Sharp R-872M Service Manual page 34

SCHEMATIC
SCHEMATIC
NOTE: CONDITION OF OVEN
1. DOOR CLOSED.
2. COOKING TIME ENTERED.
3. DUAL KEY TOUCHED TWICE.
4. MICROWAVE POWER LEVEL ENTERED.
5. START KEY TOUCHED.
NOISE
FILTER
Figure O-5(b) Oven Schematic-Dual cooking Condition (Microwave and Top Grill mode)
SCHEMATIC
NOTE: CONDITION OF OVEN
1. DOOR CLOSED.
2. COOKING TIME ENTERED.
3. DUAL KEY TOUCHED THREE TIMES.
4. MICROWAVE POWER LEVEL ENTERED.
5. START KEY TOUCHED.
NOISE
FILTER
Figure O-5(c) Oven Schematic-Dual cooking Condition (Microwave and Buttom Grill mode)
FUSE F8A
MG.
THERMAL
CUT-OUT
RY1 RY2
-
RY5 RY6
RY7
OVEN
THERMAL
THERMISTOR
CUT-OUT
FUSE F8A
MG.
THERMAL
CUT-OUT
RY1 RY2
-
RY5 RY6
RY7
OVEN
THERMAL
THERMISTOR
CUT-OUT
R-872M - 34
1
RY3 RY4
(SW2)STOP SWITCH
(SW1)MONITORED LATCH SWITCH NC.
1
RY3 RY4
(SW2)STOP SWITCH
(SW1)MONITORED LATCH SWITCH NC.
NC.
ASYMMETRIC
(SW3)MONITOR
RECTIFIER
SWITCH
NC.
ASYMMETRIC
(SW3)MONITOR
RECTIFIER
SWITCH