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R- 630DK
R-630DW
R -630 DS

6

4

5

1

2

3

6

4

5

1

2

3

A

B

C

D

E

F

G

H

A

B

C

D

E

F

G

H

Figure S-5. Printed Wiring Board of Power Unit

3

14

8

1

1

2

21

1

1

(D9)

C50

C3

C51

D1

C2

EC

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

123

5

6

7

T1

P

OL,TTM,FM

MICRO

AC

CN - H

(C52)

1

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Summary of Contents for R-630DK

Page 1: ...ICE PERSONNEL 1 MICROWAVE MEASUREMENT PROCEDURE 2 FOREWORD AND WARNING 3 PRODUCT SPECIFICATIONS 4 GENERAL INFORMATION 4 OPERATION 6 TROUBLESHOOTING GUIDE 10 TEST PROCEDURE 12 TOUCH CONTROL PANEL 20 COMPONENT REPLACEMENT AND ADJUSTMENT PROCEDURE 25 PICTORIAL DIAGRAM 32 POWER UNIT CIRCUIT 33 CPU UNIT CIRCUIT 34 PRINTED WIRING BOARD 36 PARTS LIST 37 PACKING AND ACCESSORIES 39 S7017R630DPW R 630DK R 6...

Page 2: ...neration and 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...

Page 3: ...tage capacitor 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 ...

Page 4: ...er of 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 Co...

Page 5: ...he 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 Certaininitialpartsareintentionallynotgroundedandpresent a risk of electrical shock only during servicing Service personnel Do not contact the following parts while the appliance is energized High...

Page 6: ...Sensor Cooking pads Custom Help pad Kitchen Timer Clock pad Number selection pads Power Level pad Minute Plus pad STOP Clear pad START Touch On pad Oven Cavity Light Yes Safety Standard UL Listed FCC Authorized DHHS Rules CFR Title 21 Chapter 1 Subchapter J SPECIFICATION GENERAL INFORMATION GROUNDING INSTRUCTIONS This oven is equipped with a three prong grounding plug It must be plugged into a wal...

Page 7: ...ntable support in the center of the oven floor 10 Removable turntable Place the turntable on the turntable support cecurely The turntable will rotate clockwise or counterclockwise Only remove for cleaning 11 Ventilation openings Rear 12 Oven light It will light when oven is operating or door is opened 13 Waveguidecover DONOTREMOVE NOTE The directed features are disabled after three minutes when th...

Page 8: ... The monitor switch electrically monitors the operation of the secondary interlock switch and primary interlock relay and is mechanically associated with the door so that it will function in the following sequence 1 Whenthedooropensfromtheclosedposition theprimary interlockrelay RY2 andsecondaryinterlockswitchopen their contacts And contacts of the relay RY1 remains closed Then the monitor switch ...

Page 9: ...t turned on 3 After about 16 seconds the cook relay RY 2 is energized The power transformer is turned on microwave energy is produced and first stage is started 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 the display...

Page 10: ...RECTIFIER MAGNETRON SECONDARY INTERLOCK SWITCH TTM OL FM MONITOR FUSE 20A A1 A2 N O COM COM N O DOOR SENSING SWITCH RY 1 RY 2 CONTROL UNIT PRIMARY INTERLOCK RELAY THERMAL CUT OUT OVEN THERMAL CUT OUT MG GRN F3 F1 F2 AH SENSOR B2 B1 CAPACITOR 0 94µF AC 2200V OVEN LAMP TURN TABLE MOTOR FAN MOTOR POWER TRANSFORMER MONITOR SWITCH RECTIFIER SECONDARY INTERLOCK SWITCH TTM OL FM N O N O DOOR SENSING SWIT...

Page 11: ...MARY INTERLOCK RELAY RY2 RELAY RY1 SECONDARY INTERLOCK SWITCH AND MONITOR SWITCH FOR PROPER OP ERATION REFERTOCHAPTER TESTPRO CEDURE NOTE MONITOR FUSE AND MONITOR SWITCH ARE REPLACED AS AN ASSEMBLY TURNTABLE MOTOR The turntable motor rotates the turntable located on the bottom of the oven cavity so that the foods on the turntable cook evenly during cooking The turntable may turn in either directio...

Page 12: ...t FFS BA023WRK0 as an assembly IMPORTANT Whenever troubleshooting is performed with the power supply cord disconnected It may in some cases be necessary to connect the power supply cord after the outer case has been removed in this event 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 Disconnect the leads to the p...

Page 13: ...a cook cycle but ex tremely uneven heating is produced in oven load food Oven does not cook properly when programmed for Cooking Power P 50mode OperatesproperlyonCook ing Power P HI 100 mode Oven goes into COMPU DEFROST but food is not defrosted well AH sensor does not end during sen sor cooking condition Oven does not shut off after a cup of water is boiling by sensor cooking Oven stops at 16 sec...

Page 14: ...ilizes Record the temperature of the water 2 Place the cup of water in the oven Operate oven at POWER P HI HIGH selecting more than 60 seconds cook time Allow the water to heat for 60 seconds measuring with a stop watch second hand of a watch or the digital read out countdown 3 Remove the cup from the oven and again measure the temperature making sure to stir the thermometer or thermocouple throug...

Page 15: ...heck the capacitor with an ohmmeter to see if it is shorted between either of the terminals and case If it is shorted replace the capacitor 5 Reconnect all leads removed from components during testing 6 Reinstall the outer case cabinet 7 Reconnect the power supply cord after the outer case is installed 8 Run the oven and check all functions D HIGH VOLTAGE CAPACITOR TEST 1 Disconnect the power supp...

Page 16: ...tion and the door is closed the cooling fan turntable and oven light will be activated by RY1 PRIMARY INTERLOCK RELAY RY2 1 Disconnect the power supply cord and then remove outer case 2 Open the door and block it open 3 To discharge the high voltage capacitor wait for 60 seconds 4 Disconnect two 2 wire leads from the male tab terminals of the Primary Interlock Relay Check the state of the relay co...

Page 17: ... reconnect the wire lead to the monitor switch COM terminal and check the continuity of the monitor circuit 5 Reconnect all leads removed from components during testing 6 Reinstall the outer case cabinet 7 Reconnect the power supply cord after the outer case is installed 8 Run the oven and check all functions H BLOWN MONITOR FUSE TEST The control unit consists of circuits including semiconductors ...

Page 18: ...witch operates properly that is the contacts are closed when the door is closed and open when the door is open If the door sensing switch stop switch is good disconnect the flat ribbon cable that connects the key unit to the control unit and make sure the door sensing switch is closed either close the door or short the door sensing switch connecter Use the Key unit matrix indicated on the control ...

Page 19: ...efore following procedure 1 Place one cup of water in the center of the turntable tray in the oven cavity 2 Close the door touch the COMPU DEFROST pad and then touch the Number pad 2 3 Touch the Number pad 5 and then touch the START pad 4 The oven is in Compu Defrost cooking condition 5 The oven will operate as follows in case of Steak Chops 0 5lb WEIGHT 1ST STAGE 2ND STAGE LEVEL TIME LEVEL TIME 0...

Page 20: ...conds 11 Reconnect all leads removed from components during testing 12 Re install the outer case cabinet 13 Reconnect the power supply cord after the outer case is installed 14 Run the oven and check all functions RY1 RY2 T1 J1 VRS1 1 2 P AC a d c b Checking the initial sensor cooking condition WARNING The oven should be fully assembled before following procedure 1 The oven should be plugged in at...

Page 21: ...led 9 Reconnect the oven to the power supply and check the sensor cook operation as follows 9 1 Fill approximately 200 milliliters 7 2 oz of tap water in a 1000 milliliter measuring cup 9 2 Place the container on the center of tray in the oven cavity 9 3 Close the door 9 4 Touch Lunch on the Run pad and then touch number 2 pad and touch the Start pad 9 5 The control panel is in automatic Sensor op...

Page 22: ...he clock circuit Symbol Voltage Application VC 5V LSI IC1 4 Relay Circuit A circuit to drive the magnetron fan motor turntable motor and light the oven lamp 5 Buzzer Circuit The buzzer is responsive to signals from the LSI to emit audiblesounds keytouchsoundandcompletionsound 6 Synchronizing Signal Circuit The power source synchronizing signal is available in order to compose a basic standard time...

Page 23: ...plied to touch key section A pulse signal is input to AN8 AN11 terminal while one of G3 line keys on key matrix is touched 10 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 ...

Page 24: ...source voltage GND 0V The power source voltage to drive LSI is input to VCC terminal 42 45 COM4 COM1 OUT Terminal not used 46 65 SEG1 SEG20 OUT Terminal not used 66 69 P74 P77 OUT Data output terminal to LCD driver IC3 70 77 P80 P87 OUT Data output terminal to LCD driver IC3 78 79 P90 P91 OUT Data output terminal to LCD driver IC3 80 85 SEG35 SEG40 OUT Terminal not used 86 88 P40 P42 OUT Terminal ...

Page 25: ...HUMIDITY SENSOR CIRCUIT Pin No Signal I O Description than the detector circuit starts to function and the LSI observes the initial voltage available at its AN1 terminal With this voltage given the switches SW1 to SW5 in the LSI are turned on in such a way as to change the resistance values in parallel with R107 R111 of IC2 Changing the resistance values results in that there is the same potential...

Page 26: ...en the touch control panel and the oven itself is so short that the two can t be separated For those models check and repair all the controls sensor related ones included of the touch control panel while keeping it connected to the oven B On some 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 mode...

Page 27: ...pacitor and High voltage rectifier assembly 2 Hot parts Oven lamp Magnetron High voltage transformer WARNING FOR WIRING 1 Disconnect the power supply cord 2 Visuallycheckthedoorandcavityfaceplatefordamage dents cracks signs of arcing etc Carry out any remedial work that is necessary before operating the oven Do not operate the oven if any of the following conditions exist 1 Door does not close fir...

Page 28: ...otor thermal cut out oven thermal cut out MG all switches on the latch hook and the magnetron 5 Release the two 2 snap bands of the main wire harness from the oven cavity 6 Remove the lamp socket from the lamp angle Refer to OVEN LAMP AND LAMP SOCKET REMOVAL 7 Remove the two 2 screws holding the front leg to the oven cavity 8 Remove the front leg from the oven cavity by releasing the three 3 tabs ...

Page 29: ...cket 7 Remove the oven lamp socket from the lamp angle 8 Now the oven lamp socket is free 3 Discharge the high voltage capacitor 4 Disconnect the high voltage wire B from the power transformer 5 Disconnect the high voltage wire of the high voltage rectifier assembly from the magnetron 6 Disconnect the filament lead short one of the power transformer from the high voltage capacitor 7 Remove one 1 s...

Page 30: ...pply cord and then remove outer case 2 Open the door and block it open 3 Discharge high voltage capacitor 4 Open covers of the terminal insulator by using small flat type screw driver 5 Remove the receptacle from the terminal insulator 6 Now the terminal insulator is free Installation TERMINAL INSULATOR REPLACEMENT Terminal Push Pull down 1 2 Lever Positive lock connector 1 Insert the receptacle i...

Page 31: ... Microwave Measurement Procedure Figure C 5 Latch Switch Adjustments REMOVAL 1 Disconnect the power supply cord and then remove the outer case 2 Open the door slightly 3 Todischargehighvoltagecapacitor waitfor 60seconds 4 Disconnect the wire harness from the power unit on the base plate 5 Insert a putty knife thickness of about 0 5mm into the gap between the choke cover and door frame as shown in ...

Page 32: ...e to the handle through the door screen 8 Now the handle is free LATCH HEAD AND LATCH SPRING 7 Slide the latch head and remove it from the door frame with releasing the latch spring from the door frame and the latch head 8 Now the latch head and the latch spring are free CPU UNIT 7 Remove the two 2 screws holding the PWB cover to the door screen 8 Releasing the two 2 tabs remove the PWB cover from...

Page 33: ...ft edge of the key sheet to the correct position of door screen 3 Stick the key sheet firmly to the door screen by rubbing with a soft cloth so not to scratch NOTE For CPU unit Handle the CPU unit carefully so that the ribbon cable does not come off Because the ribbon cable is glued onto the LCD and the printed wiring board only by heated paste Printed wiring board of CPU unit Liquid Crystal Displ...

Page 34: ...ply cord GRY RED RED WHT YLW WHT BLK GRY GRN WHT GRY BLK BLK WHT BLK BLK GRY WHT BLUE MARK YLW BLK BLK THERMAL CUT OUT MG FAN MOTOR THERMAL CUT OUT OVEN MONITOR FUSE HOLDER BLK BLK WHT 2 1 WHT WHT WHT WHT GRY CN A CN A CN B H N NOTE The grounding conductor of the power supply cord has been grounded by power supply cord fixing screw The screw must allways be kept tight WHT BLK WHT BLK 2 1 GRN GRY 2...

Page 35: ... 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 DOOR SENSING SWITCH MICRO N C MICRO DOOR SENSING 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...

Page 36: ...1 AVSS P10 P11 P12 P13 P14 P15 P16 P17 X1 X2 VSS OSC2 OSC1 TEST RES P20 P21 P22 P23 P24 P25 P26 P27 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...

Page 37: ...SEG4 SEG3 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 ...

Page 38: ... B C D E F G H Figure S 5 Printed Wiring Board of Power Unit 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 39: ...DW 1 AL 2 5 GLEGPA080WRFZ Front leg R 630DS 1 AL 2 6 PPACGA178WREZ Cushion 2 AD POWER UNIT PARTS 3 1 DPWBFC096WRUZ Power unit 1 BB 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 1 AD C1 VCEAB31VW108M Capacitor 1000 uF 35V 1 AF C2 RC KZA087DRE0 Capacitor 0 1 uF 50V 1 AA C...

Page 40: ...ame R 630DW 1 AV 5 4 GWAKPA738WRTZ Door frame R 630DS 1 AR 5 5 JHNDPA188WRTZ Handle R 630DK 1 AP 5 5 JHNDPA188WRTZ Handle R 630DW 1 AP 5 5 JHNDPA186WRMZ Handle R 630DS 1 AP 5 6 LANGKA941WRPZ Handle mounting angle 1 AR 5 7 LSTPPA193WRFZ Latch head 1 AE 5 8 MSPRTA187WRE0 Latch spring 1 AC 5 9 LHLD A226WRFZ LCD holder 1 AD 5 10 PCOVPA367WRWZ PWB cover 1 AD 5 11 LX EZA059WREZ Special screw 2 AD 5 12 X...

Page 41: ...A 7 10 XHPSD30P06000 Screw 3mm x 6mm 1 AA 7 11 XHTSD40P08000 Screw 4mm x 8mm 16 AA 7 12 XHTSD40P12RV0 Screw 4mm x 12mm 1 AA 7 13 XOTSD40P12RV0 Screw 4mm x 12mm 3 AA 7 14 XOTSF40P08000 Screw 4mm x 8mm R 610DK 2 AA 7 14 XOTSE40P08000 Screw 4mm x 8mm R 610DW 2 AA 7 14 XOTSE40P08000 Screw 4mm x 8mm R 610DS 2 AA 7 15 XOTSD40P12000 Screw 4mm x 12mm 2 AA 7 16 XOTSD40P10000 Screw 4mm x 10mm 1 AA 7 17 LX E...

Page 42: ...2 1 1 7 3 7 11 7 11 6 7 4 27 4 18 4 19 7 5 1 11 4 20 1 10 4 14 4 9 1 7 3 1 4 29 6 1 6 2 7 15 2 6 2 6 7 15 4 1 1 12 7 16 4 22 4 22 2 2 2 1 7 6 1 9 1 6 7 11 7 7 4 2 4 5 4 11 7 3 7 12 7 13 7 14 7 8 7 11 7 11 7 3 4 25 4 8 7 11 2 3 7 1 1 5 1 14 2 5 4 16 7 3 6 6 6 13 4 10 7 9 7 17 4 7 4 4 7 4 4 21 1 8 1 4 1 4 1 3 1 3 7 10 4 15 7 1 7 3 7 11 7 11 4 3 4 6 A A OVEN AND CABINET PARTS ...

Page 43: ...A B C D E F G H DOOR PARTS MISCELLANEOUS Actual wire harness may be different from illustration CAPACITOR 5 13 5 13 5 10 5 14 5 12 5 12 5 12 5 21 4 13 6 3 6 4 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 11 6 12 5 8 5 18 5 13 5 11 5 11 5 9 5 20 5 17 5 1 5 12 ...

Page 44: ...HT 2000 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 record ing or otherwise without prior written per mission of the publisher ...

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