Sharp R-2397 - Manual (Page 32)

30
R-2397
SCHEMATIC
NOTE: CONDITION OF OVEN
1. DOOR CLOSED
2. APPEARS ON DISPLAY
SCHEMATIC
NOTE: CONDITION OF OVEN
1. DOOR CLOSED.
2. TIME KEY TIUCHED.
3. COOKING TIME PROGRAMMED.
4. START KEY TOUCHED
NOTE: " " INDICATES COMPONENTS WITH POTENTIALS ABOVE 250V.
C1 and C2: 1.07
µ
F/ AC 2100V
Figure O-2. Oven SChematic-ON Condition
Figure O-1. Oven SChematic-OFF Condition
F1: WEAK POINT A017 NOISE FILTER
1ST LATCH SWITCH
(PRIMARY INTERLOCK SWITCH)
MONITOR SWITCH
MONITOR RESISTOR
BLOWER MOTOR THERMAL CUT OUT 115C
°
A7
A5
OVEN THERMAL CUT OUT 115C
°
F2: FUSE F6.3A
2ND LATCH SWITCH
F4: WEAK POINT A018
A3
MAGNETRON
THERMAL CUT OUT
145C
° (LOWER)
OVEN LAMP
BLOWER MOTOR
A1
CONTROL
UNIT
B1
3RD LATCH SWITCH
EXHAUST THERMISTER STOP SWITCH
TAB3
D3
TAB2 TAB1 TAB4
HIGH VOLTAGE TRANSFORMER
230V
~
50Hz
ASYMMETRIC
RECTIFIER H. V. RECTIFIER
C1: H.V. CAPACITOR
MG1: MAGNETRON (UPPER)
(FRONT)
F3:
WEAK POINT
A018
OL SM
STIRRER MOTOR
SM BM
RY1 RY3 RY4
MAGNETRON
THERMAL
CUT OUT
145C
° (UPPER)
B2 B3
D1
H1
H3
INTAKE THERMISTER
MAGNETRON THERMISTER
ASYMMETRIC
RECTIFIER H. V. RECTIFIER
C2: H.V. CAPACITOR
MG2: MAGNETRON (LOWER)
HIGH VOLTAGE TRANSFORMER
(REAR)
TC2:
TC1 :
TC4 :
TC3 :
T1 :
T2 :
NOISE FILTER
1ST LATCH SWITCH
(PRIMARY INTERLOCK SWITCH)
MONITOR SWITCH
MONITOR RESISTOR
BLOWER MOTOR THERMAL CUT OUT 115C
°
A7
A5
OVEN THERMAL CUT OUT 115C
°
F2: FUSE F6.3A
2ND LATCH SWITCH
A3
MAGNETRON
THERMAL CUT OUT
145C
° (LOWER)
OVEN LAMP
BLOWER MOTOR
A1
CONTROL
UNIT
B1
3RD LATCH SWITCH
EXHAUST THERMISTER STOP SWITCH
TAB3
D3
TAB2 TAB1 TAB4
HIGH VOLTAGE TRANSFORMER
ASYMMETRIC
RECTIFIER H. V. RECTIFIER
(FRONT)
OL SM
STIRRER MOTOR
SM BM
RY1 RY3 RY4
MAGNETRON
THERMAL
CUT OUT
145C
° (UPPER)
B2 B3
D1
H1
H3
INTAKE THERMISTER
MAGNETRON THERMISTER
ASYMMETRIC
RECTIFIER H. V. RECTIFIER
HIGH VOLTAGE TRANSFORMER
(REAR)
230V
~
50Hz
F1: WEAK POINT A017
F4: WEAK POINT A018
C1: H.V. CAPACITOR
MG1: MAGNETRON (UPPER)
F3:
WEAK POINT
A018
C2: H.V. CAPACITOR
MG2: MAGNETRON (LOWER)
TC2:
TC1 :
TC4 :
TC3 :
T1 :
T2 :