Daewoo KOC-870T0S Service Manual page 38

CHECK METHOD
STAGE
RY5 "ON"
RY5 "OFF"
5) When there is not upper heater.
When touching "TEMP COOK & COMBI" button, oven lamp turns on.
Fan motor and turntable motor rotate and cook indicator in display comes on.
* Cause : Relay 2 (RY2) dose not operate.
G5J-1-TP-M-DT
UPPER HEATER
CHECK METHOD
STAGE
RY2 "ON"
RY2 "OFF"
6) When there is not lower heater.
When touching "TEMP COOK & PIE" button, oven lamp turns on.
Fan motor and turntable motor rotate and cook indicator in display comes on.
* Cause : Relay 6 (RY6) dose not operate.
RY6
G5B-1
LOWER HEATER
CHECK METHOD
STAGE
RY6 "ON"
RY6 "OFF"
POINT
RY2
POINT
POINT
A
-5VDC
GND
B
Q6 KRA106M
D2
1N4148
-12V
A
-5VDC
GND
B
Q11 KRA106M
D6
1N4148
-12V
A
-5VDC
GND
37
B
GND
-12VDC
A
39
B
GND
-12VDC
A
43
B
GND
-12VDC