIC |
TX21MD3
|
Blank screen with small white dashes. osd, txt & sound ok | Ic601 (vdp3108appa1) | ||
| PANASONIC |
TX21MD1, TX21AD2, TX25MD1,
TX28LD1, TX25AD1, TX25AD1DP,
TX29AD1, TX29AD1DP
|
Black & white vert lines - replace vdp3108 | Orig ic601 nla - use kit tzs9ek002-2, which includes eeprom with nec software changes to use vdp3108appa1 | ||
| PANASONIC |
TX21MD1 EURO2
|
Int sw to st/by on bright scenes | Change earom ic1203 x24c0803af and the matching updated eprom ic1202 27c010-800sa. if you do not change the eprom there is an afc problem with the picture constantly wavering about and the set will not lock onto channels in the tuning mode. | ||
| PANASONIC |
TX21MD1
|
Tuning int when disturbance tested | 2 x 82r sm res in the tuner, in line with pins 3 & 5 of ic type mt02b. you will find that any or all of the 4 connections to these resistors are dry jointed. | ||
| PANASONIC |
TX21MD1
|
Snowy effect on bright parts of pic only | Big chip ic601 vdp3108a | ||
| PANASONIC |
TX21MD1
|
Slow start up & int sound | Msp ic on tuner/nicam pcb | ||
| PANASONIC |
TX21MD1
|
Reverts to st/by when cold & int sound | Msp ic on tuner/nicam pcb | ||
| PANASONIC |
TX21MD1
|
No sound or pic - tapping tuner may briefly cure | Sm resistors x 2 820r in tuner dry joints or fell off! | ||
| PANASONIC |
TX21MD1
|
Int reverts to st/by | Earom 8 legged device but replacement will only work properly with latest version of software ic | ||
| PANASONIC |
TX21MD1
|
Field bounce | Replace erom ic1203 part number x24c0803af, if fault still present then replace eprom part number 27c010-800sa | ||
| PANASONIC |
TX21MD1
|
Col line at top of pic | Check tda8175) + d456 16v zener (ma2160b) + c456 (220uf 50v) and/or the "mod kit". | ||
| PANASONIC |
TX21MD
|
Rgb lines at top of screen | 16v zener s/c | ||
| PANASONIC |
TX21MD
|
Pixelation | Vdp ic - available as a kit from seme | ||
| PANASONIC |
TX21GV1 Z421V
|
No r/c aft 2 hrs | Replace ir sensor krt30 from type 36 to 3f | ||
| PANASONIC |
TX2151T
|
Field - partial collapse | 33v tuning reg ic012 s/c |