Maintenance, Replacing the Print Head | Star Micronics LC24-200

MAINTENANCE

Essentially,your printer is a robust piece of equipment, but should be treatedwitha modicumofcarein orderto avoidmalfunctions.Forexample:

●Keep yourprinterin a “comfortable”environment.Roughlyspeaking,if youarecomfortable,thenthe environmentis suitablefor yourprinter,too (see Chapter1).

✎Do not subjectthe printerto physicalshocksor excessivevibration.

✎Avoidextremelydusty environments.Dust is the enemyof all precision mechanicaldevices.

✎To clean the exteriorof the printer, use a cloth barely dampenedwith eitherwaterwith a littledetergentor a littlealcohol,but do not allowany liquidto fall insidethe printer.

✎Theinteriorof theprintermaybe cleanedwith a smallvacuumcleaneror a compressed-airaerosol(sold for this purpose).When performingthis operation, be sure not to bend or damage any cable connectionsor electroniccomponents.

REPLACING THE PRINT HEAD

Thisisnot ajob whichyouwillneedtodoveryoften.Theprintheadhasbeen designedto last for about200 million dots. In normal everydayuse, this translatesto yearsoflife.However,if theprintqualityis faint,evenafteryou hav~changedtheribbonor youhaveadjustedthegapbetweentheprinthead and the platen (see Chapter1),the print head may need replacement.

Only use a replacementprint head as recommendedby your supplier.

1.Turn OFF the printer,and unplugthe powercord.

2.Removethe top cover and ribboncartridge.

3.Iftheprinterhasbeeninoperationimmediatelybeforethisoperation,the print head will be hot. Allow time for the print head to cool before attempingto work on it.

4.Move the print head carriage toward the right until you can see the connectorcover. Removethe connectorcover and pull the cables free from the connectors.

5.Unscrewthe two screwsthat hold the print head in place and set them aside.

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Star Micronics LC24-200 user manual Maintenance, Replacing the Print Head

Contents

LC24-200 LC24-200ccmuR LC24-200 O M C9 t O t HOW to USE this Manual Page Features of the Printer Table of Contents Page Command Summary Index Chapter Locating the Printer Checking the carton contents Identifying printer parts Printer’s external psrts Installing the ribbon cartridge and the roller unit Seiting UPMounting the platen knob Installing the ribbon cartridge Pass the ribbon between the print head and print head shield Figure i-7.Install the roller unit onto the printer Installing the optional cartridge Connecting the printer to your computer Connecting the interface cable Loading Single Sheets Automatic loading 17. Loading a single sheet Manual loading Loading and Parking Fanfold Forms Loading the paper from the rear of the printer Rlgws 7-74.rvmun~tne ranrola paper over me Iraclor urms Cover Loading the paper from the bottom of the printer 16.Pull up the tractor unit for bottom feeding Paper parking Paper unparking Loading MULTI-PART Forms Adjusting the Printing GAP 18. Location of the adjustment lever Paper Type Memo Buttons and Indicators Control Panel Operations Online button Paper Feed button SET/EJECT/PARK button Pitch button Font button POWER-UP Functions Short self-test Long test mode Stay in Panel Font Print area test modeStay in Panel Pitch Stay in Panel Pitch and Font Hexadecimal dump Lprint CHR$I Next Return 0123456789=? Switch Combination Functions Form feedTop of form Forward micro-feed Reverse micro-feedChanging the auto loading value Clearing the buffer/All reset Selecting the print color Store Macro DefinitionPage Default Settings HOW to SET the EDS Mode Standard IBM Functions of the EDS SeitingsOFF IBM#2Page 10CPIDRAFT 10CPIHSDRAFT 17CPIDRAFT OFF 10CPILQ On on OFF On OFF OFF OFF OFF on On on onOFF on OFF OFF on on on Bidirectional TEST/ADJUSTMENT Repeatthe processfor all printmodes 88$ NT ADJUSTMENTsETTING Printer Control Commands Ascii Select draft pica characters Font Control CommandsSelect draft quality characters Select draft elite characters Select LQ elite characters Select LQ charactersSelect LQ pica characters Select LQ condensed characters Select LQ proportional characters Select LQ fontSelect font Emphasized printing Cancel emphasized printingSelect italic characters Double-strike printing Stop underlining Cancel double-strike printingStart underlining Overlining Select score Select ornament characterSuperscript Subscript Cancel superscript or subscriptCharacter SET Commands Select standard character set Select international character set Select character set #1Select character set #2 S.A Enable printing of all character codes Enable printing of all character codes on next characterSelect IBM code Pica pitch Select slash zeroSelect normal zero Elite pitch Semi-condensed pitch Cancel condensed printingCancel expanded printing Condensed printing Select character width Cancel one-line expanded printingExpanded printing for one line Select proportional spacing Select master print mode Select fixed spacingIncrease character spacing Select double or quadruple size Select character size Return to normal height Select character height, width, and line spacing Set line spacing to 7/60 or 7/72 inch Vertical Position CommandsSet line spacing to 1/8 inch Set line spacing to 1/6 inch Set base unit for line spacing Set line spacing to nl180 inch or n/216 inchSet line spacing to n/60 inch or n/72 inch Execute ESC a Select forward feed modeSelect reverse feed mode Line feed Feed paper n lines Perform one n/180-inch orn/216-inch line feedPerform one n/180-inch reverse line feed Set top of page at current position Cancel bottom margin Set page length to ~ inchesSet bottom margin Return to top of current Disable paper-out detectorEnable paper-out detector Set vertical tab stops Select vertical tab channel Set vertical tab stops every n linesSet vertical tab stops in channel Vertical tab Horizontal Position Commands Set left marginSet right margin Carriage return Cancel automatic line feedSet left and right margins Set automatic line feed Right justify Left justifyCenter text Full justify Set horizontal tab stops every n columns Reset,all tab stopsSet horizontal tab stops Horizontal tab Absolute ,horizontal tab in inches Relative horizontal tabRelative horizontal tab in inches Absolute horizontal tab in columns Print double-density 8-bit graphics Graphics CommandsPrint normal-density 8-bit graphics Print double-density, double-speed 8-bit graphics Select graphics mode Print hex-density 24-bit graphics Convert graphics density Download Character Commands Define download characters Draft LQpica LQproportional Shift download character area Copy character set from ROM into RAMSelect download character set OCR-A Select draft condensed download characters Select draft pica download character setSelect draft elite download character set Select LQ pica download characters Select LQ proportional download characters Select LQ elite download charactersSelect LGcondensed download characters Select ROM character set Select print color Color Selection CommandsOther Printer Control Commands Set MSB to Delete last character sent Cancel last lineAccept MSB as is Set printer off-line Bidirectional printing Stop printingBell Unidirectional printing Auto feed Reset printerManual feed Eject paper from ASF Defining Your OWN Characters with Standard Mode Download Characters Assigning the character data Telephone symbol with normal LQ pica Assigning a value of character space Sample program Lprint Diffusionrangesof Lprint CARS& Telephones USA 1410FOR 1=2TO 8LPRINTSCALE$ Nexti 1420LPRINT+-+ Defining Your OWN Characters with IBM Mode Assigning the download character set Telephone symbol with LQ pica Assigning the character dot pattern 4Fill.up the adjacent dot, then write the compressiondata Assigning the Index Table data 1180‘ Printoutprogram 1600 END Page Installing Application Software with Your Printer MS-DOS and Your Printer Embedding Printer Commands CPI C4 Yellow Programming the Printer with DOS Commands APRINT/T Acopy README.DOC PRN ATYF’E README.DOC PRN ESC APRINTREADME.DOC Programming with Basic 1110 1550LPRINT To CW*2 Data 107 How the program works E .u Memo Troubleshooting and Maintenance Troubleshooting Powersupply ~g? Paper feeding Page 116 Maintenance Replacing the Print Head Iecfocove Specifications Frictionand rear push tractoror Cutsheet 11.7 Fanfold continuous +5V Character Sets SYN IY2 Standard Character SET #1DLE Can Iii Standard Character SET #2 International Character Sets SpainJapan IBM Character SET #2 129 130 Page 8 I 9 I a I B 133 CodePage #865 Nordic IBM Character SET #1 ~ E F F F IBM Special Character SET Proportional Spacing Table 1 1 1 6 6 6 * 3 2 7 7 7 7 3 2 INT Character Code # # # # It?x5 8 8 8 Std. w3 # $ 3 2 Qlm %2-R2 Inti Page 147 148 O i o3 7o h S Eoh Ori 150 ~-sj Memo Command Summary Page Page IBM Mode Page ESC Page