Printhead may be HOT | HP ML5590/91 guide

2.Swing the used ribbon cartridge up off the printhead, lift it out, and discard it.

WARNING!

The printhead may be HOT.

3.Unpack the new ribbon cartridge and install it.

Important!

Do not remove the ribbon shield (1) from the ribbon!

1

4.Turn the take-up knob (1) in the direction of the arrow to take up any ribbon slack.

1

5.Close the access cover and turn the printer back on.

If ribbon should contact the eyes:

Flush eyes with large quantities of water for 15 minutes, keeping eyelids open with fingers. Seek medical attention.

If ribbon should contact the skin

Wash thoroughly with soap and water.

MAINTENANCE > 44

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HP ML5590/91 manual Printhead may be HOT, If ribbon should contact the eyes, If ribbon should contact the skin

Contents

ML5590/91 Preface Contents Index Oki contact details Page Features / Tips Utility Mode 315 to 472.5 cpsIntroduction Forms Tear-Off Top of Form TOF Turning the Platen Knob Controlling Access to the Printer Installing the Driver Printer DriversEmulations Printer Drivers Using a Compatible Driver Interfaces GeneralEpson LQ IBM Proprinter Connecting the USB Cable Printer’s USB port Printer Drivers Components TOP Feed Single Sheets Using Your PrinterComponents Rear Feed Continuous Forms TOP of Form TOF To use the Tear key Forms TEAR-OFFTo print the Menu Setting TOP of Form TOF Forms Tear-Off set to OFF default Forms Tear-Off set to on Forms TEAR-OFF Feature Temporarily Changing the TOP of Form Potential Issues with Software Packages Changing the Forms TEAR-OFF Setting Manual Forms TEAR-OFF Paper Park Changing Paper PathsContinuous Forms to Single Sheets Never park labels Single Sheets to Continuous Forms Press FF/LOAD Setting Media Printhead GAP Print Quality Letter Quality LQ light onUtility Utility light on High Speed Draft HSD Character Pitch Changing Emulations Printer ResetEmulations Using Your Printer Menu Mode Menu Mode Keys Entering and Exiting Menu Mode Resetting the Menu to the Factory DefaultsPrinting the Menu Settings Printing ALL Menu Settings Menu Settings Group Settings Swedish III, Swedish IV, Turkish Setting Invalid, Valid Explanation of Menu Items Bottom Margin, Default = Valid Busy Line, Default = SSDBusy Time Default = 200ms Centering Position, Default = Default Character Set, Default = IBM Set Code Page, Default = USACSF Bin Select, Default = Bin CSF Type, Default = Wide DTR Signal, Default = Ready On Power Up Emulation Mode, Default = Epson LQForm Tear-Off, Default = Off Graphics, Default = Uni-directional Language Set, Default = Ascii Line Spacing, Default = 6 lpiOperator Panel Function, Default = Full Operation Length, Default = Paper Out Override, Default = No Pin 18, Default = +5VPitch, Default = 10 cpi Power Save Time, Default = 5 min Print Suppress Effective, Default = Yes Proportional Spacing, Default = NoProtocol, Default = Ready/Busy Receive Buffer Size, Default = 64K SI Select Pitch 12 cpi, Default = 20 cpi Size, Default = SingleSkip Over Perforation, Default = No Style, Default = Normal Ribbon Cartridge Handling MaintenanceReplacing the Ribbon Cartridge If ribbon should contact the skin Printhead may be HOTIf ribbon should contact the eyes Loading Rear Feed Paper from the Back of the Printer Loading PaperRear Feed Careful 5590 5591 Close the right tractor cover Maintenance Loading Rear Feed Paper from the Front of the Printer Maintenance Pull up on the lock levers to release them If the paper is too loose or too tight it can cause jams Reinstall the sheet feeder Maintenance TOP Feed Single Sheets Maintenance Clearing Paper Jams Rear Feed Jams Rear FEED, Repeating Paper Jams Defective PaperMisaligned Paper Fragments of Paper in the Paper Path Maintenance Maintenance Single Sheet Paper Jams Cleaning the Housing Maintenance Troubleshooting ProblemSolution General Information Solutions Ink smears on the paper when I print narrow columns There are dots missing in my printouts Continuous form paper sticks to the sheet guide Parts and Accessories Purchasing Parts & Accessories Option Part number ML5590 ML5591 Epson LQ Commands Printer Control Codes DC3 ESC S IBM Commands Proprinter X24e / XL24e and IBM X24 AGM / XL24e AGM ESC Q $ Specifications Specification Specification Paper Specifications Top only ML5590 Unpacking Setting UP Your PrinterLocation Setting UP Your Printer Setting UP Your Printer Installing the Ribbon Cartridge Page Power Connection Make sure both the printer and the computer are OFF Parallel LPT, Ieee USB, Specification 1.1 CompliantComputer Connections Testing the Printer Loading Paper Setting UP Your Printer Setting UP Your Printer Hexadecimal Dump Mode Index Buffer Limited Operation Time Out Oki Systems UK Limited Oki Systems Ireland LimitedOki Data Corporation Oki Hong Kong Limited ML5590/91