Panasonic Cyclonic Inverter NN-ST765S Скачать руководство пользователя страница 31 | Manualshive

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9.3.2. NN-ST785S

Ref. No.

Part No.

Part Name & Description

Pcs/Set

Remarks

E21

F603LBP90CP

D.P.CIRCUIT (AU)

1

ST785S

E22

F603MBP80AP

D.P.CIRCUIT (BU)

1

ST785S

E23

F800LBP90SCP

ESCUTCHEON BASE (U)

1

ST785S

E24

F6616BP90AP

FLAT CABLE

1

ST785S

E25

F8298BP90KAP

BUTTON

1

ST785S

E26

F891PBP90SAP

DOOR OPENING BUTTON (U)

1

ST785S

E27

F82565X00AP

DOOR OPENING LEVER

1

E28

F80375K00AP

COOK BUTTON SPRING

1

E30

F90098N00AP

GROUNDING PANEL

1

E35

F0007BP90SCP

NAME PLATE

1

ST785S

31

NN-SE795S / NN-ST785S / NN-ST775S / NN-ST765S / NN-SD765S / NN-SD755S

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Содержание Cyclonic Inverter NN-ST765S

Страница 1: ... Panasonic Appliances Microwave Oven Shanghai Co Ltd 2015 NN SE795S NN ST785S NN ST775S NN ST765S NN SD765S NN SD755S CPH CANADA Microwave Oven ORDER NO PAPMOSH1501004CE E1 ...

Страница 2: ...2 NN SE795S NN ST785S NN ST775S NN ST765S NN SD765S NN SD755S ...

Страница 3: ...3 NN SE795S NN ST785S NN ST775S NN ST765S NN SD765S NN SD755S ...

Страница 4: ...NTS AND ADJUSTMENTS 16 6 1 Adjustment of primary interlock switch secondary interlock switch and interlock monitor switch 16 6 2 Measurement of microwave output 16 7 PROCEDURE FOR MEASURING MICROWAVE ENERGY LEAKAGE 17 7 1 Equipment 17 7 2 Procedure for measuring radiation leakage 17 7 3 Record keeping and notification after measurement 17 7 4 At least once a year have the radiation monitor checked...

Страница 5: ...1 SCHEMATIC DIAGRAM 5 NN SE795S NN ST785S NN ST775S NN ST765S NN SD765S NN SD755S ...

Страница 6: ...ter in the DPC to determine operating conditions and output necessary to control PWM signal to the Inverter Power Supply for control of the output power 2 3 Inverter defrost When the Auto Control feature is selected and the Start pad is tapped 1 The digital programer circuit determines the power level and cooking time to complete cooking and indicates the operating state in the display window Tabl...

Страница 7: ...and easy way to reheat refrigerated and room temperature foods Simply press the reheat pad There is no need to select power level and cooking time NOTE The Auto Sensor Reheat process is similar as Auto Sensor Cooking process Balance of cooking time T2 time The balance of cooking time which is called T2 time can be calculated by the following formula T2 time in sec T1 time X K factor NOTE Remember ...

Страница 8: ...k may be HOT due to heat energy therefore extreme care should be taken during servicing H V Inverter warning WARNING FOR INVERTER POWER SUPPLY U GROUNDING Check the High Voltage Inverter Power Supply circuit grounding The high voltage inverter power supply circuit board must have a proper chassis ground The inverter grounding plate must be connected to the chassis If the inverter board is not grou...

Страница 9: ...y holes in the unit during operation Never insert a wire nail or any other metal object through the lamp holes on the cavity or any holes or gaps because such objects may work as an antenna and cause microwave leakage 3 6 Verification after repair 1 After repair or replacement of parts make sure that the screws of the oven etc are neither loosen or missing Microwave energy might leak if screws are...

Страница 10: ... from D P C 2 Remove 1 grounding screw 3 Disconnect connector CN701 on H V Inverter board 4 Remove 1 screw holding escutcheon base and slide the escutcheon base upward slightly 5 Remove all screws holding D P C board on escutcheon base 6 Separate D P C board from tabs on the escutcheon base and remove D P C board To replace membrane key board 7 Use tools such as kinfe etc to lift the edge of escut...

Страница 11: ...sembly 1 Remove door C from door E by carefully pulling outward starting from upper right hand corner using a flat blade screwdriver 2 Separate door E from tabs on door A and remove door A 3 Open Door E at the opening angle of approximately 10 Note The door cannot be removed if the opening angle is greater than 10 4 Remove the door E from its hinges by pushing the door E upward and out 5 Remove do...

Страница 12: ...E After reinstalling the new turntable motor and reconnecting the 2 lead wires reinstall the motor cover by rotating it around 180 tucking the 2 tabs under the base in the 2 provided slots then screw the single tab to the base using a 4mm 6mm screw 4 7 Steam sensor 1 Disconnect connector CN2 from digital programmer circuit board 2 Disengage catch hooks on sensor cover C from orifice 3 Remove steam...

Страница 13: ...ot 1 Discharge high voltage charge 2 Remove the H V lead wire from magnetron terminals 3 Disconnect 2 connectors from CN701 CN702 on H V Inverter U 4 Remove 1 screw holding grounding plate to the base 5 Bend back 1 locking metal tabs on the base 6 Press 1 encircled locking tab and then slide 4 locking tabs of Inverter bracket at the bottom of the base in direction of arrows 7 Remove 1 screw holdin...

Страница 14: ...witch 0Ω Close Ω Open Secondary Interlock Switch 0Ω Close Ω Open Power Relay RL1 Ω Open Ω Open 5 2 Interlock Monitor Switch 1 Unplug lead wires from Inverter Power Supply U primary terminals 2 Connect test probes of ohm meter to the disconnected leads that were connected to Inverter Power Supply U 3 Test the continuity of Interlock Monitor Switch with door opened and closed positions using lowest ...

Страница 15: ... b Press Start button once c Press Power Level button once For SE795S ST785S ST775S ST765S models a Press Clock button once b Press Timer button once c Press Start button once d Press Power Level button once 5 Program oven at High power for 1 minute and press Start pad a After approximately 3 seconds oven stops operating b During oven operation the input current is approximately 0 4A INPUT CURRENT...

Страница 16: ...interlock switches again by following the component test procedures 6 2 Measurement of microwave output The output power of the magnetron can be determined by performing IEC standard test procedures However due to the complexity of IEC test procedures it is recommended to test the magnetron using the simple method outlined below Necessary Equipment 1 liter beaker Glass thermometer Wrist watch or s...

Страница 17: ...5cm spacer supplied with the probe 4 Tap the start button or set the timer and with the magnetron oscillating measure the leakage by holding the probe perpendicular to the surface being measured 7 2 1 Measurement with the outer panel removed Whenever you replace the magnetron measure for radiation leakage before the outer panel is installed and after all necessary components are replaced or adjust...

Страница 18: ...7 4 At least once a year have the radiation monitor checked for calibration by its manufacturer 18 NN SE795S NN ST785S NN ST775S NN ST765S NN SD765S NN SD755S ...

Страница 19: ...ction manual in order to find the exact cause of any trouble since operator error may be mistaken for the oven s malfunction H97 H98 error code display If 3 times H97 or 2 times H98 exist microwave oven can not be used any more even if the defective parts already be replaced un plug and plug in again How to reset for the service Please take the following steps 1 Plug in oven 2 Press Stop Reset pad...

Страница 20: ...als from DPC but magnetron is not oscillating 1 Magnetron 2 Loose lead wire connector CN703 3 H V Inverter U Oven stops in 10 seconds after pressing Start pad Auto sensor cooking Steam sensor circuit is not functioning 1 Steam sensor 2 DPC 3 Open or loose wiring of sensor terminal from connector CN2 on DPC 2 No display and no operation at all Fuse is blown Most probably loose connection of connect...

Страница 21: ... voltage circuit especially magnetron filament circuit NOTE Large contact resistance will cause lower magnetron filament voltage and cause magnetron to have lower output and or be intermittent 3 Defective high voltage component H V Inverter Power Supply U Magnetron Check high voltage component according to component test procedure and replace if it is defective 4 Open or loose wiring of power rela...

Страница 22: ...tton once press Timer button once press Start button once press Power Level button once For NN SD765S SD755S models press Timer Clock button twice press Start button once press Power Level button once Program unit for operation H95 H97 H98 H99 appears in display window a short time after Start pad is pressed and there is no microwave oscillation Alternate way to troubleshoot oven with AC Ampere me...

Страница 23: ...power 1 IC1 pin 8 voltages while operation at high power Abnormal IC1 Normal 5V Step2 2 Collector of Q227 voltage Abnormal Q227 and or Q225 Q226 Q228 Normal 0 7V Step3 3 Short circuit between collector of Q227 and emitter of Q225 Still not turn on RL1 RL1 turns on Q227 and or Q225 Q226 Q228 H95 H97 H98 appears in window and oven stops operation Program High power for 1 minute and conduct following...

Страница 24: ... 2 Collector of Q227 voltage Abnormal Q227 and or Q225 Q226 Q228 Normal 0 7V Step3 3 Short circuit between collector of Q227 and emitter of Q225 Still not turn on RL1 RL1 turns on Q227 and or Q225 Q226 Q228 Dark or unclear display 1 Replace display and check operation Normal Display Abnormal IC1 Missing or lighting of unnecessary segment 1 Replace IC1 and check operation Normal IC1 Abnormal Displa...

Страница 25: ...oltage Abnormal Q227 and or Q225 Q226 Normal 0 7V Step3 3 Short circuit between collector of Q227 and emitter of Q225 Still not turn on RL1 RL1 turns on Q227 and or Q225 Q226 Dark or unclear display 1 Replace display and check operation Normal Display Abnormal IC1 Missing or lighting of unnecessary segment 1 Replace IC1 and check operation Normal IC1 Abnormal Display H95 H97 H98 appears in window ...

Страница 26: ...een Inverter and magnetron terminal 2 Between 1 0A and 2 0A Check continuity of D702 in Inverter PCB 1 D702 shorted Replace H V Inverter F606Y9X90AP 2 D702 is OK Replace magnetron Shut off in 3 seconds after Start 1 Less than 0 5A Check open circuit Interlock Switch DPC Power Relay and CN701 Replace defective component s or correct switch cables and connectors 8 6 H V INVERTER BOARD MAIN PARTS LIS...

Страница 27: ...8 7 How to check the semiconductors using an OHM meter 27 NN SE795S NN ST785S NN ST775S NN ST765S NN SD765S NN SD755S ...

Страница 28: ...9 EXPLODED VIEW AND PARTS LIST 9 1 EXPLODED VIEW 28 NN SE795S NN ST785S NN ST775S NN ST765S NN SD765S NN SD755S ...

Страница 29: ... GUIDE B 1 21 F41445W00AP ORIFICE 1 22 F64508660AP SENSOR COVER B 1 24 F65434W00AP SENSOR COVER C 1 25 J607S4M00AP STEAM SENSOR 1 26 F612EBP20AP LAMP U 1 LED LAMP INSIDE 27 J61415G10XN MICRO SWITCH 1 PRIMARY INTERLOCK SWITCH 28 F61415U30XN MICRO SWITCH 1 SECONDARY INTERLOCK SWITCH 29 F61456N60AP THERMAL CUTOUT 1 150 C 20 C 31 F61785U30XN MICRO SWITCH 1 INTERLOCK MONITOR SWITCH 32 F606Y9X90AP H V I...

Страница 30: ...6 to D P CIRCUIT DU CN5 E5 F8057BP20BAP ESCUTCHEON BASE B 1 SE795S E6 F891PBP20SAP DOOR OPENING BUTTON U 1 SE795S E7 F82565X00AP DOOR OPENING LEVER 1 E8 F80375K00AP COOK BUTTON SPRING 1 E10 F90098N00AP GROUNDING PANEL 1 E15 F0007BP20SCP NAME PLATE 1 SE795S E16 F6616BL70CP FLAT CABLE 1 SE795S TOUCH SCREEN CN19 to D P CIRCUIT AU CN18 E17 F6616BL60CP FLAT CABLE 1 SE795S TOUCH SCREEN CN20 to D P CIRCU...

Страница 31: ...BP90SCP ESCUTCHEON BASE U 1 ST785S E24 F6616BP90AP FLAT CABLE 1 ST785S E25 F8298BP90KAP BUTTON 1 ST785S E26 F891PBP90SAP DOOR OPENING BUTTON U 1 ST785S E27 F82565X00AP DOOR OPENING LEVER 1 E28 F80375K00AP COOK BUTTON SPRING 1 E30 F90098N00AP GROUNDING PANEL 1 E35 F0007BP90SCP NAME PLATE 1 ST785S 31 NN SE795S NN ST785S NN ST775S NN ST765S NN SD765S NN SD755S ...

Страница 32: ...1 ST775S E43 F800LBQ00SCP ESCUTCHEON BASE U 1 ST775S E45 F8298BQ00KAP BUTTON 1 ST775S E46 F891PBP90SAP DOOR OPENING BUTTON U 1 ST775S E47 F82565X00AP DOOR OPENING LEVER 1 E48 F80375K00AP COOK BUTTON SPRING 1 E50 F90098N00AP GROUNDING PANEL 1 E55 F0007BQ00SCP NAME PLATE 1 ST775S 32 NN SE795S NN ST785S NN ST775S NN ST765S NN SD765S NN SD755S ...

Страница 33: ...T765S E63 F800LBQ10BCP ESCUTCHEON BASE U 1 ST765S E66 F891PBP90SAP DOOR OPENING BUTTON U 1 ST765S E67 F82565X00AP DOOR OPENING LEVER 1 E68 F80375K00AP COOK BUTTON SPRING 1 E70 F90098N00AP GROUNDING PANEL 1 E75 F0007BQ10SCP NAME PLATE 1 ST765S 33 NN SE795S NN ST785S NN ST775S NN ST765S NN SD765S NN SD755S ...

Страница 34: ...765S SD755S E105 F8298BE30SAP BUTTON 1 SD765S SD755S E106 F80724W70SAP DOOR OPENING BUTTON U 1 SD765S SD755S E107 F82565X00AP DOOR OPENING LEVER 1 E108 F80375K00AP COOK BUTTON SPRING 1 E110 F90098N00AP GROUNDING PANEL 1 E111 F83928P00KAP DIAL 1 SD765S SD755S E112 F8338BE30AP WATERPROOF SHEET 1 SD765S SD755S E113 F8126BK80BCP DISPLAY WINDOW 1 SD765S SD755S E115 F0007BP40SCP NAME PLATE 1 SD765S E115...

Страница 35: ...02ABP90SCP DOOR A U 1 ST785S ST775S D2 F302ABQ10SCP DOOR A U 1 ST765S D2 F302ABP40SCP DOOR A U 1 SD765S D2 F302ABP60SCP DOOR A U 1 SD755S D3 F302KBF20AP DOOR E U 1 D4 F30216P40AG DOOR KEY SPRING 1 D5 F3085BF20AP DOOR C 1 D6 F31454W00AP DOOR SCREEN A 1 D8 F04114180CP HC LABEL 1 35 NN SE795S NN ST785S NN ST775S NN ST765S NN SD765S NN SD755S ...

Страница 36: ...IALS Ref No Part No Part Name Description Pcs Set Remarks W1 F030ABP20CP LEAD WIRE HARNESS 1 INCLUDING MAGNETRON THERMISTOR W2 F030E8W50AP H V LEAD WIRE 1 36 NN SE795S NN ST785S NN ST775S NN ST765S NN SD765S NN SD755S ...

Страница 37: ...G CASE PAPER 1 ST775S P2 F0102BQ10SCP PACKING CASE PAPER 1 ST765S P2 F0102BP40SCP PACKING CASE PAPER 1 SD765S P2 F0102BP60SCP PACKING CASE PAPER 1 SD755S P3 F0104BP80AP UPPER FILLER 1 P4 F0105BP80AP LOWER FILLER 1 P5 F01064W00AP P E BAG 1 P7 A06014A00AP COOKING TRAY 1 P9 F01924U00AP SHEET 1 SD755S P11 F04317D00CP INSTALLATION NOTICE 1 P12 F0445BP90SCP OVERLAY 1 ST785S P12 F0445BQ00SCP OVERLAY 1 ST...

Страница 38: ...10 DIGITAL PROGRAMMER CIRCUIT 10 1 SCHEMATIC DIAGRAM NN SE795S 38 NN SE795S NN ST785S NN ST775S NN ST765S NN SD765S NN SD755S ...

Страница 39: ...39 NN SE795S NN ST785S NN ST775S NN ST765S NN SD765S NN SD755S ...

Страница 40: ...40 NN SE795S NN ST785S NN ST775S NN ST765S NN SD765S NN SD755S ...

Страница 41: ...10 2 SCHEMATIC DIAGRAM NN ST785S ST775S ST765S 41 NN SE795S NN ST785S NN ST775S NN ST765S NN SD765S NN SD755S ...

Страница 42: ...42 NN SE795S NN ST785S NN ST775S NN ST765S NN SD765S NN SD755S ...

Страница 43: ...10 3 SCHEMATIC DIAGRAM NN SD765S SD755S 43 NN SE795S NN ST785S NN ST775S NN ST765S NN SD765S NN SD755S ...

Страница 44: ...44 NN SE795S NN ST785S NN ST775S NN ST765S NN SD765S NN SD755S ...

Страница 45: ...129 POWER RELAY 1 T10 G4DYA0000681 SWITCH POWER SUPPLY 1 120V FUSE1 K5G402YA0159 FUSE 1 4A 250V SW1 SW23 EVQ11L05R SWITCH 23 10 4 3 NN ST775S Ref No Part No Part Name Description Pcs Set Remarks BZ210 L0DDEA000014 BUZZER 1 2 0KHz DISP110 L5AYAYY00302 LCD 1 DISP HOLDER F6617BP80AP LCD HOLDER 1 F6752BP80AP DIFFUSION SHEET 1 VA1 D4EAY2710001 VARISTOR 1 270V IC1 MNBP8F50AAB L S I 1 IC10 C0DBGYY05981 I...

Страница 46: ...3AA1 L S I 1 IC10 C0DBGYY05981 IC 1 VOLTAGE STABILIZED IC25 C0DBBYY00073 IC 1 IC480 C0ABBA000230 IC 1 PC25 B3PAA0000302 IC 1 RL1 K6B1AYY00129 POWER RELAY 1 T10 G4DYA0000681 SWITCH POWER SUPPLY 1 120V ZD180 DZ2J15000L ZENER DIODE FUSE1 K5G402YA0159 FUSE 1 4A 250V RE80 EVEJ1HF2224M REVOLVING ENCODER 1 SW1 SW11 EVQ11L05R SWITCH 11 46 NN SE795S NN ST785S NN ST775S NN ST765S NN SD765S NN SD755S 01 15 S...

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