Panasonic NN-SD982S Service Manual Download Page 27 | Manualshive

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9.3.3. NN-ST962S

Ref. No.

Part No.

Part Name & Description

Pcs/Set

Remarks

E41

F603LBD90RP

D.P.CIRCUIT (AU)

1

ST962S

E43

F800LBD90SRP

ESCUTCHEON BASE (U)

1

ST962S

E46

F891P4M60SCP

DOOR OPENING BUTTON (U)

1

ST962S

E47

F82564M60AP

DOOR OPENING LEVER

1

ST962S

E48

F80375K00AP

COOK BUTTON SPRING

1

E49

F630YBD90SRP

MEMBRANE SWITCH (U)

1

ST962S

E53

F81278D60AH

BACK PANEL

1

ST962S

31

NN-SE992S / NN-SD982S / NN-ST962S

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Summary of Contents for NN-SD982S

Page 1: ... Panasonic Home Appliances Microwave Oven Shanghai Co Ltd 2012 NN SE992S NN SD982S NN ST962S RPH MEXICO LATIN AMERICA Microwave Oven ORDER NO PAPMOSH1201008CE E1 ...

Page 2: ...2 NN SE992S NN SD982S NN ST962S ...

Page 3: ...3 NN SE992S NN SD982S NN ST962S ...

Page 4: ...itch assembly 14 5 5 Inverter power supply U 15 5 6 Temperature thermistor 15 6 MEASUREMENTS AND ADJUSTMENTS 16 6 1 Adjustment of primary interlock switch secondary interlock switch and 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 a...

Page 5: ...1 SCHEMATIC DIAGRAM 5 NN SE992S NN SD982S NN ST962S ...

Page 6: ... the microcomputer 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 disp...

Page 7: ...heat is a quick 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 facto...

Page 8: ...minum heat sink 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 boa...

Page 9: ...sert 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 not properly tightened 2 Make sure that all ...

Page 10: ...2 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 Monitor Switch with door opened and closed positions using lowest scale of the ohm meter Normal continuity readings should be as follows Door Opened Door Closed 0Ω Close Ω Open 5 3 Ma...

Page 11: ... s AC power supply cord into outlet 4 Program DPC a Press Timer Clock button twice b Press Start button once c Press Power Level button once 5 Program oven at High power for 1 minute and press Start button a After approximately 3 seconds oven stops operating b During oven operation the input current is approximately 0 4A INPUT CURRENT FAILURE CODE Unplug CN701 0 4A Oven stops in 3 seconds after st...

Page 12: ...lock 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 stopwa...

Page 13: ...p 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 adjusted Special care should be taken in meas...

Page 14: ...perating procedures in the instruction 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 Pl...

Page 15: ...he control signals 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 connec...

Page 16: ...igh 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 r...

Page 17: ...First you must program the DPC into TEST MODE 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 meter used H95 H97 H98 H99 appears in display window a short time after ...

Page 18: ...or of Q223 voltage Abnormal Q223 and or Q225 Q226 Q227 Normal 0 7V Step3 3 Short circuit between collector of Q223 and emitter of Q225 Still not turn on RY1 RY1 turns on Q223 and or Q225 Q226 Q227 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 ...

Page 19: ...e Abnormal Q220 and or Q221 Q225 Q227 Normal 0 7V Step3 3 Short circuit between collector of Q220 and emitter of Q225 Still not turn on RY1 RY1 turns on Q220 and or Q221 Q225 Q227 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 wi...

Page 20: ...ormal Q220 and or Q221 Q222 Q225 Normal 0 7V Step3 3 Short circuit between collector of Q220 and emitter of Q225 Still not turn on RY1 RY1 turns on Q220 and or Q221 Q222 Q225 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 ...

Page 21: ...rcuit Open magnetron wiring between 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 F606Y8X00AP 2 D702 is OK Replace magnetron Shut off in 3 seconds after Start 1 Less than 0 5A Check open circuit Latch Switch DPC Power Relay and CN701 Replace defective component s or correct switch cables and connectors 8 6 H V I...

Page 22: ...8 7 How to check the semiconductors using an OHM meter 26 NN SE992S NN SD982S NN ST962S ...

Page 23: ...9 EXPLODED VIEW AND PARTS LIST 9 1 EXPLODED VIEW 27 NN SE992S NN SD982S NN ST962S ...

Page 24: ...AP ORIFICE 1 22 F64508660AP SENSOR COVER B 1 24 F65434W00AP SENSOR COVER C 1 25 J607S4M00AP STEAM SENSOR 1 26 F612E5Y30AP INCANDESCENT LAMP U 1 125V 60Hz 27 J61415G10XN MICRO SWITCH 1 PRIMARY INTERLOCK SWITCH 28 F61415U30XN MICRO SWITCH 1 SECONDARY INTERLOCK SWITCH 29 F61456N60AP THERMAL CUTOUT 1 150 C OPEN 20 C CLOSE 31 F61785U30XN MICRO SWITCH 1 MONITOR SWITCH 32 F606Y8X00AP H V INVERTER U 1 33 ...

Page 25: ...BUTTON U 1 SE992S E7 F82565W00AP DOOR OPENING LEVER 1 SE992S E8 F80375K00AP COOK BUTTON SPRING 2 E10 F90095X00AP GROUNDING PANEL 1 SE992S E11 F6383BD60AP KEY BOARD 1 SE992S E12 F603MBD60AP D P CIRCUIT BU 1 SE992S E13 F80578P00AP DISPLAY WINDOW 1 SE992S E14 F8228BD60AP ELECTROSTATIC DIAL 1 SE992S E16 F8227BD60KAP DECORATIVE RING 1 SE992S E17 F8229BD60AP BRACKET 1 SE992S E18 F6616BD70AP FLAT CABLE 1...

Page 26: ...982S E24 F6616BD70AP FLAT CABLE 1 SD982S E25 F8298BD70SAP BUTTON 1 SD982S E26 F891P4M60SCP DOOR OPENING BUTTON U 1 SD982S E27 F82565W00AP DOOR OPENING LEVER 1 SD982S E28 F80375K00AP COOK BUTTON SPRING 1 E30 F90095X00AP GROUNDING PANEL 1 SD982S E31 F83928P00KAP DIAL 1 SD982S E32 F8338BD70AP WATERPROOF SHEET 1 SD982S E33 F8126BD70RP DISPLAY WINDOW 1 SD982S 30 NN SE992S NN SD982S NN ST962S ...

Page 27: ... AU 1 ST962S E43 F800LBD90SRP ESCUTCHEON BASE U 1 ST962S E46 F891P4M60SCP DOOR OPENING BUTTON U 1 ST962S E47 F82564M60AP DOOR OPENING LEVER 1 ST962S E48 F80375K00AP COOK BUTTON SPRING 1 E49 F630YBD90SRP MEMBRANE SWITCH U 1 ST962S E53 F81278D60AH BACK PANEL 1 ST962S 31 NN SE992S NN SD982S NN ST962S ...

Page 28: ... 1 D2 F301A8P00SAP DOOR A U 1 SE992S D2 F301A8P70SAP DOOR A U 1 SD982S D2 F301A8P30SAP DOOR A U 1 ST962S D3 F302KBD90AP DOOR E U 1 SE992S D3 F302K4U00AP DOOR E U 1 SD982S ST962S D4 F30215G10XN DOOR KEY SPRING 1 D5 F30854U00AP DOOR C 1 D6 F3145BD90AP DOOR SCREEN A 1 32 NN SE992S NN SD982S NN ST962S ...

Page 29: ...ERIALS Ref No Part No Part Name Description Pcs Set Remarks W1 F030ABD60RP LEAD WIRE HARNESS 1 W2 F030E8W50AP H V LEAD WIRE 1 W3 F03537B70AP LEAD WIRE HARNESS U 1 INCLUDING THERMISTOR 33 NN SE992S NN SD982S NN ST962S ...

Page 30: ...E992S P2 F0102BD70SRP PACKING CASE PAPER 1 SD982S P2 F0102BD90SRP PACKING CASE PAPER 1 ST962S P3 F01044W00AP UPPER FILLER 1 P4 F01054W00AP LOWER FILLER 1 P5 F01064W00AP P E BAG 1 P6 F01074U00AP DOOR SHEET 1 P7 F06014M00AP COOKING TRAY 1 P8 F01084M00AP TRAY PACKING 1 P9 F01924U00AP SHEET 1 P12 F0445BD60SRP OVERLAY 1 SE992S P12 F0445BD70SRP OVERLAY 1 SD982S P12 F0445BD90SRP OVERLAY 1 ST962S P13 F001...

Page 31: ...10 DIGITAL PROGRAMMER CIRCUIT 10 1 SCHEMATIC DIAGRAM NN SE992S 35 NN SE992S NN SD982S NN ST962S ...

Page 32: ...36 NN SE992S NN SD982S NN ST962S ...

Page 33: ...10 2 SCHEMATIC DIAGRAM NN SD982S 37 NN SE992S NN SD982S NN ST962S ...

Page 34: ...38 NN SE992S NN SD982S NN ST962S ...

Page 35: ...10 3 SCHEMATIC DIAGRAM NN ST962S 39 NN SE992S NN SD982S NN ST962S ...

Page 36: ...40 NN SE992S NN SD982S NN ST962S ...

Page 37: ... VOLTAGE TRANSFORMER 1 120V ZD10 B0BA5R600016 ZENER DIODE 1 ZD180 DZ2J15000L ZENER DIODE 1 SW1 SW11 EVQ11L05R SWITCH 11 10 4 2 NN SD982S Ref No Part No Part Name Description Pcs Set Remarks BZ210 L0DDEA000014 BUZZER 1 2 0KHz C10 F2A1V471B281 AL CHEM CAPACITOR 1 470µF 35V C13 C14 C16 F2A1C220B624 AL CHEM CAPACITOR 3 22µF 16V C482 F2A1H1R0B574 AL CHEM CAPACITOR 1 1µF 50V C483 F2A1HR47B574 AL CHEM CA...

Page 38: ... 2µF 50V DISP110 L5AYAYY00168 LCD 1 DISP HOLDER F66174U20AP LCD HOLDER 1 D10 D13 B0EAKT000025 DIODE 4 D41 D221 D223 D227 D228 D230 B0AACK000004 DIODE 6 IC1 MN69F009CA1 L S I 1 IC480 C0ABBA000230 IC 1 Q10 Q180 B1AAKL000010 TRANSISTOR 2 D25 D4EAY2710001 ZENER RESISTOR 1 270V D26 D27 D4EAY112A036 ZENER RESISTOR 2 1100V RY1 AEBGJQC25F18 POWER RELAY 1 RY2 K6B1AZA00010 POWER RELAY 1 T10 G4C2AAD00006 LOW...

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