Read Sharp R-27STMA (serv.man13) Service Manual online
R27STMA
13 – 2
Figure O-1(C) Oven Schematic-OFF Condition when the oven door is closed.
Figure O-2 Oven Schematic-ON Condition
SCHEMATIC
NOTE: CONDITION OF OVEN
1. DOOR CLOSED.
2. PLUGGED IN OVEN.
3. DOOR OPENED AND CLOSED.
4. “ . 0” APPEARS ON DISPLAY.
1. DOOR CLOSED.
2. PLUGGED IN OVEN.
3. DOOR OPENED AND CLOSED.
4. “ . 0” APPEARS ON DISPLAY.
SCHEMATIC
NOTE: CONDITION OF OVEN
1. DOOR CLOSED.
2. COOKING TIME PROGRAMMED.
3. START BUTTON PRESSED.
1. DOOR CLOSED.
2. COOKING TIME PROGRAMMED.
3. START BUTTON PRESSED.
NOTE: "
" indicates components with potentials above 250V
GRN
TEMP
FUSE
A5
A7
CONTROL UNIT
OVEN
LAMP
FAN
MOTOR
ASYMMETRIC
RECTIFIER
TURN
TABLE
MOTOR
OL
FM
TTM
A3
A1
B1
B3
N.C.
N.O.
COM.
FUSE 2.5A
SECONDARY
INTERLOCK
SWITCH
PRIMARY
INTERLOCK
RELAY
DOOR
SENSING
SWITCH
MAGNETRON
HIGH VOLTAGE
TRANSFORMER
MONITOR
SWITCH
(RY-6)
(RY-5)
(RY-2)
LINE
CROSS
CAPACITOR
0.068uF
/
A
C
250V
LINE
BYPASS
CAPACITOR
0.0022uF
/
A
C
250V
LINE
BYPASS
CAPACITOR
0.0022uF
/
A
C
250V
FUSE
T6.3A
H.V.
CAPACITOR
0.9uF
2100V
AC
H.V.
RECTIFIER
NOISE
SUPPRESSION
COIL
N
L
GRN
TEMP
FUSE
A5
A7
CONTROL UNIT
OVEN
LAMP
FAN
MOTOR
ASYMMETRIC
RECTIFIER
TURN
TABLE
MOTOR
OL
FM
TTM
A3
A1
B1
B3
N.C.
N.O.
COM.
FUSE 2.5A
SECONDARY
INTERLOCK
SWITCH
PRIMARY
INTERLOCK
RELAY
DOOR
SENSING
SWITCH
MAGNETRON
HIGH VOLTAGE
TRANSFORMER
MONITOR
SWITCH
(RY-6)
(RY-5)
(RY-2)
LINE
CROSS
CAPACITOR
0.068uF
/
A
C
250V
LINE
BYPASS
CAPACITOR
0.0022uF
/
A
C
250V
LINE
BYPASS
CAPACITOR
0.0022uF
/
A
C
250V
FUSE
T6.3A
H.V.
CAPACITOR
0.9uF
2
100V
AC
H.V.
RECTIFIER
NOISE
SUPPRESSION
COIL
N
L
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