R-875/885 -
37
SCHEMATIC
NOTE: CONDITION OF OVEN
1. DOOR CLOSED.
2. TOP & BOTTOM GRILLS MODE SET.
3. COOKING TIME SET.
4. STRAT BUTTON PRESSED.
Indicates components with potential above 250 V.
Figure O-3(c) Oven Schematic-Grill cooking Condition (TOP AND BOTTOM GRILLS mode)
OL
CM
TTM
OVEN LAMP
CONVECTION
MOTOR
FAN MOTOR
TURNTABLE MOTOR
GH1: TOP GRILL HEATING ELEMENT
GH2: BOTTOM HEATING ELEMENT
H.V. RECTIFIER
MG:
MAGNETRON
T: HIGH VOLTAGE
TRANSFORMER
T/C TRANSFORMER
C:
CAPACITOR
1.13
µ
F
AC2100V
CONTROL UNIT
A9
A7
RY7
RY5
COM.
COM.
COM.
N.O.
N.O.
COM.
N.O.
N.O.
A3
E1
E3
E5
E7
A1
B2
C3
C1
A5
B1
SW2:
STOP SWITCH
SW1: MONITORED LATCH SWITCH
THERMISTOR
TC1:
MG.
THERMAL
CUT-OUT
TC2:
OVEN
THERMAL
CUT-OUT
SW3:
MONITOR
SWITCH
4700p/ 250V
4700p/ 250V
10M/ 0.5W
NOISE SUPPRESSION COIL
680 k/ 0.5W
0.22
µ
/250V
F1: FUSE 20A
F2: FUSE F8A
NOISE
FILTER
L
N
230V ~ 50Hz
BRN/15
BLU/15
G-Y/15
EARTH
LIVE
NEUTRAL
NC.
NC.
ASYMMETRIC
RECTIFIER
RY6
RY1
RY2
RY3
RY4
FM
Figure O-4 Oven Schematic-Convection Condition
OL
CM
TTM
OVEN LAMP
CONVECTION
MOTOR
FAN MOTOR
TURNTABLE MOTOR
GH1: TOP GRILL HEATING ELEMENT
GH2: BOTTOM HEATING ELEMENT
H.V. RECTIFIER
MG:
MAGNETRON
T: HIGH VOLTAGE
TRANSFORMER
T/C TRANSFORMER
C:
CAPACITOR
1.13
µ
F
AC2100V
CONTROL UNIT
A9
A7
RY7
RY5
COM.
COM.
COM.
N.O.
N.O.
COM.
N.O.
N.O.
A3
E1
E3
E5
E7
A1
B2
C3
C1
A5
B1
SW2:
STOP SWITCH
SW1: MONITORED LATCH SWITCH
THERMISTOR
TC1:
MG.
THERMAL
CUT-OUT
TC2:
OVEN
THERMAL
CUT-OUT
SW3:
MONITOR
SWITCH
4700p/ 250V
4700p/ 250V
10M/ 0.5W
NOISE SUPPRESSION COIL
680 k/ 0.5W
0.22
µ
/250V
F1: FUSE 20A
F2: FUSE F8A
NOISE
FILTER
L
N
230V ~ 50Hz
BRN/15
BLU/15
G-Y/15
EARTH
LIVE
NEUTRAL
NC.
NC.
ASYMMETRIC
RECTIFIER
RY6
RY1
RY2
RY3
RY4
FM
SCHEMATIC
NOTE: CONDITION OF OVEN
1. DOOR CLOSED.
2. DUAL 1 MODE SET.
3. COOKING TIME SET.
4. MICROWAVE POWER LEVEL SET.
5. CONVECTION TEMPERATURE SELECTED.
6. STRAT BUTTON PRESSED.
Figure O-5(a) Oven Schematic-Dual cooking Condition (Microwave and Convection mode)
OL
CM
TTM
OVEN LAMP
CONVECTION
MOTOR
FAN MOTOR
TURNTABLE MOTOR
GH1: TOP GRILL HEATING ELEMENT
GH2: BOTTOM HEATING ELEMENT
H.V. RECTIFIER
MG:
MAGNETRON
T: HIGH VOLTAGE
TRANSFORMER
T/C TRANSFORMER
C:
CAPACITOR
1.13
µ
F
AC2100V
CONTROL UNIT
A9
A7
RY7
RY5
COM.
COM.
COM.
N.O.
N.O.
COM.
N.O.
N.O.
A3
E1
E3
E5
E7
A1
B2
C3
C1
A5
B1
SW2:
STOP SWITCH
SW1: MONITORED LATCH SWITCH
THERMISTOR
TC1:
MG.
THERMAL
CUT-OUT
TC2:
OVEN
THERMAL
CUT-OUT
SW3:
MONITOR
SWITCH
4700p/ 250V
4700p/ 250V
10M/ 0.5W
NOISE SUPPRESSION COIL
680 k/ 0.5W
0.22
µ
/250V
F1: FUSE 20A
F2: FUSE F8A
NOISE
FILTER
L
N
230V ~ 50Hz
BRN/15
BLU/15
G-Y/15
EARTH
LIVE
NEUTRAL
NC.
NC.
ASYMMETRIC
RECTIFIER
RY6
RY1
RY2
RY3
RY4
FM
NOTE: The top heating element, bottom heating element, fan motor
and convection motor will be turned on and off according to the
temperature. See "AUTO PWER CONTROL OPERATION".
NOTE: The top heating element, bottom heating element, magnetron, fan motor and
convection motor will be turned on and off according to the temperature or
microwave power level. See "AUTO PWER CONTROL OPERATION".
SCHEMATIC
NOTE: CONDITION OF OVEN
1. DOOR CLOSED.
2. CONVECTION MODE SET
3. COOKING TIME SET.
4. CONVECTION TEMPERATURE SELECTED.
5. STRAT BUTTON PRESSED.
SCHEMATIC DIAGRAMS