Read Sharp R-2277 Service Manual online
30
R-2277
R-2287
R-2287
Figure O-1. Oven SChematic-OFF Condition
Figure O-2. Oven SChematic-ON Condition
SCHEMATIC
NOTE: CONDITION OF OVEN
1. DOOR CLOSED
2.
APPEARS ON DISPLAY
SCHEMATIC
NOTE: CONDITION OF OVEN
1. DOOR CLOSED.
2. COOKING TIME ENTERED.
3.
/100% BUTTON TOUCHED.
4. START
BUTTON TOUCHED.
F1 : WEAK POINT A017
NOISE FILTER
SW1:
1ST LATCH SWITCH
(PRIMARY INTERLOCK SWITCH)
1ST LATCH SWITCH
(PRIMARY INTERLOCK SWITCH)
SW4:
MONITOR
SWITCH
R1:
MONITOR
RESISTOR
TC3:
BLOWER MOTOR
THERMAL CUT OUT
115C°
A7
A5
TC4:
OVEN THERMAL
CUT OUT 115C°
F2:
FUSE
F6.3A
SW2: 2ND LATCH SWITCH
WP2:WEAK POINT A018
A3
TC2: MAGNETRON
THERMAL CUT OUT
145C°(LOWER)
THERMAL CUT OUT
145C°(LOWER)
OVEN LAMP
BLOWER MOTOR
A1
CONTROL
UNIT
UNIT
B1
SW3:
3RD LATCH SWITCH
3RD LATCH SWITCH
EXHAUST
THERMISTER
SW5: STOP SWITCH
TAB3
D3
TAB2
TAB1
TAB4
T1: HIGH VOLTAGE
TRANSFORMER
230V~50Hz
ASYMMETRIC
RECTIFIER
RECTIFIER
H. V. RECTIFIER
C1: H.V. CAPACITOR
MG1: MAGNETRON (UPPER)
(REAR)
WP1:
WEAK POINT
A018
WEAK POINT
A018
OL
SM
STIRRER MOTOR
SM
BM
RY1
RY3
RY4
TC1:
MAGNETRON
THERMAL
CUT OUT
145C°(UPPER)
MAGNETRON
THERMAL
CUT OUT
145C°(UPPER)
B2
B3
D1
H1
H3
INTAKE
THERMISTER
MAGNETRON
THERMISTER
ASYMMETRIC
RECTIFIER
RECTIFIER
H. V. RECTIFIER
C2: H.V. CAPACITOR
MG2: MAGNETRON (LOWER)
T2: HIGH VOLTAGE
TRANSFORMER
(FRONT)
F1 : WEAK POINT A017
NOISE FILTER
SW1:
1ST LATCH SWITCH
(PRIMARY INTERLOCK SWITCH)
1ST LATCH SWITCH
(PRIMARY INTERLOCK SWITCH)
SW4:
MONITOR
SWITCH
R1:
MONITOR
RESISTOR
TC3:
BLOWER MOTOR
THERMAL CUT OUT
115C°
A7
A5
TC4:
OVEN THERMAL
CUT OUT 115C°
F2:
FUSE
F6.3A
SW2: 2ND LATCH SWITCH
WP2:WEAK POINT A018
A3
TC2: MAGNETRON
THERMAL CUT OUT
145C°(LOWER)
THERMAL CUT OUT
145C°(LOWER)
OVEN LAMP
BLOWER MOTOR
A1
CONTROL
UNIT
UNIT
B1
SW3:
3RD LATCH SWITCH
3RD LATCH SWITCH
EXHAUST
THERMISTER
SW5: STOP SWITCH
TAB3
D3
TAB2
TAB1
TAB4
T1: HIGH VOLTAGE
TRANSFORMER
230V~50Hz
ASYMMETRIC
RECTIFIER
RECTIFIER
H. V. RECTIFIER
C1: H.V. CAPACITOR
MG1: MAGNETRON (UPPER)
(REAR)
WP1:
WEAK POINT
A018
WEAK POINT
A018
OL
SM
STIRRER MOTOR
SM
BM
RY1
RY3
RY4
TC1:
MAGNETRON
THERMAL
CUT OUT
145C°(UPPER)
MAGNETRON
THERMAL
CUT OUT
145C°(UPPER)
B2
B3
D1
H1
H3
INTAKE
THERMISTER
MAGNETRON
THERMISTER
ASYMMETRIC
RECTIFIER
RECTIFIER
H. V. RECTIFIER
C2: H.V. CAPACITOR
MG2: MAGNETRON (LOWER)
T2: HIGH VOLTAGE
TRANSFORMER
(FRONT)
NOTE: " " INDICATES COMPONENTS WITH POTENTIALS ABOVE 250V.
Click on the first or last page to see other R-2277 service manuals if exist.