Pull the side panel out and remove it from the printer | ALFA 20DX

4. Push the OPEN button, then open the top cover.

5.Remove and save the two large screws on the right side, which hold the side panel in place.

Remove screws

6. Pull the side panel out and remove it from the printer.

7.Remove and save the two screws on the left of the metal plate covering the internal board, then pull the plate out about an inch and lift it out.

Remove screws

8Install the SIMMs:

a.Locate the three SIMM sockets on the board. Always install SIMMs in the sockets from left to right.

SIMM Sockets

b.Insert the gold metallic contact edge of the SIMM into the socket at about a 45 ° angle, with the notched corner of the SIMM at the bottom. Push in until the gold contacts are fully inserted into the socket.

Gold Contacts Edge

Notched Corner

E–68	Appendix C: Installing SIMMs

Image 76

ALFA 20DX manual Pull the side panel out and remove it from the printer

Contents

Okidata Publications Department Okidata Contents Duplex Printing Important Safety Instructions English-iii Warranty Enhancement Programs OKI ExtendOKI On-Site For more information FCC/IC/CE Statements English-v FCC/IC/CE Setting Up Check the contentsSelect a Suitable Location Unpack Getting to Know Your Printer Front View Setting Up Prepare the Image Drum Install the Toner Load Paper Paper SpecificationsPaper Feed Paths Load the Paper Tray Paper Tray Gauge Storing Paper Select a Paper Exit Path Top Paper Exit Rear Paper Exit Bi-Directional Parallel Mode Connect to Your ComputerParallel Connection Attach the Parallel Cable Parallel Interface Pin Assignments ECP Serial Mode Serial Connection RS232-CAttach the Serial Cable RS232-C Serial Interface Connect to Power Install the Printer SoftwareCheck the Menu Model 20DX Only Print the Demo Paper Size Indicator Control PanelSelect the Display Language Control Panel Lights Control Panel Button Functions Button Function Summary Selecting Printer Features Using Your Printer Driver Selecting Printer Features Using the Printer Main MenusHow to Use the Main Menus Printer Menus Quick Access Menus Using the Level-1 Menu Printer Menus Level-1 Menu SettingsSummary of Level-1 Categories Light to Heavy weight values are same as specified for Tray Fonts & Symbols Default settings below are in italic Level-2 Menu Settings Using the Level-2 MenuSummary of Level-2 Categories Auto Operation Clearable Wrnings Summary of Maintenance Menu Categories Maintenance Menu Settings DUP ADJ Page English-27 Front FeederEnvelopes Using the Front Feeder to Print Multiple Pieces of Media Setting up Manual Feed for Standard Weight Paper Front Feeder Printing Individual Pieces Manual FeedManual Feed Standard Paper Front Feeder Setting up to Print an Envelope Manual Feed Envelopes Setting up to Print Labels Manual Feed Labels Setting up to Print a Transparency Manual Feed Transparencies Setting up to Print Heavy Stock Heavy Card Stock SpecificationsManual Feed Heavy Card Stock Using the Automatic Tray Switch Feature Printer goes off-line Duplex Printing Portrait Versus LandscapeDuplex Printing Windows NT Duplex Printing Windows Click Start, Settings, Printers Click Document DefaultsClick Properties Click Print on Both Sides Duplex Printing Fonts Available FontsPrinting a Sample of Resident Fonts Summary of Available Fonts CG Omega 61 Symbol Sets Univers Condensed 61 Symbol SetsAntique Olive 61 Symbol Sets Garamond 61 Symbol Sets Using Bar Code Fonts Symbol SetsSelecting Fonts Adobe PostScript Fonts OptionPage Optional Paper Handling Accessories AccessoriesAdditional Options Expanded Memory SIMMs Simm ConfigurationsMB P/N Maintenance General Consumables InformationToner Cartridge Type 7 P/N Image Drum Type 7 P/N Replacing the Toner Cartridge P/N Maintenance Precautions Replacing the Image Drum Cartridge P/N Displays Cleaning the LED Array Generating a Drum Cleaning Problem Solving Paper JamsPaper Jam Messages English-49 Clearing Paper Jams Why Paper Jams OccurClearing a Paper Input Jam Problem Solving Clearing a Paper Feed Jam Clearing Duplex Feeder Paper Jams Clearing a Paper Exit JamClearing Duplex Feeder Input Jams Clearing a Duplex Feeder Open Jam Clearing Duplex Feeder Jams 1 Printer Display Messages Clearing Duplex Feeder Jam Message Error Message OFF-LINE Message Paper OUT Print Quality Problems Message ResetMessage Printing Blank sheets printed Has gray background Prints all blackHas repeating marks An oblong area of faint print appears on each Faded print after installation Print is smeared or blotchedPrinted page is light or blurred Bold characters and dark lines are smeared Adjusting Print Quality Software ProblemsMaintenance Menu Level-1 Menu Strange symbols appear during normal printing Last page of document is not printedFirst line on page won’t print Graphics won’t position properly Hardware Problems Odors Appendix a Service & Support How to Get Service Okidata Service Centers Purchasing SuppliesInternet Ways to Purchase Appendix B Specifications General SpecificationsPaper Handling Specifications Environmental Specifications Electrical Specifications Physical SpecificationsPower Specifications are subject to change without notice Installing SIMMs Appendix C Installing SIMMsEnglish-67 Pull the side panel out and remove it from the printer Appendix C Installing SIMMs Print Menu displays then the menu prints On-Site Repair Limited WarrantyEnglish-71 United States CanadaArgentina Chile Material Safety Data Sheet Okipage 20 Toner Spill Cleanup and Disposal Special PrecautionsHealth Hazard Data Reactivity Data Index English-75 IBM Proprinter emulation Index 65-66Page