R939(W)
14 – 1
R939(W)
Service Manual
CHAPTER 14.
CIRCUIT DIAGRAMS
[1] Oven Schematic
Figure O-1(a) Oven Schematic-OFF Condition right after the oven is plugged in.
Figure O-1(b) Oven Schematic-OFF Condition when the oven door is opened.
SCHEMATIC
NOTE: CONDITION OF OVEN
1. DOOR CLOSED.
2. PLUGGED IN OVEN.
3. NOTHING APPEARS ON DIS PLAY.
SCHEMATIC
NOTE: CONDITION OF OVEN
1. DOOR CLOSED.
2. "SELECTED LANGUAGE” APPEARS ON DISPLAY.
NOTE: "
" indicates components with potentials above 250V
OL
OVEN
LAMP
CONVECTION
MOTOR
DAMPER
MOTOR
FAN
MOTOR
TURNTABLE
MOTOR
GRILL
HEATING
E
LEMENTS
CONVECTION
H
EATING
ELEMENT
H.V.
RECTIFIER
MAGNETRON
HIGH
VOLTAGE
TRANSFORMER
T/C
TRANSFORMER
CAPACITOR
1.16
uF
AC2100V
CONTROL
UNIT
A7
D3
D1
RY5
A3
E5
E7
E3
E1
A1
B2
B3
B4
C3
C1
B1
STOP
SWITCH
DAMPER
SWITCH
MONITORED LATCH SWITCH
THERMISTOR
MAG.
THERMAL
CUT-OUT
CONV.
THERMAL
CUT-OUT
GRILL
THERMAL
CUT-OUT
MONITOR
SWITCH
4700p/
250V
4700p/
250V
10M/
0.5W
NOISE
SUPPRESSION
COIL
680
k/
0.5W
0.22
u/250V
FUSE
F8A
NOISE
FILTER
L
N
230
V
~
50Hz
BRN/15
BLU/15
G-Y/15
EARTH
LIVE
NEUTRAL
N.O.
N.C.
N.C.
N.O .
COM.
COM.
ASYMMETRIC
RECTIFIER
RY6
RY7
RY8
RY1
RY2
RY3
RY4
FM
TTM
CM
DM
F1:
FUSE
20A
F2:
TC1:
CH:
T:
C:
MG:
GH:
TC2:
TC3:
SW1:
SW3:
SW4:
SW2:
A5
OL
OVEN
LAMP
CONVECTION
MOTOR
DAMPER
MOTOR
FAN
MOTOR
TURNTABLE
M
OTOR
GRILL
HEATING
ELEMENTS
CONVECTION
HEATING
ELEMENT
H.V.
RECTIFIER
MAGNETRON
HIGH
VOLTAGE
TRANSFORMER
T/C
TRANSFORMER
CAPACITOR
1.16
uF
AC2100V
CONTROL
UNIT
A7
D3
D1
RY5
A3
E5
E7
E3
E1
A1
B2
B3
B4
C3
C1
B1
STOP
SWITCH
DAMPER
SWITCH
MONITORED LATCH SWITCH
THERMISTOR
MAG.
THERMAL
CUT-OUT
CONV.
THERMAL
CUT-OUT
MONITOR
SWITCH
4700p/
250V
4700p/
250V
10M/
0.5W
NOISE
S
UPPRESSION
COIL
680
k
/
0.5W
0.22
u/250V
FUSE
F8A
NOISE
FILTER
L
N
230
V
~
50Hz
BRN/15
BLU/15
G-Y/15
EARTH
LIVE
NEUTRAL
N.O.
N.C.
N.C.
N.O .
COM.
COM.
ASYMMETRIC
RECTIFIER
RY6
RY7
RY8
RY1
RY2
RY3
RY4
FM
TTM
CM
DM
GRILL
THERMAL
CUT-OUT
F1:
FUSE
20A
F2:
TC1:
CH:
T:
C:
MG:
GH:
TC2:
TC3:
SW1:
SW3:
SW4:
SW2:
A5
Summary of Contents for R-939(BK)
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