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Panasonic NN-GN68KS, Руководство по обслуживанию

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9.3. ESCUTCHEON BASE ASSEMBLY

Ref. No.

Part No.

Part Name & Description

Pcs/Set

Remarks

E1

F603LCB00AP

D.P.CIRCUIT (AU)

1

E2

F603YCB00AP

D.P.CIRCUIT (DU)

1

E3

F800LCB00SAP

ESCUTCHEON BASE (U)

1

E4

F891PCA00SAP

DOOR OPENING BUTTON (U)

1

E6

F82569Y00AP

DOOR OPENING LEVER

1

E7

F80375K00AP

COOK BUTTON SPRING

1

E10

F8284CA00QP

CUSHION RUBBER

1

E11

F90098N00AP

GROUNDING METAL

1

E13

F66168J00XP

FLAT CABLE

1

E15

F0007CB00SAP

NAME PLATE

1

32

NN-GN68KS

Содержание NN-GN68KS

Страница 1: ...Panasonic Appliances Microwave Oven Shanghai Co Ltd 2019 NN GN68KS APH USA Microwave Oven ORDER NO PAPMOSH1901008CE E1...

Страница 2: ...2 NN GN68KS...

Страница 3: ...3 NN GN68KS...

Страница 4: ...Monitor Switch 17 5 3 Magnetron 17 5 4 Inverter power supply U 18 5 5 Temperature thermistor 18 6 MEASUREMENTS AND ADJUSTMENTS 19 6 1 Adjustment of primary interlock switch secondary interlock switch...

Страница 5: ...1 SCHEMATIC DIAGRAM 5 NN GN68KS...

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 feat...

Страница 7: ...escapes from the cooking container placed in the oven the steam sensor detects it and the microprocessor calculates the balance of cooking time This T2 time is then shown in the display and begins co...

Страница 8: ...eam sensor and digital programmer circuit In order to determine if the steam sensor function of the digital programmer circuit is working do the following test 1 Place a water load 150 cc in the oven...

Страница 9: ...nk The aluminum 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 Voltag...

Страница 10: ...ails wire etc through any 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...

Страница 11: ...p in your body before handling the DPC 1 Disconnect connector CN701 on H V Inverter board 2 Remove 1 screw holding escutcheon base and slide the escutcheon base upward slightly 3 Remove all screws hol...

Страница 12: ...erminal pins are inserted completely resolder all terminal contacts carefully 4 4 Fan motor 1 Disconnect 2 lead wires from fan motor terminals 2 Remove 2 screws at location on oven attaching orifice a...

Страница 13: ...vity slot Then lower your finger to seat the door onto the hinge NOTE Door alignment is crucial If door is misaligned apply pressure until alignment is achieved NOTE Adjust so that the upper portion o...

Страница 14: ...urntable motor 3 Remove the turntable motor by removing screw NOTE After reinstalling the new turntable motor and reconnecting the 2 lead wires reinstall the motor cover by rotating it around 180 tuck...

Страница 15: ...sor 1 Disconnect connector CN2 from digital programmer circuit board 2 Disengage catch hooks on sensor cover C from orifice 3 Remove steam sensor from orifice NOTE When installing the steam sensor mak...

Страница 16: ...t 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...

Страница 17: ...oor Opened Primary Interlock Switch 0 Close Open Secondary Interlock Switch 0 Close Open Power Relay RY1 Open Open 5 2 Interlock Monitor Switch 1 Unplug lead wires from Inverter Power Supply U primary...

Страница 18: ...d 3 Plug in the oven 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 minu...

Страница 19: ...monitor circuit and all 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 st...

Страница 20: ...akage always use the 2 inch 5cm spacer supplied with the probe 4 Tap the Start pad or set the timer and with the magnetron oscillating measure the leakage by holding the probe perpendicular to the sur...

Страница 21: ...7 4 At least once a year have the radiation monitor checked for calibration by its manufacturer 21 NN GN68KS...

Страница 22: ...owave oven following the correct operating 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...

Страница 23: ...rates by the 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 button Auto sensor c...

Страница 24: ...n 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 Inve...

Страница 25: ...and H99 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...

Страница 26: ...C1 Normal 5V Step2 2 Collector of Q227 voltage 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 an...

Страница 27: ...en 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 F606Y9X90AP 2 D702 is OK Replace magnet...

Страница 28: ...8 7 How to check the semiconductors using an OHM meter 28 NN GN68KS...

Страница 29: ...9 EXPLODED VIEW AND PARTS LIST 9 1 EXPLODED VIEW 29 NN GN68KS...

Страница 30: ...ER B 1 25 F65439X70EP SENSOR COVER C 1 26 J61415G10XN MICRO SWITCH 1 PRIMARY INTERLOCK SWITCH 27 F61415U30XN MICRO SWITCH 1 SECONDARY INTERLOCK SWITCH 28 F6145 1F90 THERMAL CUTOUT 1 29 F612ECB00AP LAM...

Страница 31: ...Ref No Part No Part Name Description Pcs Set Remarks 62 F00067C50AP CAUTION LABEL 1 65 F0334CB00AP MENU LABEL 1 66 F6437 10A0 GLASS 1 31 NN GN68KS...

Страница 32: ...F603YCB00AP D P CIRCUIT DU 1 E3 F800LCB00SAP ESCUTCHEON BASE U 1 E4 F891PCA00SAP DOOR OPENING BUTTON U 1 E6 F82569Y00AP DOOR OPENING LEVER 1 E7 F80375K00AP COOK BUTTON SPRING 1 E10 F8284CA00QP CUSHIO...

Страница 33: ...me Description Pcs Set Remarks D1 F30189Y00AP DOOR KEY A 1 D2 F302ACA00SCP DOOR A U 1 D3 F302K9X70EP DOOR E U 1 D4 F30215G10XN DOOR KEY SPRING 1 D5 F30859Y00AP DOOR C 1 D6 F31459X70EP DOOR SCREEN A 1...

Страница 34: ...9 5 WIRING MATERIALS Ref No Part No Part Name Description Pcs Set Remarks W1 F030ACB00AP LEAD WIRE HARNESS 1 INCLUDING MAGNETRON THERMISTOR W2 F030ECA50CP H V LEAD WIRE 1 34 NN GN68KS...

Страница 35: ...INSTRUCTION MANUAL 1 P2 F0102CB00SAP PACKING CASE PAPER 1 P3 F01049Y00AP UPPER FILLER 1 P4 F01059Y00AP LOWER FILLER 1 P5 F01067F00AP P E BAG 1 P6 F01078J00XN DOOR SHEET 1 P7 F01089X90QP RACK PACKING...

Страница 36: ...10 DIGITAL PROGRAMMER CIRCUIT 10 1 SCHEMATIC DIAGRAM 36 NN GN68KS...

Страница 37: ...37 NN GN68KS...

Страница 38: ...2710001 VARISTOR 1 270V IC1 MNCA2F50ABS L S I 1 IC10 C0DBGYY05981 IC 1 VOLTAGE STABILIZED IC25 C0DAZYY00046 IC 1 IC480 C0ABBA000230 IC 1 PC25 PC26 B3PAA0000302 IC 2 RL1 RL3 RL4 K6B1AYY00129 POWER RELA...

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