PU7E8023P-KMicrowave Oven

NSTRuctTIONS MPOR1ANT SAFETY seNice facility for exami'lation, repair or replacement. Do not attempt to service or repair !his appfiance. , O. Do not cover or block any openings on the appliance. Do not store Items on top of microwave oven if there are louvers on top 0; oven. ". Do not store this appiiance outdoors. Do not use this product near water-for example, near a kitchen sink, in G wet basement. or near a. swimming poot, and the like. i 2. Do not immerse cord of plug in water. i 3. Keep cord away from heated surfa~s.. 14. Do not let cord hang over edge or table or counter. 15. When clearnng surfaces of door Gnd oven that come together on closing the Ooor, use only miid, nonabrasive soaps or detergents applied with a sponge or soft cloth. '6. To reduce the risk oj fire in the oven cavity: a. Do not overcook food. espel:;ia:lly s;archy items such as potatoes and fatty items such as bacon. Careiully attend appfiance if paper, plcstic. or other combustible materials are .placed inside the oven to facilitate cooking. b. Remove wire twist.ties from paper or pl2Stic bag before placing bag in oven. c. If materials inside the oven should ignite. keep oven door closed, turn oven oH, and disconnec1 the power cord. or shut off power at the fuse or cirC'oJit breaker pan~. d. Do not use the cavity for storage purposes. Do nOlleave paper produCts. cooking ulensils. or food in the cavity when not in use. e. Do nol put metal i~sjde the oven, e:<cepl as spe~ificaJly descnbed In Ihe manual or cookbook if supplied \vilh this oven. Wh,en using electricaJ appliances, basic safety precotIJlions should be follov/ed. including the following: VvARNING- To reduce the ~K or bums, electrical sh~~.firs, injury iO persons br exposure to excessive mi~..o~V2ve energy: , .IREP.D ALL. THE INSTRUCTIONS SE"i=ORE USING ;-. ;- Apo UANC- I Mc.. C, I 2. 1 Read and follow the spe!:lfic .Precautions to avoid : possible exposure to excessive mic:owave energy" foUnd ~bove. 3. This ~ppliaiice mus, be grounded and properly "'polarized. Connect only to a properly grounded and :"_i~..-~ ,.. o+4-t ~~c - fOlllrinnIns'~ ~. "" ~n 3~Ql1L~..vuu~\.~-- \.: _._~ \I'""'-oA.Ag ~,~e . i ,. - 4. InSt~1I or loc~te this appliance only in ac:ordance vlith the ins\altation instructions desc.ibed in this manual, s. Some produc:s such as whole eggs and sealed , icohtainers. such as closed glass jars. mayexpjode I and shouid not be heated in this oven. ! 6., i Vse this appliance only for its intended use as : described in the manual. Do not use corrosive : ]. ch~micals or vapors in ~is appliance. This type of ov~n is specifICally designed to heat. cook. dry, or ! d~ito~t food. It is not designed for industrial, . i,tabOra;torv, or commercial use. It is intended for , hqme use only. Do not use for drying clothes, linens, 'newspaper, or similar non-lood type items. , 7;' Make sure that all persons using this applianc~, :e~peciall't chiidren, are ~'osely supe.rvised ,and properly Inztrucled on how to usa thIS appliance. I 8.: D6 nol operate Chis appl~ance j,t it has a damaged ~rd or plug, it i: is not wboon9 propen}', or if it has . : belen oamagc-j Or orop~d. g.~ This appliance S:1Ould b~ serviced oniy by Qualified : :.ervic~ per:ionnel, Contact Ihe nearest authorized A. po not attempt to ope~ate this oven with C. Do not operate the oven if it is damaged. the door open since open-door operation It is particularly importan~that the oven door , !can result.in.harmful ~xposure ~o microwave close properly and thai t~ere is no damage to lenergy. It IS Important Inot to deleat or the (1) Door (bent), (2)1 hinges and latches itamper with the safety interlocks. (broken or loosened), (3) door s2als and .bsealing sunaces. 8. Do not place any obJet belween loven front face and th~ door or allow D. The oven should not qe adjusted or repaired ,soil or. cleaner residue to accumulate on by anyone except properly qualified service ,sealing suriaces. personnel. TABLE OF CONTENTS clause contents I page Introduction and Safety precautions 00 1 2 3 4 5 1 2 3 4 5 Introduction Safety Precautions Exploded Views Schematic Diagrams Parts List Heating Principle of Microwave 6 2.0 Troubleshooting Procedures 7 Common breakdown and means of repairing 12 4.0 Critical Parts Servicing 13 1 2 3 4 important things to do prior to critical parts servicing interlock assembly replacement and adjustment door and hinge replacement and adjustment magnetron replace ment 13 13 13 13 5.0 Safety checks and tests after servicing14 1 2 3 14 14 15 constructional checks insulation resistance test microwave leakage test INTRODUCTION This Microwave Oven Service Manual is printed in a loose leaffonnat. Each part is ;divi<ied into sections relating to a general group of components and each section is subdivided into various parts describing a particular component or service procedure :The subdividing of the subject matter plus the loose leaf form will facilitate the updating of the manual as new or revised components and service procedures are introduced. Each page of this service manual will be identified in the lower right hand comer 9nd as new or revised pages are published it will be easy to keep the manual up to date 'by following the filing instructions on the cover letter. This Service Manual is a valuable service tool and.care should be taken to keep it up to date by prompt and proper filling of subsequent pages as they are issued. SAFETY PRECAUTIONS tHIS! ~~NUAL, AS WELL AS THE INFORMATION CONTAINED IN IT, IS TO BE USED ONLY BY If.N AUTHORIZED SERVICE TECHNICIAN FAMILIAR WITH AND KNOWl..EDGEABLE OF ~ROPER SAFETY AND SERVICING PROCEDURES AND POSSESSING HIGH QUALITY TEST EQUIPMENT ASSOCIATED WITH MICROWAVE AND ELECTRICAL APPLIANCE REPAIR. IALL INDIVIDUALS WHO ATTEMPT REPAIRS BY IMPROPER MEANS OR ADJUSTMENT, ~UBJECT THEMSELVES AND OTHERS TO THE RISK OF SERIOUS OR FATAL INJURY. THE HEATING PRINCIPLE OF MICROWAVE Microwave Is one kind of radio wave wllose wavelenltll is vcry soort. rrcquency is ver…

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EUT – Chassis Front View EUT – Chassis Rear View EUT – Chassis Top View EUT – Chassis Bottom View

FCC PRODUCT LABELING AND WARNING STATEMENT Proposed FCC Label Format Specifications: Text is white in color and is left justified. Labels are silk-screened and shall be “permanently affixed” at a conspicuous location on the EUT. Proposed Label Location on EUT Rear View of EUT Proposed FCC ID Location FCC Warning Statement Generally the FCC Warning Statement is provided in the product manual. Per FCC Section 15.19 (3), all devices shall bear the following statement in a conspicuous location on the device: “This device complies with Part 15 of the FCC Rules. Operation is subject to the flowing two conditions: (1) this device may not cause harmful interference, (2) this device must accept any interference received, including interference that may cause undesired operation.” When the device is so small or for such use that it is not practicable to place the statement specified, the information shall be placed in a prominent location in the instruction manual or pamphlet supplied to the user or alternatively, shall be placed on the container in which the device is marketed. However, the FCC identifier or the unique identifier, as appropriate, must be displayed on the device. FCC:PU7E8023P-K

EUT – Chassis Uncovered Left View EUT – Chassis Uncovered Right View EUT – Chassis Uncovered Top View Controller PCB Component View Controller PCB Solder View

Note: This report may not be duplicated without prior written consent of Bay Area Compliance Laboratory Corporation. This report must not be used by the client to claim product endorsement by NVLAP or any agency of the U.S. Government. FCC ID PER PART 18 EMI MEASUREMENT AND TEST REPORT For Shunde MD Microwave Oven Manufactory Co., Ltd. Penglai Road, Beijiao, Shunde, Guangdong, P.R. China FCC ID: PU7E8023P-K November 8, 2001 This Report Concerns: Original Report Equipment Type: Microwave Oven – Consumer ISM Equipment Test Engineer: Hien Pham Test Date: October 22, 2001 Reviewed By: John Y. Chan – Engineering Manager Prepared By: Bay Area Compliance Laboratory Corporation 230 Commercial Street, Suite 2 Sunnyvale, CA 94085 Tel: (408) 732-9162 Fax: (408) 732-9164 Shunde MD Microwave Oven Manufactory Co., Ltd. FCC ID: PU7E8023P-K Report # Test Report FCC ID Per Part 18 Test Report Page 2 of 16 TABLE OF CONTENTS 1 - GENERAL INFORMATION.................................................................................................................................................3 1.1 PRODUCT DESCRIPTION FOR EQUIPMENT UNDER TEST (EUT)........................................................................................3 1.2 OBJECTIVE................................................................................................................................................................................3 1.3 TEST METHODOLOGY..............................................................................................................................................................3 1.4 TEST FACILITY.........................................................................................................................................................................3 1.5 TEST EQUIPMENT LIST AND DETAILS...................................................................................................................................4 1.6 LOCAL SUPPORT EQUIPMENT LIST AND DETAILS...............................................................................................................4 2 – OPERATING CONDITION/TEST CONFIGURATION.............................................................................................5 2.1 JUSTIFICATION..........................................................................................................................................................................5 2.2 SCHEMATICS / BLOCK DIAGRAM...........................................................................................................................................5 2.3 EQUIPMENT MODIFICATIONS.................................................................................................................................................5 2.4 CONFIGURATION OF TEST SYSTEM.......................................................................................................................................6 2.5 TEST SETUP BLOCK DIAGRAM...............................................................................................................................................6 3 – RADIATION HAZARD MEASUREMENT.....................................................................................................................7 3.1 RADIATION HAZARD MEASUREMENT...................................................................................................................................7 3.2 INPUT POWER...........................................................................................................................................................................7 3.3 LOAD FOR MICROWAVE OVENS............................................................................................................................................7 3.4 RF OUTPUT POWER MEASUREMENT....................................................................................................................................8 3.5 OPERATING FREQUENCY MEASUREMENT............................................................................................................................9 4 - RADIATED EMISSION DATA..........................................................................................................................................15 4.1 MEASUREMENT UNCERTAINTY...........................................................................................................................................15 4.2 EUT SETUP.............................................................................................................................................................................15 4.3 SPECTRUM ANALYZER SETUP..............................................................................................................................................15 4.4 TEST PROCEDURE..................................................................................................................................................................15 4.5 CORRECTED AMPLITUDE & MARGIN CALCULATION.......................................................................................................16 4.6 SUMMARY OF TEST RESULTS...............................................................................................................................................16 4.7 RADIATED EMISSIONS TEST RESULT DATA.......................................................................................................................16 Shunde MD Microwave Oven Manufactory Co., Ltd. FCC ID: PU7E8023P-K Report # Test Report FCC ID Per Part 18 Test Report Page 3 of 16 1 - GENERAL INFORMATION 1.1 Product Description for Equipment Under Test (EUT) The Shunde MD Microwave Oven Manufactory Co., Ltd.’s model, E8023P-K or the “EUT” as referred to in this report is a microwave oven which measures approximately 14.50”L x 18.00”W x 10.75”H. The EUT provides following features: • Micro Wave Main Unit Manufacturer: SAMSUNG Model: OM75S(71) Seria…

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Setup Photographs Conducted Setup Photograph – Front View Conducted Setup Photograph – Side View Variation with Time Setup – Front View Variation with Time Setup – Rear View Variation with Voltage Setup – Front View Variation with Voltage Setup – Rear View