Panasonic NE-1656 Service Manual Download | Manualshive

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2001 Matsushita Electric Industrial Co., Ltd. All

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NE-2156

NE-2146

NE-1656

Microwave Oven

ORDER NO. MOD0108246C2

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Summary of Contents for NE-1656

Page 1: ... 2001 Matsushita Electric Industrial Co Ltd All rights reserved Unauthorized copying and distribution is a violation of law NE 2156 NE 2146 NE 1656 Microwave Oven ORDER NO MOD0108246C2 ...

Page 2: ...OBSERVED WHEN TROUBLESHOOTING14 9 DISASSEMBLY AND PARTS REPLACEMENT PROCEDURE 15 10 COMPONENT TEST PROCEDURE 19 11 MEASUREMENTS AND ADJUSTMENTS 21 12 TROUBLESHOOTING GUIDE 22 13 EXPLODED VIEW AND PARTS LIST 23 14 PARTS LIST 24 15 DOOR ASSEMBLY 27 16 ESCUTCHEON BASE ASSEMBLY 28 17 PACKING AND ACCESSORIES 30 18 WIRING MATERIAL 31 19 DIGITAL PROGRAMMER CIRCUIT 32 20 DIGITAL PROGRAMMER CIRCUIT 34 CONT...

Page 3: ...1 OUTLINE DIAGRAM 3 NE 2156 NE 2146 NE 1656 ...

Page 4: ...4 NE 2156 NE 2146 NE 1656 ...

Page 5: ...2 OPERATION PROCEDURE NE 2156 NE 1656 5 NE 2156 NE 2146 NE 1656 ...

Page 6: ...6 NE 2156 NE 2146 NE 1656 ...

Page 7: ...7 NE 2156 NE 2146 NE 1656 ...

Page 8: ...8 NE 2156 NE 2146 NE 1656 ...

Page 9: ...9 NE 2156 NE 2146 NE 1656 ...

Page 10: ...3 OPERATION PROCEDURE NE 2146 10 NE 2156 NE 2146 NE 1656 ...

Page 11: ...4 SCHEMATIC DIAGRAM NE 2146 11 NE 2156 NE 2146 NE 1656 ...

Page 12: ...5 SCHEMATIC DIAGRAM NE 2156 NE 1656 12 NE 2156 NE 2146 NE 1656 ...

Page 13: ...6 WIRING DIAGRAM NOTE When replacing check the lead wire colour as shown 13 NE 2156 NE 2146 NE 1656 ...

Page 14: ...erefore to make sure it is properly earthed before beginning repair work in order to vary the output power of the microwave oven One complete ON and OFF cycle of the power relay is 44 seconds The relation between indications on the control panel and the output power of the microwave oven is as shown in Figure 8 2 If the door lock the door switch the door seal or the door develops a malfunction be ...

Page 15: ...ed always remove the power plug from the outlet and discharge the high voltage capacitor 8 5 Confirm after repair 1 After repair or replacement of parts make sure that the screws of the oven etc are neither loose nor missing Microwave might leak if screws are not properly tightened 2 Make sure that all electrical connections are tight before inserting the plug into the wall outlet 8 6 Avoid insert...

Page 16: ...om magnetron and install it on the new magnetron NOTE To prevent microwave leakage tighten mounting screws properly making sure there is no gap between the waveguide and the magnetron CAUTION When connecting 2 filament lead wires to the magnetron terminals be sure to connect the lead wires in the correct position The lead wire with blue connector should be connected to FA terminal and white or pin...

Page 17: ...tening the plastic clips 9 3 Replacement of digital programmer circuit board 1 Remove grounding screw for membrane switch and D P C ground 2 Remove 3 screws holding control panel assembly to detach it from main unit then remove connectors 3 Remove 2 screws holding the D P C board and while pushing back on 2 plastic holding clips remove the board NOTE Please use care in handling the power supply P ...

Page 18: ... Thermal protector 1 Cut 2 lead wires at the top of sensor terminals 2 Remove 2 screws holding temp sensor and replace with new one 3 Solder the lead wires securely to the sensor terminals 9 7 Disassembly of door assembly 1 Remove each 2 bolts holding upper and lower hinges 2 Open the door and while pulling the door outward work upper and lower hinges out through the holes of the front surface of ...

Page 19: ...at the high voltage terminal of the high voltage transformer during any cook cycle 2 It is neither necessary nor advisable to attempt measurement of the high voltage 3 Before touching any oven components or wiring always unplug the oven from its power source and discharge the high voltage capacitor 10 1 High voltage transformer 1 Remove connections from the transformer terminals and check continui...

Page 20: ... resistance will be infinite in one direction and several hundred kΩ in the other direction 10 5 Membrane key board Membrane switch assembly Check continuity between switch terminals by tapping an appropriate pad on the key board The contacts assignment of the respective pads on the key board is as shown in digital programmer circuit 10 6 Protector diode 1 Isolate the protector diode assembly from...

Page 21: ... components test procedures 11 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 stopwatch NOTE Check the line voltage un...

Page 22: ...PLAY CONDITIONS POSSIBLE CAUSE TIMING OF FAILURE INDICATION F33 Open temperature sensor exhaust 1 Temperature sensor failure 2 Digital programmer circuit failure 3 Loose connector CN4 It is appeared when failure occured F34 Short temperature sensor exhaust 1 Temperature sensor failure 2 Digital programmer circuit failure It is appeared when failure occured F44 1 Shorted power select switch 2 Short...

Page 23: ...13 EXPLODED VIEW AND PARTS LIST 23 NE 2156 NE 2146 NE 1656 ...

Page 24: ...0 10 ANE000Z000AA CUSHION RUBBER C 10 10 ANE000Z000AA CUSHION RUBBER C 10 10 ANE000Z000AA CUSHION RUBBER C 10 10 ANE000Z000AA CUSHION RUBBER C 10 11 XYEANE5 C16T SCREW 8 5X16 FOR MAGNETRON 11 XYEANE5 C16T SCREW 8 5X16 FOR MAGNETRON 11 XYEANE5 C16T SCREW 8 5X16 FOR MAGNETRON 11 XYEANE5 C16T SCREW 8 5X16 FOR MAGNETRON 12 ANE000Z000AB CUSHION RUBBER C 1 13 ANE0962000AP CUSHION RUBBER D 1 14 ANE096200...

Page 25: ...446030AP ANTENNA MOTOR 1 UPPER 2 5W 63 A61454000AP THERMAL CUTOUT 1 FOR OVEN 64 A61454210AP THERMAL CUTOUT 2 FOR MAGNETRON 64 A61454210AP THERMAL CUTOUT 2 FOR MAGNETRON 65 ANE61522Q0BP SOCKET 1 66 ANE6161 3X0 MICROSWITCH 2 V 16G 1C25 SHORT SWITCH 67 A6170 3280 INSULATION SHEET C 1 68 ANE61888U0AP CAPACITOR BRACKET 2 69 A6202 3280 DIODE SI 2 NE 2156 NE 2146 69 A62024000AP DIODE SI 2 NE 1656 70 ANE6...

Page 26: ...OVER BASE METAL 97 XYD4 EE12F SCREW 10 NE 2146 4X12 FOR MOUNTING BRACKET DIODE CAPACITOR BRACKET AC CORD ANTENNA MOTOR COVER BASE METAL 97 XYD4 EE12F SCREW 10 NE 2146 4X12 FOR MOUNTING BRACKET DIODE CAPACITOR BRACKET AC CORD ANTENNA MOTOR COVER BASE METAL 97 XYD4 EE12F SCREW 10 NE 2146 4X12 FOR MOUNTING BRACKET DIODE CAPACITOR BRACKET AC CORD ANTENNA MOTOR COVER BASE METAL 97 XYD4 EE12F SCREW 10 N...

Page 27: ...E3018 3850 DOOR KEY 1 D7 ANE3019 3850 DOOR KEY B 1 D8 ANE30218U0AP DOOR KEY SPRING 1 D9 ANE30562Q0AP HANDLE PIN 2 D9 ANE30562Q0AP HANDLE PIN 2 D10 A30703170GP HANDLE PIECE A 1 D11 ANE3081P60AP DOOR HINGE SPACER 1 D12 ANE30858U0AP DOOR C 1 D13 ANE31348U0AP HANDLE PIECE B 1 D14 ANE3145 3500 DOOR SCREEN A 1 D15 ANE31468U0AP DOOR SCREEN B 1 D16 XYE4 C16TS SCREW 2 4X16 FOR DOOR E D16 XYE4 C16TS SCREW 2...

Page 28: ...16 ESCUTCHEON BASE ASSEMBLY 28 NE 2156 NE 2146 NE 1656 ...

Page 29: ...29 NE 2156 NE 2146 NE 1656 ...

Page 30: ...6 E11 ANE801N8Y0BP ESCUTCHEON A U 1 NE 2146 E11 ANE801N8U0AP ESCUTCHEON A U 1 NE 2156 NE 1656 E12 ANE80028U0AP ESCUTCHEON B 1 E12 ANE80028U0AP ESCUTCHEON B 1 E13 ANE80068U0AP ESCUTCHEON D 1 E13 ANE80068U0AP ESCUTCHEON D 1 E14 ANE803X8Y0BP START BUTTON 1 NE 2146 E15 ANE80348Y0BP ESCUTCHEON BASE 1 NE 2146 E15 A800D3310GP ESCUTCHEON BASE U 1 NE 2156 NE 1656 E16 ANE80378Y0BP COOK BUTTON SPRING 1 NE 21...

Page 31: ...P8 A01453230BP DOOR SHEET B 1 P9 A04203310BP OPERATING GUIDE 1 NE 2156 NE 1656 P10 A1134 3280 FOOT BRACKET 1 18 WIRING MATERIAL Ref No Part No Part Name Description Pcs Set Remarks W1 A030A3310GP LEAD WIRE HARNESS 1 W2 A030H3310GP LEAD WIRE HARNESS 1 W3 A03543320GP LEAD WIRE 1 NE 2146 W4 A50966520UP FERRITE CORE 2 W4 A50966520UP FERRITE CORE 2 W4 A50966520UP FERRITE CORE 2 W5 A61393230BP INSULATIO...

Page 32: ...CN104 AEEMMF00703W CONNECTOR 1 3PIN CN105 AEEMMF00703R CONNECTOR 1 3PIN CN106 AEEMMD24910W CONNECTOR 1 10PIN D100 D101 D102 D10 3 D104 D1 05 D108 MA196 TA5 DIODE SI 7 D106 D107 AEDNERA1506 DIODE SI 2 IC100 IC1 01 AEICP25011HL L S I 2 R100 R101 R102 R10 3 ERDS1TJ434T CARBON FILM RESISTOR 4 430KΩ Ω Ω Ω 1 2W 5 RY1 AEBG5B18P 1 POWER RELAY 1 18V RY2 AEBG5B1E18 POWER RELAY 1 18V RY3 RY4 R Y5 AEG5J1EM18B...

Page 33: ...33 NE 2156 NE 2146 NE 1656 ...

Page 34: ...20 DIGITAL PROGRAMMER CIRCUIT PARTS LIST Ref No Part No Description Pcs set Remarks BZ1 EFBRL37C20 BUZZER 1 3 7KHZ 34 NE 2156 NE 2146 NE 1656 ...

Page 35: ...0MHZ Q3 Q4 UN4124 TA TRANSISTOR SI 300MW 2 Q6 Q7 Q8 Q9 Q11 Q12 2SC1318QSTA TRANSISTOR SI 400MW 6 200MHZ Q10 UN4111 TA TRANSISTOR SI 300MW 1 R10 R11 ERDS2TJ151T CARBON FILM RESISTOR 2 150Ω Ω Ω Ω 1 4W 5 R12 R17 R21 R22 R23 R 25 R27 R34 R38 R39 R4 0 R46 R47 R61 R62 R63 R65 R67 ERDS2TJ103T CARBON FILM RESISTOR 18 10KΩ Ω Ω Ω 1 4W 5 R13 ERDS2TJ823T CARBON FILM RESISTOR 1 82KΩ Ω Ω Ω 1 4W 5 R14 ERDS2TJ390...

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