Lexmark 5770 manual Solving bidirectional communications problems, Replacing the parallel cable

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•Bidirectional communications is NOT disabled in your Lexmark printer software.

aFrom the printer's Control Program, click the Options Tab.

For help opening the Control Program, see “Opening the Control Program” on page 8.

bMake sure Disable Bidirectional Communi- cations is not checked.

If you checked all of the items above, and still experience bidirectional communications problems, continue with “Solving bidirectional communications problems”.

Solving bidirectional communications problems

Bidirectional communications problems have two primary causes:

•You are using the wrong parallel cable.

•Your computer system is not configured for bidirectional communications.

Replacing the parallel cable

You must use an IEEE 1284-compliant parallel cable that supports bidirectional printing. Verify your printer cable meets these specifications. To purchase a Lexmark cable, see “Parallel cable” on page 65.

Computer configuration problems

If you have the correct parallel cable and bidirectional communications problems persist, you may have a computer configuration problem. The three configuration problems usually preventing or disrupting bidirectional communications are:

•Your computer does not support bidirectional communications.

Troubleshooting

Troubleshooting 45

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Contents Lexmark Photo Jetprinter User Guide United States Government Restricted Rights Contents Printing from DOS Appendix a Notices Appendix B Statement of Limited Warranty Vi Contents Chapter One Introducing your printerThis illustration shows the parts of the printer Printer features and specificationsIntroducing your printer Printer dimensions Temperature and humiditySystem requirements Paper Status light Using the printers light and buttonPaper Feed button Chapter Two Using the printer softwareOpening the Printer Driver Opening the Control ProgramLoading paper and other media Recommended paper typesChapter Three Photo paper types and sizes Plain paper Coated paper types and sizesTransparency types and sizes Envelope types and sizesLabel types and sizes Paper, transparencies, glossy film, and labels Loading the automatic feederGreeting card types and sizes Iron-on transfer types and sizesLoading paper and other media Loading envelopes or other print media Paper guide Release Tab Loading paper or other print media Loading the manual feederLoading paper and other media Loading paper and other media Caring for your print cartridges Preserving print cartridgesChapter Four Removing a print cartridge Installing or replacing print cartridgesCartridge type Cartridge carrier slot Installing or changing a print cartridge Caring for your print cartridges Disposing of used cartridges If you Click InstalledAligning the print cartridges Caring for your print cartridges Click the Clean Print Nozzles button Cleaning the print nozzlesCaring for your print cartridges Nozzles Contacts Cleaning print cartridge carrier contacts Caring for your print cartridges Caring for your print cartridges Changing print settings for DOS applications Printing fromChapter Five DOS applications in Windows Printing from DOS applicationsPrinting from DOS Printing from a DOS application to another printer Printing from non-Windows DOS applications Printing from DOS Enabling DOS printing to your printer Enabling DOS printing to other printersPrinting from DOS Chapter Six TroubleshootingBidirectional communications problems Replacing the parallel cable Solving bidirectional communications problemsDisabling bidirectional communications Printhead failure Did the message reappear? Replacing the print cartridge Deleting photo filesError messages on your computer Error messages on the printer operator panel General printing problems Intermittent printing Interface problemsDOS print job does Not printYour screen Blinking and an errorPaper Status light is Message appears onFrom the printer Printer is pluggedBut nothing prints There is no actionTest page does not Printer seems to bePrinting but no Characters appearBuckles Paper feed problemsPaper fails to feed Paper skews orPapers stick together Paper sticks togetherTransparencies Glossy film, or photoPoor print quality Or misaligned ProblemsGeneral print quality Improperly formedPhoto is too dark or Edge of envelopePrint is too dark or SmudgedAlternating bands Light and dark print Solid black areas on Print smears onContain white streaks Printed pages havePrinter software problems Removing the exit tray Chapter Seven Ordering SuppliesPrint cartridges Parallel cableCoated paper Photo paperTransparencies Glossy filmLabels Greeting cards with envelopesIron-on transfers for T-shirts Ordering Supplies Appendix a Energy StarElectronic Emission Safety information Consignes de sécurité Pautas de Seguridad Sikkerhetsinformasjon Informações de Segurança Page Appendix B Statement of Limited WarrantyExtent of Warranty Limitation of Liability Statement of Limited Warranty Air Brush GlossaryIcon Index Index Index Index Reader’s Business Reply Mail