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R - 5 0 8 F S

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 contain 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 Rectifier 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 ........................................................................................................................................................... 9
PACKING AND ACCESSORIES .......................................................................................................................... 13

S52M188R508FE

R-508FS

MICROWAVE OVEN

MODEL

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-508FS

This is a supplemental Service Manual for model R-508FS.
This model is quite simular to base models R-510FK/FW (S12M182R510FE).
Use this supplemental manual together with the base model Service Manual for complete operation and service information.

Содержание R-508FS

Страница 1: ... 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 TESTPROCEDURE 6 CPUUNITCIRCUIT 8 PARTSLIST 9 PACKINGANDACCESSORIES 13 S52M188R508FE R 508FS MICROWAVEOVEN MODEL SUPPLEMENTALSERVICEMANUAL SHARP ELECTRONCS CORPORATION This document has been published to be use...

Страница 2: ...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 Microwave Me...

Страница 3: ...tor 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 Reconnect t...

Страница 4: ...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 Cooking ...

Страница 5: ...or 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 during servicing Service person nel Do not contact the ...

Страница 6: ...obligationofthecustomertocontact SPECIFICATION ITEM DESCRIPTION PowerRequirements 120 Volts 14 3 Amperes 1700 watts 60 Hertz Single phase 3 wire grounded PowerOutput 1200 watts IEC 705 TEST PROCEDURE Operatingfrequencyof2450MHz CaseDimensions Width 24 Height 13 3 8 Depth 19 1 8 Cooking Cavity Dimensions Width 17 3 8 Height 10 1 2 2 0 Cubic Feet Depth 18 5 8 ControlComplement Touch Control System C...

Страница 7: ...oven 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 P...

Страница 8: ...respond to the STOP CLEAR pad When the pad is pressed the ohmmeter should indicate short circuit When the pad is released the ohmmeter should indicateopencircuit Ifincorrectreadingsareobtained thekeyunitisfaultyandmustbereplaced About the other pads the above method may be used 6 Reconnect all leads removed from components during testing 7 Re install the outer case cabinet 8 Reconnect the power su...

Страница 9: ...procedure re connect the power supply cord 7 Remove the outer case and check voltage between the normal open terminal of the relay RY1 and the normal open terminal of the relay RY2 on the control unit with an A C voltmeter The meter should indicate 120 volts if not check oven circuit RY1 and RY2 Relay Test These relays are operated by D C voltage Check voltage at the relay coil with a D C voltmete...

Страница 10: ...E G11 S E G12 S E G13 S E G14 S E G15 S E G16 S E G17 S E G18 S E G19 S E G20 S E G21 S E G22 COM3 COM2 C0M1 38 37 36 35 34 33 32 31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16 15 S TOP CLE AR 53 52 51 50 41 PR E S E T LE D GND VC INT AN7 AN6 AN5 AN4 BUZZE R VR MICR O D20 OVE N LAMP FAN MOTOR TUR NTABLE MOTOR DOOR S E NS ING S WITCH NOTE IF NOT S PCIFIE D 1 16W 5 C 4 0 1µ 50v C 11 0 01µ 25v C 5 0...

Страница 11: ...108M M Capacitor 1000 uF 25V 1 AB C3 VCEA0A1AW227M M Capacitor 220 uF 10V 1 C21 VCEAB31VW106M J Capacitor 10 uF 35V 1 AA D1 4 RH DZA006PRE0 J Diode 1N4002 4 AD D20 22 VHD1SS270A 1 J Diode 1SS270A 3 AA D40 VHD1SS270A 1 J Diode 1SS270A 1 AA LD1 4 RH PXA002DRZZ M Light emitting diode 4 Q21 VSKRC243M 3 J Transistor KRC243M 1 AB R1 VRD B12HF561J J Resistor 560 ohm 1 2W 1 AA RY1 2 RRLY A114DRE0 J Relay ...

Страница 12: ...MRF0 M Choke cover 1 AG 5 10 XEPSD30P06XS0 M Door screw 1 AA 5 11 PCUSUB058MRP0 M Door cushion 1 AB MISCELLANEOUS 6 1 FW VZB125MRE0 M Stop switch harness 1 AF 6 2 FW VZB192MRE0 M Main wire harnes 1 AU 6 3 TLABBB007MRE0 M Cavity hole cover 1 AA 6 4 FROLPB025MRK0 M Turntable support 1 AN 6 5 NTNT A099WRE0 M Turntable tray 1 AT 6 6 TCAUAB045MRR0 M Monitor caution label 1 AA 6 7 TCAUAB038MRR0 M DHHS S...

Страница 13: ...G H OVEN AND CABINET PARTS 2 3 4 7 6 7 1 5 4 6 4 8 4 9 6 3 6 5 6 4 2 1 7 5 1 11 4 10 7 2 7 2 7 4 4 3 1 12 1 9 7 3 7 6 7 5 1 8 7 7 4 2 7 4 1 10 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 12 7 4 6 6 1 6 4 5 1 13 7 8 7 6 7 8 7 6 1 6 4 11 7 9 7 9 ...

Страница 14: ... 3 A B C D E F G H A B C D E F G H CONTROL PANEL PARTS Actual wire harness may be different from illustration 6 9 6 2 6 1 5 6 5 9 5 4 5 5 5 2 5 10 5 1 5 3 5 7 5 11 5 8 3 2 1 3 2 3 5 3 3 3 4 3 2 3 3 2 2 3 1 3 6 MISCELLANEOUS DOOR PARTS ...

Страница 15: ...ESSORIES DOOR PROTECTION SHEET PLASTIC BAG PACKING CASE TOP PAD ASSEMBLY INTO THE OVEN CAVITY 6 5 TURNTABLE TRAY 6 8 OPERATION MANUAL BOTTOM PAD ASSEMBLY TRAY HOLDER 6 4 TURNTABLE SUPPORT ON TOP OF THE OVEN Non replaceable items ...

Страница 16: ...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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