Panasonic NN-L750WB Service Manual Download Page 86

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23.1 J603L4V10EP/10UP/40EP/40UP DPC AU

TOP

Ref. No.

Part No.

Part Name & Description

Qty

Remarks

R180

ERDS2TJ361T

Carbon Resistor

360R

D40 D41

AESS133T-77

Diode

D180-D182

AESQTLGE260T

Green LED

CX320

EFOMC8004T4

Ceramic Resonator

SW40-SW47

EVQ11L05R

Push Switch

C90 C40 C41 C42

AECU1C101J50

100pF Chip Capacitor

C20 C80 C81 C110 C441

AECU1F103Z50

10nFChip Capacitor

C22 C220 C221 C222 C224

AECU1F104Z25

100nFChip Capacitor

R98 R110

AERJ3GSYJ220

22R Chip Resistor

R331

AERJ3GSYJ471

470R Chip Resistor

R20 R82 R83 R111 R112 R113 R442

AERJ3GSYJ102

1K Chip Resistor

R91

AERJ3GSYJ152

1.5K Chip Resistor

R440

AERJ3EKF2401

2.4K Chip Resistor 1%

R92

AERJ3GSYJ332

3.3K Chip Resistor

R224

AERJ3GSYJ472

4.7K Chip Resistor

R93

AERJ3GSYJ622

6.2K Chip Resistor

R80 R81 R90 R340 R341 R94

AERJ3GSYJ103

10K Chip Resistor

R95 R342

AERJ3GSYJ163

16K Chip Resistor

R97

AERJ3GSYJ683

68K Chip Resistor

R441

AERJ3EKF8202

82K Chip Resistor 1%

R40 R41 R42 R229 R650

AERJ3GSYJ104

100K Chip Resistor

R320

AERJ3GSYJ105

1M Chip Resistor

Q224

2SC2412KT146

NPN Transistor

IC1

AEIC8227H209

LSI M3822 (32K)

A611A4J01XN

Display Holder Unit

DISP110

AEDDHL4V00BP

LCD

CN6

AEEM19FESVKN Connector

IC220

AN6747B

Custom IC

RSW90

AEVQSRBV18

Rotary Switch

RE80

AEVQEC16B24G

Rotary Encoder

Summary of Contents for NN-L750WB

Page 1: ...4 Microwave Cooking and Defrost 4 5 Grill Operation 4 6 Convection with Preheating 4 7 Convection without Preheating 4 8 Combination Cooking Grill and Microwave 4 9 Combination Cooking Convection and Microwave 4 10 Combination Cooking Convection and Grill 4 11 Combination Cooking Convection Grill and Microwave 4 12 Auto Defrost 4 13 Auto Weight Programs 4 14 Auto Weight Program Panacrunch NN L760W...

Page 2: ...1 Check the grounding 8 2 Inverter Warnings 8 3 When parts must be replaced remove the power plug from the outlet 8 4 When the 10A fuse is blown due to the operation of the short switch 8 5 Avoid inserting nails wire etc through any holes in the unit during operation 8 6 Confirm after repair 8 7 Sharp Edges 9 Parts Replacement Procedure 9 1 Magnetron 9 2 Inverter power supply U 9 3 Digital Program...

Page 3: ...wer relay B interlocks 10 2 Short Switch and Monitor Circuit 10 3 Magnetron 10 4 Push Button Keyboard 10 5 Inverter Power Supply 10 6 Inverter Power Supply Unit 10 7 Temperature Sensor 11 Measurements and Adjustments 11 1 Installation of primary latch switch secondary latch switch and short switch 11 2 Measurement of microwave output 12 Troubleshooting guide 13 Digital Programmer Circuit Troublesh...

Page 4: ...eon Base 18 Packing And Accessories 19 Trim Kit Accessories 20 Noise filter component parts 21 Digital programmer Circuit 22 Key Board Matrix 23 Digital programmer circuit parts list 23 1 J603L4V10EP 10UP 40EP 40UP DPC AU 23 2 J603Y4V00BP DPC DU ...

Page 5: ...Service Manual TOP NEXT Order Number MOP00100019C2 Microwave Oven NN L750WB NN L760WB 27L WHITE EPG Continental Europe UPG France ...

Page 7: ...h voltages may remain in the circuit 2 Do not touch the aluminium heat sink as it will become very hot It also contains high voltages 3 Do not attempt to repair the inverter PCB as this can be very dangerous Replace the high voltage inverter circuit as a complete unit Return the old unit fully repacked in the original shipping box and completed paper work 4 Do not adjust or tamper with the preset ...

Page 8: ...Inverter Layout TOP PREVIOUS NEXT ...

Page 9: ...ination Yes Yes Yes Yes Weight Defrost 2 2 2 2 Weight Combination 8 8 5 5 Weight Reheat 1 1 Weight Cook 2 2 2 2 Weight Crisp 5 5 Stage Cooking 1 Stage 1 Stage 1 Stage 1 Stage Delay Stand Yes Yes Yes Yes Clock 24 Hour 24 Hour 24 Hour 24 Hour Word Prompt 1 French 1 French 1 None Italian Spanish Dutch French Greek Portuguese Polish English TOP PREVIOUS NEXT ...

Page 10: ...3 Control Panels TOP PREVIOUS NEXT TOP PREVIOUS NEXT ...

Page 11: ...ill Operation 4 6 Convection with Preheating 4 7 Convection without Preheating 4 8 Combination Cooking Grill and Microwave 4 9 Combination Cooking Convection and Microwave 4 10 Combination Cooking Convection and Grill 4 11 Combination Cooking Convection Grill and Microwave 4 12 Auto Defrost 4 13 Auto Weight Programs 4 14 Auto Weight Program Panacrunch NN L760WB TOP PREVIOUS NEXT ...

Page 12: ...4 1 Word Prompting TOP PREVIOUS NEXT ...

Page 13: ...4 2 Setting the Clock TOP PREVIOUS NEXT TOP PREVIOUS NEXT ...

Page 14: ...4 3 Child Safety Lock TOP PREVIOUS NEXT TOP PREVIOUS NEXT ...

Page 15: ...4 4 Microwave Cooking and Defrost TOP PREVIOUS NEXT ...

Page 16: ...4 5 Grill Operation TOP PREVIOUS NEXT TOP PREVIOUS NEXT ...

Page 17: ...4 6 Convection with Preheating TOP PREVIOUS NEXT TOP PREVIOUS NEXT ...

Page 18: ...4 7 Convection without Preheating TOP PREVIOUS NEXT TOP PREVIOUS NEXT ...

Page 19: ...4 8 Combination Cooking Grill and Microwave TOP PREVIOUS NEXT TOP PREVIOUS NEXT ...

Page 20: ...4 9 Combination Cooking Convection and Microwave TOP PREVIOUS NEXT TOP PREVIOUS NEXT ...

Page 21: ...4 10 Combination Cooking Convection and Grill TOP PREVIOUS NEXT TOP PREVIOUS NEXT ...

Page 22: ...4 11 Combination Cooking Convection Grill and Microwave TOP PREVIOUS NEXT TOP PREVIOUS NEXT ...

Page 23: ...4 12 Auto Defrost TOP PREVIOUS NEXT TOP PREVIOUS NEXT ...

Page 24: ...4 13 Auto Weight Programs TOP PREVIOUS NEXT TOP PREVIOUS NEXT ...

Page 25: ...4 14 Auto Weight Program Panacrunch NN L760WB TOP PREVIOUS NEXT TOP PREVIOUS NEXT ...

Page 26: ...5 Schematic Diagram TOP PREVIOUS NEXT TOP PREVIOUS NEXT ...

Page 27: ...6 Wiring Diagram TOP PREVIOUS NEXT TOP PREVIOUS NEXT ...

Page 28: ...iption of Operating instruction TOP PREVIOUS NEXT 7 1 Variable power cooking control 7 2 Grill Cooking 7 3 Auto weight defrost Auto weight Cook 7 4 Convection Cooking 7 5 Combination Cooking TOP PREVIOUS NEXT ...

Page 29: ...nverter circuit NOTE1 The ON OFF time ratio does not correspond with the percentage of microwave power since approximately 2 seconds are required for heating the magnetron filament NOTE 2 If microwave cooking is over 8 minutes onHIGH power the fan motor rotates for 1 minute after cooking to cool the oven and electrical components Duty cycles for microwave cooking Output Duty ON OFF ON time OFF tim...

Page 30: ...OUS NEXT The digital programmer circuit controls the grill power by operating the power relay RY4 in the sequence shown in the table below Duty cycles for Grill Cooking Duty ON OFF ON Time OFF Time Grill 1 33 0 TOP PREVIOUS NEXT ...

Page 31: ...circuit Note After auto cooking if the oven temperature is over the predetermined temperature the fan motor rotates to cool the oven and its components Auto Weight Defrost Category 1st Touch Weight Cooking Time Small Pieces 300g 5m 51s Big pieces 600g 11m 30s Bread and Rolls 100g 3m 54s Auto weight Cook NN L750WB NN L760WB Category 1st Touch Weight Cooking Time 1 Fresh Fish 300g 4m 2 Fresh Vegetab...

Page 32: ...ograms NN L760WB Category 1st Touch Weight Cooking Time 1 Frozen Pizza 300g 9m 58s 2 Fresh Pizza 300g 8m 42s 3 Frozen Quiche 300g 11m 30s 4 Fresh Quiche 300g 6m 54s 5 Frozen Oven Fries 300g 14m 1s TOP PREVIOUS NEXT ...

Page 33: ...r to relay RY5 resulting in the convection heater turning off 3 When the temperature drops below the predetermined temperature the digital programmer circuit supplies power to power relay RY5 resulting in the convection heater turning on Note After the convection process if the oven temperature is higher than the predetermined temperature the fan motor rotates to cool the electronic components and...

Page 34: ...activity continues at the duty cycle selected The inverter control signal level is also maintained The microwave activity continues to cycle until the entire cooking program is completed When the oven temperature drops below the selected temperature the digital programmer circuit operates power relay RY5 switching on the heater elements In the case of grill combination the sequence applies with th...

Page 35: ... Convection And Microwave Combination Duty Cycles Convection Heater Grill Heater Micropower 100 250 C ON OFF OUTPUT ON OFF Grill 1 48 18 600W 600W 22 0 440W 440W 22 0 250W 440W 15 7 100W 440W 8 14 Figure 1 Convection And Microwave Duty Cycles Figure 2 Grill and Microwave Duty Cycles Figure 3 Grill Convection And Microwave Duty Cycles TOP PREVIOUS NEXT ...

Page 36: ... repair Caution Servicemen should remove their watches whenever working close to or replacing the magnetron 8 1 Check the grounding 8 2 Inverter Warnings 8 3 When parts must be replaced remove the power plug from the outlet 8 4 When the 10A fuse is blown due to the operation of the short switch 8 5 Avoid inserting nails wire etc through any holes in the unit during operation 8 6 Confirm after repa...

Page 37: ...REVIOUS NEXT Do not operate on a two wire extension cord The microwave oven is designed to be used when grounded It is imperative therefore to ensure the appliance is properly grounded before beginning repair work TOP PREVIOUS NEXT ...

Page 38: ...ut terminal is connected The power devices Collector is directly connected to the aluminium heat sink The aluminium heat sink may be HOT due to heat energy therefore extreme care should be taken during servicing Figure 1 HV Inverter warning WARNING FOR INVERTER POWER SUPPLY U GROUNDING Check the high voltage inverter power supply circuit grounding This high voltage inverter power supply circuit bo...

Page 39: ...touch thechassis ground side first and then short to the output terminals Figure 3 Discharging the high voltage capacitors WARNING There is high voltage present with high current capabilities in the circuits of the primary and secondary windings choke coil and heat sink of the inverter It is extremely dangerous to work on or near these circuits with the oven energized DONOT measure the voltage in ...

Page 40: ...8 3 When parts must be replaced remove the power plug from the outlet TOP PREVIOUS NEXT TOP PREVIOUS NEXT ...

Page 41: ...ced It is also important to change the power relay 1 RY1 when the continuity test shows shorted contacts 1 This mandatory Refer to adjustments and measurements for the location of these switches 2 When replacing the fuse confirm that it has the appropriate rating for these models 3 When replacing faulty switches be sure the mounting tabs are not bent broken or deficient in their ability to hold th...

Page 42: ...oles in the unit during operation TOP PREVIOUS NEXT 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 as an antenna and cause microwave leakage TOP PREVIOUS NEXT ...

Page 43: ... BECOME EXPOSED TO RADIATION FROM THE MICROWAVE GENERATOR OR OTHER PARTS CONDUCTING MICROWAVE ENERGY IMPORTANT NOTICE The following components have potentials above 250V while is appliance is operated Magnetron High voltage transformer Located on inverter U High voltage diodes Located on inverter U High voltage capacitors Located on inverter U Pay special attention in these areas When the applianc...

Page 44: ...Sharp Edges TOP PREVIOUS NEXT Caution Please use caution when unpacking installing or moving the unit as some exposed edges may be sharp to touch and cause injury if not handled with care TOP PREVIOUS NEXT ...

Page 45: ...erter power supply U 9 3 Digital Programmer Circuit DPC 9 4 Low voltage transformer and or power relays RY1 9 5 Fan Motor 9 6 Door disassembly 9 7 Turntable Motor 9 8 Quartz Heater 9 9 Convection Element And Circulation Fan Motor 9 10 Temperature Sensor TOP PREVIOUS NEXT ...

Page 46: ...age leads from the magnetron 7 Remove the four screws holding the magnetron NOTE After replacing the magnetron tighten the mounting screws making sure that there is no gap between the waveguide and the magnetron to prevent microwave leakage Caution When replacing the magnetron ensure that the antenna gasket is in place Note The magnetron used for this model is unique for the inverter power supply ...

Page 47: ...move the inverter PCB and support base from the oven 8 Remove the air guide E by un clipping the catch hooks 9 Remove the four screws holding the PCB to the inverter support base Caution when replacing the inverter power supply U 1 Make sure that grounding plate is in place 2 Securely tighten the grounding screw through the side of the chassis Base 3 Securely connect the 3 lead wire connectors 4 M...

Page 48: ...Disconnecting the PCB lock connector TOP PREVIOUS NEXT ...

Page 49: ... from the DPC 2 Remove the two screws holding the escutcheon base and slide the escutcheon base upward slightly removal is easier with the door open 3 Release the flat cable 4 Remove the six screws holding the DPC DU assembly 5 Remove the door lever 6 Remove the seven screws holding the DPC AU assembly Figure 4 Removal of DPC AU and DPC DU TOP PREVIOUS NEXT ...

Page 50: ...r from the terminal pins of the low voltage transformer and or power relays 2 With all of the terminal pins cleaned and separated from the DPC contacts remove the defective transformer power relays and install the new components making sure that the terminal pins are inserted completely Carefully re solderall terminal contacts carefully Note Do not use a soldering iron or de soldering tool of more...

Page 51: ...filter 4 Remove the noise filter 5 Remove the air guide by removing the two screws 6 Remove the two screws holding the orifice assembly 7 Remove the two screws holding the fan motor assembly 8 Detach the orifice assembly and the fan motor assembly from the oven assembly 9 Remove the fan blade from the fan motor by pulling outward Figure 6 Removing the fan motor TOP PREVIOUS NEXT ...

Page 52: ...tive component parts of the door reassemble it and follow the instructions below for proper installation and adjustment so as to prevent excessive microwave leakage 1 When mounting the door to the oven be sure to adjust the door parallel to the bottom line of the oven face plate by moving the upper hinge in the direction necessary for proper alignment 2 Adjust so that the door has no play between ...

Page 53: ...ble motor 3 Remove the turntable motor by removing the two screws Note After breaking off the motor cover make sure that cut off portions are properly trimmed off or bent inside so that no sharp edges are exposed Note To secure the motor cover use a 4 x 6 screw Figure 9 Removing the turntable motor cover Figure 10 Two screws to remove the turntable motor TOP PREVIOUS NEXT ...

Page 54: ...S NEXT 1 Disconnect the lead wires from the heater terminals 2 Remove one screw holding the heater supports 3 Remove the heater Figure 11 One screw to remove the grill bracket Figure 12 Removing the grill element TOP PREVIOUS NEXT ...

Page 55: ...he inner heater cover 4 Un clip the metal tags to remove the inner heater cover 5 Remove the two screws C holding the convection assembly push upwards to remove 6 To remove the convection element remove the one screw E on the convection bracket A and 2 screws D on convection bracket B 7 Release the circulation fan nut to remove the circulation fan blade 8 Remove the three screws F to release the c...

Page 56: ... PREVIOUS NEXT 1 Remove lead wire plug from connector CN7 2 Remove 1 screw holding temperature sensor 3 Replace temperature sensor and lead wire as a complete unit Figure 14 Removing the temperature sensor unit TOP PREVIOUS NEXT ...

Page 57: ...asure this high voltage 3 Before touching any oven components or wiring always unplug the oven from its power source and discharge the high voltage capacitors 10 1 Primary Latch Switch Secondary Latch Switch and power relay B interlocks 10 2 Short Switch and Monitor Circuit 10 3 Magnetron 10 4 Push Button Keyboard 10 5 Inverter Power Supply 10 6 Inverter Power Supply Unit 10 7 Temperature Sensor T...

Page 58: ...g the lead connectors to the primary latch switch and secondary latch switch 3 Test the continuity of the switches with the door open and closed with an ohm meter on the lowest scale Normal continuity readings should be as followed Door Open Door Closed Primary Latch Switch infinite Ω Open 0Ω Close Secondary Latch switch infinite Ω Open 0Ω Close Power relay B infinite Ω Open infinite Ω Close TOP P...

Page 59: ...ires from the HV inverter primary terminals 2 Connect the test probes of the ohm meter to these leads 3 Test the continuity of the short switch with the door open and the door closed using the lowest ohm scale Door Open Door Closed Monitor switch 0Ω infinte Ω TOP PREVIOUS NEXT ...

Page 60: ...gnose an open filament or shorted magnetron 1 Isolate the magnetron from the circuit by disconnecting the HV leads 2 A continuity check across the magnetron filament terminals should indicate one ohm or less 3 A continuity check between each filament terminal and the magnetron case should read open TOP PREVIOUS NEXT ...

Page 61: ...0 4 Push Button Keyboard TOP PREVIOUS NEXT Check the continuity between the switch terminals by tapping an appropriate pad on the keyboard The keypad matrix is shown on Key Board Matrix TOP PREVIOUS NEXT ...

Page 62: ...10 5 Inverter Power Supply TOP PREVIOUS NEXT Caution DO NOT try to repair this inverter power supply Replace as a whole H V Inverter Unit Inverter Power Supply Diagram Figure 3 TOP PREVIOUS NEXT ...

Page 63: ...T Warning Do not attempt to make any measurements in the high voltage circuitry of the inverter or magnetron See troubleshooting of the inverter circuit and magnetron on to determine if the inverter power supply is still functioning TOP PREVIOUS NEXT ...

Page 64: ...grade This would be the temperature range within akitchen environment If the resistance measured is outside this range the thermistor is defective and should be replaced NOTE When measuring the resistance of the thermistor disconnect the connector from the digital programmer circuit NOTE If the microwave oven has been operated allow to cool to room temperature before attempting to measure the ther...

Page 65: ...latch switch and short switch Then follow the installation procedures below Interlock switch replacement In replacing faulty switches be sure mounting tabs are not bent broken or otherwise deficient in their ability to hold the switches Refer to the schematic and wiring diagram to ensure proper connection 11 1 Installation of primary latch switch secondary latch switch and short switch 11 2 Measur...

Page 66: ... assembly to the oven assembly adjust the door hook assembly by moving it in the direction of the arrow in figure 1 Ensuring the door does not have any play in it Check for play by pulling the door assembly Makesure that the latch keys move smoothly after adjustment is completed Completely tighten the screws holding the door hook assembly to the oven assembly 3 Reconnect the short switch primary s...

Page 67: ... Low voltage will lower the magnetron output Take the temperature readings and heating time as accurate as possible 1 Fill the beaker with exactly one liter of tap water Stir the water using the thermometer and record the beakers temperature Recorded as T1 2 Place the beaker on the center of the glass cook plate 3 Stir the water again and read the temperature of the beaker Recorded as T2 4 The nor...

Page 68: ... removed To do otherwise may result in a false reading or damage to your meter Whendisconnecting a plastic connector from a terminal you must hold the plastic connector and not the lead wire otherwise the lead wire may become open circuit 7 Do not touch any parts of the circuitry on the digital programmer cicruit since static electric discharge may damage this control panel Whilst working on this ...

Page 69: ...Figure 2 Troubleshooting Fuse is blown Figure 3 Troubleshooting Other problems Figure 4 ...

Page 70: ...Troubleshooting Inverter by Input out voltage Figure 5 Troubleshooting Inverter by Microwave Oven Input Current TOP PREVIOUS NEXT ...

Page 71: ...13 Digital Programmer Circuit Troubleshooting Guide TOP PREVIOUS NEXT Figure 2 How to test the semiconductors TOP PREVIOUS NEXT ...

Page 72: ...ew 1 2 E41194V00BP Exhaust Guide D 1 3 E6061002 Strike 1 4 XTWANE 4 8BN Screw 1 5 E10584V00BP Back Plate Cover A 1 6 E41074V00BP Exhaust Guide B 1 7 AEE0964000BK Cushion Rubber 1 8 E61454V00BP Thermal Cut Out 1 9 XTWANE 4 8BN Screws 3 10 E66804V00BP Heater Cover B 1 11 E22424V00BP Adiabatic Material A 1 12 E490S4V00BP Circulation Fan Motor 1 13 E41804V00BP Motor Bracket 1 14 XTBANE 4 8BN Screws 3 ...

Page 73: ... 1 38 E09020000AF Cushion Rubber 1 39 E09020000AA Cushion Rubber 1 40 E20994N30BP Reinforcement Bracket A 1 41 E40474N30BP Air Guide A 1 42 E610T6700BP Lamp Assembly 1 43 E22364V00BP Right Hand Heater Panel 1 44 XTW4 12T Screw 1 45 E31374830AP Hook Spacer B 1 46 E31384830AP Hook Spacer C 1 47 E61425180AP Secondary Latch Switch 1 L 3C2 2 48 E61785180AP Short Switch 1 L 2C2 2 49 AEE6142 1450 Primary...

Page 74: ...6B Screws 2 71 E63268960JP Turntable Motor 1 72 E01505870EP Outer Panel Warning Label 1 73 XTWA 4 12CF Screw 1 74 XTWA 4 12DF Screw 1 75 E30074L00GS Lower Hinge 1 76 AEE2177 F80 Pulley Shaft Washer 1 77 E21315870GP Pulley Shaft 1 78 XST4 W5V Screw 1 79 E20554L00GS Cover A 1 80 E30064N30BP Upper Hinge 1 81 XTWA 4 12CF Screws 2 82 E200A4V00BP Oven cavity 1 83 E64604N30BP Heater Support Bracket 1 84 ...

Page 75: ...erature Sensor 1 93 E900C5870GP Power cord 1 94 E030E4N30BP H V Lead Wire 1 95 E90314V00BP Holder 1 96 E90314V00BP Holder 1 97 E67579000BP Heater bracket D 1 98 E66224L00GS Outer Panel Spacer 1 99 E09020000RE Cushion Rubber 1 TOP PREVIOUS NEXT ...

Page 76: ...15 Exploded View TOP PREVIOUS NEXT TOP PREVIOUS NEXT ...

Page 77: ...30014V00HBP Door A 1 D2 E30214000AP Door Key Spring 1 D3 E30184L00GS Door Key 1 D4 E31464V00GP Door Screen B 1 D5 E302K4V00BP Door E 1 D6 E30854V00BP Door Screen C 1 NOTE When ordering any Door component also order door C as this part may become damaged during disassembly TOP PREVIOUS NEXT ...

Page 78: ...MBLY AU 1 NN L760WBEPG E8 E603L4V40UP PCB ASSEMBLY AU 1 NN L760WBUPG E9 E81274L60UP ESCUTCHEON BACKPLATE 1 E10 E80244V10HUP OPERATION BUTTON 1 NN L750WBEPG NN L750WBUPG E10 E80244V40HUP OPERATION BUTTON 1 NN L760WBEPG NN L760WBUPG E11 E80164L60UP DISPLAY SPACER 1 E12 E81894L60UP DISPLAY WINDOW 1 E13 E00074V10EP NAMEPLATE 1 E14 E83924L60HUP SELECT KNOB 1 E15 E80204L60HUP T S KNOB 1 E16 E66164L60UP ...

Page 79: ...32L Enamel Tray 1 P10 E060W9040ET Crispy pan 1 NN L760WBEPG NN L760WBUPG P11 E01695750BP Service center list 1 P12 E290D4N00BP Roller ring 1 P13 E010859040BP Crispy pan handle 1 NN L760WBEPG NN L760WBUPG P14 E01134N30BP Tray styrol 1 NN L750WBEPG NN L750WBUPG P14 E01134N80EP Tray styrol 1 NN L760WBEPG NN L760WBUPG P15 E01084V00GP Tray packing 1 NN L750WBEPG NN L750WBUPG P15 E01084V40UP Tray packin...

Page 80: ...P20 E01044V00BP Upper filler 1 TOP PREVIOUS NEXT ...

Page 81: ...19 Trim Kit Accessories TOP PREVIOUS NEXT TOP PREVIOUS NEXT ...

Page 82: ...EXT Ref No Part No Part Name Description Qty Remarks R1 ERG1SJ753P Resistor 1 75KΩ W C1 C2 QETJ5225KRP2CE Capacitor 2 2 2μF C3 C4 ECKMNA472ME Capacitor 2 4700pF 250V AC L1 SC 08 E203A Inductor 1 2 4mH F1 E62316010BP Fuse Holder 2 TOP PREVIOUS NEXT ...

Page 83: ...21 Digital programmer Circuit TOP PREVIOUS NEXT DPC Schematic 2 TOP PREVIOUS NEXT ...

Page 84: ...22 Key Board Matrix TOP PREVIOUS NEXT TOP PREVIOUS NEXT ...

Page 85: ...23 Digital programmer circuit parts list TOP PREVIOUS NEXT 23 1 J603L4V10EP 10UP 40EP 40UP DPC AU 23 2 J603Y4V00BP DPC DU TOP PREVIOUS NEXT ...

Page 86: ...3 R442 AERJ3GSYJ102 1K Chip Resistor 7 R91 AERJ3GSYJ152 1 5K Chip Resistor 1 R440 AERJ3EKF2401 2 4K Chip Resistor 1 1 R92 AERJ3GSYJ332 3 3K Chip Resistor 1 R224 AERJ3GSYJ472 4 7K Chip Resistor 1 R93 AERJ3GSYJ622 6 2K Chip Resistor 1 R80 R81 R90 R340 R341 R94 AERJ3GSYJ103 10K Chip Resistor 6 R95 R342 AERJ3GSYJ163 16K Chip Resistor 2 R97 AERJ3GSYJ683 68K Chip Resistor 1 R441 AERJ3EKF8202 82K Chip Re...

Page 87: ...JPR1 ANE6445880AP 10mm Jumper Wire 1 J603L4V1EP JPR2 ANE6445880AP 10mm Jumper Wire 1 J603L4V1UP JPR3 ANE6445880AP 10mm Jumper Wire 1 J603L4V4EP TOP PREVIOUS NEXT ...

Page 88: ...2 2K R24 ERDS2TJ223T Resistor 1 22K R330 ERDS2TJ333T Carbon Resistor 1 33K R311 ERDS2TJ391T Resistor 1 390 R10 ERDS2TJ821T Resistor 1 820 R310 ERSD2TJ182T Resistor 1 1 8K Q10 2SD1859TV2 Transistor 1 Q226 AESAKTA200Y PNP Transistor 1 Q220 Q222 AESCKTC3199GR NPN Transistor 3 C10 EEUFC1C471B Elect Capa 1 470uF 16 V C12 ECEA1CKA100B Electrolytic Capacitor 1 10uF 16V R27 ERX12SJ1R0E Watt Resistor 1 1R ...

Page 89: ...tocoupler IC 1 D26 AESTS1WBA60B Diode Bridge 600V 1 C25 ECA2WHG100E Electrolytic Capacitor 1 10uF 450V BZ310 EFBAH20C001 2KHz Buzzer 1 D2 D3 ERZV10D112C1 Varistor 2 1100V D1 ERZV10D511CS Varistor 1 510V IC10 ETXMJ197X1BG Switching Power Supply 1 TOP PREVIOUS ...

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Panasonic NN-L750WB, Service Manual

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