Sharp R-743 (serv.man3) Service Manual ▷ View online
16
743M -
Figure S-3. Printed Wiring Board
LD1
LD2
LD3
R8
WH - 2
C11
C50
C51
R50
R2
R1
D2
D1
D3
D4
CN- B
R51
R60
R52
R53
MICRO
RY3
RY2
D22
VRS1
D20
WH - 3
WH - 3
SW66
SW65
SW64
C
B
A
5
1
AC
CN - A
OL/FM
/TTM
/TTM
R31
7
1
2
D30
B
E
Q22
D23
10
12
18
11
R21
(J10)
R3
6
8
C12
(J3)
(J5)
(J7)
(J9)
(J8)
Q2
Q24
Q20
ZD2
E
E
E
B
B
R10
IC1
48
33
32
17
16
1
49
64
R68
R67
R66
R65
2
R64
R63
R62
R61
CF1
C10
13
1
11
2
R30
16
15
14
C30
C5
C4
C2
C1
C6
C21
C3
C20
R20
(J11)
(J1)
S
P
R22
D21
RY1
T1
ZD20
GRILL
SW50
C7
R4
R40
SP1
Q21
Q23
F
Q1
R3
R5
ZD1
(J6)
(J4)
(J2)
Q40
Q3
B
B
E
E
B
B
B
E
E
E
5
4
9
SW63
SW62
SW61
SW60
C8
C9
CR60
CN - G
17
R7
R9
LD4
C1
S1
WH - 1
WH - 1
WH - 2
DIP
17
743M -
Note:
The parts marked “*” are used in voltage more than 250V.
The parts marked "
∆
" may cause undue microwave exposure
“§” MARK: SPARE PARTS-DELIVERY SECTION
ELECTRIC PARTS
*
REF NO
PART NO
§
DESCRIPTION
QTY
CODE
C
RC-QZA207WRE0
U
High voltage capacitor
1
AS
FM
RMOTEA361WRE0
U
Fan motor
1
AT
F1
QFS-CA025WRE0
U
F8A Fuse
1
AC
F2
QFS-BO019MRE0
U
Fuse 15A
1
AC
GH
FHET-A041WRK1
U
Grill heating element assembly
1
BB
*
MG
RV-MZA264WRE0
U
Magnetron
1
BK
OL
RLMPTA066WRE0
U
Oven lamp
1
AK
SW1
QSW-MA131WRE0
U
Monitored latch switch
1
AK
SW2
QSW-MA133WRE0
U
Monitor switch
1
AN
SW3
QSW-MA131WRE0
U
Stop switch
1
AK
T
RTRN-A016URE1
U
Power transformer
1
BE
TC1
RTHM-A098WRE0
U
Thermal cut-out
125
°C (Magnetron)
1
AH
TC2
RTHM-A100WRE0
U
Thermal cut-out
160
°C (Oven)
1
AH
TTM
RMOTDA227WRE0
U
Turntable motor
1
AU
*
1-1
FH-DZA035WRE0
U
H.V. rectifier assembly
1
AP
1-2
FPWBFA309WRE1
U
Noise filter
1
AT
1-3
QACCBA004URE2
U
Power supply cord
1
AT
*
*
*
∆
∆
∆
∆
CONTROL PANEL PARTS
REF NO
PART NO
§
DESCRIPTION QTY CODE
3- 1
DPWBFB845WRK0
U
Control unit
1
BF
3- 1A
QCNCMA430DRE0
U
3-pin connector (CN-A)
1
AC
3- 1B
QCNCMA414DRE0
U
2-pin connector (CN-B)
1
AB
3- 1C
FW-VZA247DRE0
U
4pin lead wire (WH-3)
1
AE
3- 1D
RLCDSA036DRE0
U
Liquid crystal display
1
AP
3- 1E
LHLD-A196WRF0
U
LED holder
1
AB
3- 1F
PSHEPA569WRE0
U
LED sheet
1
AC
3- 1G
QW-QZA003URE0
U
Lead wire (WH-1, WH-2)
2
AA
C1
RC-KZA087DRE0
U
Capacitor 0.1 uF 50V
1
AB
C2
VCEAB31VW108M
U
Capacitor 1000 uF 35V
1
AE
C3
RC-KZA087DRE0
U
Capacitor 0.1 uF 50V
1
AB
C4-5
VCKYD41CY103N
U
Capacitor 0.01 uF 16V
2
AA
C6
RC-EZA322DRE0
U
Capacitor 10 uF 35V
1
AB
C7
RC-KZA087DRE0
U
Capacitor 0.1 uF 50V
1
AB
11-12
RC-KZA087DRE0
U
Capacitor 0.1 uF 50V
2
AB
C20
RC-EZA322DRE0
U
Capacitor 10 uF 35V
1
AB
C21
RC-EZA302DRE0
U
Capacitor 0.1 uF 50V
1
AB
C30
VCKYD41CY103N
U
Capacitor 0.01 uF 16V
1
AA
C60
RC-KZA087DRE0
U
Capacitor 0.1 uF 50V
1
AB
CR61-64
VCKYD41CY103N
U
Capacitor 0.01 uF 16V
4
AA
CF1
RCRS-A012DRE0
U
Ceramic resonator (CST4.00MGW)
1
AD
D1-4
VHD11ES1//-1
U
Diode (11ES1)
4
AB
D20-23
VHD1SS270A/-1
U
Diode (1SS270ATA)
4
AA
D30
VHD1SS270A/-1
U
Diode (1SS270ATA)
1
AA
I-1
RH-IZA918DRE0
U
LSI
1
AS
LD1-4
VHPSLZ781C9-3
U
Light emitting diode
4
AC
Q1
VSDTA143ES/-3
U
Transistor (DTA143ES)
1
AB
Q2
VSDTA123ES/-3
U
Transistor (DTA123ES)
1
AB
PARTS LIST
REF NO
PART NO § DESCRIPTION QTY CODE
2-1
GCABUA469WRT0
U
Outer case cabinet (W)
1
AX
2-1
GCABUA005URP0
U
Outer case cabinet (G)
1
AX
2-2
GLEGPA028WRE0
U
Foot
4
AA
2-3
GDAI-A219WRP5
U
Base Plate
1
AS
CABINET PARTS
*
∆
*
∆
18
743M -
OVEN PARTS
REF NO
PART NO
§
DESCRIPTION
QTY
CODE
4-1
DOVN-A007URK0
U
Oven cavity
1
BP
4-2
LBNDKA107WRP1
U
Capacitor holder
1
AD
4-3
PHOK-A078WRF5
U
Latch hook
1
AH
4-4
NFANJA001URE0
U
Fan blade
1
AF
4-5
PDUC-A637WRF2
U
Fan duct
1
AL
4-6
LANGFA155WRP7
U
Chassis support
1
AF
4-7
PPACGA108WRE0
U
Packing
1
AC
4-8
MLEVPA001URF3
U
Open lever
1
AE
4-9
NCPL-A042WRF1
U
Coupling
1
AD
4-10
PCOVPA308WRE1
U
Waveguide cover
1
AE
4-11
PFILWA042WRP0
U
Lamp filter
1
AB
4-12
PDUC-A606WRF1
U
Air intake duct
1
AK
4-14
PDUC-A514WRP0
U
Air duct
1
AH
4-15
QTANNA006WRE0
U
Short terminal (earth plate)
1
AB
4-16
PDUC-A612WRP0
U
Exhaust duct
1
AQ
4-17
GCABDA063WRP0
U
Back plate
1
AQ
4-18
PCUSGA317WRP0
U
Absorb cushion
1
AA
4-20
PSPAGA001WRE0
U
Vibration proof cushion
1
AA
4-21
LANGQA013URP0
U
Rear Air angle
1
AC
CONTROL PANEL PARTS CONTD
∆
∆
∆
REF NO
PART NO
§
DESCRIPTION
QTY
CODE
Q3
VS2SB1238//-3
U
Transistor (2SB1238)
1
AD
Q20
VS2SB1238//-3
U
Transistor (2SB1238)
1
AD
Q21-22
VSDTB143ES/-3
U
Transistor (DTB143ES)
2
AC
Q23
VSDTD143ES/-3
U
Transistor (DTD143ES)
1
AC
Q24
VSDTA143ES/-3
U
Transistor (DTA143ES)
1
AC
Q40
VSDTA143ES/-3
U
Transistor (DTA143ES)
1
AC
R1-2
VRS-B13AA511J
U
Resistor 510 ohm 1W
2
AB
R3-4
VRD-B12EF472J
U
Resistor 4.7k ohm 1/4W
2
AA
R5
VRD-B12EF241J
U
Resistor 240 ohm 1/4W
1
AA
R10
VRD-B12EF105J
U
Resistor 1M ohm 1/4W
1
AA
R20
VRD-B12EF102J
U
Resistor 1.0k ohm 1/4W
1
AA
R21
VRD-B12EF472J
U
Resistor 4.7k ohm 1/4W
1
AA
R22
VRD-B12HF910J
U
Resistor 91 ohm 1/2W
1
AH
R30
VRD-B12EF153J
U
Resistor 15k ohm 1/4W
1
AA
R31
VRD-B12EF472J
U
Resistor 4.7k ohm 1/4W
1
AA
R40
VRD-B12EF332J
U
Resistor 3.3k ohm 1/4W
1
AA
R53
VRD-B12EF472J
U
Resistor 4.7k ohm 1/4W
1
AA
R60
VRD-B12EF472J
U
Resistor 4.7k ohm 1/4W
1
AA
RY1
RRLY-A080DRE0
U
Relay (OJ-SH-124LM)
1
AG
RY2
RRLY-A093DRE0
U
Relay (VRB18)
1
AM
RY3
RRLY-A092DRE0
U
Relay (VRB18SP)
1
AP
SP1
RALM-A014DRE0
U
Buzzer (PKM22EPT)
1
AG
SW60-63
QSW-PA004DRE0
U
Tact switch
4
AB
SW64-66
QSW-PA016DRE0
U
Tact switch
3
AB
T1
RTRNPA112DRE0
U
Transformer
1
AP
VRS1
RH-VZA034DRE0
U
Varistor (10G471K)
1
AD
ZD1
VHEHZ5C2///-1
U
Zener diode (HZ5C2)
1
AB
ZD2
VHEHZ4A2///-1
U
Zener diode (HZ4A2)
1
AB
ZD20
VHEHZ201///-1
U
Zener diode (HZ20-1)
1
AB
3- 2
HPNLCA030URF0
U
Control panel frame (W)
1
AN
3-2
HPNLCA055URF0
U
Control panel frame (G)
1
AN
3- 2-1
PSHEPA039URE0
U
Key sheet [R-743(W)M]
1
AM
3- 2-1
PSHEPA042URE0
U
Key sheet [R-743(G)M]
1
AM
3- 2-2
GCOVHA014URF0
U
Key fixing frame
1
AL
3- 2-3
GMADIA006URF0
U
Display window
1
AF
3- 2-4
MSPRCA045WRE0
U
Open button spring
1
AA
3- 2-5
JBTN-A017URF0
U
Open button (W)
1
AE
3-2-5
JBTN-A061URF0
U
Open button (G)
1
AE
3- 3
XEPSD30P10XS0
U
Screw : 3mm x 10mm
5
AA
Note:
The parts marked ”*” are used in voltage more than 250V.
The parts marked "
∆
" may cause undue microwave exposure
“§” MARK: SPARE PARTS-DELIVERY SECTION
19
743M -
5-1
DDORFA752WRK0
U
Door panel assembly
1
AY
5-2
GCOVHA352WRF3
U
Choke cover
1
AH
5-3
GWAKPW016URR0
U
Door frame (W)
1
AT
REF NO
PART NO
§
DESCRIPTION
QTY
CODE
REF NO
PART NO
§
DESCRIPTION
QTY
CODE
7-1
XHPSD40P06000
J
Screw
4mm x 8mm
1
AA
7-2
XHTSD40P08RV0
J
Screw
4mm x 8mm
5
AA
7-3
XEPSD40P25000
J
Screw
4mm x 25mm
2
AA
7-4
XBPWW30P05K00
J
Screw
3mm x 5mm
2
AA
7-5
LX-LZA011WRE0
U
S S Rivet
2
AB
7-6
XWWSD50-06000
J
Washer 4mm x 0.6mm
1
AA
7-8
XCPSD30P06000
J
Screw
3mm x 6mm
1
AA
7-9
XOTSF40P10000
J
Screw
4mm x 12mm (W)
4
AA
7-9
XOTSF40P10000
J
Screw
4mm x 12mm (G)
4
AA
7-10
XFPSD50P10KS0
J
Screw
4mm x 10mm
2
AB
7-11
LX-CZA001URE0
J
Self tappingscrew
19
AA
7-12
LX-EZA045WRE0
U
Screw
(Not shown on illustration)
1
AA
7-13
XOTSD40P12RV0
U
Self tappingscrew
2
AA
7-14
XHPSD40P08K00
U
Screw
1
AA
MISCELLANEOUS
REF NO
PART NO §
DESCRIPTION QTY CODE
6-1
FROLPA002URK0
U
Roller stay assembly
1
AM
6-2
NTNT-A051WRE0
U
Turntable
1
AN
6-4
TINS-A194URR0
U
Operation manual
1
AS
*
6-6
QW-QZA210WRE1
U
H.V. wire B
1
AD
6-7
FW-VZA084URE0
U
Main wire harness
1
AW
6-8
TCAUHA
001
WRR1
U
Caution label
1
AC
6-11
FAMI-A072WRK2
U
High rack
1
AY
6-12
FAMI-A073WRK3
U
Low rack
1
AX
6-14
FW-VZA031URE0
U
Stop switch harness
1
AE
5-3
GWAKPG007URR0
U
Door frame (G)
1
AT
5-4
PGLSPA020URR0
U
Front door glass
1
AX
5-5
LSTPPA147WRF1
U
Latch head
1
AE
5-6
MSPRTA141WRE0
U
Latch spring
1
AA
5-7
PSHEPA424WRE2
U
Door film
1
AG
5-8
FDORFA287WRT0
U
Door panel sub assembly
1
AW
5-9
XCPSD30P06000
U
Screw: 3mm x 6mm
6
AA
5-10
LSTPPA012URF0
U
Glass stopper
1
AB
∆
∆
∆
∆
DOOR PARTS
SCREW, NUT AND WASHER
PARTS LIST
Note:
The parts marked ”*” are used in voltage more than 250V.
The parts marked "
∆
" may cause undue microwave exposure
“§” MARK: SPARE PARTS-DELIVERY SECTION
*
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