Daewoo KOC-960P0A Service Manual page 51

8) When there is no convection motor.
When touching pad, oven lamp turns on.
Fan motor and turntable and cook indicator in display comes on.
* Cause : RELAY "3" does not operate.
RY3
RELAY "3"
CHECK METHOD
STAGE
RELAY "3" ON
RELAY "3" OFF
9) When the digital clock does not operate properly.
C
MICOM
34
POINT
A
B
+5V
C
0V
If clock does not keep exact time, you must check. Diode D6, transistor Q2.
R42
D10
+ 15V + 15V
POINT
R1
Q2
R16
R13
+5V
T
Q9
B
A
£«5VDC
GND
B
R28
C11
WAVEFORM
57
A
MICOM
R29
28
B
GND
£«15VDC
D6
C14
A
T: 20ms (60 Hz)
CN4
1
2
3
4
5