Panasonic NN-V653WF User manual

ORDERNO.SIMMC0303012C2

MicrowaveOven

NN-V653WF NN-V653CF / NN-V623MF NN-F663WF / NN-

F653WF NN-F623MF / NN-V453WF NN-V423MF / NN-T553WF

NN-T523MF / NN-T543WF NN-Q553WF / NN-Q523MF NN-

Q543WF

BPQ(U.K.)

GPG(Germany)

EPG(France, Italy, Finland, Spain, Portugal, Greece, Poland, Holland)

SPECIFICATIONS

1. SCHEMATICDIAGRAM(FORGRILL MODELS)

2. SCHEMATICDIAGRAM(FORSOLO MODELS)

3. DESCRIPTIONOFOPERATING SEQUENCE

3.1. Variablepowercooking control

High VoltageInverterPowersupply(U) controlsoutputpowerbythesignal from Digital

ProgrammerCircuit(DPC). Powerrelay stays ONfor P4toP10 and For P1toP3, bothinverter

drive signal and powerrelay tocontrol outputpower.

NOTE:

TheON/OFF timeratiodoes notcorrespond withthepercentageof

microwavepowersince approximately2secondsarerequiredfor

heating ofmagnetron filament.

VariablePowerCooking

POWERSETTING OUTPUT

POWER(%)

APPROX.

ON-OFF TIME OF

POWERRELAY

(RY1)

ON(SEC) OFF(SEC)

HIGH P10 100% 22 0

P9 90% 22 0

P8 80% 22 0

MEDIUM-HIGH P7 70% 22 0

MEDIUM P6 60% 22 0

P5 50% 22 0

P4 40% 22 0

MEDIUM-LOW P3 30% 22 0

P2 20% 15 7

P1 10% 8 14

DEFROST P3 30% 22 0

3.2. Inverterpowersupplycircuit[NEW H.V.]

ThisInverterPowerSupplyCircuitsupplies 4,000V DC tothemagnetron tubefrom theline

voltage, 230-240V 50HzACinput. functionsas theH.V. transformer, theH.V.capacitor and

H.V.Diode.

1. TheACinputvoltage230-240V50HzisrectifiedtoDC voltage

immediately.

2. DC voltagewill besuppliedtotheswitching devices calledIGBT.

These devices will beswitchedON-OFF bythe20 to40 kHzPWM.

(pulse widthmodulation)signal fromthemicrocomputerinthe

DPC.

3. Thisdrives theHigh voltagetransformertoincrease up to2,000V

ACand approximately3VACbymeansoftransformer.

4. Thenthehalf-wavedoublervoltagerectifiercircuit, consisting of

theH.V. diodes and Capacitors, generates thenecessary4,000V

DC neededforthemagnetron.

5. Outputpowerofthemagnetron tubeisalwaysmonitoredbythe

signal outputfromthecurrenttransformerbuiltintotheinverter

circuit.

6. Thenthissignal will befedback tothemicrocomputerintheDPC

todetermineoperating conditionsand outputnecessarytocontrol

PWMsignal totheinverterPowerSupplytocontrol outputpower.

3.3. Inverterturbo defrost

WhenthisAutoControl featureisselectedand theStartPadistapped:

1. Thedigital programercircuitdetermines thepowerlevel and

cooking timetocomplete cooking and indicates theoperating

state inthedisplaywindow. Tableshowsthecorresponding

cooking times forrespectiveserving bycategories.

2. Whencooking timethedisplaywindow has elapsed, theoven

turnsoff automaticallybyacontrol signal fromthedigital

programmercircuit.

4. CAUTIONS TO BE OBSERVED WHEN

TROUBLESHOOTING

Unlike manyotherappliances, themicrowave ovenisahigh voltage, high currentdevice. Itis

free from dangerinordinaryuse, though extremecareshouldbetakenduring repair.

Caution

Servicemenshouldremovetheirwatches wheneverworking close

toorreplacing themagnetron.

4.1. Check thegrounding

Donotoperateon atwowireextension cord. Themicrowave ovenisdesignedtobegrounded

whenused. Itisimperative, therefore, toensuretheappliance isproperlygroundedbefore

beginning repairwork.

4.2. Inverterwarnings

DANGER, HIGHVOLTAGE AND HIGHTEMPERATURE (HOT/LINE)OFTHE INVERTERPOWER

SUPPLY(U)

Thishigh voltageinverterpowersupplyhandles veryhigh voltage

and currentforthemagnetron tube. Though itisfree fromdangerin

ordinaryuse, extremecareshouldbetakenduring repair.

Thealuminumheat sinkisalsoenergizedwithhigh voltage(HOT),

sodo nottouchwhentheACinputterminalsareenergized. The

powerdevices Collectorisdirectlyconnectedtothealuminumheat

sink.

Thealuminumheat sinkmaybeHOTduetoheat energy, therefore,

extremecareshouldbetakenduring servicing.

H.V. Inverterwarning

WARNINGFORINVERTERPOWERSUPPLY(U) GROUNDING

Check thehigh voltageinverterpowersupplycircuitgrounding. The

high voltageinverterpowersupplycircuitboardmust haveaproper

chassisground, theinvertergrounding bracket must beconnected

tothechassis. Iftheinverterboardisnotgroundeditwill expose

theusertoveryhigh voltages and cause extremeDANGER!Besure

that theinvertercircuitisproperlygroundedviatheinverterearth

bracket.

Grounding oftheinvertercircuitboard

WARNING!DISCHARGE THE HIGHVOLATGE CAPACITORS

Forabout30 secondsaftertheovenisturnedoff, anelectriccharge

remainsinthehigh voltagecapacitorsintheinverterpowersupply

circuitboard.

Whenreplacing orchecking parts, removethepowerplug fromthe

outlet and shorttheinverteroutputterminal ofthemagnetron

filamentterminalstothechassisground withaninsulatedhandle

screwdrivertodischarge. Please besuretotouchthechassis

ground sidefirst and thenshorttotheoutputterminals.

This manual suits for next models

Table of contents

Other Panasonic Microwave Oven manuals

Panasonic

Panasonic NN-SF464M Product guide

Panasonic

Panasonic NE-9930 User manual

Panasonic

Panasonic NNT553 Product guide

Panasonic

Panasonic NNS335BF - MICROWAVE - 0.8CUFT User manual

Panasonic

Panasonic NE-1056 User manual

Panasonic

Panasonic NN-SF574S Operating instructions

Panasonic

Panasonic Inverter NN-ST477S Product guide

Panasonic

Panasonic NN-ST686S User manual

Panasonic

Panasonic Inverter NN-A755 Assembly Instructions

Panasonic

Panasonic NNS635WF - MICROWAVE OVEN 1.2CUFT User manual

Panasonic

Panasonic NN-SG65NB User manual

Panasonic

Panasonic NN-CT870S User manual

Panasonic

Panasonic NNCS597S - STEAM CONVECTION MICROWAVE OVEN User manual

Panasonic

Panasonic NN-SG656S CTH User manual

Panasonic

Panasonic NN-CT54JW Operating instructions

Panasonic

Panasonic NE-1054F User manual

Panasonic

Panasonic Inverter NN-CF770M User manual

Panasonic

Panasonic NN-K354WM User manual

Panasonic

Panasonic NN-C980B, NN-C988B User manual

Panasonic

Panasonic NN-ST651B User manual

Panasonic

Panasonic NN-CF873S User manual

Panasonic

Panasonic NN-ST253W Use and care manual

Panasonic

Panasonic NN-S215 User manual

Panasonic

Panasonic NN-CT579S Product guide

Popular Microwave Oven manuals by other brands

Daewoo

Daewoo KOG-574R0S Service manual

LG MH7040SS instruction manual

Sharp

Sharp R-895(AL)M Service manual

Dometic

Dometic DOTRM13W installation instructions

Sanyo

Sanyo EM-X680 instruction manual

Sharp

Sharp R-393M quick start guide

KitchenAid

KitchenAid KMCX4510 Use and care

Smeg

Smeg S45MCX1 Instructions for use

Russell Hobbs

Russell Hobbs RHM2044 user guide

Sunbeam

Sunbeam SMW759 owner's manual

Gallet

Gallet FMOE230S instruction manual

Bosch

Bosch CEG732X.1B User manual and installation instructions

Dometic

Dometic Roadmate 230 operating manual

Samsung

Samsung SJ0396W Owner's instructions

Sanyo

Sanyo EM-P494WS Supplement of service manual

Sharp

Sharp R-240 Operation manual

Electrolux

Electrolux EMS2840 user manual

Daewoo

Daewoo KOC-984T2S13 Service manual