GRUNDIG TV Repair: Common Faults and Solutions.

Search: GRUNDIG
Results: 948

GRUNDIG Repair Guide: Common Issues and Fixes

Brand	Model	Fault	Detailed Problem
GRUNDIG	G1000	To enter service mode	Press "p+" & "p-" together at sw on. to choose a funct select menu on r/c. adj with "p+" & "p-" buttons. choosing another funct stores setting
GRUNDIG	G1000	St/by only	D304 by133 s/c ; r314 6k8 4w o/c
GRUNDIG	G1000	Reduced width with foldover	Check line freq is not twice normal - if so micro ic500 75990-200-63 faulty - mod available
GRUNDIG	G1000	Pink raster with striations sound/rc ok	Changed 6 trs on crt base + 3 15k resistors cured it
GRUNDIG	G1000	Peak white pic with fb lines	R999 100r on crt base
GRUNDIG	G1000	No sound	R550 4r7 (9v feed to audio chip) tda2822m ic550 o/c
GRUNDIG	G1000	No lum in txt	Sm tr653 bc847 leaky b-e
GRUNDIG	G1000	Int psu failure, grey scale variations etc	Check c104 47mfd 400v - if black siemens type replace it
GRUNDIG	G1000	Instability using scart i/p	Micro chip faulty
GRUNDIG	G1000	Field collapse	R337 100r
GRUNDIG	G1000	Dead & ticking	D301 ba157 26v supply s/c
GRUNDIG	G1000	Dead - tripping	D304 by133 in lop s/c
GRUNDIG	G1000	Dead - slowly ticking	C104 mains smoother o/c
GRUNDIG	G1000	Dead - no 9v supply	R116 fusible o/c ic102 5v reg overheats - c543 sm cap under µ s/c
GRUNDIG	G1000	Dead - lop tr s/c & high ht (200v)	D105 bas16 sm leaky
GRUNDIG	G1000	Dead - ic500 st6365 micro not being reset	No reset pulse pin 33 due to either tr540 bc847 or tr451 bcx19 sm trs going s/c - replace both
GRUNDIG	G1000	Bright raster sound ok	R316 10r in ht o/c also replaced rect & smoother to be safe
GRUNDIG	G100	Bright white raster - sound ok	R315 100r 1/4w fusible o/c
GRUNDIG	CUC95	No pic, heaters or eht - no line pulses from tda1950	Eht cap had been arcing and caused demise of tb chip tda1950 & tda1770 field chip
GRUNDIG	CUC95	Field collapse	All 3 field pre-set pots had been twiddled & broken - replacement cure