Sharp R-330H Скачать руководство пользователя страница 26 | Manualshive

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R-330H

24

Sealer film

Backing film

Adhesive tape

cycle. This function does not require that door be
air-tight, moisture (condensation)-tight or light-
tight. Therefore, occasional appearance of
moisture, light or sensing of gentle warm air
movement around oven door is not abnormal and
do not of themselves indicate a leakage of
microwave energy from oven cavity.

Figure C-6. Door Replacement

SEALER FILM

Installation
1. Put the adhesive tape on the backing film of the sealer

film as shown in Fig. C-7.

2. Tear the backing film by pulling the adhesive tape.
3. Put the pasted side of the sealer film on the door panel.

Figure C-7. Sealer film

Pin

Pin

Upper
Oven Hinge

Upper Oven
Hinge

Lower Oven

Hinge

Lower
Oven Hinge

Slit choke of
door panel

Choke Cover

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Содержание R-330H

Страница 1: ...F CONTENTS Page CAUTION MICROWAVE RADIATION 1 WARNING 1 PRODUCT SPECIFICATIONS 2 GENERAL INFORMATION 2 APPEARANCE VIEW 3 OPERATION SEQUENCE 4 FUNCTION OF IMPORTANT COMPONENTS 5 SERVICING AND TROUBLESHOOTING GUIDE 6 TEST PROCEDURE 8 TOUCH CONTROL PANEL 14 COMPONENT REPLACEMENT AND ADJUSTMENT PROCEDURE 19 MICROWAVE MEASUREMENT 25 WIRING DIAGRAM 26 PICTORIAL DIAGRAM 27 CONTROL UNIT CIRCUIT 28 PRINTED...

Страница 2: ...R 330H ...

Страница 3: ... load 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 car...

Страница 4: ... seconds Microwave Power for Variable Cooking Repetition Rate 100P Full power throughout the cooking time 70P approx 70 of Full Power 50P approx 50 of Full Power 30P approx 30 of Full Power 10P approx 10 of Full Power INSTANT ACTION pads EASY DEFROST pad EXPRESS DEFROST pad NUMBER pads POWER LEVEL pad TIMER CLOCK pad STOP CLEAR pad INSTANT COOK START pad Set Weight Approx 16 kg PRODUCT SPECIFICATI...

Страница 5: ... 5 EXPRESS DEFROST PAD Press to select the Express Defrost menu POWER LEVEL PAD Press to select microwave power setting If not pressed HIGH is auto matically selected Press to alter the cookingresult for au tomaticoperations STOP CLEAR PAD Press to clear during pro gramming Press once to stopoperation of oven duringcooking press twice tocancel cooking pro gramme INSTANT ACTION PADS Press to cook o...

Страница 6: ...ING NOCOOKING 1st latch switch COM NO Closed Open 2nd interlock relay control switch COM NO Closed Open Monitor switch COM NC Open Closed The circuits to the power transformer fan motor and turntable motor are cut off when the 1st latch switch and 2nd interlock relay control switch are made open The oven lamp remains on even if the oven door is opened after the cooking cycle has been interrupted b...

Страница 7: ...vents the radio frequency interference that might flow back in the power circuit DOOR OPEN MECHANISM he door is opened by pushing the open button on the control panel refer to the Figure D 1 When the open button is pushed the open button pushes up the switch lever and then the switch lever pushes up the latch head The latch heads are moved upward and released from latch hook Now the door will open...

Страница 8: ...ing is 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 wate...

Страница 9: ...e properly when STOP CLEAR pad is touched Oven lamp does not light at door opened 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 appears Oven or any electrical parts does not stop when cooking time is 0 or STOP CLEAR pad is touc...

Страница 10: ...d voltage Water load 1000 g Initial temperature T1 10 1 C Heating time 38 sec Mass of container mc 330 g T2 Final Temperature P 110 x T 0 55 x mc T2 T0 38 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 approximately 190 mm 2 Temperature of the oven and vessel The oven and the...

Страница 11: ...e rest of the HV circuitry Using an ohmmeter set on a low range it is possible to check the continuity of all three windings The following readings should be obtained a Primary winding approx 1 9 Ω b Secondary winding approx 104 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 ...

Страница 12: ...cuit 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 CHECKS CARRY OUT 3D CHECKS Disconnect the leads from the terminals of the temperature fuse Then using an ohmmeter make a continuity test across the two terminals as described in the ta...

Страница 13: ...ween N and L Open circuit Between terminal N and WHITE Short circuit Between terminal L and RED Short circuit If incorrect readings are obtained replace the noise filter unit CARRY OUT 4R CHECKS CARRY OUT 3D CHECKS If the high voltage fuse is blown there could be a short in the high voltage rectifier or the magnetron Check them and replace the defective parts and high voltage fuse CARRY OUT 4R CHE...

Страница 14: ...the Key unit test Procedure L to determine if control unit is faulty 2 1 In connection with pads a When touching the pads a certain group of pads do not produce a signal b When touching the pads no pads produce a signal 2 2 In connection with indicators a At a certain digit all or some segments do not light up b At a certain digit brightness is low c Only one indicator does not light d The corresp...

Страница 15: ...sert the coil RCILF2003YAZZ between c and d NOTE At the time of making these repairs make a visual inspection of the varistor Check for burned damage and examine the transformer with a tester for the presence of layer short circuit check the primary coil resistance If any abnormal condition is detected replace the control unit assembly CARRY OUT 4R CHECKS TEST PROCEDURES PROCEDURE LETTER COMPONENT...

Страница 16: ...ts the LSI to the initial state when power is supplied 2 Indicator Circuit This circuit consists of 14 segments and 3 common electrodes using a Liquid Crystal Display 3 Power Source Circuit This circuit generates voltages necessary in the control 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 Vol...

Страница 17: ...ut of X1 12 RESET IN Auto clear terminal Signal is input to reset the LSI to the initial state when power is applied 13 15 P00 P02 OUT Terminal not used 16 P03 OUT Back light circuit Light emitting diodes driving signal 17 CAPH _ Terminal not used 18 CAPL _ Terminal not used 19 21 VLC0 VLC2 IN Power source voltage input terminal Standard voltage for LCD 22 COM0 OUT Common data signal Connected to ...

Страница 18: ... P50 P51 P52 and P53 terminal while one of G2 line keys on key matrix is touched 56 P31 OUT Key strobe signal Signal applied to touch key section A pulse signal is input to P50 P51 P52 and P53 terminal while one of G3 line keys on key matrix is touched 57 INTP0 IN Signal synchronized with commercial power source frequency This is the basic timing for time processing of LSI 58 P26 OUT Key strobe si...

Страница 19: ... 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 models it is pos...

Страница 20: ...nd that the iron temperature is adjusted accordingly 3 Soldering As the melting point of lead free solder Sn Ag Cu is higher and has poorer wettability flow to prevent damage to the land of the PWB extreme care should be taken not to leave the bit in contact with the PWB for an extended period of time Remove the bit as soon as a good flow is achieved The high content of tin in lead free solder wil...

Страница 21: ...h leads to rise it is then possible to hear a click as the door switches operate 3 Visually check the door and cavity face plate for damage 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 firmly 2 Door hinge support or latch hook is damaged 3 The door gask...

Страница 22: ...gnetron with two 2 screws 3 Insert the end of the chassis support into the hole of the oven cavity front flange 4 Hold the other end of the chassis support to the magnetron with the one 1 screw 5 Reconnect the wire leads to the magnetron Refer to PICTORIAL DIAGRAM 6 Reinstall outer case and check that the oven is operating properly CAUTION WHEN REPLACING MAGNETRON BE SURE THE R F GASKET IS IN PLAC...

Страница 23: ...able motor to oven cavity 7 Now the turntable motor is free 8 After replacement use the one 1 screw XHPSD40P08K00 to fit the turntable motor cover COOLING FAN MOTOR REMOVAL REMOVAL 1 CARRY OUT 3D CHECKS 2 Disconnect the wire leads from the fan motor 3 Remove the two 2 screws holding the fan motor to the oven cavity back plate 4 Remove the fan blade from the fan motor shaft according to the followi...

Страница 24: ... Center of bracket Figure C 3 a Power Supply Cord Replacement Figure C 3 b Power Supply Cord Replacement N L Power Supply Cord Oven Cavity Back Plate Screw Green Yellow Wire Brown Wire Blue Wire Noise Filter WHT RED Power Supply Cord Oven Cavity Back Plate Square Hole Moulding Cord Stopper Removal 1 CARRY OUT 3D CHECKS 2 Disconnect wire leads from the switches 3 Remove two 2 screws holding latch h...

Страница 25: ...r panel from two 2 holes of upper and lower oven hinges by lifting up 8 Now door panel with door frame is free from oven cavity NOTE When carrying out any repair to the door do not bend or warp the slit choke tabs on the door panel assembly to prevent microwave leakage Figure C 5 Door Disassembly 9 Release door panel from ten 10 tabs of door frame 10 Now door panel with sealer film is free 11 Tear...

Страница 26: ...ormal and do not of themselves indicate a leakage of microwave energy from oven cavity Figure C 6 Door Replacement SEALER FILM Installation 1 Put the adhesive tape on the backing film of the sealer film as shown in Fig C 7 2 Tear the backing film by pulling the adhesive tape 3 Put the pasted side of the sealer film on the door panel Figure C 7 Sealer film Pin Pin Upper Oven Hinge Upper Oven Hinge ...

Страница 27: ...rowave ovens must be used for testing 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 such...

Страница 28: ...150 C OVEN RY 2 RY 1 NOISE FILTER EARTH BLU BRN 230 240V 50Hz NEUTRAL LIVE G Y FUSE F10A N L LINE CROSS CAPACITOR 0 068µ AC250V NOISE SUPPRESSION COIL LINE BYPASS CAPACITOR 0 0022µ AC250V LINE BYPASS CAPACITOR 0 0022µ AC250V TEMPERATURE FUSE 150 C MAGNETRON POWER TRANSFORMER MAGNETRON H V RECTIFIER H V FUSE 0 75A CAPACITOR 1 07µ AC2300V TURNTABLE MOTOR FAN MOTOR OVEN LAMP 2ND INTERLOCK RELAY CONTR...

Страница 29: ...RANSFORMER GRY P N K R E D R E D WHT GRY EARTH NEUTRAL LIVE RED GRY GRY W H T GRN RED RED GRN BLK GRY WHT WHT BLU PNK GRY FAN MOTOR OVEN CAVITY BACK PLATE POWER SUPPLY CORD TEMPERATURE FUSE OVEN RED GRN 2 1 1ST LATCH SWITCH COM NO GRY WHT WHT WHT RED BRN WHT RED RY1 SECONDARY INTERLOCK RELAY CN B CN B T1 1 2 N O COM RY2 N O COM CONTROL UNIT GRY OVEN LAMP RED PNK B L K TEMPERATURE FUSE MAGNETRON RE...

Страница 30: ...1 D4 1N4002 X 4 SEG1 SEG3 SEG2 SEG4 SEG5 SEG6 SEG7 SEG8 SEG9 SEG10 SEG11 SEG12 COM3 COM2 COM1 B1 DOOR RST 5V INT BZ COM M C40 GND R1 560 1 2W CN B AC H AC N AC230 240V 50Hz G6 G7 G8 G3 J1 DTA123JS G10 G11 G12 G4 G5 G9 VR R30 3 3K 0 01uF 25V COM1 COM2 COM3 SEG1 SEG2 SEG3 SEG4 SEG5 SEG6 P71 P72 AVDD P01 P00 RE SET X2 X1 VSS VDD XT2 XT1 IC P53 P52 P51 P50 P02 BL 17 G2 G1 SEG13 SEG14 R60 R61 R7 R8 R9 ...

Страница 31: ...R 330H 29 1 A B C D E F G H A B C D E F G H 2 3 4 5 6 1 2 3 4 5 6 Figure S 3 Printed Wiring Board of Power Unit ...

Страница 32: ...DA173WRE0 Turntable motor Interchangeable 1 AX 1 9 RMOTDA230WRE0 Turntable motor Interchangeable for production use 1 1 10 RTRN A708WRZZ Power transformer 1 BL 1 11 RV MZA294WRE0 Magnetron 1 BL 1 12 FPWBFA353WRKZ Noise filter 1 AS 1 13 QFS CA026WRZZ Fuse F10A 1 AH 1 14 QFS IA009WRZZ High voltage fuse 0 75A 1 AS CABINET PARTS 2 1 GCABUA883WRPZ Outer case cabinet 1 BF 2 2 FDAI A269WRYZ Bottom plate ...

Страница 33: ...able support 1 AR 6 2 NTNT A117WREZ Turntable 1 AS 6 3 FW VZB982WREZ Main wire harness 1 AT 6 4 TCAUHA214WRR0 K caution label 1 AC 6 5 TLABMA919WRRZ Menu label 1 AF 6 6 TINSEA989WRRZ Instruction book 1 AP 6 7 TSPCND410WRRZ Rating label 1 AF 6 8 FW VZB983WREZ Switch harness 1 AT SCREWS NUTS AND WASHERS 7 1 XHPSD40P08K00 Screw 4mm x 8mm 5 AA 7 2 XOTSD40P12RV0 Screw 4mm x 12mm 5 AA 7 3 LX CZA073WRE0 ...

Страница 34: ...3 4 3 4 9 4 12 2 1 1 7 7 3 1 10 1 9 4 10 7 2 7 10 7 2 7 8 4 11 7 5 4 17 7 4 7 12 4 12 4 12 1 5 1 4 1 14 4 2 1 1 1 1 1 11 7 7 7 10 7 10 7 7 6 4 7 11 7 9 7 1 7 1 1 13 1 12 7 2 7 2 7 10 7 10 7 10 7 6 1 7 7 8 4 8 1 8 7 10 7 8 1 2 2 3 2 2 4 14 4 18 4 19 4 16 1 3 4 15 1 6 7 1 6 1 6 2 4 7 4 6 6 5 2 3 2 3 2 3 4 20 7 10 4 12 7 1 ...

Страница 35: ...E F G H A B C D E F G H 2 3 4 5 6 1 2 3 4 5 6 3 2 3 1 3 6 3 5 3 4 3 3 Actual wire harness may be different from illustration 6 3 5 1 5 3 5 2 3 4 5 4 5 5 5 8 5 8 5 7 6 7 5 6 6 8 CONTROL PANEL PARTS MISCELLANEOUS DOOR PARTS ...

Страница 36: ...y form or by any means electronic mechanical photocopying recording or otherwise without prior written permission of the publisher PACKING AND ACCESSORIES DOOR PROTECTION SHEET SPADPA204WRE0 TOP PAD ASSEMBLY FPADBA539WRKZ PLASTIC BAG SSAKHA034WRE0 Not replaceable items PACKING CASE SAKCD964WREZ BOTTOM PAD ASSEMBLY FPADBA540WRKZ INTO THE OVEN CAVITY TRAY PAD ASSY CPADBA317WRKZ 6 6 INSTRUCTION BOOK ...

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