Daewoo KOG-6CDB5S, Руководство по обслуживанию

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Malfunction of
the membrane
Replace the
membrane
(TROUBLE 4) The following visual conditions indicate a probable defective touch control circuit assembly.
1. Incomplete segments
(1) Segments missing
(2) Partial segments missing
(3) Digit flickering other than normal display slight flickering
(4) :0 does not display when power is on.
2. Distinct changes in the display are not on when they should be.
3. One or more digits in the display are not on when they should be.
4. Display indicates a number different from one touched.
5. Specific numbers (for example 2 or 3) will not display when the panel
is touched.
6. Display does not count down or up with time cooking or clock opera-
tion.
7. Oven is programable and cooks normally but no display shows.
8. Display obviously jumps in time while counting down.
9. Display counts down noticeably too fast while cooking.
10. Display does not show the time of day when the STOP/CLEAR pad is touched.
11. Oven lamp and turntable motor do not stop although cooking is finished. Check if the RELAY 2 contacts close.
If they are close, replace touch control circuit.
Condition Check Result Cause Remedy
Display does
not show
programming
at all, even it
pad is
pressed. Check each pad
for continuity of the
membrane
for the following
pad check
procedure Normal
Abnormal
Malfunction
of the P.C.B
main-assembly
Replace the P.C.B
main-assembly
NOTE : Before following the particular steps listed above in the troubleshooting guide for the button of control
panel failure, please check for the continuity of each wire-harness between the P.C.B main-assembly and
membrane.
M/W DEF. Grill Combi g