Sharp R-642M Service Manual ▷ View online
17
R-642M -
WIRING DIAGRAMS
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
(C60)
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
Note :
The Ref. No. "C60" is
not printed on this
printed wiring board
actually.
The Ref. No. "C60" is
not printed on this
printed wiring board
actually.
18
R-642M -
Note:
The parts marked “*” are used in voltage more than 250V. The parts marked
∆
may cause undue microwave exposure
“§” MARK: SPARE PARTS-DELIVERY SECTION
∆
∆
∆
*
∆
∆
*
∆
*
*
CABINET PARTS
REF. NO.
PART NO.
§
DESCRIPTION
Q'TY
CODE
2-1
GCABUA018URP0
U
Outer case cabinet (G)
1
AX
2-1
GCABUA471WRT0
U
Outer case cabinet (W)
1
AW
2-2
GLEGPA057WRE0
U
Foot
2
AB
CONTROL PANEL PARTS
ELECTRIC PARTS
REF. NO.
PART NO.
§
DESCRIPTION
Q'TY
CODE
*
1-1
RH-DZA046WRE0
U
H.V. rectifier
1
AM
*
1-2
RC-QZA220WRE0
U
High voltage capacitor
1
AT
1-3
QSW-MA133WRE0
U
Monitor switch
1
AN
1-4
QSW-MA131WRE0
U
Monitored latch switch
1
AK
1-5
QSW-MA131WRE0
U
Stop switch
1
AK
1-6
FPWBFA309WRE2
U
Noise filter
1
AT
1-7
QFS-CA025WRE0
U
Fuse F8A
1
AC
1-8
QFS-B0019MRE0
U
Fuse 15A
1
AC
1-11
RTHM-A099WRE0
U
Thermal cut-out 150
°
C (Oven)
2
AH
1-12
QACCBA004URE1
U
Power supply cord
1
AT
1-13
RMOTEA339WRE2
U
Fan motor
1
AU
*
1-14
RV-MZA270WRE0
U
Magnetron
1
BG
1-15
RLMPTA066WRE0
U
Oven lamp/Socket
1
AK
1-16
RMOTDA173WRE0
U
Turntable motor assy
1
AQ
*
1-17
RTRN-A014URE0
U
Power transformer
1
BE
PARTS LIST
3- 1
DPWBFB844WRK0
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- 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
3- 1H
FW-VZA247DRE0
U
Lead wire (WH-3)
1
AC
C1
RC-KZA087DRE0
U
Capacitor 0.1 uF 50V
1
AB
C2
VCEAG31VW108M
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
VCEAGA1HW106M
U
Capacitor 10 uF 50V
1
AA
C7
RC-KZA087DRE0
U
Capacitor 0.1 uF 50V
1
AB
C11-12
RC-KZA087DRE0
U
Capacitor 0.1 uF 50V
2
AB
C20
VCEAGA1HW106M
U
Capacitor 10 uF 50V
1
AA
C21
VCEAGA1HW104M
U
Capacitor 0.1 uF 50V
1
AA
C30
VCKYD41CY103N
U
Capacitor 0.01 uF 16V
1
AA
(C60)
RC-KZA087DRE0
U
Capacitor 0.1 uF 50V
1
AB
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
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
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
AB
Q40
VSDTA143ES/-3
U
Transistor (DTA143ES)
1
AB
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
REF. NO. PART NO. § DESCRIPTION Q'TY CODE
19
R-642M -
Note:
The parts marked ”*” are used in voltage more than 250V. The parts marked
∆
may cause undue microwave exposure
“§” MARK: SPARE PARTS-DELIVERY SECTION
CONTROL PANEL PARTS (CONTINUED)
REF. NO.
PART NO.
§
DESCRIPTION
Q'TY
CODE
OVEN PARTS
REF NO.
PART NO.
§
DESCRIPTION Q'TY CODE
4-1
DOVN-A006URK0
U
Oven cavity
1
BE
4-2
GDAI-A280WRP1
U
Base plate
1
AQ
4-3
LBNDKA111WRP0
U
Capacitor holder
1
AD
4-4
PHOK-A001URF0
U
Latch hook
1
AH
4-5
MLEVFA078WRF0
U
Oven lever
1
AE
4-6
PDUC-A638WRF2
U
Fan duct
1
AE
4-7
NFANJA029WRE0
U
Fan blade
1
AM
4-8
LANGFA169WRP6
U
Chassis support
1
AE
4-9
PPACGA126WRE0
U
Packing
1
AC
4-10
PCOVPA309WRE0
U
Waveguide cover
1
AC
4-11
PDUC-A581WRF3
U
Air intake duct
1
AE
4-12
PCUSGA001URP0
U
HVT cushion
1
AB
4-13
PSPAGA001WRE0
U
Vibration Proof Cushion
1
AA
4-14
PCUSUA340WRP2
U
Seperate cushion A
1
AA
4-15
PCLI-A001URE0
U
Harness clip
1
AA
PARTS LIST
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
R61-64
VCKYD41CY103N
U
Capacitor 0.01 uF 16V
4
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
PSHEPA034URE0
U
Key sheet [R-642(W)M]
1
AL
3- 2
PSHEPA035URE0
U
Key sheet [R-642(G)M]
1
AL
3- 3
GMADIA006URF0
U
Display window
1
AF
3- 4
HPNLCG009URR0
U
Control panel frame [R-642(G)M]
1
AP
3- 4
HPNLCW037URR0
U
Control panel frame [R-642(W)M]
1
AP
3- 5
CGOVHA020URF0
U
Key fixing frame
1
AF
3- 6
XEPSD30P10XS0
U
Screw : 3mm x 10mm
5
AA
DOOR PARTS
REF NO.
PART NO.
§
DESCRIPTION Q'TY CODE
5
CDORFG004URK0
U
Door assembly (G)
1
BD
5
CDORFW012URK0
U
Door assembly (W)
1
BD
5-1
FDORFA299WRT1
U
Door panel assembly
1
AU
5-2
GCOVHA366WRF0
U
Choke cover
1
AG
5-3
GWAKPG006URF0
U
Door frame (G)
1
AT
5-3
GWAKPW023URF0
U
Door frame (W)
1
AT
5-4
PSHEPA560WRE1
U
Outer door film(not used in this model)
1
AE
5-4
PGLSPA003URE0
U
Outer door glass
1
AL
5-5
LSTPPA013URF0
U
Latch head
1
AD
5-6
MSPRTA141WRE0
U
Latch spring
1
AA
5-7
PSHEPA482WRE0
U
Inner Sealer film
1
AH
5-8
XEBSD30P06000
U
Door Frame screw
5
AA
5-9
LSTPPA012URF0
U
Glass stopper
1
AB
∆
∆
∆
∆
∆
∆
∆
∆
20
R-642M -
Note:
The parts marked “*” are used in voltage more than 250V. The parts marked
∆
may cause undue microwave exposure
“§” MARK: SPARE PARTS-DELIVERY SECTION
HOW TO ORDER REPLACEMENT PARTS
To have your order filled promptly and correctly, please furnish the following information.
1. MODEL NUMBER
2. REF. NO.
3. PART NO.
4. DESCRIPTION
REF NO.
PART NO.
§
DESCRIPTION
QTY CODE
7-1
LX-CZA001URE0
J
Screw 4mm x 12mm
12
AA
7-2
XHTSD40P08RV0
J
Screw
4mm x 8mm
7
AA
7-3
XHPSD40P08K00
J
Noise unit screw
1
AA
7-4
LX-LZA002URE0
U
Thermo cut out rivet
2
AA
7-5
LX-CZA001URE0
J
HVT screw
4
AA
7-7
XFPSD40P06000
J
TTM screw
2
AA
7-8
XOTSD40P10000
J
Screw
4
AA
7-10
XOTSE40P12000
J
O/Wrap screw (W)
2
AA
7-12
LX-CZA030WRE0
J
TTM cover screw
(not shown in illustration)
1
AA
7-13
LX-NZA026WRE0
U
M4 Nyloc nut
1
AA
FASTENERS
REF NO.
PART NO.
§
DESCRIPTION
Q'TY CODE
6-1
PDUC-A580WRP1
U
Exhaust duct
1
AK
6-2
LANG-A052WRP0
U
Exhaust duct angle
1
AD
6-3
PREFHA054WRP1
U
Grill reflector
1
AQ
6-4
LANG-A053WRP0
U
Grill heater angle
1
AG
6-5
RHET-A158WRE2
U
Grill heater (120.5V)
1
BB
6-6
QTANNA006WRE0
U
Earth plate
1
AB
6-7
XBPWW30P05K00
U
M/C screw with washer
2
AA
6-8
PCUSUA430WRP0
U
Exhaust duct cushion
1
AA
6-9
PCUSUA419WRP0
U
Cushion
1
AA
6-10
PDUC-A579WRP3
U
Air duct
1
AL
6-11
LANG-A051WRP0
U
Air duct angle
1
AG
GRILL PARTS
MISCELLANEOUS
REF NO.
PART NO.
§
DESCRIPTION
QTY
CODE
8-1
FROLPA070WRK3
U
Roller stay
1
AM
8-2
NTNT-A034WRF0
U
Turntable
1
AN
8-4
QW-QZA191WRE0
U
H.V. wire A
1
AF
8-5
QW-QZA001URE0
U
H.V. wire B
1
AE
8-6
FW-VZA067URE2
U
Main wire harness
1
AS
8-7
FW-VZA061URE0
U
Stop switch harness
1
AE
8-8
TINS-A148URR0
U
Instruction manual
1
AP
8-9
LHLDKA008WRF0
U
P.clip
1
AA
*
*
*
*
PARTS LIST
Click on the first or last page to see other R-642M service manuals if exist.