Sharp R-290H Service Manual

R-290H(S)
25
SCHEMATIC
NOTE: CONDITION OF OVEN
1. DOOR CLOSED.
2. COOKING TIME PROGRAMMED.
3. START KEY TOUCHED.
SCHEMATIC
NOTE: CONDITION OF OVEN
1. DOOR CLOSED.
2. CLOCK APPEARS ON DISPLAY.
NOTE: " " indicates components with potential above 250V.
Figure O-1 Oven Schematic-OFF Condition
Figure O-2 Oven Schematic-ON Condition
POWER TRANSFORMER
MAGNETRON
H.V. RECTIFIER
TURNTABLE MOTOR
FAN MOTOR
OVEN LAMP
MONITOR SWITCH
CONTROL
UNIT
1ST. LATCH
SWITCH
2ND. INTERLOCK
RELAY CONTROL
SWITCH
B1
B2A3
OL
FM
TTM
COM.
RY-1
N.O.
A1
RY-2
2ND.
INTERLOCK
RELAY
H.V. FUSE 0.6A
CAPACITOR 0.91µF
AC2100V
TEMPERATURE FUSE
120˚C (OVEN)
EARTH
230 - 240V
˜
50Hz
BLU
BRN
LIVENEUTRAL
G-Y
FUSE T6.3A
N
L
LINE CROSS CAPACITOR
0.068µ/AC250V
NOISE SUPPRESSION COIL
LINE BYPASS CAPACITOR 0.0022µ/AC250V
LINE BYPASS CAPACITOR 0.0022µ/AC250V
NOISE FILTER
POWER TRANSFORMER
MAGNETRON
H.V. RECTIFIER
TURNTABLE MOTOR
FAN MOTOR
OVEN LAMP
MONITOR SWITCH
CONTROL
UNIT
1ST. LATCH
SWITCH
2ND. INTERLOCK
RELAY CONTROL
SWITCH
B1
B2A3
OL
FM
TTM
COM.
RY-1
N.O.
A1
RY-2
2ND.
INTERLOCK
RELAY
H.V. FUSE 0.6A
EARTH
230 - 240V
˜
50Hz
BLU
BRN
LIVENEUTRAL
G-Y
FUSE T6.3A
N
L
LINE CROSS CAPACITOR
0.068µ/AC250V
NOISE SUPPRESSION COIL
LINE BYPASS CAPACITOR 0.0022µ/AC250V
LINE BYPASS CAPACITOR 0.0022µ/AC250V
NOISE FILTER
CAPACITOR 0.91µF AC2100V
TEMPERATURE FUSE
120˚C (OVEN)

Sharp R-290H Specifications

General

Brand	Sharp
Model	R-290H
Category	Microwave Oven
Language	English