Panasonic NN-ST340M Service Manual Download Page 27 | Manualshive

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10.4. DOOR ASSEMBLY

Ref. No.

Part No.

Part Name & Description

Pcs/Set

Remarks

D1

F30189V00XP

DOOR KEY A

1

D2

F302A9V00HXP

DOOR A (U)

1

ST340W,SM330W

D2

F302A9V00SXP

DOOR A (U)

1

ST340M,SM330M,SM320M

D3

F302K9V00XP

DOOR E (U)

1

D4

F30215G10XN

DOOR KEY SPRING

1

D5

F30859V00XP

DOOR C

1

D6

F31459W00XP

DOOR SCREEN A

1

27

NN-ST340M / NN-ST340W / NN-SM330M / NN-SM330W / NN-SM320M

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Summary of Contents for NN-ST340M

Page 1: ...Appliances Microwave Oven Shanghai Co Ltd 2010 NN ST340M NN ST340W NN SM330M NN SM330W NN SM320M HPE Hong Kong YPQ Singapore MPQ Malaysia TPE Thailand TTE Indonesia YTE Vietnam Microwave Oven ORDER NO...

Page 2: ...2 NN ST340M NN ST340W NN SM330M NN SM330W NN SM320M...

Page 3: ...ST340M W 11 6 4 Fan motor 12 6 5 Door assembly 12 6 6 Turntable motor 14 7 COMPONENT TEST PROCEDURE 15 7 1 Primary Secondary Latch Switch Interlocks 15 7 2 Short Switch Monitor 15 7 3 High voltage tr...

Page 4: ...1 FEATURE CHART 2 CONTROL PANEL 2 1 NN ST340M ST340W 4 NN ST340M NN ST340W NN SM330M NN SM330W NN SM320M...

Page 5: ...2 2 NN SM330M SM330W SM320M 5 NN ST340M NN ST340W NN SM330M NN SM330W NN SM320M...

Page 6: ...3 SCHEMATIC DIAGRAM 3 1 NN ST340M ST340W 6 NN ST340M NN ST340W NN SM330M NN SM330W NN SM320M...

Page 7: ...3 2 NN SM330M SM330W SM320M 7 NN ST340M NN ST340W NN SM330M NN SM330W NN SM320M...

Page 8: ...ogrammer circuit when the oven is set at any power selection except for High power position The digital programmer circuit controls the ON OFF time of power relay B contacts in order to vary the outpu...

Page 9: ...alfunction of the short switch WARNING When the 10 Amp fuse is blown due to malfunction of the short switch replace all of the components Primary latch switch Secondary latch switch Short switch 1 Thi...

Page 10: ...g 2 filament lead wires to the magnetron terminals be sure to connect the lead wires in the correct position The lead wire of high volatge transformer should be connected to FA terminal and the lead w...

Page 11: ...lfunction or shorted contacts 6 3 Low voltage transformer and or power relays RY1 NN ST340M W NOTE Be sure to ground any static electric charge built up on your body before handling the D P C 1 Discon...

Page 12: ...ce assy and detach the fan motor from orifice assy 6 5 Door assembly 1 Support the door remove 2 screws holding hinge A 2 Open the door remove door U and hinge A from cavity NOTE Support the door befo...

Page 13: ...he cavity 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 port...

Page 14: ...dges will be exposed to outside 2 Disconnect 2 lead wires connected to the turntable motor 3 Remove the turntable motor by removing 1 screw NOTE After reinstalling the new turntable motor and reconnec...

Page 15: ...ings should be as follows 7 3 High voltage transformer 1 Remove connectors from the transformer terminals and check continuity 2 Normal cold resistance readings should be as follows Secondary winding...

Page 16: ...M Isolate variable power switch from the circuit by disconnected 2 leads In order to check if variable power controllor is operating normally follow the test procedures below 1 Select any power other...

Page 17: ...t test procedures 8 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 procedure...

Page 18: ...d wire may be damaged or the connector cannot be removed 5 Do not touch any parts of the circuitry on the digital programmer circuit since static electric discharge may damage this control panel Alway...

Page 19: ...19 NN ST340M NN ST340W NN SM330M NN SM330W NN SM320M...

Page 20: ...rwise may result in a false reading or damage to your meter When disconnecting a plastic connector from a terminal you must hold the plastic connector instead of the lead wire and then disconnect it o...

Page 21: ...een set and the start pad is tapped 1 IC1 pin 2 voltage while operation Abnormal IC1 Normal 3 3V Step2 2 Collector of Q223 voltage Abnormal Q223 Normal 0 7V RY2 No microwave oscillation at any power 1...

Page 22: ...10 EXPLODED VIEW AND PARTS LIST 10 1 EXPLODED VIEW 22 NN ST340M NN ST340W NN SM330M NN SM330W NN SM320M...

Page 23: ...Y SHAFT 1 SM330M W SM320M 8 F20349V00XP SUPPORTER 1 9 F290D9W00XP ROLLER RING U 1 ST340M W 9 F290D6S10XP ROLLER RING U 1 SM330M W SM320M 10 F30209V10XP DOOR HOOK 1 12 F31369V00XP HOOK LEVER A 1 14 F40...

Page 24: ...BODY 46 XTC4 10BFN SCREW 1 FOR CABINET BODY SIDE UPPER SIDE 47 XTTFL4 6BN SCREW 2 FOR CABINET BODY SIDE LOWER SIDE 48 F30069V00XP HINGE A 1 54 F60709V00XP INSULATION SHEET 1 55 XTWFA4 12LR SCREW 2 HI...

Page 25: ...0YP D P CIRCUIT AU 1 ST340M YPQ MPQ E1 F603L9V30YT D P CIRCUIT AU 1 ST340M YTE TTE E2 F630Y9V30BHP MEMBRANE SWITCH 1 ST340W E2 F630Y9V30BYT MEMBRANE SWITCH 1 ST340M E3 F80349V30HHP ESCUTCHEON BASE 1 S...

Page 26: ...0349V20HHP ESCUTCHEON BASE 1 SM330W E11 F80349V10SYT ESCUTCHEON BASE 1 SM320M E12 F60019V00XP TIMER 1 SM330M W SM320M E13 F80209V00SXP TIMER KNOB 1 SM330M SM320M E13 F80209V00HXP TIMER KNOB 1 SM330W E...

Page 27: ...189V00XP DOOR KEY A 1 D2 F302A9V00HXP DOOR A U 1 ST340W SM330W D2 F302A9V00SXP DOOR A U 1 ST340M SM330M SM320M D3 F302K9V00XP DOOR E U 1 D4 F30215G10XN DOOR KEY SPRING 1 D5 F30859V00XP DOOR C 1 D6 F31...

Page 28: ...MATERIALS Ref No Part No Part Name Description Pcs Set Remarks W1 F030A9V30HP LEAD WIRE HARNESS 1 ST340M W W1 F030A9V00XP LEAD WIRE HARNESS 1 SM330M W SM320M 28 NN ST340M NN ST340W NN SM330M NN SM330...

Page 29: ...P2 F01029V20SYT PACKING CASE PAPER 1 SM330M YPQ MPQ YTE P2 F01029V20STP PACKING CASE PAPER 1 SM330M TPE P2 F01029V20HHP PACKING CASE PAPER 1 SM330W HPE P2 F01029V10SYT PACKING CASE PAPER 1 SM320M YTE...

Page 30: ...11 DIGITAL PROGRAMMER CIRCUIT 11 1 SCHEMATIC DIAGRAM NN ST340M ST340W 30 NN ST340M NN ST340W NN SM330M NN SM330W NN SM320M...

Page 31: ...31 NN ST340M NN ST340W NN SM330M NN SM330W NN SM320M...

Page 32: ...27 D4EAY112A036 ZENER RESISTOR 2 1100V IC1 MN101C78ALA1 L S I 1 IC350 C0EBE0000401 IC 1 Q10 B1BAAJ000003 TRANSISTOR 1 R211 D0AE102JA155 CARBON FILM RESISTOR 1 1K 1 4W 5 R11 D0AE202JA155 CARBON FILM RE...

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