Sharp R820jsf Service Manual

							R-820JS
39
Figure S-3. CPU Unit Circuit
6
45
12
3
6
45
12
3 A
B
C
D
E
F
G
HA
B
C
D
E
F
G
H
ZD10
UDZ4.3B
GND
IC1
C13
C4
R10
1K
90
81
85
(J14) (J15)
4.7K
(J16) (J17)
4.7K
VA
BUZZER
DOOR
SW
NCVR
01uF/50V.
C5
(IC-1, 23pin , P43)
INT GND
C2C3C9C1C15 FANC16 CONVECTION
MOTORC6
OL.TTM
T.HEATER
B.HEATERC7 MICROC12C11
(IC-1, 26pin , P40) (IC-1, 29pin , P75)(IC-1, 25pin , P41)(IC-1, 27pin , P77) (IC-1, 28pin,  P76)(IC-A, 30pin , P74)
OVEN
TH
R81R83
R82
C1715K
0C80C13 NCR31
15K
C30 R30
4.7K VCQ10
2SA1037AK
DTA143EKA
DTA143EKA DTA143EKA
DTA143EKAQ25
Q24
Q23
Q22
Q21
Q20 D22
D23DTA123JKA
DTA123JKA
DTA123JKAC21
0.1uF/50V
1510152025
C120.1uF
95
R11
4.7K
R80150KF9.1KF
C1AN4P77P40P41INT2P43P44P45P46P47P51P52P53P54P55P56P57AN0AN1P74P75P76P50AN2AN3AN5AN6AN7VL130
807570656055SEG10SEG15SEG36SEG35SEG34SEG33SEG32SEG31SEG30SEG29SEG28SEG26SEG25SEG24SEG23SEG22SEG21SEG20SEG19SEG18SEG39SEG38SEG37SEG27SEG17SEG16SEG14SEG13SEG12SEG1151
P73P72P71P70RESET35XCINXCOUTXINXOUTVSS40P27P26P25P24P2345P22P21P20P17P1650
C2VL2VL3COM0COM1COM2AVSSVREFVCCSEG0SEG1SEG2SEG3SEG4SEG5SEG6SEG7SEG8
31
SEG10SEG15SEG30SEG29SEG28SEG26SEG25SEG24SEG23SEG22SEG21SEG20SEG19SEG18SEG27SEG17SEG16SEG14SEG13SEG12SEG11SEG1SEG2SEG3SEG4SEG5SEG6SEG7SEG8SEG9SEG31SEG45SEG44SEG43SEG41SEG40SEG39SEG38SEG37SEG36SEG35SEG34SEG33SEG42SEG32COM5COM3COM2COM1SEG15
D30
C8C14Q40
LD1
LD5 LD4
LD3LD2
LD10 LD6LD7 LD8 LD9
15K 15K15K
G6
G9G10G12G11
15KR62
15KR60
15KR61
15KR63
15K R64
15KR65
15KR66
15KR67
G8
G7
G1
G2
G3
G4
G5
R71 15K
R70 15K
R69 15K
R68 15K
NOTE:
:IF NOT SPECIFIED 1/10W± 5%:IF NOT SPECIFIED 1SS355
:IF NOT SPECIFIED 0.01uF/50V
(IC-1, 8pin,  AN2)
(IC-1, 11pin,  P57 and (IC-1, 7pin,  AN3)(L)
(A)
(B)(C)(D)
(L)
CN-G 2LINE,  4COM
(A131)
1Pin 51Pin
C10 LED
SEG9
COM3
COM4
(J1)
CF1
CN-C
C10
47uF/16V
C11
01uF/50V.
5
04
93
82
71
6START
TOUCH ON
POWER
LEVEL
CLOCKROAST
MINUTE
PLUSREHEAT
ROAST
DEFROSTGRILL
PIZZA
GRILL
KITCHEN
TIMERBAKE
COOK
CONVEC
POPCORNCUSTOM
HELP
STOP
CLEAR
(J12) (J13)
4.7K
(J10) (J11)
4.7K
C14
Q11
DTA143EKAR15
4.7K
(E)
50V
P24 P25
P26 P27
C60  330P/50V
C61  330P/50V
C62  330P/50V
C63  330P/50VR75  100K R74  100K R73  100K R72  100K
P44 P45 P46 P47
(E)(F)
(G)
IC-1, 11pin,  P57 )(H)
(I)
(J)
(K)
4MHz
C18
D
I
H
F
J
G
K
B
A
C
AN4
AN5
AN6
AN7
R12 R13 R14
0
(AUTO)
(AUTO)(AUTO)
(AUTO)(AUTO)
(AUTO)
COOKHELP 
						

							R-820JS
40
6
45
12
3
6
45
12
3 A
B
C
D
E
F
G
HA
B
C
D
E
F
G
H
Figure S-4. Printed Wiring Board of Power Unit 
						

							R-820JS
41
*
*
*
∆*∆*∆*
PARTS LIST
Note: The parts marked “∆” may cause undue microwave exposure.
The parts marked “*” are used in voltage more than 250V.
REF. NO. PART NO. DESCRIPTION QTY CODE
ELECTRIC PARTS
1- 1 QSW-MA131WRE0 Secondary interlock switch / door sensing switch 2 AG
1- 1 QSW-MA110WRE0Secondary interlock switch / door sensing switch (Interchangeable)2AH
1- 2 FFS-BA021WRK0Monitor fuse and monitor switch (V-16G-2C25(R))assembly 1 AL
1- 3 RMOTDA254WRZZ Turntable motor 1 AV
1- 3 RMOTDA140WRE0 Turntable motor (Interchangeable) 1 AV
1- 3 RMOTDA188WRE0 Turntable motor (Interchangeable) 1 AS
1- 4 FH-DZA025WRK0 High voltage rectifier assembly 1 AN
1- 5 RC-QZA211WRE0 High voltage capacitor 1 AV
1- 6 RMOTEA370WRE0 Fan motor 1 AX
1- 7 QFSHDA009WRE0 Fuse holder 1 AG
1- 7 QFSHDA010WRE0 Fuse holder (Interchangeable) 1 AD
1- 8 FACCDA074WRE0 Power supply cord 1 AW
1- 9 FH-HZA063WRE0 Thremistor 1 AP
1-10 RMOTEA372WRE0 Convection motor 1 AX
1-11 QTANNA017WRW0 Short terminal 1 AD
1-12 RHET-A223WRE0 Grill heater (Top heater) 2 AV
1-13 RHET-A209WRE0 Bottom heater 1 BA
1-14 RLMPTA030WRE0 Oven lamp 1 AE
1-15 QSOCLA021WRE0 Oven lamp socket 1 AG
1-16 RTHM-A109WRE0 Thermal cut-out 170 deg. 1 AM
1-16 RTHM-A048WRE0 Thermal cut-out 170 deg. (Interchangeable) 1 AH
1-17 RTHM-A078WRE0 Thermal cut-out 125 deg. 1 AK
1-18 RTRN-A568WRE0 Power transformer 1 BP
1-19 RV-MZA222WRE0 Magnetron 1 BN
1-19 RV-MZA267WRE0 Magnetron (Interchangeable) 1 BL1-19 RV-MZA197WRE0 Magnetron (Interchangeable) 1 BM
CABINET PARTS
2- 1 GCABDA097WRW0 Back plate 1 AW
2- 2 GCABUA869WRPZ Outer case cabinet 1 BD
2- 3 GDAI-A305WRW0 Base plate 1 AX
2- 4 GLEGPA074WRE0 Leg 1 AC
CONTROL PANEL PARTS
3- 1 DPWBFC428WRUZ Control unit 1 BK
3- 2 DPNLCB906WRKZ Control panel frame with key unit 1 BB
3- 2-1 JBTN-B267WRTZ Open button 1 AN
3- 2-2 MSPRCA050WRE0 Open button spring 1 AB
3- 2-3 FUNTKB151WREZ Key unit 1 AX
3- 2-4 TCAUAA076WRR0 User caution label 1 AB
3- 3 XEPSD30P08XS0 Screw; 3mm x 8mm 4 AA
OVEN PARTS
4- 1 ************* Oven cavity (Not a replaceable part) 1 --
4- 2 PHOK-A136WRFZ Latch hook 1 AK
4- 3 FDUC-A337WRK0 Air duct assembly 1 BH
4- 4 PCOVPA340WRW0 Sub back plate 1 AQ
4- 5 LANGQA478WRP0 Turntable motor angle 1 AP
4- 6 MSPRTA186WRE0 Plate spring 1 AE
4- 7 NCPL-A051WRE0 Turntable motor shaft 1 AN
4- 8 PSPA-A109WRE0 Spacer 1 AB
4- 9 LBNDKA136WRP0 HV capacitor holder 1 AQ
4-10 NFANJA041WRE0 Fan blade 1 AF
4-11 PDUC-A888WRFZ Fan duct 1 AM
4-12 GCOVHA388WRW0 Bottom heater cover 1 AF
4-13 GLEGPA071WRF0 Leg 1 AG
4-14 LANGFA191WRW0 Chassis support 1 AN
4-15 LANGQA489WRP0 Thermistor angle 1 AW
4-16 LFLG-A030WREZ Bearing 1 AM
4-17 MLEVPA226WRF0 Switch lever 1 AF
4-18 MSPR-A004WRE0 Heat seal spring 2 AF
4-19 PCOV-A011WRP0 Bottom heater angle 2 AM
4-20 PCOVPA339WRE0 Waveguide cover 1 AF
4-21 PCUSGA385WRP0 Cushion 1 AH
4-22 PCUSUA190WRP0 Cushion 1 AC
4-23 PCUSUA191WRP0 Cushion 1 AC
4-24 PDUC-A887WRFZ Air intake duct 1 AG
∆∆ 
						

							R-820JS
42
∆∆
∆
*
REF. NO. PART NO. DESCRIPTION QTY CODE
4-25 PDUC-A692WRP0 Exhaust duct 1 AS
4-26 PDUC-A784WRWZ Air guide 1 AP
4-27 PGLSPA518WRE0 Light glass 1 AZ
4-28 PPACGA090WRE0 Cushion 1 AG
4-29 PREFHA061WRW0 Reflector 1 BE
4-30 PSHEPA487WRE0 Heater film 1 AA
4-31 PSKR-A331WRP0 Air separate angle 1 AY
4-32 MSPRCA113WRE0 H-spring 2 AC
4-33 PCUSGA420WRP0 Cushion 1 AE
4-34 NFANMA047WRP0 Convection fan 1 AX
4-35 NFANMA048WRP0 Cooling fan 1 AX
4-36 PCUSUA499WRP0 Cushion 1 AC
4-37 PDUC-A707WRW0 Convection duct 1 AR
4-38 PFPF-A210WRE0 Thermal insulation 1 AM
4-39 PPIPFA030WRE0 Pipe 1 AK
4-40 PSKR-A339WRP0 Convection air angle 2 AX
4-41 PSKR-A345WRW0 Convection motor angle A 1 AU
4-42 PSKR-A346WRW0 Convection motor angle B 1 AR
4-43 PSLDHA140WRW0 Convection thermal cover 1 AQ4-44 PCUSGA389WRP0 Cushion 1 AG
DOOR PARTS
5- 1 DDORFA857WRK0 Door panel assembly 1 BB
5- 2 GWAKPA948WRRZ Door frame 1 AZ
5- 3 LSTPPA176WRF0 Latch head 1 AN
5- 4 LSTPPA177WRF0 Glass stopper 1 AF
5- 5 MSPRTA187WRE0 Latch spring 1 AC
5- 6 PGLSPA513WRE0 Front door glass 1 AV
5- 7 XCPSD40P06000 Screw : 4mm x 6mm 2 AA
5- 8 XCPSD40P08000 Screw : 4mm x 8mm 6 AA
5- 9 GCOVHA387WRF0 Choke cover 1 AS
MISCELLANEOUS
6- 1 FAMI-A104WRM0 Rack 1 AQ
6- 2 TCAUAA145WRR0 Earth caution 2 AG
6- 3 FSRAHA063WRYZ Turntable support 1 AK
6- 4 NTNT-A092WRH0 Turntable 1 AZ
6- 5 TCAUAA200WRR0 Monitor caution 1 AB
6- 6 TINSEB053WRRZ Instruction book 1 AM
6- 7 FW-VZB045WRE0 Switch harness 1 AG
6- 8 FW-VZB872WREZ Main wire harness 1 BB
6- 9 QW-QZA213WRE0 High voltage wire B 1 AF
6-10 LHLDWA011WRE0 Purse lock M 1 AB
6-11 TCAUAA201WRR0 DHHS caution label 1 AC
6-12 TCAUAA240WRR0 Screw caution 1 AC
6-13 TLABMA978WRRZ Menu label 1 AL
6-14 TLABNB064WRRZ Touch guide 1 AK
SCREWS,NUTS AND WASHERS
7- 1 XHPSD40P08K00 Screw : 4mm x 8mm 13 AA
7- 2 XEPSD40P25000 Screw : 4mm x 25mm 2 AA
7- 3 LX-EZA042WRE0 Special screw 2 AB
7- 4 LX-NZ0061WRE0 Flange nut 4 AA
7- 5 XBPWW30P05K00 Screw : 3mm x 5mm 2 AA
7- 6 XCTWW40P08000 Screw : 4mm x 8mm 8 AB
7- 7 XHPSD30P06000 Screw : 3mm x 6mm 1 AA
7- 8 XHTSD40P08RV0 Screw : 4mm x 8mm 3 AA
7- 9 XOTSD40P12RV0 Screw : 4mm x 12mm 13 AA
7-10 XOTSD40P12000 Screw : 4mm x 12mm 10 AA
7-11 XCPSD40P08000 Screw : 4mm x 8mm 1 AA
7-12 XOTSE40P08000 Screw : 4mm x 8mm 1 AA
7-13 XBTSD40P05000 Screw : 4mm x 5mm 2 AA
7-14 XNEUW40-32000 Nut : 4mm x 3.2mm 1 AA
7-15 XRESE40-06000 Ring : 4mm x 0.6mm 1 AA
7-16 XWHUW40-08000 Washer : 4mm x 0.8mm 1 AA
7-17 XWHUW48-08120 Washer : 4.8mm x 0.8mm 1 AA
7-18 XWSUW40-10000 Washer : 4mm x 1.0mm 1 AA
7-19 LX-CZA070WRE0 Special screw (Torx tamper proof screw) 2 AC 
						

							R-820JS
43
HOW TO ORDER REPLACEMENT PARTS
To have your order filled promptly and correctly, please furnish the fol\
lowing information.
1. MODEL NUMBER 2. REF. NO. 3. PART NO. 4. DESCRIPTION
Order Parts from the authorized SHARP parts Distributor for your area.
Defective parts requiring return should be returned as indicated in the \
Service Policy.
PACKING AND ACCESSORIES
TRAY HOLDER
 (SPADFA424WRE0)
6-4 TURNTABLE TRAY
6-1 RACK
6-14  TOUCH GUIDE
6-6 
INSTRUCTION BOOK
6-3 TURNTABLE SUPPORT
TRAY PAD
  (SPADPA577WRE0)
TOP PAD ASSEMBLY
 (FPADBA381WRK0)
BOTTOM PAD ASSEMBLY
  (FPADBA382WRK0)
WRAP COVER
 (SSAKHA034WRE0)
DOOR PROTECTION SHEET
 (SPADPA204WRE0)
PACKING CASE
FPAK-A519WRKZ Not Replaceable Items. 
						

							R-820JS
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6
45
12
3
6
45
12
3 A
B
C
D
E
F
G
HA
B
C
D
E
F
G
H
OVEN AND CABINET PARTS
7-9
7-8
4-4
7-9
7-19
7-19
7-5
4-1
4-30
7-10
7-10
2-16-2
1-107-15
4-25
4-33
4-29
7-10
7-12
4-32
4-19
4-18
1-11
2-2
4-23
4-26
7-4
4-3
4-397-13
4-36
4-41
7-13
7-10
7-10
7-21-64-11
6-12
4-10
7-1
2-4
2-4
1-19
7-1
4-9
7-9
7-9
7-1
7-9
2-3
1-5
1-13
6-13
1-46-4
6-3
1-1
1-7
1-1
4-17
4-28
1-18
4-12
4-13
6-2
4-19
4-184-324-16
7-4
7-9
7-1
4-6
7-1
6-7
4-2
1-2
7-3
7-10
4-24
4-21
4-14
7-147-18
1-17
7-8
7-6
x3
7-16
4-34
4-40
7-10
6-5
7-10
7-7
4-40
4-37
4-35
4-42
4-38
4-43
7-17
4-31
7-10
4-15
7-1
1-9
1-8
1-12
1-16
1-15
1-14
7-11
4-22
7-17-1
4-7
1-3
4-5
4-84-20
7-6
7-6
7-6
7-8
6-11
A
A
4-27
7-9
7-9
4-44 
						

							R-820JS
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6
45
12
3
6
45
12
3 A
B
C
D
E
F
G
HA
B
C
D
E
F
G
H
5-8
5-3
5-6
5-4
5-5
5-1
5-9
3-2-45-7 5-2
6-1
6-8
6-106-7
6-93-2-1
3-2-3
3-2-2 3-2
3-1
3-3
3-3
Actual wire harness may be different from illustration.
CONTROL PANEL PARTS DOOR  PARTS
MISCELLANEOUS 
						

							R-820JS
04
 SHARP CORP. (5S2.530E) Printed in U.S.A
COPYRIGHT © 2004 BY SHARP CORPORATION
ALL RIGHTS RESERVED.
No part of this publication may be reproduced,
stored in retrieval systems, or transmitted in any
form or by any means, electronic, mechanical,
photocopying, recording, or otherwise, without
prior written permission of the publisher.