Sharp R-9320 Service Manual Download Page 31 | Manualshive

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Summary of Contents for R-9320

Page 1: ...DEX l PRODUCT DESCRIPTION Z OPERATING INSTRUCTIONS 3 y 19 OPERATlON 20 2 7 SERVICING 28 35 TOUCH CONTROLPANELASSEMBLY 36 w 51 COMPONENT REPLACEMENT AND ADJUSTMENT PROCEDURES 52 h 60 MICROWAVE MEASUREMENT 61 SCHEMATIC DIAGRAM R 9320 62 PICTORIAL DIAGRAM R 9320 6364 CONTROL PANEL CIRCUIT R 9320 6566 PRINTED WIRING BOARD 67 SCHEMATIC DIAGRAM R 9450 68 PICTORIAL DIAGRAM R 9450 69 70 CONTROL PANEL CIRC...

Page 2: ...R 9320 R 945Q ...

Page 3: ...y radiate from the magnetron or other microwave generating devices if it is improperly used or connected All input and output microwave connections waveguides flanges and gaskets must be secured Never operate the device without a microwave energy absorbing load attached Never look into an open waveguide or antenna while the device is energized SHARP CORPORATION OSAKA JAPAN R 9320 R 94 5C PRODUCT D...

Page 4: ...mole such as metal and aluminum foil tend to reflect micro cules thereby converting the microwave energy to heat waves and may be used only as recommended in the cook ing instructions SPECIFICATIONS Power requirements Power consumption Microwave output power Case dimensions Width Height Depth Cooking cavity dimensions Width Height Depth Turntable diameter Control complement Weight j I I I I i j I ...

Page 5: ...y In addition to the entry signal tone an audible signal will sound for approximately 2 seconds at the end of the cooking cycle You cannot program the oven if the door is not closed tightly During cooking the program cannot be changed until CLEAR pad is touched twice All functions are locked in to prevent accidental changes Auto Toucti Control Panel R 9320 p __ __ ___ compu defrost auto start cook...

Page 6: ...be when indicated in display ROGRAM SELECTOR PADS Touch to set clock auto start timer or temperature NUMBERING PADS I I i 1 i i 1 I j i i ii i I I I Touch to enter cooking times temperature settings clock time sensor temp settings or weight of food VARIABLE COOKING CONTROL PADS Touch to select power setting If not touched HIGH is auto matically selected Touch to stop operation of oven during cooki...

Page 7: ...ndicators after the power is reinstated To reset the clock touch the CLEAR pad and then repeat the steps above NOTE This is a 12 hour clock L c RP R I will appear in the readout if you attempt to enter an in correct clock time Forexample if you ateempt to enter 8 61 or 13 00 m and incorrect clock time will appear repeatedly To erase ERR Wouch the CLEAR pad If you accidently touch more than 4 numbe...

Page 8: ... each power level HIGH Full Power 100 MED HIGH Roast 70 MED Simmer 50 MED LOW DEFROST Defrost 30 LOW Warm 10 Some foods give best results when cooked more slowiy at a lower cooking power Your cookbook indicates the recommended variable setting for each recipe See your Sharp Carousei microwave cook book for guidelines on how to use the variable cooking contra Supoose you want to heat soup for 2 min...

Page 9: ...H 7 l l r j I I I setting I 1 9 l 1 1 f 1 I 3 Enter desired time for second cooking sequence ____ 1 3 0 0 0 l i 17 17 I Cl i 1 I ___ i 4 Select second variable cooking control setting VEC HIGH M HIGH 7 I7 l i r i I I I l l l 1 1 J 5 Touch the START pad START y HIGH C I7 I7 COOK I l 1 1 1 The timer begins to count down when it reaches zero I zero 1 j 1 MED HIGH 1 I i 7 I7 7 l i 1 Cl l lJl I I I Whe...

Page 10: ... setting followed by a iower temperature 60 C for 30 minutes The food would heat to 60 C 30 minutes would appear in the readout and count down to zero Microwave power would come on only if the food cooled below 60 C during this 30 minute period Suppose you want to roast beef for 5 minutes at HIGH and continue to cook for 30 minutes at MED HIGH Procedure Pad Order Display 1 Enter desired time for f...

Page 11: ...nstant Cook system can be only inputted within 1 minute after cooking or closing the door Suppose you want to increase 1 minute cooking time during 5 minutes at MED HIGH cooking Procedure Pad Order Display 1 Enter desired cooking time 5 0 0 11 1 j i i I l l 1 i 1 1 2 Select desired variable cooking control MED HIGH M HIGH C i 1 1 i 1 setting I l 1 i i 1 I 3 Touch the START pad 1 START The timer be...

Page 12: ...r Display 2 3 Touch the START pad START COMPU I DEFmsT i i yI f 1 l COMPU DEFFOST 1 n I a I i Ll I I I kg 1 COVER and EDGE will be displayed repeatedly and COMPU DEFROST appears especially kg is flashing for the entrance of weight I COMPU DEFROST 1 I 1 i Fiashing of kg stops and kg goes on COMPU DEFROST MED HIGH I 1 COOK ha 1 1 4 and kg WIII go off and 13 27 will appear TOMW M RXT MED HlGti Tne ti...

Page 13: ...d I 1 1 II 5 7 jqy Ly J 1 STAND will be displayed j continuously I 1 I I When door is opened or CLEAR pad is touched STAND will go out and the time of day will appear on the display NOTE 1 The weight which can be entered 0 1 kg steps by 10 key pads Kilogram must be rounded off to the nearest of a kilogram Example 1 75 kg should be rounded off to 1 8 kg 2 Foods weighing more or less than the quanti...

Page 14: ...j 1 l Before defrosting Shield the thin por tions wing tips and legs lm I l After the 1st stage iC ERIm sTurn over and Stand covered shield the warm 1O l 5 minutes port ions jC3 iR l y j l After the 2nd stage If there are warm portions shield them i 1 Chicken 0 2 1 pieces I m jc cF J After the 1st stage RE RRR L Turn over and I I 1 5 kg rearrange 4 I I 1 ii I i RE 1i qpR ys i After the 2nd stage I...

Page 15: ... temperature as explained on pages 14 and 15 or use sensor temp setting 6 When the food reaches the programmed temperature the oven will turn off automatically The time of day will reappear on the display If you wish to check the temperature during the standing time leave the food in the oven with the probe in place You can monitor any changes in temperature by simply touching TEMP pad Loop i I Co...

Page 16: ... m and incorrect temperature will appear on the display repeatedly The CLEAR pad must be touched in order to reprogram the oven The display will show 1 LG until the temperature reaches 30 C This indicates that the temper ature is below 30 C Suppose you want to roast whole chicken to 85 C on MED HIGH Procedu re Pad Order I Display I 1 Place probe in meat I Insert plug into the receptacle in the I 1...

Page 17: ...1 Place probe in casserole of spaghetti sauce Insert plug into the receptacle in the top centre of the oven cavity Enter desired temperature I__ 8 0 2 Touch the TEMP pad to select tem perature cooking TEMP TEMP 3 Select desired variable cooking cont rol setting MED HIGH TEMP M HIGH 4 Enter desired cooking or holding time to maintain 80 C for 1 hour i When oven temperature is lower than 30 C 5 Touc...

Page 18: ...r meat Then close the door L Display 1SENSOR 1 T 1 TEMP I I 1 SENSOR TEMP COOK COOK i SENSOR TEMP ly I I COOK TURN and OVER will be displayed repeatedly SENSOR TEhlD When the internal tempera ture of the meat is 42 C 6 Touch the START pad START SE NSOF TMF I 7 I COOk The temperature will be dis played as it increases SENSOR I r i I TEMP i 1 1 r l COOK __ ___ When ftnal temperature IS reached an au...

Page 19: ...isplayed I t SENSOR 5 r TEMP SENSOR TEMP 3 Touch the START pad START SENSOR TEMP 1 j 5 Open the door and stir stew then close I the door T 7 77 g OR 5 I l l IT I I j I SENSOR l i 17 I TEMP 6 Touch the START pad START 1 I Cl L COOK j 80 C WIII be displayed for up to 4 hours If you want to simmer food for less than 4 hours stop oven after desired simmer time NOTE If you touch the wrong pad retouch t...

Page 20: ... Roast Pork 75 C l Turn over and remove shield after oven signals four timeS Approximate half way of total cooking time l Stand covered with foil lo 15 min after cooking Poultry 80 C l Turn over after oven signals four times Approximate half way of total cooking time l Stand covered with foil 1O l 5 min after cooking Simmer J 80 l Stir and replace probe in casserole after oven signals four times W...

Page 21: ...e will count down to zero When the timer reaches zero all indicators will go out and an audible signal will sound The time of day will reappear on the display NOTE The Auto Start feature can be used for any of the programs described on the previous pages except Sensor Temp settings and Compu Defrost settings Once you have correctly programmed the oven for Auto Start the correct time of day not the...

Page 22: ...tage capacitor and a rectifier The 2350 volts A C is converted to approximately 4900 negative D C voltage peak to peak by the voltage doubler circuit and sent to the magnetron tube assembly 1 7 The negative 4000 volts D C is applied to the cathode of the magnetron tube This causes the magnetron to oscillate and produce the 2450 MHz cooking frequency 1 8 The RF energy produced by the magnetron tube...

Page 23: ...n lamps fan motor turn table motor and high voltage section The 240 volts A C is supplied to the power trans former zntermittently through the cook relay contacts which IS operated by the control unit Jvlthin a 32 second base The microwave power operation during firsr stage is at MED HIGH 24 seconds ON and 8 seconds OFF When the orobe tip reaches he preorogrammed tem perature 4O Ci TURN and OVER i...

Page 24: ...PROBE DISCONNECTED NEUTRAL 1 j LIVE h i sicl 0p MONITOR SWITCH z T A 2 1 3 I i RELAY I FAN MOTOR Gi r TURNTABLE MOTOR POWER TRANSFORMER I l I c f I I I I T P 1 4 51 6b B I II it PROTECTOR FUSE MlOA LOWER LATCH SWITCH MAGNETRON TEMP FUSE COOK RELAY CONTACTS Figure 1 Oven Schematic Off Condition 22 ...

Page 25: ...ISCONNECTED 5 COOK PAD TOUCHED 3 iI NEUTRAL Gij p q MONITOR SWITCH UPPER LATCH SWITCH I OVEN LAMP Al Al 2 1 3 I I I I c2 q CONTROL STOP p UNIT SWlTCH L I T Fl 4 SLIP T CONNECTOR _ _ _ A4 COOK RELAY L FAN MOTOR u TURNTABLE MOTOR POWER TRANSFORMER _ _ A MAGNETRON FUSE MlOA LOWER LATCH SWITCH MAGNETRON TEMP FUSE COOK RELAY CONTACTS Figure 2 Oven Schematic Cooking Condition 23 ...

Page 26: ...TOUCHED I MON IT UPPER LATCH SWITCH OVEN LAMP A r 4 Al A2 2 1 3 1 I i 4 I I A41 L 5 Ic l SLIP CONNECTOR I COOK RELAY I B TEMP PROBE A _ FAN MOTOR TURNTABLE MOTOR POWER TRANSFORMER I I SHORT _ j i kR PROTECTOR I u d 1 L _ i g I m RECTIFIER i FUSE MlOA LOWER LATCH SWITCH MAGNETRON TEMP FUSE COOK RELAY CONTACTS Figure 3 Oven Schematic Sensor Temp Cooking Condition R 9450 Only 24 ...

Page 27: ...ounting down to pause TEMP FUSE The temp fuse located on the magnetron is designed to pre vent damage to the magnetron if an overheated condition develops in the tube due to cooling fan failure obstructed air ducts dirty or blocked air intake etc Under normal operation the temp fuse remains closed However when abnormally high temperatures within the mag netron approach a critical level the temp fu...

Page 28: ...is opened Functions 1 When the door is opened the monitor switch contacts close to the ON condition due to their being a normally closed At this time the upper latch switch is in the OFF condition contacts open due to its being a normally open contact switch 2 As the door goes to a closed positron the monitor switch contacts are first opened and then the upper latch switch contacts close In case o...

Page 29: ...n without Magnetic Field High voltage capacitor The capacitor is able to store energy on one half of the power cycle and release it along with the transformer output to produce approx 4ooO negative D C volts to the magnetron MAGNETRON TUBE The basic magnetron tube is a cylindrical cathode within a cylindrical anode surrounded by a magnetic field When the cathode is heated by the filament winding o...

Page 30: ...d wire in power cord or wire harness Replace power cord or check and j cord is plugged into wall receptacle repair wire harness J Defective monitor switch Procedure G I I 88 88 and all indicators do not No power at outlet Check home fuse I appear in display when power cord is first plugged into wall outlet Blown oven fuse Procedure H Open wire in power cord wiring harness or wtring between control...

Page 31: ...Procedures E and F Defective cook relay RLl Defective control unit Procedure Y Procedure N Defective key unit Procedure N Open or loose wiring to above components Check and repair wiring Oven seems to be operating but little or no heat is produced in 1 oven load Flood incompletely cooked or not cooked at all at end of cook cycle Defective magnetron Procedure A Defective cook relay RLl Procedure K ...

Page 32: ...isplay Oven does not operate Temperature probe open or shorted 1 Replace probe I Slip connector contacts and or connected j Replace slip connector and or I wiring open repair wiring I Defective control unit Procedure N I Temperature control operation CONTINUED Temperature appearing in display is different from food temperature Defective temperature probe Defective control unit Procedure M Procedur...

Page 33: ...h it can be absorbed by the water load To measure the microwave output power in the microwave oven the relation of calorie and watt is used When P W heating works for t second approximately P t 4 2 calorie is generated On the other hand if the temperature of the water with V ml rises AT C during this microwave heating period the calorie of the water is V AT The formular is as follows P t V AT 4 2 ...

Page 34: ...de of Pyrex glass and its diameter approximately 12 cm 4 Room temperature should be around 2O C 5 Power supply voltage should be 240 volts POWER TRANSFORMER TEST DISCHARGE THE HIGH VOLTAGE CAPACITOR BEFORE TOUCHING ANY OVEN COMPONENTS OR WIRING Disconnect primary input terminals and measure the resistance with an ohmmeter Check for the continuity of coils with an ohmmeter On the RX1 scale the resi...

Page 35: ...ure on page 58 1 F I LOWER LATCH SWITCH TEST Isolate the switch and connect the ohmmeter leads to the common COM and normally open NO terminals of the switch The meter should indicate an open circuit with the door opened and a closed circuit with the door closed When the meter leads connected to the common COM and normally closed NC terminals of the switch it should indicate a closed circuit with ...

Page 36: ... for restricted air flow to the magnetron through the opening in the chassis especrally the cooilng duct CONTROL RELAY RLZI TEST Disconnect the wire leads from the reiay rermrnals Connect the ohmmeter leads to the control relay terminais 2 and 3 of contacts A or control relay terminals 4 and 5 of contacts B The meter should indicate an open circuit with power off and closed circuit wrth cook pad t...

Page 37: ... and probe in the center of the oven cavity 3 Connect the probe to the receptacle which is provided at the top of oven cavity 4 Close the door 5 Set the cooking temperature to 93 C and touch the cook pad 6 Approximately 4 minutes later the cook cycle will be completed At this time the temperature of water should be approximately 93 C 7 Disconnect the probe from the receptacle and check for the res...

Page 38: ...signal which resets the LSI to the initial state when power is supplied 2 Stop switch The switch to tell the opening and closing of door to the LSI 3 Buzzer The buzzer is responsive to signals from the LSI to emit noticing sounds key touch sound and completion soundj 4 Relay Circuit For driving magnetron turntable motor fan motor and lighting oven iamp 5 Temperature Measurement circuit R 9450 only...

Page 39: ... 18 5 1 POWER POWER SUPPLY SOURCE 240 SOHI CIRCUIT VP 32 C B CIRCUIT GND I i t CONTROL RELAY 1 I COOK RELAY CONTROL CRCU TI COOK I I RLLAY I L I _ D I I I RELAY CONTRCL CIRCUIT AND COOK RELAY CONTROC CIRCUIT I I 1 E Figure 8 Block Diagram R 37 ...

Page 40: ...UORESCENT DISPLAY TUBE I I Ia 1 be j I Ib e m f 3 c 9 4 1 h I_ 4c 36 IG B I J C D I I I 4 i TEMPERATURE F l MEASUREMENT 1 I CIRCUIT t 3 1 E 1 TEMP PROBE f L t 1 I I 4 1 IR 0450 my I F rI I I G R 9320 R 9450 Ii 7 I 8 I 9 I 10 I 11 I 12 38 ...

Page 41: ...4 D3 D2 Dl DO FO Fl vss F2 F3 uo Ul u2 u3 GO Gl G2 G3 RESET 00 01 Q2 03 vss 64 I 63 62 c 61 r 60 I 59 LSI I 1 IX2321YA 58 57 1 56 3 55 I 54 53 52 I 1 51 1 50 49 XIN XOUT s7 s6 s5 s4 s3 s2 Sl so CN Vss INT VP VDD NC vss AVss K7 K6 K5 K4 K3 K2 41 Kl 40 KO VREF NC P3 P2 Pl PO T Figure 9 Relationship between pin Nos and Signals LSI lX2321YA 39 ...

Page 42: ...d cook relay control circuit 20 msec Durinq cookinq 08 OUT Magnetron high voltage circurt driving signai To turn on and off the cook relay RLI In HIGH operatron the signals holds H level during microwave eooklng and L level while not cooking In other cooking modes MED HIGH MED MED LOW LOW the signal turns to H level and L level in repetition according io the power level HIGH MED HIGH MED GND MED L...

Page 43: ... D5 D5 6th Normally one pulse is output in _____ G every 13period and input the grid of Fluorescent Display D4n 9 D4 10 D3 02 11 Dl 12 13 DO DO a 1 1 msec L 14 FO IN Terminal to change the functions according to the Models Signal in accordance with the Model in operation is applied to set up its function Signal Input level FO H Fl L F2 L F3 L H Connected to GND L Connected to Vp 32V by pull down r...

Page 44: ...egment I I SighI 1 32V 23 GO OUT Signal for lighting of Lower Indicators Normally signal similar Vp Pulse signals are generated when lighting either Indicator 1 2 met Gl w _ e GND 32V 24 OUT Signal for lighting of power level and COMPU indicators Normally signal similar Vp Pulse signals are generated when lighting either indicator 1 2 msc GND 32V G2 NC Terminal not used 25 26 G3 NC IN Auto clear t...

Page 45: ...generated while 6 9 ml or i key is being 5 touched Q3 OUT Not used Test mode strobe signal 32 vss IN Connected to GND 33 T OUT Signal to sound buzzer A Key touch sound B Completion sound C Sound with the turnover temperature by sensor temperature cooking 0 1 sec A 1 1 sec 1 sec 4 r 1 A l T 400x10 2 5 kHz 34 PO OUT Key strobe signal Signal applied to touch key section A pulse signal is generated wh...

Page 46: ...l is held at L level i l 2Vi 41 Kl IN Signal similar to KO I j TEMP When either one of 9 8 7 STOP CLEAR i C or START key is touched a crresponding signal will be input into KI R 9450 only 42 K2 IN Signal similar to KO When either one of m j I 1 b j j M HIGH key is touched a crresponding signal will be input in to K2 43 K3 IN Signal similar to KO When either one of F E or m key is touched a crrespo...

Page 47: ...node segment of Fluorescent Display light up voltage 32V Vp voltage of powel source circuit is input 53 IN Connected to GND INT CNVss 54 IN 55 OUT Segment data signals Signal similar to Ul so Sl 56 s2 s3 s4 57 58 59 60 s5 OUT 61 S6 OUT 62 s7 OUT XOUT OUT Internal clock oscillation frequency control output 63 64 Output to control oscillation input of XIN XIN IN Internal clock oscillation frequency ...

Page 48: ...to be applied to the heater of the display tube and it is obtained from the followrng equatron VFl vF2 il 12 X Rf In which Rf is the heater s resistor and 11 and i2 are load currents caused by the resrstors R9 and R8 located In the heater Thus the heater s voltage VFJ VF IS specified at 3 5v the transistor Ql to have a part of the current running In Ql be by oassed this results In a reduction of t...

Page 49: ...rned on this circuit operates to reset the LSI to its initial state with the power switch turned on the voltage Vp starts to rise up and other two voltages VDD and VRES are resulted from this voltage Fig 12 shows the relation among these three voltages When VDD is high enough to keep the LSI in operation if the voltage higher than VII I is applied to the RESET terminal of LSI the LSI is reset to i...

Page 50: ...y R L2 at 08 terminal of LSI and also a pulse signal at D9 terminal The f i level signal from D8 terminal is applied to Q2 which of LSI The pulse signal from D9 terminal is applied to the rectifier circuit made up of 082 and 083 where it is made is connected in series with 03 and current i2 is caused only when both 02 and Q3 are turned on at a time and it allows into DC signal to charge C81 With C...

Page 51: ...h the temperature probe When the output signal of the terminal D7 is at L level the transistor Q5 turns off to get R62 and R61 connected in series with each other and the circuit equivalent to that shown in Fig 17 b is set up With this equivalent circuit in operation the LSI judges whether the temperature probe is opened or not that is when the temperature probe is opened the voltage almost equal ...

Page 52: ...ero or negative against the fiiament thermo electrons can not reach the anode hence the fluores cent body is not luminescent in this model the Fluorescent Display digits 1 l segments are used for displaying figures The Fluorescent Display employs the dynamic drive method when the high level of anode signal and grid signal agree the corresponding segment displays u7 S6 S5 s4 s3 z so LSI D5 D4 03 02...

Page 53: ...k and repair ail the controls with the sensor related ones included of the touch control panel while keeping it in contact with the oven 6 For some models the power supply cord between the touch control panel and the oven is long enough that they may be separated from each other For those models therefore it is allowed to check and repair the controls of the touch control panel while keeping it ap...

Page 54: ... COMPONENTS OR WIRING HIGH VOLTAGE COMPONENTS REMOVAL High Voltage Capacitor and Rectifier To remove the components proceed as follows 4 Remove the single 1 screw holding the capacitor holder 1 Disconnect the oven from the power supply and remove to the mounting bracket and remove the capacitor the outer case holder 2 Discharge the high voltage capacitor 5 Now the capacitor and rectifier are free ...

Page 55: ...R REAR CABINET BASE CABINET B OUTER CASE CABINET I 1 F yN SUPPLY CORDHOLDER r HIGH VOLTAGE CAPACITOR I BASE CABINET bi 1 I RELAY Ai 7 CAPACITOR HOLDE CONTROL RELA COOK RELA POWER TRANSFORMER Figure 19 Outer Case and Chassis Components 53 ...

Page 56: ...the fan motor attached from the outer case the unit Discharge the high voltage capacitor 7 Remove the fan blade from the fan motor shaft by pull Disconnect the wire leads from the fan motor ing the fan retainer clip Remove the three 3 screws holding the chassissupport 8 Remove the two 2 screws and nuts holding the fan to the rear cabinet cooling duct A and control panel motor to the cooling duct A...

Page 57: ...OVEN PARTS OVEN AMP HINGE MOUNTI NG PLATE TEMP PROBE R 9450 ONLY OVEN LAMP FILTER STEAM DUCT TURNTABLE w _ _ _A _ _ y r TURNiABLE ROLLER SHA TURNTABLE TURNiABLE ROLLER COVER TRAY H TOR SPACER Figure 21 Oven Cavit 55 ...

Page 58: ...GNETRON 4 i MAGNETRON B TEMP FUSE 0 a TERMINAL COVER HIGH VOLTAGE COVER MAGNETRON COOLING J l Y MAkNETRO COOLING DUCT A I UPPER L ALE HOOK iNG 8LY SPACER LOWER LATC 9 HOOK NH UPPE R d Yo LOWER LATCH TOR SWITCH ATCH SWITCH CHASSIS SUPPORT Yo SWITCH 3NTABLE MOTOR Oven Cavity Components 56 ...

Page 59: ...ng it downward 7 To remove the switch from the upper latch hook push outward the two 2 retaining tabs holding the switch in place LOWER LATCH SWITCH REMOVAL I Disconnect the oven from the power supply and remove the outer case 2 Discharge the high voltage capacitor 3 Remove the complete control panel assembly referring 5 Remove the single 1 screw holding the lower latch hook to the oven cavity fro...

Page 60: ...sure the upper latch switch operation If the upper latch switch has not activated with the door closed loosen the single 1 screw holding the upper latch hook to the oven cavity front flange and adjust the upper latch hook position After the adjustment make sure of the following points 1 The in and out play of the door remains less than 0 5mm at latched position First check the upper latch hook pos...

Page 61: ...ol panel assembly 3 Disconnect the flat cable connector of the key unit from the control unit by opening the cable holder 4 Separate the control panel frame and the back plate with control unit attached Control Unit 2 Slide the control unit upward and remove it to the back plate hooks 1 Remove the three 3 screws holding the control unit to the back plate Key Unit 1 Remove the single 1 screw holdin...

Page 62: ...JUSTMENT When removing and or loosening hinge such as in the case of a door replacement the following adjustment cri teria are taken Door is adjusted to meet the following three conditions by keeping screws of hinge loose 1 2 3 4 Adjust door latch heads at a position where they smoothly catch the latch hooks through the latch holes Refer to upper and lower latch switches adjustment Deviation of th...

Page 63: ...nce standard for microwave ovens must be used for testing Recommended instruments are NARDA 8100 NARDA 8200 HOLADAY HI 1500 SIMPSON 380M 2 Place the turntable tray into the oven cavity 3 Place the load of 275 f 15ml of water initially at 20 i 5 C in the centre of the oven tray The water container should be a low form of 600ml beaker with inside diameter of approx 8 5cm and made of an electrically ...

Page 64: ...CLINCH TERMINAL CONNECTOR WHT WHT lIr M2 TURNTABLE MOTOR r 1 ORG l8 h Y 7 T POWER TRANSFORMER D2 WHT l8 v I NEUTRALI j 1ZiZ j f 4 i li b I 6 t j 6 I r I P SW4 MONITOR SWITCH WHT oB Ll L2 OVEN LAMP RED GRY _ WHT ORG w SW1 I BRN w3 TOP iWITCH w A3 B B f j I RLI COOK RELAY I I Ml FAN MOTOR I I F FUSE MIOA 240V RED IS SW2 LOWER LATCH SWITCH ORG l8 TF MAGNETRON TEMP FUSE ORG l8 SHORT PROTECTOR r y WHT ...

Page 65: ...ED RED I I I Gi 9X BORG 1 I 1 CONTROL RELAY If 7 17 7 Lq T I 1 I TURNTABLE MOTOR A IQo I IS I I r i i I OS Ib L _ i iWHT I c i BLK i l 1 I I I 4 I I 41 I RED I 1 I I I 1 j 1 I 1 I j BRN I i I i I c pj BLK r 1 I PNK p i BLU I c 3 I I Figure 27 Pictorial Diagram R I 1 i 2 3 4 6 6 7 63 ...

Page 66: ...Gi l j i 1 I iii J GiF I j MAGNETRON TEMP FUSE fl Y l 3RG L j I I 2 j I j 1 I i I I FAN MOTOR RY F HT SHORT PROTECTOR I I t 2 1 I I Q 1 POWER TRANSFORMER 747 WHT WHT WHT BLU HIGH VOLTAGE CAPACITOR Diagram R 9320 I 7 8 I 9 1 10 I 11 12 64 ...

Page 67: ... IL1 GND CONTROL RELAY COOK RELAY STOP SWlTCri VAS I i R 6 Di 0 3 IlEl IL I511 iw 02 DTC114A r 1 2 2 150 ISS133 I I j I r I 1 6 2 I k j II q Ii 7 I I 1 B 3 1 R42 w R41 R43 R4C vR46 33r x7 1KEY UNIT q I TEST MODE Figure 28 Control PC 1 2 I 3 1 4 5 6 65 ...

Page 68: ... 2vi I I j I I I 0 i 1 I I o 56 j 1 t 5 6C 55 t e I i 37 1 Y 54 4 1 I 36 I 35 m 52 I c 1 Si b I 1 1 55 so Si CNVrr t INT H i a i I 30 I I F3 yX232lYA iDp i j w i 15 is I I F2 F3 7 I I I I i i 0 II J 2c I J2 L 113 GO r q n4zpx4 LT T T TA 1 R47 6 6k 6 6 06 DTCll4A r 1 7 9 4w I 1 I I RSO 6 Bk I TEST NOTE A MODE IF NOT SPECIFIED 1 5W 5 3 Control Panel Circuit R 9320 iA t ja I r ic I 1 i C 1 6 7 8 9 I ...

Page 69: ...R 9320 R 9450 1 I c A 1 Figure 29 Printed Wiring Board 67 ...

Page 70: ...3mm MIN 0 QUICK CONNECT TERMINAL l SOLDER OR CLINCH TERMINAL 0 CONNECTOR D2 WHT lB WHT lS SW4 MONITOR SWITCH WHT OB Ll L2 OVEN LAMP ORN 18 ORN 18 c RLl COOK RELAY I Ml FAN MOTOR I I I M2 TURNTABLE MOTOR ORG 18 Y 1 T POWER TRANSFORMER I I I RED F FUSE MlOA 240V RED l8 SW2 LOWER LATCH SWITCH ORG 18 j TF MAGNETRON I TEMP FUSE ORG 18 T R I anurl I PROTE MG MAyETRON 3 _ r A I Dl RECTIFER 3 J Figure 30 ...

Page 71: ..._ _ 1 I I I I i I 1 CONTROL f RELAY COOK f j RELAY ill iy T TT LILI I j hj 16 hTd Q 7 cl0 y j I fj I i I RED1 I FI I I I 2 II 0 j jj 3 0 4110 5 10 j6k j J J 7 1 f ll I I I ppiiq 1 I TURNTABLE MOTOR I I I I i i BRN 1 I 1 I 1 I i I t I I I If 1 1 BR qBLU I j Figure 31 Pictorial Diagram 4 1 1 r 2 3 4 I 5 6 7 69 ...

Page 72: ...0 R 9450 7 I 8 9 I lO r 11 1 12 1 MAGNETRON TEMP FUSE I 0 G ti i j I I FAN MOTOR I I 4 0 POWER d TRANSFORMER 9 WHT WHT SHORT PROTECTOR HIGH VOLTAGE CAPACITOR I BRN 11 il doriai Diagram R 9450 7 I 8 I 9 I 10 I 1 11 I 12 70 ...

Page 73: ...CONTROL RELAY COOK RELAY STOP SWITCH LIII TI VRS I LI 22yn 01 W IlEl x4 ZD3 2D4 HZ6C 2 x2 JW FI DS RI IlEl I 1 4W I I I V 32V fi R91 0 R IOk l 4W a1 c93 O Oly 25V R6 I Sk IW R40uR46 33k x7 COMPU COMPU COMPU COMPU COMPU INSTANT SENSOR TEST MODE Figure 32 COI 1 I 2 I 3 I 4 5 I 6 71 ...

Page 74: ...A B C D 1 TEMP PROBE 1 E F II II I II II 1 R47 6 6k a R46 6 6k G I I 1 CONTROL UNIT 1 NOTE IF NOT SPECIFIED 1 5W 2 5 H ntrol Panel Circuit R 9450 I 7 I a I n I rn I I I 72 ...

Page 75: ...EN PLASTIC BAG ISSPIKHOWSYBEOI PACKING ADD KIT CPADBO157WRKO I DOOR PROTECTION SHEET SPADPQ007Y BPO TRAY HOLDER Cut into two parts when packing TUR NTABLE TRAY TURNTABLE STYROFOAM SPADP0213WREO PACKtNG CASE R 9320 SPAKC1813WREO R 9450 SPAKC1812WREO 73 ...

Page 76: ...LY OlllWREO RRLY 0 11 2WRE0 Cook relay FCNCWO 0 2 7WRK 0 Slip connector R 9450 only FDTCT 0 0 2 1WRK 0 Temperature probe assembly R 9450 only I 1 16 1 17 1 18 1 19 l 20 1 AQ 1 AP 1 AT 1 AW CABINET PARTS 2 1 FDA I C i 6 9WRY 0 Base cabinet A 1 AR 2 2 FDAI Cl70WRYO Base cabinet B 1 I AS Rear ca blnet 1 i AS Outer case cabinet 1 BC 2 3 GoVNR0064WRWO Oven lamp access cover 1 AF Oven lamp cushion A 1 A...

Page 77: ...AX 3 1G LANGT2006YAZZ Display tube holder 1 AD Cl VCQYDUlHW104J Capacitor O lpF 5ov 1 AC c2 VCEAAUlHW108M Capacitor 1000 lF 5ov 1 AG C3 VCEAAUlEW337M Capacitor 330pF 25V 1 AD c4 lVCEAAUlEW476M Capacitor 47 iF 25V 1 I AB C5 C6 VCKYATlEXlO3N Capacitor O Ol uF 25V 4 AA C8 C93 1 I C7 C83 VCQYCUlHM473K Capacitor 0 047pF 5ov 2 AB c40 RMPTE2003YAZZ Capacitoraray470pFX4 C60 1 i AD VCKYATlEX103N i Capacito...

Page 78: ...sistor 5 6kR 1 5w 1 AA R15 VRD ST2DF243J Resistor 24kR 1 5w 1 AA R20 VRD ST2EF 10 2 J Resistor 1 kR 1 4w 1 AA R2i VRD ST2EF 18 2 J Resistor 1 8kfl 1 4w 1 AA R40 46 VRD ST2DF3 3 2 J Resistor 3 3kS1 1 5w 7 AA R47 50 VRD ST2DF682J Resistor 6 8kR 1 5w 4 AA R60 VRD ST2DF 03J Reststor 10kQ 1 5W R 9450 only 1 AA R6i RR NZ597 IYAZZ Resistor 5 97kR F 1 5W R 9450 only 1 AA R62 VRD ST2DF434J Resistor 430kR 1...

Page 79: ...upling assembly 1 AS 4 8 4 9 iPFiLW0035WRPO sFFANJ0017WRKO 4 9A MSPRP0038YBEO 4 10 iLANGF0224WRPO 4 11 LANGQ0186WRWO I 4 12 jPSPAG0023WRFO 4 13 LANGK0140WRWO 4 14 LANGQ0254WRWO 4 15 PDUC 0246WRF0 4 16 PDUC 0247WRF0 4 17 FDUC 0116WRY0 4 17 A PCUSU0323WRPO 4 18 tPCUSU0242YBPO 4 19 PDUC 0242WRW0 4 20 PCUSU0298WRPO 4 21 LANGK0141WRFO 4 22 LANGK0142WRFO 4 23 MLEVF0124WREO 4 24 IPCtiVP0265WRFO 4 25 I PZ...

Page 80: ...nual R 9320 TrNSE0404WRRO Operation manual R 9450 6 7 iSPCNOS20WRRO Name plate R 9320 TSPCNC819WRRO Name plate R 9450 AY AF AK AB AC I 6 8 TCAUHOil4WRRO Cautron label 1 AC SCREWS NUTS WASHERS AND RING 7 i LX B Z 0 1 4 1WR E 0 Screw I monitor switch lever mtg 1 AA 7 2 LX BZOi55WREO Screw lamp access cover mtg 1 AA 7 3 LX BZO 1 8 6WR E 0 Screw magnetron coolrng duct B capacitor mounting 4 AA bracket...

Page 81: ...rew control pane assembly oven cavtty base cablne A base zaolnet B rear cabinet and chassis support mtg 7 23 7 24 7 25 7 26 XCTSD40P16000 XFPSD30P06000 7 27 XFTSD40P12000 7 30 7 31 7 32 7 33 7 34 1 AA 2 AA 7 28 7 29 7 35 7 36 Screw cord hoider mtg Screw 1 magnetron temp fuse mtg XFTSD4 0 PO 6 0 0 0 Screw relay angle mtg XFTSD40PlOOOO Screw plug case mtg 1 AA 1 AA LX NZ0031YBEO XNESD40 32000 LX WZ0...

Page 82: ...1 I 2 3 4 5 r I 6 CABINET PARTS a 2 3 IF i I L IH I 1 2 3 4 5 6 80 ...

Page 83: ...EE F m F 1 2 3 I 4 5 6 r 7 I OVEN PARTS a 4 13 G 3 k _ i I e H L i a G y 9dq I A j 1 I I 2 3 4 5 6 81 ...

Page 84: ...3 9320 z g 9450 7 8 9 10 11 12 1 A _ CD GiGI I 4 fi iD I c r I IE I I 7 8 I 9 T i 10 I 11 12 82 ...

Page 85: ... A A CONTROL PANEL PARTS 1 I 2 3 4 I 5 6 83 ...

Page 86: ...1 f 2 3 4 5 6 DOOR PARTS I C I it i FdE m 7 5 3 a 1 E F 3 I I 84 ...

Page 87: ...refore it must be fixed correctly and firmly 1 The cord anchorage which is used to secure the mains supply cord can be fixed in two different ways 2 If you fix them as shown in Figure 2 the mains supply cord will not be secured firmly 3 Therefore make sure to fix them as shown in figure 1 MAINS SUPPLY LSTPPOOOgYBFO CORD ANCHORAGE LOWER w C D ANCHORAGE UPPER LSTPPOO08YBFO 3mm Figure 1 Correct Fixin...

Page 88: ......

Page 89: ...R 9320 R 9450 SHARI 84 0 SHARP CORP BNl lE Printed in Japan ...

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