Sharp R-55TS Service Manual page 10

R-55TS
SCHEMATIC
NOTE: CONDITION OF OVEN
1. DOOR CLOSED
2. CLOCK APPEARS ON DISPLAY
THERMAL C/T FUSE
CUT-OUT
OL TTM
GRN
120V AC
60 Hz
SECONDARY
INTERLOCK
SWITCH
SCHEMATIC
NOTE: CONDITION OF OVEN
1. DOOR CLOSED
2. COOKING TIME PROGRAMMED
3. VARIABLE COOKING CONTROL "P100" (100%)
4. "START" PAD TOUCHED
THERMAL
C/T FUSE
CUT-OUT
OL TTM
GRN
120V AC
60 Hz
SECONDARY
INTERLOCK
SWITCH
NOTE: " " indicates components with potential above 250V.
N.O. COM. COM.
A7
RY1
RY5
CONTROL
UNIT
B3 B5 C1 C2
A1 A5
FM
DOOR
SENSING
THREMISTOR
SWITCH
Figure O-1. Oven Schematic-Off Condition
N.O. COM. COM.
A7
RY1
RY5
CONTROL
UNIT
B3 B5 C1 C2
A1 A5
FM
DOOR
SENSING
THREMISTOR
SWITCH
Figure O-2. Oven Schematic-Microwave Cooking Condition
COM.
N.O.
SELECT
RELAY
N.C.
N.O.
COM. B1 B2
POWER
TRANSFORMER
RY2
RY3 RY4
PRIMARY
INTERLOCK
RELAY
N.O.
E3
OVEN
THERMOSTAT
COM.
N.O.
SELECT
RELAY
N.C.
N.O.
COM. B1 B2
POWER
TRANSFORMER
RY2
RY3 RY4
PRIMARY
INTERLOCK
RELAY
N.O.
E3
OVEN
THERMOSTAT
8
CAPACITOR
0.82µF
AC 2100V
RECTIFIER
CAPACITOR
0.82µF
AC 2100V
RECTIFIER