Grundig Repair Tips




Search: Grundig
Results 554
MakeModel Ch.SymptomProblem SolutionSolutionBy:
GrundigCUC41/70
Standby - int going into standby.C642 ( 100u f , 10v ) intermittent o/c by TDA4600.
GrundigCUC41/70
Sound - no sound & snow on picture.DJ IC681.
GrundigCUC41/70
If channel changed sometimes snow would appearCheck on/off switch momentary contacts
GrundigCUC41/70
Frame collapse.D353 s/c.
GrundigCUC41
Tuning drift with 33v down to 28vC2234 0µ1 sm cap in tuner/if leaky - across pins of TDA5430
GrundigCUC41
Tuning driftC2230 0µ1 surf mount in tuner leaky (across TDA5430)
GrundigCUC41
Tripping.R651 in series with set HT control o/c.
GrundigCUC41
SOUND NO PICTURE NO LINE DRIVETDA2595 US
GrundigCUC41
Raster - white.R723 high or o/c.
GrundigCUC41
Poor contrastT2251 in tuner/if has glue on it's legs , try cleaning it off.
GrundigCUC41
Dead - blowing fuse intermittently.D657 ( MZD160 )
GrundigCUC40
Frame collapse.D2758.
GrundigCUC3850
St/by onlyCheck setting of pre-set (standing bias for opto coupler) on vertical st/by panel
GrundigCUC3850
St/by only2SD1432 LOPTr T572 s/c due to s/c in TDA8140 line dr chip (Don't use BU508A instead of 2SD1432)
GrundigCUC3850
Pic pulses at randomPoor contact plug to Aquadag on crt
GrundigCUC3850
Dead - no line drive - 150v HT okNo 12v at TDA8140 drive chip. R661 0R2 burnt out caused by D661 BYW72 leaky
GrundigCUC3850
Dead - HT present , no line & display corruptIC656 LM317 12v reg not turned on because IC850 micro SDA2080-A003 faulty. When replaced, tripler arcing - proved to be the cause
GrundigCUC3840
INT DEAD SET COMES BACK ON BY ITSELFD661 BYW72 12v RECTIFIER INT OC
GrundigCUC3840
Int deadD661 BYW72 in 12v supply going o/c
GrundigCUC3800
PICTURE DARK ON LEFT HAND SIDE BRIGHT ON RH SIDEC2582 1uF ON PIN 15 TDA3505 DRIED UP AND OC