Read Sharp R-248D (serv.man2) Service Manual online
R248D(SL)
12 – 1
R248D(SL)
Service Manual
CHAPTER 12.
CIRCUIT DIAGRAMS
[1] Oven Schematic
Figure O-1 Oven Schematic-OFF Condition
Figure O-2 Oven Schematic-ON Condition
SCHEMATIC
NOTE: CONDITION OF OVEN
1. DOOR CLOSED.
1. DOOR CLOSED.
SCHEMATIC
NOTE: CONDITION OF OVEN
1. DOOR CLOSED.
2. COOKING TIME PROGRAMMED.
1. DOOR CLOSED.
2. COOKING TIME PROGRAMMED.
HIGH
VOLTAGE
TRANSFORMER
MAGNETRON
H.V.
RECTIFIER
TURNTABLE
MOTOR
FAN
MOTOR
OVEN
LAMP
MONITOR
SWITCH
CONTROL UNIT
2ND.
INTERLOCK
RELAY
INTERLOCK
RELAY
1ST. LATCH
SWITCH
SWITCH
2ND. INTERLOCK
RELAY CONTROL
SWITCH
RELAY CONTROL
SWITCH
OL
FM
TTM
N.O.
COM.
COM.
(RY-1)
(RY-2)
EARTH
230
-240V
50Hz
BLU
BRN
LIVE
NEUTRAL
G-Y
FUSE
T6.3A
N
L
NOISE
SUPPRESSION
COIL
NOISE FILTER
TEMP.
FUSE
FUSE
H.V.
FUSE
0.6A
B1
B2
NOTE: "
" indicates components with potentials above 250V
N.O.
H.V.
RECTIFIER
TURNTABLE
MOTOR
FAN
MOTOR
OVEN
LAMP
CONTROL UNIT
2ND.
INTERLOCK
RELAY
INTERLOCK
RELAY
OL
FM
TTM
N.O.
COM.
COM.
(RY-1)
(RY-2)
EARTH
BLU
BRN
LIVE
NEUTRAL
G-Y
N
L
NOISE
SUPPRESSION
COIL
NOISE FILTER
B1
B2
HIGH
VOLTAGE
TRANSFORMER
MAGNETRON
MONITOR
SWITCH
1ST. LATCH
SWITCH
SWITCH
2ND. INTERLOCK
RELAY CONTROL
SWITCH
RELAY CONTROL
SWITCH
230
-
240V
50Hz
FUSE
T6.3A
TEMP.
FUSE
FUSE
H.V.
FUSE
0.6A
N.O.
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