R-90GCK (serv.man11). Wiring diagram - Sharp Home Appliance Service Manual (repair manual). Page 2

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33
R-90GCK
SCHEMATIC
NOTE:
CONDITION
OF OVEN
1.
DOOR CLOSED.
2.
COOKING TIME
ENTERED.
3.
CONVECTION
TEMPERATURE
SELECTED.
4.
"START" KEY
TOUCHED.
Figure O-3. Oven Schematic-Convection (or Reheat) Cooking Condition
SCHEMATIC
NOTE:
CONDITION
OF OVEN
1.
DOOR CLOSED.
2.
COOKING TIME
ENTERED.
3.
"GRILL" KEY
TOUCHED.
4.
"START" KEY
TOUCHED.
Figure O-4. Oven Schematic-Grill Cooking Condition
TOP HEATER
THERMAL
CUT-OUT 170˚C
SIDE HEATER
THERMAL
CUT-OUT 150˚C
MONITOR SWITCH
OVEN LAMP
CONTROL UNIT
A8
A6
A4
A3
A2
E1
A1
D9
DAMPER MOTOR
CONVECTION 
MOTOR
CONVECTION MOTOR CAPACITOR
TURNTABLE MOTOR
TOP HEATIMG ELEMENT
SIDE HEATIMG ELEMENT
MAGNETRON
HIGH VOLTAGE TRANSFORMER 
WITH 160˚C THERMOSTAT 
IN PRIMARY WINDING
H.V. RECTIFIER
CAPACITOR
1.07
µ
 
AC 2300V
B3
B4
RY5
RY6
3RD.
LATCH
SWITCH
SOLID-STATE RELAY
SOLID-STATE RELAY
PRIMARY 
INTERLOCK RELAY
230 - 240V 
~
 
50Hz
COM.
COM.
COM.
COM.
C2
C1
N.O.
N.O.
MAGNETRON 
TEMPERATURE
FUSE 150˚C
T/C TRANSFORMER
FUSE
20A
B1
B2
E3
E5
C4
C3
B5
B6
D7
D1
D5
D3
FM
OL
TTM
FAN MOTOR
RY1
RY2
FM
RY4
RY3
DM
CM
H.V. USE 
0.75A 
COM.
FUSE 
F10A
N
L
LINE CROSS CAPACITOR   1.0
µ
/AC275V 
NOISE SUPPRESSION COIL 
LINE BYPASS CAPACITOR
0.0047
µ
/AC250V
LINE BYPASS CAPACITOR
0.0047
µ
/AC250V
RESISTOR   10M    1/2W
RESISTOR   680K    1/2W
EARTH
BLU
BRN
LIVE
NEUTRAL
G-Y
THERMISTOR
DOOR SENSING SWITCH 
PRIMARY 
INTERLOCK RELAY
CONTROL SWITCH
SECONDARY INTERLOCK SWITCH 
(MONITORED LATCH SWITCH)
TOP HEATER
THERMAL
CUT-OUT 170˚C
SIDE HEATER
THERMAL
CUT-OUT 150˚C
MONITOR SWITCH
OVEN LAMP
CONTROL UNIT
A8
A6
A4
A3
A2
E1
A1
D9
DAMPER MOTOR
CONVECTION 
MOTOR
CONVECTION MOTOR CAPACITOR
TURNTABLE MOTOR
TOP HEATIMG ELEMENT
SIDE HEATIMG ELEMENT
MAGNETRON
HIGH VOLTAGE TRANSFORMER 
WITH 160˚C THERMOSTAT 
IN PRIMARY WINDING
H.V. RECTIFIER
CAPACITOR
1.07
µ
 
AC 2300V
B3
B4
RY5
RY6
3RD.
LATCH
SWITCH
SOLID-STATE RELAY
SOLID-STATE RELAY
PRIMARY 
INTERLOCK RELAY
230 - 240V 
~
 
50Hz
COM.
COM.
COM.
COM.
C2
C1
N.O.
N.O.
MAGNETRON 
TEMPERATURE
FUSE 150˚C
T/C TRANSFORMER
FUSE
20A
B1
B2
E3
E5
C4
C3
B5
B6
D7
D1
D5
D3
FM
OL
TTM
FAN MOTOR
RY1
RY2
FM
RY4
RY3
DM
CM
H.V. USE 
0.75A 
COM.
FUSE 
F10A
N
L
LINE CROSS CAPACITOR   1.0
µ
/AC275V 
NOISE SUPPRESSION COIL 
LINE BYPASS CAPACITOR
0.0047
µ
/AC250V
LINE BYPASS CAPACITOR
0.0047
µ
/AC250V
RESISTOR   10M    1/2W
RESISTOR   680K    1/2W
EARTH
BLU
BRN
LIVE
NEUTRAL
G-Y
THERMISTOR
DOOR SENSING SWITCH 
PRIMARY 
INTERLOCK RELAY
CONTROL SWITCH
SECONDARY INTERLOCK SWITCH 
(MONITORED LATCH SWITCH)
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