SATO M-8400RVe Series Manuale utente

EZManualM-8400RVe

ElectricChecksandAdjustments

RibbonClutchAdjustment

PrintHeadPositionAlignment

PrintHeadBalance Adjustment

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EZManual:M-8400RVe2

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ElectricChecks

andAdjustments

ThisexplainshowtochecklevelsofDCpowersupply,I-

marksensorandgapsensor.Ensurethatprinterpower

isoff.RemovetheLHcoverandthenperformthefollowing

steps.

Additionalequipmentrequired

TPTestModule

DigitalMultimeter

STEPS

1AttachtheconnectorfromtheTPTestModuletothe

testportontheMAINPCB.Notecorrectpositioning

ofconnector.Nibsontheconnectorareplaceddown

onthePCBintheforwardposition.

2AttachthegroundprobeoftheDigitalMultimeterto

theTPTestModulegroundpin(GNDPIN).

3AttachpositiveprobeoftheMultimetertothe+SIG

PINontheTPTestModuleterminal.

4Turnprinterpoweronandrotatethedialtoaposition

0-5ontheTPTestModulebyreferringtothediagram

onthenextpage.RecordthevaluesfromtheMultimeter.

5Confirmtherecordedvoltagesarewithinthevoltage

range.Ifnot,replace partsoradjustsensorlevel.Refer

toCheckandAdjustmentchart.

6Afterperformingtest,puttheLHcoverbacktothe

printer.

CabletoTPTestModule

CabletoPCB

GroundPINSIGPINDial

TPTestModule<previous|home|next>

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EZManual:M-8400RVe3

BarcodeSATOInternationalPteLtd

ElectricChecksandAdjustments

Chart1

DialtestpointCommentVoltageVoltageRangeCheckpinonTPTestModuleandMainPCBAdjustmenttoVR

0DCpowerSupply+5.0VDC+4.8Vto+5.2VCH3A(+5.0V)-CH1A(GND)N/A

1DCpowerSupply+2.0VDC+1.9Vto+2.1VCH4A(+2.0V)-CH1A(GND)N/A

2DCpowerSupply+3.3VDC+3.1Vto+3.5VCH5A(+3.3V)-CH1A(GND)N/A

3DCpowerSupply+24.0VDC+23.5Vto+24.5VCH6A(+24.0V)-CH1A(GND)N/A

4I-MarkSensorLevelCH1B(+8.4V)-CH1A(GND)VR5

5GapsensorLevelCH2B-CH1A(GND)VR4

Lowlevel(Settheblankarea

onthesensor)=A

Highlevel(SettheI-mark

onthesensor)=B

Highlevel-Lowlevel=

A-B=morethan+0.9V

Lowlevel(Setthelabelbackinglinerorthe

centrehole[incaseofthecentreholetag]

onthesensor)=C

Highlevel(Setthelabelor

tagonthesensor)=D

Highlevel-Lowlevel=

C-D=morethan+1.0V

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EZManual:M-8400RVe4

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ElectricChecksandAdjustments

Chart2

PotentiometersarelocatedonMAINPCB.

VR5I-mark

VR4Gap

VR1Offset

VR1(OFS)PitchOffsetAdjustment

VR2(DEM)DispenserSensorLevelAdjustment

VR3(CE)RibbonSensorLevelAdjustment

VR4(GAP)GapSensorLevelAdjustment

VR5(IM)I-MarkSensorLevelAdjustment

VR2DEMVR3CE

MAINPCB

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EZManual:M-8400RVe5

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ElectricChecksandAdjustments

Chart3

PotentiometersarelocatedonFRONTPANEL

PRINTAdjustPrintDarkness

OFFSETAdjustFEED/BACKFEED

PITCH AdjustPitchOffset

DISPLAYAdjustDisplayDarkness

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EZManual:M-8400RVe6

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Excessiveribbonandrewindtensionwill resultinvariable

motionandcouldbethecauseofprintqualityproblems.

Ensuretheribbonrewindandunwindtensionsarewithin

specificationsoradjustmentofeitherclutchisnecessary.

Requiredequipment

1EmptyRibbonCoreandString

212mm Wrench

31kgor2kgTensionGage

4#2 PozidrvScrewdriver

STEPS

1SwitchtheprinterOFF anddisconnectthepower

cable.

2Raisethetopaccess doorandopenthefrontaccess

door.Removetheribbonandlabelstockifinstalled.

3Attachstringtoanemptyribboncoreandplace on

theRibbonSpindle.Windthestringtightlyaroundthe

ribboncoreinsinglelayerandinclockwisedirection.

Attachtheendofthestringtothetensiongauge.

4Graduallyliftthetensiongauge,pullingthestringunwind

itfromthecore.Once thespindlestartstomove,the

gaugeshouldbeindicate950 to1050 gramsoftension

forribbonrewind,and550 to650 gramsoftension

forribbonunwind.Refertopicturesinnextpage.

5To adjusttheclutch,loosenthelockingscrewand

movetheadjustnutCWformoretensionandCCW

forless tension.Tightenthelockingscrewandrepeat

steps3and4until thecorrecttensionisachieved.

RibbonClutch

Adjustment

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EZManual:M-8400RVe7

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RibbonClutch

Adjustmentcontinued

RibbonUnwindClutch550g-650g Unwind

RibbonRewindClutch950g-1050g Rewind

LockingScrewisinsideAdjustNut

AdjustNut

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EZManual:M-8400RVe8

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PrintHeadPosition

Alignment

MinorAdjustment

Requiredequipment

10mm OpenEndWrench

“+”Screw-driver

(JISNo.2equivalent)

To adjusttheprintheadalignmentandconsistentquality

across label,performthefollowingsteps:

STEPS

1Loosenthescrewsontheheadplate.Printusertest

pattern.Realigntheprintheadbypryingadjustplate

forwardorbackwardwithflatbladescrewdriver.Refer

toillustrationsandnoteadjustmentmarks.

2Tightenthescrews.

Screw

AdjustmentMarks

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EZManual:M-8400RVe9

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PrintHeadBalance

Adjustment

MajorAdjustment

Requiredequipment

“+”Screw-driver

(JISNo.2equivalent)

STEPS

1Loosenthesetscrew.

2Turntheadjustscrewtomakeadjustment.

3Ifthefrontsideoflabelistoo light,turnthescrewin

clockwisedirection.

4Ifthefrontsideoflabelistoo dark,turnthescrewin

counter-clockwisedirection.

Turntheadjustscrewinclockwiseor

incounter-clockwisedirectiondependingonthesituation

Loosenthesetscrew

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