Sharp R-580D Service Manual Download Page 5 | Manualshive

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R-580D

3

APPEARANCE VIEW

1. Door handle
2. Touch control panel
3. Digital readout
4. See through door
5. Door seals and sealing surfaces
6. Door safety latches
7. Door hinges
8. Coupling

9. Menu label
10.Oven lamp
11.Waveguide cover
12.Turntable tray
13.Turntable support
14.Ventilation openings
15.Power supply cord

NOTE:
The directed features are disabled after three minutes when the oven is not in use. These features are
automatically enabled when the door is opened and closed or the STOP/ CLEAR pad is pressed.

1. SENSOR INSTANT REHEAT PADS

Press once to rehaet 1 of 6 popular menus. (See Note.)

2. SENSOR COOK PADS

Press to select a Sensor Cook menus.

3. SLOW COOK PAD

Press to cook slowly and for a longer time.

4. HELP PAD

Press to select auto start, child lock, demonstration modes or info on pads.
Press to get cooking information.

5. EXPRESS DEFROST PAD

Press to select the Express Defrost menu.

6. EASY DEFROST PAD

Press to defrost frozen food by entering quantity.

7. NUMBER PADS

Press to enter cooking times, clock time, weight or quantity of food.

8. POWER LEVEL PAD

Press to select microwave power setting. If not pressed, HIGH is automatically selected.
Press to after the cooking result for automatic operations.

9. TIMER/CLOCKPAD

Press to set clock or timer.

10. STOP/CLEAR PAD

Press to clear during programming.
Press once to stop operation of oven during cooking; press twice to cancel cooking programme.

11. INSTANT COOK/START PAD

Press once to cook for 1 minute on HIGH or increase by 1 minute multiples each time this pad is pressed during cooking. Press
to start the oven after setting programmes. (See note.)

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1

6

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15

13

12

3

Breakfast

Bar

Sensor Cooking

More from your Microwave

Vegetables

Popcorn

Linch on
the Run

Super
Defrost

Compu
Defrost

One Dish
Dinners

Beverage

center

Frozen
Foods

Main

Entrees

Kitchen

Timer/Clock

Sensor
Reheat

Baked

Potatoes

Custom

Help

Power
Level

STOP
Clear

START
Touch on

Minute

PLus

1

2

3

4

5

6

7

8

9

0

14

Dinner

Plate

Sensor Cook

Sensor Instant Reheat

Meat

Vegetables

Casserol

Soup

Pizza

Rice

Pie

Express

Defrost

Easy

Defrost

Desserts

Slow

Cook

Rice

Pasta

Help

Power

Level

STOP

Clear

Instant Cook

START

Timer
Clock

1

2

3

4

5

6

7

8

9

0

1

7

8

9

10

11

Indicator

2

3

4

5

6

TOUCH CONTROL PANEL

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Summary of Contents for R-580D

Page 1: ...OPERATION SEQUENCE 4 FUNCTION OF IMPORTANT COMPONENTS 6 SERVICING 7 TEST PROCEDURE 9 TOUCH CONTROL PANEL 16 COMPONENT REPLACEMENT AND ADJUSTMENT PROCEDURE 21 MICROWAVE MEASUREMENT 27 WIRING DIAGRAM 28 PICTORIAL DIAGRAM 29 POWER UNIT CIRCUIT 30 CPU UNIT CIRCUIT 31 INDICATOR CIRCUIT 32 PRINTED WIRING BOARD 33 PARTS LIST 34 Dinner Plate Sensor Cook Sensor Instant Reheat Meat Vegetables Casserol Soup ...

Page 2: ...R 580D ...

Page 3: ...d attached Never look into an open waveguide or antenna while the device is energized WARNING Never operate the oven until the following points are ensured A The door is tightly closed B The door brackets and hinges are not defective C The door packing is not damaged D The door is not deformed or warped E There is not any other visible damage with the oven Servicing and repair work must be carried...

Page 4: ...9 seconds Microwave Power for Variable Cooking Repetition Rate HIGH Full power throughout the cooking time MEDIUM HIGH approx 70 of Full Power MEDIUM approx 50 of Full Power MEDIUM LOW approx 30 of Full Power LOW approx 10 of Full Power HELP pad SENSOR INSTANT REHEAT pads SENSOR COOK pads EXPRESS DEFROST pad EASY DEFROST pad SLOW COOK pad NUMBER pads POWER LEVEL pad TIMER CLOCK pad STOP CLEAR pad ...

Page 5: ...ight or quantity of food 8 POWER LEVEL PAD Press to select microwave power setting If not pressed HIGH is automatically selected Press to after the cooking result for automatic operations 9 TIMER CLOCKPAD Press to set clock or timer 10 STOP CLEAR PAD Press to clear during programming Press once to stop operation of oven during cooking press twice to cancel cooking programme 11 INSTANT COOK START P...

Page 6: ...de open The oven lamp remains on even if the oven door is opened after the cooking cycle has been interrupted because the relay RY1 stays closed Shown in the display is the remaining time 6 MONITOR SWITCH CIRCUIT The monitor switch is mechanically controlled by oven door and monitors the operation of the 1st and 2nd latch switches 6 1 When the oven door is opened during or after the cycle of a coo...

Page 7: ... about 16 seconds the cook relay RY 2 is energized The power transformer is turned on microwaveenergyisproducedandfirststageisstarted The 16 seconds is the cooling time required to remove any vapor from the oven cavity and sensor NOTE During this first stage do not open the door or touch STOP CLEAR pad 4 When the sensor detects the vapor emitted from the food thedisplayswitchesovertotheremainingco...

Page 8: ...e power circuit DOOR OPEN MECHANISM The door is opened by pulling the door refer to the Figure D 1 Figure D 1 Door Open Mechanism 1ST LATCH SWITCH 2ND LATCH SWITCH AND STOP SWITCH 1 When the oven door is closed the contacts COM NO must be closed 2 When the oven door is opened the contacts COM NO must be opened MONITOR SWITCH 1 When the oven door is closed the contacts COM NC must be opened 2 When ...

Page 9: ...s completed carry out 3D checks and reconnect the leads to the primary of the power trans former REMEMBER TO CHECK 4R 1 Reconnect all leads removed from components during testing 2 Replace the outer case cabinet 3 Reconnect the supply 4 Run the oven Check all functions Microwave ovens should not be run empty To test for the presence of microwave energy within a cavity place a cup of cold water on ...

Page 10: ...ened Display ap pears Oven does not start when the START pad is touched Dis play appears Oven lamp does not light Dis play appears Fan motor does not operate Display appears Turntable motor assembly does not operate Display ap pears Oven or any electrical parts does not stop when cooking time is 0 or STOP CLEAR pad is touched Oven seems to be operating but little or no heat is produced in oven loa...

Page 11: ...d is as follows Room temperature T0 around 20 C Power supply Voltage Rated voltage Water load 1000 g Initial temperature T1 10 1 C Heating time 42 sec Mass of container mc 330 g T2 Final Temperature P 100 x T 0 55 x mc T2 T0 42 Measuring condition 1 Container The water container must be a cylindrical borosilicate glass vessel having a maximum material thickness of 3 mm and an outside diameter of a...

Page 12: ...ned a Primary winding approx 1 3 Ω b Secondary winding approx 101 Ω c Filament winding less than 1Ω If the reading obtained are not stated as above then the power transformer is probably faulty and should be replaced CARRY OUT 4R CHECKS C HIGH VOLTAGE RECTIFIER ASSEMBLY TEST HIGH VOLTAGE RECTIFIER TEST CARRY OUT 3D CHECKS Isolate the high voltage rectifier assembly from the HV circuit The high vol...

Page 13: ...hmmeter check between the terminals as described in the following table Table Terminal Connection of Switch Plunger Operation COM to NO COM to NC COM Common terminal Released Open circuit Short circuit NO Normally open terminal Depressed Short circuit Open circuit NC Normally close terminal If incorrect readings are obtained make the necessary switch adjustment or replace the switch CARRY OUT 4R C...

Page 14: ... M10A WITH THE CORRECT VALUE REPLACEMENT I BLOWN FUSE M10A J NOISE FILTER TEST CARRY OUT 3D CHECKS Disconnect the leads from the terminals of the noise filter Using an ohmmeter check between the termi nals as described in the following table MEASURING POINT INDICATION OF OHMMETER Between N and L Approx 680 kΩ Between terminal N and WHITE Short circuit Between terminal L and RED Short circuit If in...

Page 15: ...ooting by unit replacement is described according to the symptoms indicated 1 Key Unit Note Check key unit ribbon connection before replacement The following symptoms indicate a defective key unit Replace the door screen assembly a When touching the pads a certain pad produces no signal at all b When touching a number pad two figures or more are displayed c When touching the pads sometimes a pad p...

Page 16: ... coil with a D C voltmeter during the microwave cooking operation DC voltage indicated Defective relay DC voltage not indicated Check diode which is connected to the relay coil If diode is good control unit is defective RELAY SYMBOL OPERATIONAL VOLTAGE CONNECTED COMPONENTS RY1 APPROX 24 0V D C Oven lamp Turntable motor Cooling fan motor RY2 APPROX 23 0V D C Power transformer CARRY OUT 4R CHECKS Ch...

Page 17: ...e 6 Reconnect the oven to the power supply and check the sensor cook operation proceed as follows 6 1 Fill approximately 200 milliliters 7 2 oz of tap water in a 1000 milliliter measuring cup 6 2 Place the container on the center of tray in the oven cavity 6 3 Close the door 6 4 Touch PIZZA pad once 6 5 The control panel is in automatic sensor operation 6 6 The display will start to count down the...

Page 18: ...circuit consists of 40 segments and 16 common electrodes using a Liquid Crystal Display The Liquid Crystal Display LCD is drived by LCD driver IC3 3 Power Source Circuit Thiscircuitgeneratesvoltagesnecessaryinthecontrol unit from the AC line voltage In addition the synchronizing signal is available in order to compose a basic standard time in the clock circuit Symbol Voltage Application VC 5V LSI ...

Page 19: ... P16 OUT Key strobe signal Signal applied to touch key section A pulse signal is input to AN8 AN11 terminal while one of G2 line keys on key matrix is touched 11 P17 OUT Key strobe signal Signal applied to touch key section A pulse signal is input to AN8 AN11 terminal while one of G1 line keys on key matrix is touched 12 X1 IN Connected to GND 13 X2 OUT Terminal not used 14 VSS IN Power source vol...

Page 20: ...terminal to LCD driver IC3 80 85 SEG35 SEG40 OUT Terminal not used 86 88 P40 P42 OUT Terminal not used 89 IRQ0 IN Signal synchronized with commercial power source frequency This is the basic timing for time processing of LSI 90 AVCC IN A D converter power source voltage GND 0V The power source voltage to drive the A D converter Connected to GND 91 AN0 IN Used for initial balancing of the bridge ci...

Page 21: ...e turned on in such a way as to change the resistancevaluesinparallelwithR98 R102 Changing the resistance values results in that there is the same potential at both F 3 terminal of the absolute humidity sensorandAN0terminaloftheLSI ThevoltageofAN1 terminal will indicate about 2 5V This initial balancing is set up about 16 seconds after the unit is put in the SensorCookingmode Asthesensorcookingpro...

Page 22: ... models the power supply cord between the touch control panel and the oven proper is long enough that they may be separated from each other For those models therefore it is possible to check and repair the controls of the touch control panel while keeping it TOUCH CONTROL PANEL SERVICING apart from the oven proper in this case you must short both ends of the door sensing switch on PWB of the touch...

Page 23: ...PARTS CABINET PARTS CONTROL PANEL PARTS DOOR PARTS when carrying out any of the following removal procedures WARNING FOR WIRING To prevent an electric shock take the following manners 1 Before wiring 1 Disconnect the power supply 2 Open the door and wedge the door open 3 To discharge the high voltage capacitor wait for 60 seconds 2 Don t let the wire leads touch to the following parts 1 High volta...

Page 24: ...or terminals 6 Remove four 4 screws holding transformer to base plate 7 Remove transformer from base plate POWER TRANSFORMER REMOVAL Reinstallation 1 Rest transformer on the base plate with its primary terminals toward the left side 2 Secure transformer with four screws to base plate 3 Re connect wire leads primary and high voltage to power transformer and filament leads of transformer to magnetro...

Page 25: ...upply cord is free POWER SUPPLY CORD REPLACEMENT Re install 1 Insert the moulding cord stopper of power supply cord into the square hole of the rear cabinet referring to the Figure C 1 b 2 Install the earth wire lead of power supply cord to the bottom plate with one 1 screw and tight the screw 3 Connectthebrownandbluewireleadsofpowersupply cord to the main wire harness correctly referring to the P...

Page 26: ...1 2 Lever Positive lock connector 1ST LATCH SWITCH 2ND LATCH SWITCH STOP SWITCH AND MONITOR SWITCH ADJUSTMENT 1 CARRY OUT 3D CHECKS 2 Remove outer case 3 Disconnect the wire leads from the switches 4 Push outward on the one 1 retaining tabs holding switch in place 5 The switch is now free Reinstallation 1 Re install each switch in its place The 1st latch switch and monitor switch are in the lower ...

Page 27: ...ire harness to the power unit on the base plate 5 Now the door is installed Note After any service to the door A Makesurethat1st latchswitch 2nd latchswitch stop switch and monitor switch Refer to chapter Test Procedures B An approved microwave survey meter should be usedtoassurecompliancewithpropermicrowave radiation emission limitation standards After any service make sure of the following 1 Doo...

Page 28: ...BLY 17 Remove the handle from the door screen assembly Refer to the chapter of HANDLE 18 Releasing the four 4 tabs remove the door frame from the door screen assembly 19 Now the door frame and the door screen assembly is free INDIVIDUAL DOOR PARTS REMOVAL NOTE For 12 pin wire harness Before the door panel is reinstalled to the door screen assembly make sure that the 12 pin wire harness is held by ...

Page 29: ...ardformicrowaveovensmustbeusedfortesting Recommended instruments are NARDA 8100 NARDA 8200 HOLADAY HI 1500 SIMPSON 380M 2 Place the oven tray into the oven cavity 3 Place the load of 275 15ml of water initially at 20 5 C in the centre of the oven tray The water container should be a low form of 600 ml beaker with inside diameter of approx 8 5cm and made of an electrically non conductive material s...

Page 30: ...TOR RESISTOR 0 8 20W RESISTOR 10 MΩ 1 2W EARTH BLU BRN 230 240V 50Hz G Y FUSE M10A N L LINE CROSS CAPACITOR 0 22µ AC250V NOISE SUPPRESSION COIL LINE BYPASS CAPACITOR 0 0033µ AC250V LINE BYPASS CAPACITOR 0 0033µ AC250V F1 F2 F3 AH SENSOR RESISTOR 680 KΩ 1 2W POWER TRANSFORMER MAGNETRON H V RECTIFIER H V FUSE 0 75A CAPACITOR 1 07µ AC2300V TURNTABLE MOTOR FAN MOTOR OVEN LAMP STOP SWITCH MONITOR SWITC...

Page 31: ... BRN WHT ORG RED GRY YLW WHT BLK GRY GRN WHT WHT WHT ORG RED BLK BLK WHT GRY BLACK MARK YLW RED THERMAL CUT OUT MG FAN MOTOR 12 PIN WIRE HARNESS THERMAL CUT OUT OVEN WHT WHT WHT 2 1 WHT GRY GRY GRY GRY CN A CN A CN B WHT BLK WHT BLK 2 1 GRN GRY 2 3 1 CN B BRN RED ORG YLW GRN BLU PPL GRY WHT BLK PNK GRN BLU 2 1 4 3 6 5 8 9 10 11 12 7 CN C BRN RED ORG YLW GRN BLU PPL GRY WHT BLK PNK BLU GRN 2 1 4 3 ...

Page 32: ...F 2 F 3 COM OVEN LAMP TURNTABLE MOTOR FAN MOTOR GND1 GND2 VA INT VR BUZZER AH AHR OVEN LAMP TURNTABLE MOTOR FAN MOTOR STOP SWITCH MICRO N C MICRO STOP SWITCH VRS1 J1 R52 3 57kD R51 3 32kD R50 330 1w 10G471K C2 0 1µ 50v C51 0 1µ 50v C50 0 1µ 50v SP1 PKM22EPT R1 2 4k ZD1 HZ16 1 C1 1000µ 35v C3 10µ 35v a b 3 7 D1 S1NB10 T1 RY1 RY2 Q1 2SB1238 IC2 BA4558 R2 680 1 2w 5 8 7 4 6 R53 1 8kF R54 360kF 1 4 c ...

Page 33: ...P30 P31 P32 P33 C1 0 1µ 50v C10 0 1µ 50v C21 10µ 35v C40 0 01µ 25v C20 0 1µ 50v C2 47µ 16v C3 0 01µ 25v C92 0 01µ 25v C93 0 01µ 50v C4 0 01µ 25v C11 0 01µ 25v C60 330pF 50v C61 330pF 50v C62 330pF 50v C63 330pF 50v ZD1 UDZ4 3B R1 33 R2 4 7k R30 3 3k R5 1k R10 15k R102 37 4kF R101 75kF A B C D E R100 150kF R99 300k R98 620k R40 4 7k R6 15k J11 4 7k J10 J13 4 7k J12 J15 4 7k J14 J17 4 7k J16 LD10 LD...

Page 34: ...3 SEG2 SEG1 COM1 COM2 COM3 COM4 COM5 COM6 COM7 COM8 VDD NC NC RESET TEST VREF R03 R02 R01 R00 P13 P12 P11 P10 P03 P02 P01 P00 K03 K02 K01 K00 NC NC NC SEG11 SEG12 SEG13 SEG14 SEG15 SEG16 SEG17 SEG18 SEG19 SEG20 SEG21 SEG22 SEG23 SEG24 SEG25 SEG26 SEG27 SEG28 SEG29 SEG30 SEG31 SEG32 SEG33 SEG34 SEG9 1 100 76 75 51 25 IC3 IXA044DR 26 50 R134 15k R132 33k R133 510k R120 4 7k R121 4 7k R122 4 7k R123 ...

Page 35: ... 1 2 3 4 5 6 Figure S 5 Printed Wiring Board 3 14 8 1 1 2 2 1 1 1 D9 C50 C3 C51 D1 C2 E C B Q1 JX JY R53 CN B CN F CN C CN A DIP R50 R51 R54 R52 R2 IC2 1 2 C1 R1 ZD1 SP1 D7 OM DU OM DU RY2 RY1 J1 D8 S VRS1 4 1 2 3 5 6 7 T1 P OL TTM FM MICRO AC CN H C52 1 ...

Page 36: ...LEGPA074WRE0 Foot 1 AC 2 3 GLEGPA081WRFZ Leg 1 AC 2 4 GCABUA777WRPZ Outer case cabinet 1 BD 2 5 GLEGPA080WRFZ Front leg 1 AL 2 6 PPACGA178WREZ Cushion 2 AD POWER UNIT PARTS 3 1 DPWBFC114WRUZ Power unit New Zealand only 1 BC 3 1A QCNCMA446DRE0 2 pin connector CN A 1 AC 3 1B QCNCMA431DRE0 2 pin connector CN B 1 AC 3 1C QCNCMA463DRZZ 12 pin connector CN C 1 AE 3 1D QCNCMA237DRE0 3 pin connector CN F ...

Page 37: ...A367WRWZ PWB cover 1 AD 5 11 LX EZA059WREZ Special screw 2 AD 5 12 XCPSD40P08000 Screw 4mm x 8mm 5 AA 5 13 XEPSD30P08XS0 Screw 3mm x 8mm 4 AA 5 14 PCUSGA545WRPZ Cushion 1 AC 5 15 PCUSUA559WRPZ Cushion 1 AC 5 16 PCUSUA445WRP0 Cushion 1 AE 5 17 PSHEPA672WRE0 LED sheet 1 AK 5 18 XEPSD40P16000 Screw 4mm x 16mm 2 AA 5 19 FW VZA265DREZ 12 pin wire harness 1 AT 5 20 DPWBFC117WRKZ CPU unit 1 BK 5 21 XCPSD...

Page 38: ...cause undue microwave exposure The parts marked are used in voltage more than 250V REF NO PART NO DESCRIPTION Q TY CODE DOOR PROTECTION SHEET SPADPA178WRE0 TOP PAD ASSEMBLY FPADBA426WRKZ PLASTIC BAG SSAKHA032WRE0 Not replaceable items PACKING CASE SPAKCD486WREZ BOTTOM PAD ASSEMBLY FPADBA427WRKZ 6 2 TURNTABLE TRAY 6 4 INSTRUCTION BOOK PRINTING MATTER 6 1 TURNTABLE SUPPORT TRAY PACK SPADFA481WREZ IN...

Page 39: ...4 30 4 29 7 3 7 3 7 3 6 9 4 27 4 18 4 19 7 5 1 11 4 20 1 10 7 3 7 16 4 14 4 9 1 7 7 7 1 18 3 1 4 31 6 1 6 2 7 17 2 6 2 6 7 17 4 1 1 12 7 15 1 17 2 2 2 1 7 6 1 1 7 1 1 9 1 6 7 1 7 7 4 2 4 5 4 11 7 3 7 13 7 14 7 13 7 7 7 7 7 3 4 25 4 8 7 3 2 3 7 1 1 5 1 14 2 5 4 16 7 3 6 10 6 8 4 10 7 9 7 12 4 7 4 4 7 4 4 21 1 8 1 3 1 16 1 4 1 3 4 22 1 3 7 10 4 15 7 1 7 13 7 11 7 11 4 3 4 6 A A ...

Page 40: ...RP CORP 9S0 730E Printed in Australia MISCELLANEOUS DOOR PARTS Actual wire harness may be different from illustration 5 13 5 13 5 10 5 14 5 12 5 12 5 12 5 21 4 13 6 3 6 5 5 2 5 4 5 19 5 21 5 6 5 7 5 15 5 16 5 3 1 5 3 5 5 6 6 6 7 5 8 5 18 5 13 5 11 5 11 5 9 5 20 5 17 5 1 5 12 ...

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