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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.

Содержание R-403HW

Страница 1: ...FRONT COVER WARNING TO SERVICE PERSONNEL 1 MICROWAVE MEASUREMENT PROCEDURE 2 FOREWORD AND WARNING 3 PRODUCT SPECIFICATIONS 4 GENERAL INFORMATION 4 TESTPROCEDURE 6 CPUUNITCIRCUIT 8 PARTS LIST 10 PACKING AND ACCESSORIES 14 S43M207R405HE R 405HK R 405HW R 403HW MICROWAVEOVENS MODELS SUPPLEMENTAL SERVICE MANUAL SHARP ELECTRONCS CORPORATION This document has been published to be used for after sales se...

Страница 2: ...ion and transmission systems shall be repaired replaced or adjusted by procedures described in this manual before the oven is released to the owner e A microwave leakage check to verify compliance with the Federal Performance Standard should be performed on each oven prior to release to the owner BEFORE SERVICING Before servicing an operative unit perform a microwave emission check as per the Micr...

Страница 3: ...e capacitor 4 Disconnect the leads to the primary of the power transformer 5 Ensure that the leads remain isolated from other components and oven chassis by using insulation tape 6 After that procedure reconnect the power supply cord When the testing is completed 1 Disconnect the power supply cord and then remove outer case 2 Open the door and block it open 3 Discharge high voltage capacitor 4 Rec...

Страница 4: ...nter of the oven cavity The water container shall be a low form of 600 ml 20 oz beaker with an inside diameter of approx 8 5 cm 3 1 2 in and made of an electrically nonconductive material such as glass or plastic The placing of this standard load in the oven is important not only to protect the oven but also to insure that any leakage is measured accurately 4 Set the cooking control on Full Power ...

Страница 5: ...oints are ensured A The door is tightly closed B The door brackets and hinges are not defective C The door packing is not damaged D The door is not deformed or warped E There is no other visible damage with the oven Servicing and repair work must be carried out only by trained service personnel DANGER Certain initial parts are intentionally not grounded and present a risk of electrical shock only ...

Страница 6: ...sponsibilityandobligationofthecustomertocontact SPECIFICATION ITEM DESCRIPTION Power Requirements 120 Volts 14 0 Amperes 1600 watts 60 Hertz Single phase 3 wire grounded PowerOutput 1100 watts IEC 705 TEST PROCEDURE Operatingfrequencyof2450MHz CaseDimensions Width 21 11 16 Height 12 3 8 Depth 17 3 8 Cooking Cavity Dimensions Width 15 Height 9 7 16 1 4 Cubic Feet Depth 16 3 4 ControlComplement Touc...

Страница 7: ...ven will not operate unless the door is securely closed 3 Removable turntable support 4 Removable turntable The turntable will rotate clockwise or counterclockwise 5 Oven lamp It will light when oven is operating or door is opened 6 Oven door with see through window 7 Ventilation openings Rear 8 Auto Touch control panel 9 Time display Digital display 99 minutes 99 seconds 10 Wave guide cover 11 Po...

Страница 8: ...ins of the key unit that correspond to the CLEAR pad When the pad is pressed the ohmmeter should indicate short circuit When the pad is released the ohmmeter should indicate open circuit If incorrect readings are obtained the key unit is faulty and must be replaced About the other pads the above method may be used 5 Reconnect all leads removed from components during testing 6 Re install the outer ...

Страница 9: ... TIME LEVEL TIME 0 5lb 60 20sec 40 20sec 30 45sec 10 If improper operation is indicated the control unit is probably defective and should be checked DEFROSTTEST R 403HW WARNING The oven should be fully assembled before following procedure 1 Place one cup of water in the center of the turntable tray in the oven cavity 2 Close the door 3 Touch the DEFROST pad 4 Touch the number pad 2 5 Touch the num...

Страница 10: ...N XOUT VSS P27 P26 P25 P24 P23 P22 P21 P20 VL3 COM0 COM1 COM2 COM3 AVSS VREF VCC SEG0 SEG1 SEG2 SEG3 SEG4 SEG5 SEG6 SEG7 CST4 00MGW R67 15K R66 15K R65 15K R64 15K R63 15K R62 15K R61 15K R60 15K R80 1M R110 15K G F POWER LEVEL CLEAR KEY UNIT DEFROST MINUTE PLUS REHEAT R78 R77 R76 R75 R74 C64 C63 C62 C61 C60 R68 15K R69 15K R70 15K R71 15K R72 15K P70 P71 P41 P45 G CPU UNIT R41 15K R40 4 7K C4 00 ...

Страница 11: ... SEG0 SEG1 SEG2 SEG3 SEG4 SEG5 SEG6 SEG7 CST4 00MGW R67 15K R66 15K R65 15K R64 15K R63 15K R62 15K R61 15K R60 15K R80 1M R110 15K G F KEY UNIT R78 R77 R76 R75 R74 C64 C63 C62 C61 C60 R68 15K R69 15K R70 15K R71 15K R72 15K P70 P71 P41 P45 G CPU UNIT R41 15K R40 4 7K C4 00 01uF 25V POWER UNIT DOOR COM Q20 DTA143EKA Q4 DTA123JS Q3 DTD143ES SP1 Q30 DTA143EKA C20 0 1uF50V F 1SS270A x2 4 7K 1 4W JUMP...

Страница 12: ... 1 AF 3 3 PSHEPB114MRR0 M Graphic sheet R 405HK 1 AG 3 3 PSHEPB124MRR0 M Graphic sheet R 405HW 1 AG 3 3 PSHEPB115MRR0 M Graphic sheet R 403HW 1 AG 3 4 JBTN B151MRF0A M Open button R 405HK 1 AD 3 4 JBTN B155MRF0A M Open button R 405HW 1 AF 3 4 JBTN B150MRF0A M Open button R 403HW 1 AD 3 5 MSPRCA045WRE0 M Open button spring 1 AA 3 6 XEPSD30P06XS0 M Screw 3mm x 6mm 5 AA OVEN PARTS 4 1 LBNDKB007MRP0 M...

Страница 13: ... wire harnes 1 AU 6 3 FROLPB025MRK0 M Turntable support 1 AN 6 4 NTNT A108WREZ M Turntable tray 1 AM 6 5 TCAUAB045MRR0 M Monitor caution label 1 AA 6 6 TCAUAB038MRR0 M DHHS Screw caution label 1 AB 6 7 TINSEB355MRK0 M Operation manual R 405HK HW 1 AD 6 7 TINSEB333MRK0 M Operation manual R 403HW 1 AD 6 8 QW QZB016MRE0 M High voltage wire A 1 AC SCREWS NUTSANDWASHERS 7 1 LX BZA041WRE0 M Special scre...

Страница 14: ... E F G H A B C D E F G H OVEN AND CABINET PARTS 2 3 4 7 6 6 1 5 4 6 4 8 4 9 6 4 6 3 2 1 7 5 1 10 4 10 7 2 7 2 4 3 1 11 1 8 7 3 7 5 7 5 7 6 4 2 7 4 1 9 1 3 1 4 7 1 1 7 1 7 4 4 7 1 4 1 1 1 1 2 2 2 2 2 2 2 2 2 7 4 7 4 4 11 7 4 6 5 1 6 4 5 1 12 7 4 7 7 7 4 7 7 1 6 ...

Страница 15: ...erent from illustration 6 8 6 2 6 1 3 3 3 2 3 5 3 1 3 4 3 6 5 1 2 5 1 1 5 1 5 4 5 3 5 2 5 7 5 8 Items 5 9 5 6 5 7 are not included with assembly 5 1 5 6 5 5 5 9 5 4 5 1 5 1 2 5 1 1 5 3 5 2 3 1 3 3 3 5 3 2 3 6 3 4 R 405HK HW R 403HW Control Panel Parts Door Parts Control Panel Parts Door Parts Miscellaneous 5 5 5 6 ...

Страница 16: ... AND ACCESSORIES DOOR PROTECTION SHEET PLASTIC BAG PACKING CASE TOP PAD ASSEMBLY INTO THE OVEN CAVITY 6 4 TURNTABLE TRAY 6 7 OPERATION MANUAL BOTTOM PAD ASSEMBLY TRAY HOLDER 6 3 TURNTABLE SUPPORT ON TOP OF THE OVEN Non replaceable items ...

Страница 17: ...15 R 405HK R 405HW R 403HW NOTES ...

Страница 18: ...16 R 405HK R 405HW R 403HW NOTES ...

Страница 19: ...17 R 405HK R 405HW R 403HW NOTES ...

Страница 20: ...HT 2003 BY SHARP CORPORATION ALL RIGHTS RESERVED No part of this publication may be repro duced stored in retrieval systems or trans mitted in any form or by any means elec tronic mechanical photocopying recording orotherwise withoutpriorwrittenpermission of the publisher ...

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