Sharp MMD24B, MMD24S manual Microwave Drawer Specification, Description

Page 6
MICROWAVE DRAWER SPECIFICATION

MMD24S

MMD24B

MICROWAVE DRAWER SPECIFICATION

ITEM

 

 

DESCRIPTION

 

 

Power Requirements

Canada - 117 Volts / 13.0 Amperes / 1500 Kw / 60 Hz (CUL)

 

 

U.S.A. - 120 Volts / 13.6 Amperes / 1500 Kw / 60 Hz (UL)

 

 

 

Single phase, 3 wire grounded

 

 

 

 

 

 

Power Output

950 watts (IEC TEST PROCEDURE)

 

 

 

Operating frequency of 2450MHz

 

 

Cooking Cavity Dimensions

Width

17-11/32

 

 

 

 

Height

5-7/8"

 

 

 

1.0 Cubic Feet

Depth

17-1/8"

 

 

 

 

 

 

 

 

 

Outside Dimensions

Width

23-13/16"

 

 

 

 

Height

15-5/8"

 

 

 

(Including drawer handle)

Depth

26-3/8"

 

 

 

 

 

 

 

Control Complement

Touch Control System

 

 

 

Clock ( 1:00 - 12:59 )

 

 

 

Timer (0 - 99 min. 99 seconds)

 

 

 

Microwave Power for Variable Cooking

 

 

 

Repetition Rate;

 

 

 

 

P-HI

Full power throughout the cooking time

 

 

P-90

approx.

90% of Full Power

 

 

P-80

approx.

80% of Full Power

 

 

P-70

approx.

70% of Full Power

 

 

P-60

approx.

60% of Full Power

 

 

P-50

approx.

50% of Full Power

 

 

P-40

approx.

40% of Full Power

 

 

P-30

approx.

30% of Full Power

 

 

P-20

approx.

20% of Full Power

 

 

P-10

approx.

10% of Full Power

 

 

P-0

No power throughout the cooking time

 

 

START/EASY MINUTE pad, Defrost pad, Number selection pad, Micro-warm

 

 

pad, Power Level pad, Timer/Clock pad, Stop/Clear pad, Sensor Reheat,

 

 

Sensor Popcorn, Sensor Cook, Open pad, Close pad, Setup/Help, Control Lock

 

 

On/Off, Reheat.

 

 

 

Oven Cavity Light

Yes

 

 

 

 

 

 

 

 

Safety Standard

Canadian Standards Association

 

 

 

Health Canada, Industry Canada

 

 

 

UL Listed

FCC Authorized

 

 

 

DHHS Rules, CFR, Title 21, Chapter 1, Subchapter J

 

 

 

 

 

 

 

 

Image 6
Contents WARNING TO SERVICE PERSONNEL TABLE OF CONTENTSWARNING TO SERVICE PERSONNEL MICROWAVE MEASUREMENT PROCEDUREBEFORE SERVICING Before Servicing WARNING TO SERVICE PERSONNELAfter repairing When the testing is completedA. Requirements MICROWAVE MEASUREMENT PROCEDUREB. Preparation for testing C. Leakage testSERVICE MANUAL DANGER1440 Bridge Gate Dr Diamond Bar, CA If provided, Vent Hood, Fan assembly, Cooling Fan MotorMICROWAVE DRAWER SPECIFICATION DESCRIPTIONGENERAL INFORMATION GROUNDING INSTRUCTIONSDESCRIPTION OF OPERATING SEQUENCE POWER LEVEL P-0 TO P-90 COOKINGOPERATION OFF CONDITIONSENSOR COOKING CONDITION Cooking SequenceMICROWAVE SCHEMATIC OFF CONDITION CLOSED, COOK OFF CONDITTIONDOOR A TOUCH CONTROL PANEL ASSEMBLY TEST TEST PROCEDURESPROCEDURE Before testingCOMPONENT TEST B KEY UNIT TESTC RELAY TEST STEPS Check supply voltage and oven power cordDEFROST TEST The rated AC voltage is not present betweenTESTING METHOD FOR AH SENSOR AND/OR CONTROL UNIT F AH SENSOR TEST Checking the initial sensor cooking conditionWater load cooking test CHECKING CONTROL UNIT R1, R2 22Ω ± 1% 1/2W R3 4.3kΩ ± 5% 1/4W R4 1MΩ ± 5% 1/4WMICROWAVE OUTPUT POWER Refer to the disassembly instructions found on PageG MAGNETRON ASSEMBLY TEST H THERMAL CUT-OUT TESTI SECONDARY INTERLOCK SWITCH TEST J STOP SWITCH TESTK MONITOR SWITCH TEST M POWER TRANSFORMER TEST L BLOWN MONITOR FUSE TEST4 Reset Circuit TOUCH CONTROL PANEL ASSEMBLYControl Unit and Power Unit 5 Indicator CircuitInternal clock oscillation frequency setting input DESCRIPTION OF LSI IC-1Power source voltage 0V GND Power source voltage +5VSignal coming from touch key SignalSegment data signal Signal similar to P23Signal to sound buzzer Magnetron high-voltage circuit driving signalCommon relay driving signal. Square Waveform 60Hz Signal to synchronize LSI with commercial power source frequency1 Structure of Humidity Sensor HUMIDITY SENSOR CIRCUITventilation opening for sensing 2 Operational Principle of Humidity Sensor4. Other Precautions TOUCH CONTROL PANEL SERVICING1 Servicing the touch control panel with power supply of the oven 2. Servicing of Touch Control Panel1. Employing lead-free solder PRECAUTIONS FOR USING LEAD-FREE SOLDER2. Using lead-free wire solder 3. SolderingWARNING AGAINST HIGH VOLTAGE COMPONENT REPLACEMENT AND ADJUSTMENT PROCEDUREWARNING FOR WIRING To prevent an electric shock, take the following pre- cautionsMICROWAVE DRAWER DISASSEMBLY Un-hook/Attach White AC Wire to Bottom Terminal POWER CORD REPLACEMENTUn-hook/Attach Black AC Wire to Top Terminal Un-hook/Attach Ground to metal Tab on Back PlateRe-install STOP SWITCH, SECONDARY INTERLOCK SWITCH AND MONITOR SWITCH REMOVALSTOP SWITCH, SECONDARY INTERLOCK SWITCH AND MONITOR SWITCH ADJUSTMENT After adjustment, check the followingDRAWER/SLIDE RAIL REMOVAL DRAWER ASSEMBLY AND CHOKE REMOVALDRAWER SUPPORT ANGLE REMOVAL 1. Follow the Microwave Drawer disassembly as previouslyACTUATOR REMOVAL/ADJUSTMENT SWITCH ANGLE REMOVAL/ADJUSTMENTSWITCH ANGLE REMOVAL Actuator adjustmentRACK GEAR REMOVAL AUTO DRAWER GEAR REMOVAL/INSTALLATIONBottom cover InstallationHIGH VOLTAGE COMPONENTS to Back PlateFM A Figure S-2. Power Unit CircuitMICRO CN-AUNIT UNITCONTROL F G HFigure S-4. Printed Wiring Board of Power Unit 2.5AA B C D E F G H 5.PrintedWiringBoard UnitControlofCOPYRIGHT 2008 BY DACOR, INC ALL RIGHTS RESERVED