Daewoo KOR-63BG0S, Руководство по обслуживанию

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TROUBLE SHOOTING GUIDE
( TROUBLE 4 ) The following visual conditions indicate a probable defective touch control circuit or m em brane switch
assem bly
1. Incom plete segm ents,
1) Segm ents m issing.
2) Partical segm ents m issing.
3) Digit flickering other than norm al display slight
flickering.
4) “ : 0 ” does not display when power is on.
2. A distinct change in the display are not on when they
num bers is the display.
3. O ne or m ore digits in the display are not on when they should be.
4. Display indicates a num ber different from one touched.
5. Specific num bers (for exam ple 2 or 3) will not display when the panel is touched.
6. Display does not count down or up with tim e cooking or clock operation.
7. O ven is program m able and cooks norm ally but no display shows.
8. Display obviously jum ps in tim e while counting down.
9. Display counts down noticeably too fast while cooking.
10. Display does not show the tim e of day when clear pad is touched.
11. O ven lam p and turntable m otor do not stop although cooking is finished. Check if the RELAY 2 contacts close if they are
close, replace touch control circuit.
NOTE
B efore following the particular steps listed above in the trouble shooting guide for the m em brane keyboard’s, failure,
please check for the continuity of each wire-harness betw een the m em brane keyboard and P.C.B . assem bly.