Sharp R-21JCA-F service manual Figure O-1 Oven Schematic-OFF Condition

SCHEMATIC

NOTE: CONDITION OF OVEN

1.LIGHT UP DIAL OFF.

2.DOOR CLOSED.

NOTE: Indicates components with potential above 250 V.

R-21JCA-F

NOISE FILTER

L
FUSE 20A
AC120V		LINE BYPASSLINE BYPASS CAPACITORCAPACITOR 0.003300F / AC 125V0.003300 F / AC 125V
60 Hz
LINE CROSSCAPACITORAC250V0.22F	NOISESUPPRESSIONCOIL

THERMAL	THERMAL
CUT-OUT	CUT-OUT
125˚C (OVEN)	145˚C (MAG.)
A5
	RY1	PRIMARY INTERLOCK RELAY
	CONTROL UNIT
A3	A1
	DOOR SENSING	OL
	SWITCH

RY2

COOK RELAY	SWITCH
	MONITOR

FM AM

POWER

TRANSFORMER

CAPACITOR 0.94 µF 2400V

RECTIFIER

MAGNETRON

N

SCHEMATIC

NOTE: CONDITION OF OVEN

1.DOOR CLOSED.

2.LIGHT UP DIAL ON.

NOISE FILTER

OVEN	FAN	ANTENNA
LAMP	MOTOR	MOTOR

SECONDARY

INTERLOCK SWITCH

Figure O-1 Oven Schematic-OFF Condition

THERMAL	THERMAL
CUT-OUT	CUT-OUT
125˚C (OVEN)	145˚C (MAG.)

AC120V 60 Hz

L

FUSE 20A

LINE CROSS CAPACITOR 0.22 F AC250V

N

NOISE SUPPRESSION COIL

			A5
LINE BYPASS	CAPACITOR	0.003300 F / AC 125V		RY1	PRIMARY INTERLOCK	RELAY	RY2	COOK RELAY		SWITCH
				CONTROL UNIT						MONITOR
			A3	A1
LINEBYPASS		0.003300F / AC 125V
	CAPACITOR			DOOR SENSING	OL			FM		AM
				SWITCH
				OVEN			FAN		ANTENNA
				LAMP			MOTOR		MOTOR
				SECONDARY
				INTERLOCK SWITCH

POWER

TRANSFORMER

CAPACITOR

0.94 µF

2400V

RECTIFIER

MAGNETRON

Figure O-2 Oven Schematic-Microwave cooking Condition

7