Sharp R-21JCA-F Packing and Accessories, Copyright 2005 by Sharp Corporation ALL Rights Reserved

Page 36

R-21JCA-F

PACKING AND ACCESSORIES

TRAY HOLDER

(SPADFA435WRE0)

6-7MENU STICKER

Into	Cavity
	the
Oven

6-1INSTRUCTION BOOK

Not Replaceable Items.

TOP PAD ASSEMBLY

(FPADBA385WRK0)

WRAP COVER

(SSAKHA034WRE0)

DOOR PROTECTION SHEET

(SPADPA204WRE0)

BOTTOM PAD ASSEMBLY (FPADBA386WRK0)

PACKING CASE

SPAKCD803WREZ

COPYRIGHT © 2005 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, me- chanical, photocopying, recording, or other- wise, without prior written permission of the publisher.

'05 SHARP CORP. (10S0.80E) Printed in U.S.A

34

Image 36

Contents Model R-21JCA-F Before Servicing When the testing is completed Dont Touch Before ServicingMicrowave Measurement Procedure RequirementsLeakage test Light Duty Commercial Microwave Oven 21JCA-F Foreword Sharp Electronics CorporationSpecification General InformationMaximum width, depth and height Actual capacity for holding food is lessOven Diagram 10 6Operation Description of Operating SequenceOFF Condition Cooking ConditionFigure O-1 Oven Schematic-OFF Condition FM AMDescription and Function of Components Troubleshooting Guide Test Procedure Possible Case Defective PartsProblem Microwave Output Power Power Transformer TestHigh Voltage Capacitor Test Thermal CUT-OUT Test 125˚C OvenThermal CUT-OUT Test 145˚C Magnetron Door Sensing Switch Monitor Switch TestPrimary Interlock System Test Primary Interlock Relay RY1Control Panel Assembly Test Before testingNoise Filter Test Test Procedures Letter Component Test Relay TestSteps Occurrence Cause or Correction Touch Control Panel Assembly Description of LSIPin No Signal Description Auto clear terminal Power source voltageInternal clock oscillation frequency input setting Power source voltage +5VOther Precautions Touch Control Panel ServicingServicing of Touch Control Panel Servicing ToolsPrecautions for Using LEAD-FREE Solder Using lead-free wire solderEmploying lead-free solder SolderingComponent Replacement and Adjustment Procedure Power Transformer RemovalOuter Case Removal Control Panel Assembly Removal Magnetron RemovalOven Lamp and Lamp Socket Removal Positive Lock Connector NO-CASE Type Removal Antenna Motor RemovalCooling FAN Motor Removal Rear ViewPower Supply Cord Replacement Re-installRemoval Door Parts Removal Antenna Motor Shaft Replacement After any service, make sure of the followingRemoval Installation of Ceramic Shelf Figure C-10. Stirrer Antenna Assembly InstallationPictorialDiagram HighvoltagecomponentsCN-A3 Pin5mm Pitch Figure S-3. Printed Wiring Board Parts List Electric PartsCabinet Parts Control Panel PartsHOW to Order Replacement Parts Door PartsMiscellaneous SCREWS,NUTS and WashersOven and Cabinet Parts Control Panel Parts Packing and Accessories Copyright 2005 by Sharp Corporation ALL Rights Reserved