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Electronic appliance repair tips database - TV (LCD,TFT,Plasma,Digital), Monitor, VCR, DVD recorder and player, Digital camera, Audio equipment, Microwave ovens, Phone systems, Computer repair
Make
Model
Problem
Solution
Date
Found: 9
Panasonic
Euro 2M
TX25MD3
St/by only/ whistle on sound when fixed
Q1212 BC847B blasted - when replaced set ok apart from whistle on sound caused by audio proc chip
14-09-04
Panasonic
EURO2M
TX25MD3
no pic, sound OK
no supply to line driver Q503, replace R507 3.3R safety (ERQ14AJW3R3)
14-09-04
Panasonic
Euro2M
TX25MD3
Pic gradually fades away, returns when set sw off & on again - sound unaffected
IC601 Vid proc chip VDP3108-APP1
14-09-04
Panasonic
EURO2M
TX25MD3
when watching VCR, ghost image of another pic moving across screen, also colour bands.
customer using fully wired SCARD lead, thus TV's tuner output is fed back to VCR what modulates video playback picture. Remove unused leads in SCART cable or use non-fully wired SCART cable.
14-09-04
Panasonic
TX25MD3
Field scan flshes & no sound when cold
IC601 VDP3108APPA1 vid proc chip - kit pt no TZS9EK002-2 which includes EEPROM - only fit EEPROM if orig chip type = VDP3108-29
14-09-04
Panasonic
TX25MD3
GHOST IMAGE ON SCREEN
DISCONNECT SCART LEADS
14-09-04
Panasonic
TX25MD3
No start up until warm
2 x 100µ caps in PSU pri
14-09-04
PANASONIC
TX25MD3
SOUND BUT NO PICTURE
CHECK R507 3.3 OHM
14-09-04
Panasonic
TX25MD3
Euro2M
No sound or vis. Stby LED on & "flicking" approx every sec. Relay not triggering. Set works ok if relay is bypassed & set taken out of stby
Replace leaky diode D814 (1SS133T-77) mounted across the relay coil.
14-09-04
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