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10 DIGITAL PROGRAMMER CIRCUIT

10.1. SCHEMATIC DIAGRAM (NN-SE992S)

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NN-SE992S / NN-SD982S / NN-ST962S

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Содержание NN-SE992S

Страница 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...

Страница 2: ...2 NN SE992S NN SD982S NN ST962S...

Страница 3: ...3 NN SE992S NN SD982S NN ST962S...

Страница 4: ...tch 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...

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

Страница 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 Aut...

Страница 7: ...eat 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...

Страница 8: ...inum 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...

Страница 9: ...ert 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 repai...

Страница 10: ...nitor 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 c...

Страница 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 b...

Страница 12: ...ock 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...

Страница 13: ...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 remove...

Страница 14: ...erating 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 o...

Страница 15: ...e 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 s...

Страница 16: ...gh 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 Def...

Страница 17: ...irst 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...

Страница 18: ...r 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...

Страница 19: ...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 displ...

Страница 20: ...rmal 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...

Страница 21: ...cuit 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...

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

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

Страница 24: ...P 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...

Страница 25: ...UTTON 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...

Страница 26: ...82S 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...

Страница 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 F630YBD90SR...

Страница 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...

Страница 29: ...RIALS 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 S...

Страница 30: ...992S 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 SH...

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

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

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

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

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

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

Страница 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 L0DDE...

Страница 38: ...2 F 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 Q...

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