GRUNDIG TV Repair: Common Faults and Solutions.


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Search: GRUNDIG
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GRUNDIG Repair Guide: Common Issues and Fixes

Brand Model Fault Detailed Problem Solution By
GRUNDIGCUC70
No eht no line driveNo 12v as d689 oc
GRUNDIGCUC70
Line tearingC501 1000uf 25v
GRUNDIGCUC70
Line ringingC622 600µ 63v
GRUNDIGCUC70
Int goes to st/byC642 100µ 10v
GRUNDIGCUC70
Int e-w correctionDry joints deflection panel where it plugs into main pcb
GRUNDIGCUC70
Int deadDry joints chopper trfmr
GRUNDIGCUC70
Foldover if ajusting for correct height.C2757 ( 1 , 000uf )
GRUNDIGCUC70
Field collapse - pic cut offD2758 to pin 5 of field chip leaky
GRUNDIGCUC70
Field c2791 2757 if ic faulty c2758Signals c2217 c2221
GRUNDIGCUC70
Dead - blows chopper tr bu208aD661 s/c; r661 0r15 o/c
GRUNDIGCUC70
Blank raster with flyback linesC514 150pf in line module affecting sandcastle pulse
GRUNDIGCUC6851
Line tearing with background crackle on soundLoptx was breaking down
GRUNDIGCUC6851
Display absentCheck fuse si6010 on mains sw panel for o/c
GRUNDIGCUC6460
No sound - pic okSm transistor ct40061 (bc857b) faulty on main audio board
GRUNDIGCUC6365
Width excessive & poor e-w adjD434 zpy33 leaky
GRUNDIGCUC6360
No soundMsp3410 chip
GRUNDIGCUC6360
E/w dist & lack of widthR508 5r6 fusible middle rear of main pcb
GRUNDIGCUC6330
TrippingD569 by228 leaky (next to loptr)
GRUNDIGCUC6330
Sync? reduced line pulseR176 hi res in flywheel timebase
GRUNDIGCUC6330
No pic - crt internal arcing - focus volts too highLoptx faulty (konig fat30329)