DOWNLOAD Sharp R-82FBSTM (serv.man2) Service Manual ↓ Size: 1.57 MB | Pages: 46 in PDF or view online for FREE

Model
R-82FBSTM (serv.man2)
Pages
46
Size
1.57 MB
Type
PDF
Document
Service Manual
Brand
Device
Home Appliance / Microwave Oven
File
r-82fbstm-sm2.pdf
Date
PREV: Sharp R-82FBSTM Service Manual / Specification

Sharp R-82FBSTM (serv.man2) Service Manual ▷ View online

R-82FBSTM - 36
Figure O-5(b) Oven Schematic-Dual cooking Condition (Microwave and Top Grill mode)
SCHEMATIC
NOTE: CONDITION OF OVEN
1. DOOR CLOSED.
2. COOKING TIME ENTERED.
3. DUAL KEY TOUCHED TWICE.
4. MICROWAVE POWER LEVEL ENTERED.
5. STRAT KEY TOUCHED.
SCHEMATIC
NOTE: CONDITION OF OVEN
1. DOOR CLOSED.
2. COOKING TIME ENTERED.
3. DUAL KEY TOUCHED THREE TIMES.
4. MICROWAVE POWER LEVEL ENTERED.
5. STRAT KEY TOUCHED.
Figure O-5(c) Oven Schematic-Dual cooking Condition (Microwave and Bottom Grill mode)
OL
CM
TTM
OVEN  LAMP
CONVECTION 
MOTOR
FAN MOTOR
TURNTABLE MOTOR
TOP GRILL HEATING ELEMENT 
BOTTOM HEATING ELEMENT
* H.V. RECTIFIER
* MAGNETRON
* HIGH VOLTAGE 
TRANSFORMER
T/C TRANSFORMER
* CAPACITOR
1.07 µ
F
AC2100V
CONTROL UNIT
A9
A7
RY7
RY5
COM.
COM.
COM.
N.O.
N.O.
COM.
N.O.
N.O.
A3
E1
E3
E5
E7
A1
B2
C3
C1
A5
B1 
STOP SWITCH
MONITORED LATCH SWITCH
THERMISTOR
TC1:MG.
THERMAL
CUT-OUT
125˚C
TC2:
OVEN
THERMAL
CUT-OUT
160˚C
MONITOR 
SWITCH
4700pf/ 250V
4700pf/ 250V
10M/ 0.5W
NOISE SUPPRESSION COIL
680 k/ 0.5W
0.22µ
F/250V
FUSE20A
FUSE F8A
NOISE 
FILTER
L
N
230 - 240V ~ 50Hz
BRN/15
BLU/15
G-Y/15 
EARTH
LIVE
NEUTRAL
NC.
NC.
* ASYMMETRIC
   RECTIFIER
RY6
RY1
RY2
RY3
RY4
FM
OL
CM
TTM
OVEN  LAMP
CONVECTION 
MOTOR
FAN MOTOR
TURNTABLE MOTOR
TOP GRILL HEATING ELEMENT 
BOTTOM HEATING ELEMENT
* H.V. RECTIFIER
* MAGNETRON
* HIGH VOLTAGE 
TRANSFORMER
T/C TRANSFORMER
* CAPACITOR
1.07 µ
F
AC2100V
CONTROL UNIT
A9
A7
RY7
RY5
COM.
COM.
COM.
N.O.
N.O.
COM.
N.O.
N.O.
A3
E1
E3
E5
E7
A1
B2
C3
C1
A5
B1 
STOP SWITCH
MONITORED LATCH SWITCH
THERMISTOR
TC1:MG.
THERMAL
CUT-OUT
125˚C
TC2:
OVEN
THERMAL
CUT-OUT
160˚C
MONITOR 
SWITCH
4700pf/ 250V
4700pf/ 250V
10M/ 0.5W
NOISE SUPPRESSION COIL
680 k/ 0.5W
0.22µ
F/250V
FUSE 20A
FUSE F8A
NOISE 
FILTER
L
N
230 - 240V ~ 50Hz
BRN/15
BLU/15
G-Y/15 
EARTH
LIVE
NEUTRAL
NC.
NC.
* ASYMMETRIC
 RECTIFIER
RY6
RY1
RY2
RY3
RY4
FM
SCHEMATIC DIAGRAMS
R-82FBSTM - 37
Figure S-1. Pictrorial Diagram
PICTORIAL DIAGRAM
BLU
WHT
BLK
GRY
 
OVEN THERMAL 
 
CUT-OUT
TC1:
MG. THERMAL
 CUT-OUT
 OVEN LAMP 
BLU
BLK
BLU
1 BRN
2
8
3 ORG
4
5 GRY
6
7 WHT
9 BLU
COM
WHT
GRY
BLU
GRY
BLK
GRY
N.C.
NC
COM
  
STOP 
 
SWITCH
NO
COM
 
 TOP GRILL 
 
HEATING ELEMENT
  
BOTTOM 
 
HEATING 
 
ELEMENT
WHT
RED
WHT
BRN
BLU
GRN
GRN
GRN
BLU
TURNTABLE
MOTOR
T/C TRANSFORMER
MONITOR
SWITCH
MONITORED
LATCH 
SWITCH
ORG
ORG
BLU
WHT
BRN
BLK
RED
ORG
RED
BLK
BLU
ORG
BLK
BLU
WHT
CN-A
1
CN-B
2
RED
GRN
RED
WHT
GRY
ORG
BLK
NOISE FILTER
L
TP
F 8 A
TL
RED
20 A
WHT
N
ORG
ORG
1 BLU
2
3 BRN
4
5 ORG
6
7 RED
FAN 
MOTOR
GRY
WHT
GRY
HIGH VOLTAGE COMPONENTS
G–Y
POWER SUPPLY CORD
NEUTRAL
LIVE
EARTH
CN-B
11
2
2
1
SP1
RY2
RY4
RY3
CONTROL PANEL
CN-A
CN-E
RY5
1
1
7
9
CN-F
CN-E
WH-1
CN-1
IC-1
CN-G
RY1
RY6
RY7
MAGNETRON
H.V.WIRE B
H.V. 
CAPACITOR
H.V.
RECTIFIER
ASYMMETRIC RECTIFIER
 HIGH VOLTAGE
 TRANSFORMER
RED
BLK
BLK
BLK
WHT
THERMISTOR
1
3
CN-C
2
3
1
BLK
BLK
CN-C
CONVECTION
MOTOR
BLU
RED
RED
F
FA
R-82FBSTM - 38
Figure S-2. Power Unit Circuit
E 1
WH1-3
WH1-6
WH1-9
WH1-5
WH1-8
WH1-1
WH1-2
WH1-n
WH1-10
WH1-12
WH1-13
WH1-14
WH1-15
WH1-11
E 3
E 5
E 7
T1
AC230-240V
50Hz
FAN MOTOR
OVEN
THERMISTOR
GND
GND
R3 510 1w
R6 200 1w
Q2
KTA1274
Q3
KRC243M
R4 510 1w
D11-D14
1N4005E
or
1N4004S
RY5
a
b
c
d
D11
D12
D13
D14
C1
VRS1
(J1)
(J2)
D5
RY6
D6
RY1
D1
R2
1.5k
ZD2
HZ20-1
RY4
D4
RY3
D3
RY2
D2
10G471K
C3
C2 1000
µ
/35v
C5
10
µ
/35v
C4 10
µ
/35v
R5 3.3k
SP1
VC
BUZZER
VR
INT
POWER
CONTROL
STOP
SWITCH
NC
BOTTOM
HEATING
ELEMENT
GRILL
HEATING
ELEMENT
HIGH VOLTAGE
TRANSFORMER
STOP
SWITCH
OVEN LAMP
TURNTABLE
MOTOR
DOOR OPEN
CONTACT 
A 1
A 3
A 5
C 3
A 7
N O
N O
N O
N O
COM
COM
COM
COM
B 2
B 1
NOTE 1.
NOTE 2.
+
–
+
–
+
–
WH1-7
CONVECTION
MOTOR
RY7
D7
A 9
: IF NOT SPECIFIED, 1/4W ± 5% 
15P WIRE HARNESS 
: IF NOT SPECIFIED, 0.1µF / 50V 
: IF NOT SPECIFIED, 1SS270A
C 1
WH1-4
POWER UNIT CIRCUIT DIAGRAM
R-82FBSTM - 39
Figure S-3. CPU Unit Circuit
CPU UNIT CIRCUIT DIAGRAM
 
 
 
 
 
 
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