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...

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
Figure S-4. Printed Wiring Board of Power Unit 

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*
*
*
∆*∆*∆*
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...

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∆∆
∆
*
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...

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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...

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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...

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
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photocopying, recording, or otherwise, without
prior written permission of the publisher.