GRUNDIG TV Repair: Common Faults and Solutions.
Search: GRUNDIG
Results: 948
Results: 948
GRUNDIG Repair Guide: Common Issues and Fixes
Brand | Model | Fault | Detailed Problem | Solution | By |
---|---|---|---|---|---|
GRUNDIG | CUC4635 | No nicam sound - mono sound ok | Check wfrm at pins 3,4 & 33 of cf70123 ic2550. if ok at pins 3 & 4 but pin 33 is low dis pin 15 amu2484 chip. if signal appears at pin 33 then amu chip is u/s. if not both chips could be faulty - replacement board cheaper. | ||
GRUNDIG | CUC4620 | No sound or raster - loptx screams | Tda8410 line dr chip u/s | ||
GRUNDIG | CUC4620 | Field collapse - partial | D7001 s/c, r525 0r33 o/c | ||
GRUNDIG | CUC4620 | Field coll | R525 0.33r d7001 sc | ||
GRUNDIG | CUC4620 | Dead - tripler was arcing | Replaced k536 tripler; t541; ic500 tda8140; ic 2340 tda2579; c541 220mf/40v; d546 by228 | ||
GRUNDIG | CUC4511 | Thin hum bar causing cogging | Tda8140 faulty or c527 | ||
GRUNDIG | CUC44XX | Station ident on all the time. | Its a dealer option - sw off by pressing tv then reveal. | ||
GRUNDIG | CUC44R R | Frame cramp top & bottom with flyback lines at top | D421 ( 1n4935 ) leaky. | ||
GRUNDIG | CUC44R R | Dead. | Dry joint on r516 by lopt. | ||
GRUNDIG | CUC44R R | Dead. | C633 ( 100uf 40v ) s/c. | ||
GRUNDIG | CUC4411 | Col int | Replace sub carrier osc trimmer with a 15pfcap | ||
GRUNDIG | CUC4410 | No pic - sound ok - no line drive | Comes from ic526 tda8140 which was dry jointed & faulty | ||
GRUNDIG | CUC4410 | Excess width | D7102 zpd30 in e/w module s/c | ||
GRUNDIG | CUC4410 | Dead - bu508a loptr s/c | Tda8140 chip giving dist line pulses - chip was cause of problem | ||
GRUNDIG | CUC4401 | Dead o/p volts from psu low | C633 100ยต 25v o/c | ||
GRUNDIG | CUC4400 | Severe picture distortion in if stage | Tda5931 us | ||
GRUNDIG | CUC4400 | Poor pic with ringing | Tda5931 ic2210 on if panel | ||
GRUNDIG | CUC4400 | No sound or picture, eht normal, screen is black. | Change t2213 and t2221 on if board. no leaks or any other defects were detected. | ||
GRUNDIG | CUC4400 | No sound or picture, eht normal, screen is black. | Change t2213 and t2221 on if board. no leaks or any other defects were detected. | ||
GRUNDIG | CUC4400 | Int refuses to go to st/by | Check mains sw wiper contacts |