Sharp R-305BW Service Manual page 9

SCHEMATIC
NOTE: CONDITION OF OVEN
1. DOOR CLOSED
2. CLOCK APPEARS ON DISPLAY
THERMAL
MONITOR
CUT-OUT (OVEN)
FUSE
20A for R-309BW
15A for R-305BW
A2
A1
CONTROL UNIT
GRN
120V AC
60 Hz
OL
OVEN
LAMP
SECONDARY
INTERLOCK
SWITCH
Figure O-1. Oven Schematic-Off Condition
SCHEMATIC
NOTE: CONDITION OF OVEN
1. DOOR CLOSED
2. COOKING TIME PROGRAMMED
3. VARIABLE COOKING CONTROL "HIGH"
4. "START" PAD TOUCHED
THERMAL
MONITOR
CUT-OUT (OVEN)
FUSE
20A for R-309BW
15A for R-305BW
A2
A1
CONTROL UNIT
GRN
120V AC
60 Hz
OL
OVEN
LAMP
SECONDARY
INTERLOCK
SWITCH
Figure O-2. Oven Schematic-Cooking Condition
THERMAL
CUT-OUT (MG.)
COM.
(RY-1) (RY-2)
PRIMARY
INTERLOCK
RELAY
N.O. COM.
SH-B SH-A
DOOR
SENSING
SWITCH
TTM
FM
TURN-
FAN
TABLE
MOTOR
MOTOR
THERMAL
CUT-OUT (MG.)
COM.
(RY-1) (RY-2)
PRIMARY
INTERLOCK
RELAY
N.O. COM.
SH-B SH-A
DOOR
SENSING
SWITCH
TTM
FM
TURN-
FAN
TABLE
MOTOR
MOTOR
7
POWER
N.O.
TRANSFORMER
MONITOR
SWITCH
RECTIFIER
POWER
N.O.
TRANSFORMER
MONITOR
SWITCH
RECTIFIER
R-305BW
R-309BW
MAGNETRON
MAGNETRON