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Sharp R-190HK Supplemental Service Manual

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SUPPLEMENTAL SERVICE MANUAL
This is a supplemental Service Manual for Models R-190HK and R-190HW. These models are
quite similar to base model R-201FW. Use this supplemental manual together with the Base
Model Service Manual (Refer No. is S1201R201FPW/) for complete operation, service informa-
tion, etc..
BEFORE SERVICING ...................................................................................................... INSIDE FRONT COVER
WARNING TO SERVICE PERSONNEL ................................................................................................................ 1
MICROWAVE MEASUREMENT PROCEDURE ................................................................................................... 2
FOREWORD AND WARNING ............................................................................................................................... 3
PRODUCT DESCRIPTION .................................................................................................................................... 4
TOUCH CONTROL PANEL VIEW ........................................................................................................................ 5
OVEN SCHEMATIC ............................................................................................................................................... 5
TEST PROCEDURE .............................................................................................................................................. 6
PARTS LIST .......................................................................................................................................................... 7
PACKING AND ACCESSORIES ........................................................................................................................... 8
SHARP CORPORATION
MODELS
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

This document has been published to be used for after
sales service only.
The contents are subject to change without notice.
11
MICROWAVE OVEN
R-190HK
R-190HW
R - 1 9 0 H K
R-190HW
S1302R190HPW/
Page

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Summary of Contents for Sharp R-190HK

  • Page 1: Table Of Contents

    Voltage Power Transformer, Magnetron, High Voltage Recti- fier Assembly, High Voltage Harness etc..) This is a supplemental Service Manual for Models R-190HK and R-190HW. These models are quite similar to base model R-201FW. Use this supplemental manual together with the Base Model Service Manual (Refer No.

  • Page 2: Precautions To Be Observed Before And During Servicing To Avoid Possible Exposure To Excessive Microwave Energy

    Before servicing an operative unit, perform a microwave emission check as per the Microwave Measurement Procedure outlined in this service manual. If microwave emissions level is in excess of the specified limit, contact SHARP ELECTRONICS CORPORATION immediately @1-800-237-4277. If the unit operates with the door open, service person should 1) tell the user not to operate the oven and 2) contact SHARP ELECTRONICS CORPORATION and Food and Drug Administration's Center for Devices and Radiological Health immediately.

  • Page 3: Warning To Service Personnel

    R - 1 9 0 H K R-190HW WARNING TO SERVICE PERSONNEL Microwave ovens contain circuitry capable of pro- ducing very high voltage and current, contact with following parts may result in a severe, possibly fatal, electrical shock. (Example) High Voltage Capacitor, High Voltage Power Trans- former, Magnetron, High Voltage Rectifier Assem- bly, High Voltage Harness etc..

  • Page 4: Microwave Measurement Procedure

    R - 1 9 0 H K R-190HW MICROWAVE MEASUREMENT PROCEDURE A. Requirements: 1) Microwave leakage limit (Power density limit): The power density of microwave radiation emitted by a microwave oven should not exceed 1mW/cm at any point 5cm or more from the external surface of the oven, measured prior to acquisition by a purchaser, and thereafter (through the useful life of the oven), 5 mW/cm at any point 5cm or more from the external surface of the oven.

  • Page 5: Foreword And Warning

    Information for the SHARP MICROWAVE OVENS, R-190HK and R-190HW. The models R-190HK and R-190HW are quite similar to base model R-201FW (Refer No. is S1201R201FPW/). It is recommended that service personnel carefully study the entire text of this manual and the base model's manual so that they will be qualified to render satisfactory customer service.

  • Page 6: Product Description

    R - 1 9 0 H K R-190HW PRODUCT DESCRIPTION SPECIFICATIONS ITEM DESCRIPTION Power Requirements 120 Volts 60 Hertz Single phase, 3 wire grounded Power Consumption 1100W / Approx. 9.6 Amperes Power Output 650 W nominal of RF microwave energy (IEC Test procedure) Operating frequency 2450 MHz Case Dimensions Width 18-1/8"...

  • Page 7: Touch Control Panel View

    R - 1 9 0 H K R-190HW TOUCH CONTROL PANEL SCHEMATIC NOTE: CONDITION OF OVEN 1. DOOR CLOSED 2. CLOCK APPEARS ON DISPLAY NOTE: " " indicates components with potential above 250V. C/T FUSE TEMPERATURE FUSE (OVEN) N.O. POWER TRANSFORMER COM.

  • Page 8: Test Procedure

    R - 1 9 0 H K R-190HW TEST PROCEDURES PROCEDURE COMPONENT TEST LETTER KEY UNIT TEST 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.

  • Page 9: Parts List

    PCUSUA605WRPZ Cushion CONTROL PANEL PARTS 3- 1 FPNLCB737WRKZ Control panel frame with key unit [R-190HW] 3- 1 FPNLCB738WRKZ Control panel frame with key unit [R-190HK] 3- 1-1 PSHEPA928WREZ Graphic sheet [R-190HW] 3- 1-1 PSHEPA929WREZ Graphic sheet [R-190HK] 3- 1-2 QSW-KA014DRZZ...

  • Page 10: Packing And Accessories

    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 TOP PAD ASSEMBLY...
  • Page 11 R - 1 9 0 H K R-190HW OVEN AND CABINET PARTS 7-10 7-10 7-10 7-10 7-10 4-12 7-10 1-10 4-11 7-10 1-11 7-11 4-10...
  • Page 12 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. 2003 SHARP CORP. (1S1.700E) Printed in U.S.A...

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