Cleaning the Printer Printer Head/Sensor/Roller | Sharp ER-A347

Cleaning the Printer (Printer Head/Sensor/Roller)

When the printed text is getting dark or faint, paper dust may be stuck to the printer head, sensor and/or roller. Clean them as follows:

CAUTION: Never touch the printer head with a tool or anything hard as it may damage the head. The paper cutter is mounted on the printer cover. Be careful not to cut yourself.

Printer head

Sensor

Roller

1.Select the OFF mode.

2.Remove the printer cover.

3.Lift up the print roller arm.

4.Remove the paper roll referring to the “Removing a Paper Jam” section.

5.Clean the printer head with a cotton swab or soft rag moistened with ethyl alcohol or isopropyl alcohol. Clean the roller and the sensor in the same manner.

6.Reset the paper roll correctly by following the steps in “Installing Paper Rolls”.

Print roller arm

107

Image 109

Sharp ER-A347A instruction manual Cleaning the Printer Printer Head/Sensor/Roller

Contents

ER-A347 ER-A347A U.S.A Introduction Contents PLU/UPC EFT UPC or EAN code External View Parts and Their FunctionsFront view Rear view Printer Keyboard layout Function key list Keyboard Screen example 2 Program mode Screen example 1 REG mode Sales information areaDisplays Operator display Customer display Screen save mode Mode selection window Selecting an Operating ModeOperating Modes Procedure Mode Selection Prior to Making Entries Error WarningPreparations for Entries Selecting the Function from the Menu Error escape function Help menu and guidance messages Help FunctionExample Key operation Print Item Entries EntriesSingle item entries Example Key operation Print PLU/sub-department open price entries UPC entries Repeat entries Multiplication entries 15 @ Split-pricing entries @6 @ PLU/UPC information inquiry view function Single item cash sale SicsExample Key operation Print 250 Transaction 5099887654302 p 750 a Finalization of Transaction Display of SubtotalsTaxable subtotal Including-tax subtotal complete subtotal Charge credit sale Cash or check sale that does not need any tender entry Automatic tax Tax CalculationManual tax Key operation Print Tax status shift Tax delete Percent calculations premium or discount Auxiliary Entries Refund entries Discount entriesDiscount for a subtotal Example Key operation Print Discount for item entries Example Key operation Print Printing of non-add code numbers Payment TreatmentCurrency conversion Received-on-account entries Example Preset conversion rate 0.8063 Conv 1 Key operationExample Open conversion rate 1.275 Conv Key operation Print No-sale exchange Paid-out entriesBottle return Example Key operation Training Mode Correction of the Last Entry Direct Void Correction Indirect void by key sequence operation Indirect void by cursor operation Subtotal Void Incorrect receipt Cancellation receiptCorrection after Finalizing a Transaction Special Printing Function Procedure ExampleCopy Receipt Printing Entering the Manager Mode Manager ModeOverride Entries Example Display How to take a X1/Z1 or X2/Z2 report Reading X and Resetting Z of Sales TotalsView report To take an X1 or X2 report EAN-8 UPC-A UPC-E General report Daily Sales TotalsSample report Full group total report on department Department reportTransaction report Individual group total report on department Clerk reports PLU/UPC report by associated departmentHourly report Individual clerk report Sample report General information Periodic Report SampleDaily net report Sample X report Sample Z report Programming Keyboard Layout Prior to Programming Mobile phone method How to Program Alphanumeric Characters Character code Entering character codes Basic Instructions ProgrammingProgramming screen Programming example Page PLU Range DEPT/PLU Programming Department DEPT. Code Use the numeric entry Price Use the numeric entry Mainte PLU range COMMISSION2 Functional Programming Sign Use the selective entry DiscountHalo High Amount Lockout Use the numeric entry Percent 0, %2 Commission rate Commission 1, Commission Cash in drawer Cash key Cash Media Key ProgrammingFooter Print Use the selective entry TEND. Use the selective entry Charge key X, Y Check key Check+TEXT Use the character entry Currency conversion CONV1, CONV2 Symbol Use the character entry Function Text Programming Function Default text Total Clerk Personnel ProgrammingPass Code Use the numeric entry Auto KEY Use the selective entry Manager Mode Pass CodeTraining Clerk Terminal Programming Date/Time SettingDate/time UPC Function Optional Feature Selection Basic System TEND+DIRECT Use the selective entry Function Prohibit Function Authority ST Before Tend Use the selective entry Function SelectionAfter TRANS. Use the selective entry Print Selection UPC Function Journal Report Programming Zero skip GT1 on Z Use the selective entry Print selectJournal Size Use the selective entry Z1 General report CounterJournal data Receipt logo Message ProgrammingReceipt Logo Use the character entry Keyboard Device Configuration Programming Printer DisplayEFT On-line RS port COM1, COM2 SRM Sales Recording Module Scanner Doughnut Exempt Tax Programming Tax system Tax 1 through Table tax ProcedureInterval Use the selective entry TAX Rate Use the numeric entry Example data of tax % Sample tax table Tax % Doughnut exempt Tax ProcedureExample data of above tax % Quantity Use the numeric entry Key Sequence Automatic Sequencing Key Programming Program reading sequence Reading of Stored ProgramsDescription Departments Sample printouts Media Functions Clerk Manager Function text Optional feature Mode pass code Training clerk Message Report setting Device configuration Auto key ROM version Tax EFT Test Function Inserting and removing an SD memory card SD Card ModeSD card formatting Folder creating Data saving Folder name selecting Data loading Error message table of the SD card function EAN-13 UPC or EAN codeITF-14 Code entry No add-on code Digit add-on code Add-on code Case of Power Failure Operator MaintenanceCase of Printer Error Installing Paper Rolls Recording paper specificationsPaper specification How to set the paper roll How to cut the paper end 104 105 Removing a Paper Jam Replacing the paper rollReplacing the receipt paper roll Replacing the journal paper roll Cleaning the Printer Printer Head/Sensor/Roller Removing the Till Drawer and Drawer Lock KeyOpening the Drawer by Hand Drawer Lock Key Fault Checking Before Calling for ServiceError message table Specifications Warranty Disclaimer Clause DE Limitation DE Responsabilite Sharp Electronics Corporation