Sharp R-405HK Manuale di Servizio

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R-405HK
R-405HW
R-403HW
In the interest of user-safety the oven should be restored to its original
condition and only parts identical to those specified should be used.
WARNING TO SERVICE PERSONNEL: Microwave ovens con-
tain circuitry capable of producing very high voltage and
current, contact with following parts may result in a severe,
possibly fatal, electrical shock. (High Voltage Capacitor, High
Voltage Power Transformer, Magnetron, High Voltage Recti-
fier Assembly, High Voltage Harness etc..)
TABLE OF CONTENTS
Page
PRECAUTIONS TO BE OBSERVED BEFORE AND DURING SERVICING TO
AVOID POSSIBLE EXPOSURE TO EXCESSIVE MICROWAVE ENERGY.................. INSIDE FRONT COVER
BEFORE SERVICING ..................................................................................................... INSIDE FRONT COVER
WARNING TO SERVICE PERSONNEL .............................................................................................................. 1
MICROWAVE MEASUREMENT PROCEDURE .................................................................................................. 2
FOREWORD AND WARNING ............................................................................................................................. 3
PRODUCT SPECIFICATIONS............................................................................................................................. 4
GENERAL INFORMATION ................................................................................................................................. 4
TEST PROCEDURE ..............................................................................................................................................6
CPU UNIT CIRCUIT ...............................................................................................................................................8
PARTS LIST ........................................................................................................................................................10
PACKING AND ACCESSORIES .........................................................................................................................14
S43M207R405HE
R-405HK
R-405HW
R-403HW
MICROWAVE OVENS
MODELS
SUPPLEMENTAL SERVICE MANUAL
SHARP ELECTRONCS CORPORATION
This document has been published to be used for after
sales service only.
The contents are subject to change without notice.
Service Headquarters: Sharp Plaza, Mahwah, New Jersey, 07430-2135
R-405HK
R-403HW
This is a supplemental Service Manual for Microwave Oven models R-405HK/HW & R-403HW. These models are quite
similar to the base models R410HK/R-410HW/R-409HK; (S33M206R410HE).
This supplemental manual must be used in conjunction with the base model service manual for complete operation,
service, safety and replacement parts information.
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Sommario

Pagina 1 - MICROWAVE OVENS

R-405HKR-405HWR-403HWIn the interest of user-safety the oven should be restored to its originalcondition and only parts identical to those specified s

Pagina 2 - BEFORE SERVICING

8R-405HKR-405HWR-403HW645123645123ABCDEFGHABCDEFGHFigure S-3. CPU Unit Circuit (R-405HK/HW)R74 - R78:270Kx5C60 - C64:330pF/50Vx5OVEN LAMPTURNTABLE MOT

Pagina 3 - WARNING TO SERVICE PERSONNEL

9R-405HKR-405HWR-403HW645123645123ABCDEFGHABCDEFGHFigure S-3. CPU Unit Circuit (R-403HW)R74 - R78:270Kx5C60 - C64:330pF/50Vx5OVEN LAMPTURNTABLE MOTORF

Pagina 4

10R-405HKR-405HWR-403HWREF. NO. PART NO. § DESCRIPTION Q'TY CODEPARTS LISTNote: The parts marked “∆∆∆∆∆” may cause undue microwave exposure.The p

Pagina 5 - SUPPLEMENTAL SERVICE MANUAL

11R-405HKR-405HWR-403HWHOW TO ORDER REPLACEMENT PARTSTo have your order filled promptly and correctly, please furnish the following information.1. MOD

Pagina 6 - SPECIFICATION

12R-405HKR-405HWR-403HW645123645123ABCDEFGHABCDEFGHOVEN AND CABINET PARTS2-34-76-61-54-64-84-96-46-32-17-51-104-107-27-24-31-111-87-37-57-57-64-27-41-

Pagina 7 - OVEN DIAGRAM

13R-405HKR-405HWR-403HW645123645123ABCDEFGHABCDEFGHActual wire harness may be different from illustration.6-86-26-13-33-23-53-13-43-65-1-25-1-15-15-45

Pagina 8

14R-405HKR-405HWR-403HWPACKING AND ACCESSORIESDOOR PROTECTION SHEET PLASTIC BAG PACKING CASE TOP PAD ASSEMBLY INTO THE OVEN CAVITY6-4 TURNTABLE TRA

Pagina 9 - TEST PROCEDURES

15R-405HKR-405HWR-403HWNOTES

Pagina 10 - LIQUID CRYSTAL DISPLAY

16R-405HKR-405HWR-403HWNOTES

Pagina 11

17R-405HKR-405HWR-403HWNOTES

Pagina 12 - PARTS LIST

R-405HKR-405HWR-403HWPRECAUTIONS TO BE OBSERVED BEFORE ANDDURING SERVICING TO AVOID POSSIBLEEXPOSURE TO EXCESSIVE MICROWAVEENERGY(a) Do not operate or

Pagina 13 - SCREWS,NUTS AND WASHERS

18R-405HKR-405HWR-403HW2003SHARP CORP. (3M2.00E) Printed in U.S.ACOPYRIGHT © 2003 BY SHARP CORPORATIONALL RIGHTS RESERVED.No part of this publication

Pagina 14 - OVEN AND CABINET PARTS

1R-405HKR-405HWR-403HWWARNING TO SERVICE PERSONNELMicrowave ovens contain circuitry capable of pro-ducing very high voltage and current, contact withf

Pagina 15 - R-405HK/HW

2R-405HKR-405HWR-403HWMICROWAVE MEASUREMENT PROCEDUREA. Requirements:1) Microwave leakage limit (Power density limit): The power density of microwave

Pagina 16 - PACKING AND ACCESSORIES

3R-405HKR-405HWR-403HWSHARP ELECTRONICS CORPORATIONSHARP PLAZA, MAHWAH,NEW JERSEY 07430-2135SUPPLEMENTAL SERVICE MANUALMICROWAVE OVENSR-405HK/R-405HW/

Pagina 17

4R-405HKR-405HWR-403HWGENERAL INFORMATIONGROUNDING INSTRUCTIONSThis oven is equipped with a three prong grounding plug. It must be plugged into a wall

Pagina 18

5R-405HKR-405HWR-403HWa qualified electrician and have it replaced with a properly groundedthree-pronged wall receptacle or have a grounding adapter p

Pagina 19

6R-405HKR-405HWR-403HWKey UnitPinNO. G1PinNO. G13Key unit ribbon cableKey unit (Membrane Switch) front viewG10G11G12G13G9G8 G7 G6 G5 G4 G3 G2 G1POPCOR

Pagina 20

7R-405HKR-405HWR-403HWTEST PROCEDURESPROCEDURELETTERCOMPONENT TESTL DEFROST TEST (R-405HK/HW)WARNING : The oven should be fully assembled before follo

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