Panasonic NN-ST342WKPQ Скачать руководство пользователя страница 8

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OPERATING SEQUENCE

The following is a description of component functions
during oven operation.

1. SETTING THE CLOCK

NOTE: You can set 24 hour clock.

2. CANCEL FUNCTION

Touch the Stop/Cancel pad whenever you need to
cancel an entry or a function currently in use.
The display will either return to the last item entered
or to the clock.

This oven has a CHILD LOCK feature

• TO SET CHILD LOCK

• Press start pad three times

L appear in the display.

• TO CANCEL CHILD LOCK

• Press stop/cancel pad three times

L disappears.

4-2

Stop/

Cancel

Clock

Set the time

by pressing

Stop/

Cancel

Desired

defrost

Desired

Start

Stop/

Cancel

Desired

cooking time

Desired

cooking power

Start

3. MICROWAVE COOKING

time pads

program

weight

Stop/

Cancel

Desired

Start

program

weight

reheat

Clock

4. AUTO WEIGHT DEFROST

5. AUTO WEIGHT REHEAT

6. CHILD LOCK

Содержание NN-ST342WKPQ

Страница 1: ...sions Net Weight Shipping weight Specifications subject to change without notice 1 270 Watts 5 Single phase 3 wire grounded 2 450 MHz 2M219J Volts AC 50 Hz 220 800 Watts full microwave power IEC60705 0 99 min and 50 sec M East 1 270 Watts 5 Single phase 3 wire grounded Volts AC 50 Hz 240 NN ST342W PTE NN ST342W KPQ 9 A 4 A 12 7kg approx 13 7 kg approx 4 W x H x 400 D mm 85 287 315 W x 227 H x 349 ...

Страница 2: ...st or inspection within the microwave generating compartments check the magnetron wave guide or transmission line and cavity for proper alignment integrity and connections D Any defective or misadjusted components in the interlock monitor door seal and microwave generation and transmission systems shall be repaired replaced or adjusted by procedures described in this manual before the oven is rele...

Страница 3: ... 2 SCHEMATIC DIAGRAM 4 3 CIRCUIT DESCRIPTION 4 4 SERVICE INFORMATION 5 1 TOOLS AND MEASURING INSTRUMENTS 5 1 MICROWAVE LEAKAGE TEST 5 1 MEASUREMENT OF MICROWAVE POWER OUTPUT 5 3 DISASSEMBLY AND ADJUSTMENT 5 3 INTERLOCK CONTINUITY TEST 5 7 COMPONENT TEST PROCEDURE 5 8 TROUBLE SHOOTING 5 12 CONTENTS EXPLODED VIEW 6 1 REPLACEMENT PARTS LIST 7 1 SCHEMATIC DIAGRAM OF P C B 8 1 ...

Страница 4: ...ot recommended for commercial purposes DESCRIPTION Microwave Power for Variable Cooking Power level ITEM Control Complement Rating Label Location Accessories Glass Tray Ro R ller ing Instruction manual Inside I 220 Watts HGigh DeGfrost MGedium LGow 800 Watts 80 Watts 440 Watts 550 Watts Med ...

Страница 5: ...tron be assembled to the waveguide and cavity Never operate the magnetron unless it is properly installed Be sure that the magnetron gasket is properly installed around the dome of the tube whenever installing the magnetron 2 1 CAUTIONS Unlike other appliances the microwave oven is high voltage and high current equipment Though it is free from danger in ordinary use extreme care should be taken du...

Страница 6: ...lat surface at least 10 cm 4 inches from the wall 7 Place the microwave oven as far away as possible from TV RADIO COMPUTER etc to prevent interference EARTHING INSTRUCTIONS This microwave oven is designed to be used in a fully earthed condition It is imperative therefore to make sure it is properly earthed before servicing WARNING THIS APPLIANCE MUST BE EARTHED IMPORTANT As the colors of the wire...

Страница 7: ...rarily stops the cooking time of day appears in the display window 10 Start Pad After cooking program setting one tap allows oven to begin once during oven operation Start Pad must be pressed again process Another tap cancels all your instructions and colon or functioning If door is opened or Stop Reset Pad is pressed to restart oven Beep Sound When a pad is pressed correctly a beep will be heard ...

Страница 8: ...ntered or to the clock This oven has a CHILD LOCK feature TO SET CHILD LOCK Press start pad three times L appear in the display TO CANCEL CHILD LOCK Press stop cancel pad three times L disappears 4 2 Stop Cancel Clock Set the time by pressing Stop Cancel Desired defrost Desired Start Stop Cancel Desired cooking time Desired cooking power Start 3 MICROWAVE COOKING time pads program weight Stop Canc...

Страница 9: ...SCHEMATIC DIAGRAM 4 3 ...

Страница 10: ...age capacitor The negative 4000 Volts DC is applied to the filament of the magnetron WHEN THE OVEN IS SET AT ANY LEVEL EXCEPT MAXIMUM The micom controller controls the ON OFF time of relay 2 by the applied signal to vary the average output power of microwave oven as POWER LEVEL refer to page 1 1 WHEN THE DOOR IS OPENED DURING COOKING Both the primary switch and relay 2 are cut off primary winding ...

Страница 11: ...hich is graduated to 600 cc and place the beaker on the center of the turntable Set the energy leakage monitor to 2450 MHz and use it following the manufacturer s recommended test procedure to assure correct result When measuring the leakage always use the 2 inch 5cm spacer supplied with the probe Operate the oven at its maximum output Measure the microwave radiation using and electromagnetic radi...

Страница 12: ...e test probe must be removed no faster than 1 inch sec 2 5 cm sec along the shaded area otherwise a false reading may result The test probe must be held with the grip portion of the handle A false reading may result if the operator s hand is between the handle and the probe When testing near a corner of the door keep the probe perpendicular to the surface making sure the probe horizontally along t...

Страница 13: ...ely before the water is added to the vessel After addition of the water to the vessel the load is immediately placed on the center of the turntable which is in thd lowest position and the microwave power switched on The time T for the temperature of the water to rise by a value T of 10 2 K is measured where T is the time in seconds and T is the temperature rise The initial and final water temperat...

Страница 14: ...gh voltage capacitor 2 Disconnect the leadwire from magnetron high voltage transformer and capacitor 3 Remove the screw holding the high voltage transformer to the baseplate Remove door Assembly Remove door Assembly to the Cavity Ass y 2 Remove two screws holding the Hinge F 1 Discharge the high voltage capacitor 2 Disconnect the leadwire from fan motor noise filter and high voltage capacitor 3 Re...

Страница 15: ...t the leadwire from the turntable motor terminals 6 Remove the screw securing the turntable motor to the oven cavity ASS Y 7 After rep the motor rotate the removed turntable motor cover 8 Fit the turntable motor cover s projecting part to the base plate slit NOTE 1 Remove the wire lead from the turntable motor VERY CAREFULLY Waveguide Magnetron Gasket Magnetron Dome Waveguide Bracket Magnetron 2 W...

Страница 16: ...E OVEN ASSEMBLY Mount the latch board to the oven assembly Adjust the latch board in the arrow direction so that oven door will not have any play in it when the door is closed Tighten the mounting screw Check for play in the door by pushing the door release button Door movement should be less than 0 5 mm 1 64 inch Don t push the door release button while making adjustment Make sure that the latch ...

Страница 17: ...n circuit in the door open condition When the door is closed meter should indicate an closed circuit When the secondary switch operation is abnormal make the necessary adjustment or replace the switch only with the same type of switch C MONITOR SWITCH TEST Disconnect the wire lead from the monitor switch Connect the ohmmeter leads to the common COM and normally closed NC terminals of the switch Th...

Страница 18: ...EDURE RESULTS HIGH VOLTAGE TRANSFORMER Wire leads removed MAGNETRON Wire leads removed 1 Measure the resistance Ohm meter scale Rx1 Primary winding Secondary winding Filament winding 2 Measure the resistance Ohm meter scale Rx1000 Primary winding to ground Filament winding to ground 1 Measure the resistance Ohm meter scale Rx1 Filament terminal 2 Measure the resistance Ohm meter scale Rx1000 Filam...

Страница 19: ...x10000 Measure the continuity Reverse Ohm meter scale Rx10000 Normal Momentarily indicates several ohms and then gradually returns to Normal Normal Abnormal Continuity NOTE When testing the magnetron be sure to install the magnetron gasket in the correct position and be sure that the gasket is in good condition Antenna Gasket Chassis Filament 10M ohms NOTE Some inexpensive meters may indicate infi...

Страница 20: ...e primary the secondary and the monitor switches H V D and H V C before replacing the fuse If the fuse is blown by improper switch operation replace the defective switch and the fuse at the same time Replace just the fuse if the switches operate normally Check for P C B connector Normal Abnormal Cooking Start OFF Below specified temperature specified temperature Above L V Transformer of P C B Disc...

Страница 21: ...e resistance Ohm meter scale R x 1000 Normal Abnormal or several Ω Normal Approx 100 200K Abnormal or several Ω NOTE A MICROWAVE LEAKAGE TEST MUST ALWAYS BE PERFORMED WHEN THE UNIT IS SERVICED FOR ANY REASON MAKE SURE THE WIRE LEADS ARE IN THE CORRECT POSITION WHEN REMOVING THE WIRE LEADS FROM THE PARTS BE SURE TO GRASP THE CONNECTOR NOT THE WIRES 00 500 1 Ω Ω ...

Страница 22: ... does not work Inserting many plug into one plug outlet and using them at the same time causes overloading Microwave oven plug is not inserted tightly Output power is too low Low AC input voltage Food temperature is too low Using metallic ware and allowing it to touch the oven wall Sparks occurring Inconsistent intensity of microwave by their characteristics 1 Wrap the thinner part with aluminum f...

Страница 23: ...ing cooking cycle 11 Display time of day does not reappear when cooking is finished 12 Beep sound is not heard when correct key is touched 5 13 TROUBLE 1 The following visual conditions indicate a probable defective control circuit CONDITION CHECK RESULT CAUSE REMEDY 1 No input can be programmed Continuity No continuity Everything works as specified Still have trouble Defective PCB assembly Replac...

Страница 24: ...gh volt age transformer Malfunction of the monitor switch Replace primary and monitor switches Check continuity of monitor switch with door closed Check continuity of primary switch with door opened Disconnect one side of the wire lead connected from transformer to the high voltage capacitor and operate the unit Replace fuse TROUBLE 2 Oven does not operate at all Display window does not display an...

Страница 25: ...k continuity of secondary switch with door closed Check fan motor Check oven lamp Abnormal Abnormal Normal Defective fan motor Defective oven lamp Replace fan motor Replace oven lamp Loose connection Connection then tightly CONDITION CHECK RESULT CAUSE REMEDY Output is low Lower than 90 of rating voltage Normal Normal Abnormal Abnormal Measure the output power Disconnect the wire leads from relay ...

Страница 26: ... voltage transformer Check H V transformer normal normal Abnormal Defective high voltage Diode Replace high voltage Diode Check H V diode Abnormal Defective high voltage capacitor Replace high voltage capacitor Check H V capacitor Abnormal Defective magnetron Replace magnetron Check Magnetron normal Abnormal Defective Replace Check TROUBLE 5 No microwave oscillation even though oven lamp and fan m...

Страница 27: ...e set power level Operates properly on HIGH CONDITION CHECK RESULT CAUSE REMEDY Output is full when you set lower power level Abnormal Disconnect the wire leads from relay 2 and check continuity relay 2 Operate the unit Defective P C B assembly Replace P C B assembly ...

Страница 28: ...6 1 EXPLODED VIEW INTRODUCTION OVEN CAVITY PARTS INTERIOR PARTS BASE PLATE PARTS LATCH BOARD PARTS CONTROL PANEL PARTS DOOR PARTS ...

Страница 29: ...6 2 DOOR PARTS D04 05 S03 D06 01 05 08 D03 D 1 2 3 4 5 6 7 8 ...

Страница 30: ...6 3 CONTROL PANEL PARTS C 05 C18 S03 C01 C55 C 11 15 12 9 10 ...

Страница 31: ...6 4 OVEN CAVITY PARTS 21 25 24 27 26 19 22 64 ...

Страница 32: ...6 5 LATCH BOARD PARTS 28 29 29 30 32 ...

Страница 33: ...INTERIOR PARTS 6 6 34 37 38 39 40 41 42 43 44 45 48 ...

Страница 34: ...6 7 BASE PLATE PARTS 49 50 51 52 54 55 63 58 58 58 58 ...

Страница 35: ...P O T P Z 0 V 1 4 6 7 1 3 A 4 5 6 7 A323041V0ZP DOOR KEY SPRING 1 1 A Y E K R O O D P Z 0 V 1 4 8 1 0 3 A 8 9 10 A630Y41T0HKP MEMBRANE SWITCH U 1 11 1 U D R A O B C P P K 0 T 1 4 L 3 0 6 A 2 1 15 A812741V0ZP ESCUT BACK PLATE 1 1 Y A R T G N I K O O C P Z 0 V 1 4 1 0 6 0 A 9 1 1 R E V O C G N I L I E C P Z 0 V 1 4 5 5 0 2 A 1 2 1 U G N I R R E L L O R P Z 0 V 1 4 D 0 9 2 A 2 2 1 U Y D O B T E N I B...

Страница 36: ...841V0ZP FAN BLADE 1 48 2M219J MAGNETRON 1 49 A300741V0ZP LOWER HINGE 1 50 51 A618841V0ZP CAPACITOR BRACKET 1 52 54 55 A100141V0ZP BASE 1 58 A100841V0ZP RUBBER FOOT 4 63 09047W50BP CUSHION RUBBER 1 A302041V0ZP DOOR HOOK A 1 A614141V0ZP MICROSWITCH 2 A614241V0ZP MICROSWITCH MONITOR SWITCH 1 A614541T0ZP THERMAL CUTOUT OVEN 1 A900C41T0ZP AC CORD W PLUG 1 A623040N0BP FUSE 1 A692Y41V0ZP NOISE FILTER 1 A...

Страница 37: ...A317641V0ZP TOP DOOR HINGE 1 5 6 6 7 A323041V0ZP DOOR KEY SPRING 1 1 A Y E K R O O D P Z 0 V 1 4 8 1 0 3 A 8 9 10 A630Y41T0HKP MEMBRANE SWITCH U 1 11 12 1 U D R A O B C P P K 0 T 1 4 L 3 0 6 A 2 1 15 1 Y A R T G N I K O O C P Z 0 V 1 4 1 0 6 0 A 9 1 1 R E V O C G N I L I E C P Z 0 V 1 4 5 5 0 2 A 1 2 1 U G N I R R E L L O R P Z 0 V 1 4 D 0 9 2 A 2 2 24 64 A110D41V0HZP CABINET BODY U 1 25 A488540N0...

Страница 38: ...0ZP FAN MOTOR 1 44 A414441V0ZP ORIFICE 1 45 A400841V0ZP FAN BLADE 1 48 2M219J MAGNETRON 1 49 A300741V0ZP LOWER HINGE 1 50 50 51 A618841V0ZP CAPACITOR BRACKET 1 52 54 55 A100141V0ZP BASE 1 58 58 A100841V0ZP RUBBER FOOT 4 63 A09047W50BP CUSHION RUBBER 1 A302041V0ZP DOOR HOOK A 1 A614141V0ZP MICROSWITCH 2 A614241V0ZP MICROSWITCH A614541T0ZP THERMAL CUTOUT OVEN 1 A900C41T0KP A623040N0BP FUSE 1 A692Y41...

Страница 39: ...2 2K R27 4K7 R28 4K7 R29 4K7 R30 4K7 R31 4K7 1 2 3 4 5 6 7 8 9 10 CN2 CON10 B C E Q1 S8050 1 2 GND DOOR CN2 E C B Q6 S8550 B C E Q2 S8050 B C E Q3 S8050 1 2 3 4 RLY1 GRIIL 1 2 3 4 RLY2 MICRO 1 2 3 4 RLY3 LAMP SWA SWB SWC SWD SWE key in 5 键入 5 key in 4 键入 4 key in 3 键入 3 key in 1 键入 1 key in 0 键入 0 key in 2 键入 2 R7 100K R36 47k R35 2K 烧烤非烧烤机型选择说明 1 烧烤型不装 R36 装烧烤继电器部分电路包括 R37 2 非烧烤型只装 R36 不装烧烤继电器部...

Страница 40: ......

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