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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: 11
Decca
D28N
EE5
Excess width & won't come on from st/by
R814 75k, TR801, & ZD813
14-09-04
Decca
D28N
EE5
Int dead
R814 75k
14-09-04
Decca
E series D28N
EE5
Audio gives 3 pops when turned off from st/by Attempting to start from residual charge
Remove R803 & 804 47k from pcb & connect together in R804 posn. Fit wire on copper side of pcb (?) - Official mod from Decca but not explained very well.
14-09-04
Decca
E series D28N
EE5
Brightness fluctuates rapidly with poss fb lines
C527 100n next to IC501 faulty
14-09-04
Decca
E series D28N
EE5
Dead when cold - ok when heated
5v rail low - IC804 5v reg
14-09-04
Decca
E series D28N
EE5
E/W poor & Width excessive after FOP repair
ZD409 33v zener leaky - not shown on cct diag - pin 11 IC401 to earth
14-09-04
Decca
E series D28N
EE5
Excess width/lack of height - int cuts out when heated
HT high at 177v (150v), R814 75k in HT pot divider
14-09-04
Decca
E series D28N
EE5
Field collapse
R422 1R2 fusible o/c off pin 6 LOPTx
14-09-04
Decca
E series D28N
EE5
Field foldover with lines at top
R437 1R2 o/c
14-09-04
Decca
E series D28N
EE5
14-09-04
Tatung
D28N
EE5
blank screen
no sandcastle pulse on frame IC, R418 4k7 o/c
14-09-04
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