Printer Not Operating, Cause, Action | Unisys EFP9800 guide

When Something Goes Wrong

Printer Not Operating

Cause

Power cable not connected properly

Paper jam in receipt/journal or slip station

Receipt/Journal paper empty

Action

Check all cable connections. Check that the host computer and power supply are both on. The power supply is turned on by plugging it into an outlet.

Open the cover and the clamshell. Push the carriage away from the paper jam. Remove any jammed paper or other obstructions.

Press the Reset button to remove error status.

Press the Paper Feed button to make sure the paper is no longer jammed.

For step-by-step instructions for loading paper, see section 2.

Check paper roll and add a new roll if necessary. For step- by-step instructions, see section 2.

4–2	3255 4073–002

Image 74

Unisys EFP9800 manual Printer Not Operating, Cause, Action

Contents

Unisys Owner’s GuidePage Status Status Contents Contents Diagnostics and Print Tests Section When Something Goes Wrong Communication ContentsEFP9800 ESC/POS Commands Carriage Return Standard Mode Set Printable Area Width Print Characteristics Commands Ithaca Peripherals Proprinter Emulation Commands Section NCR 5021 Printer Emulation Commands Section EF4270 Emulation Commands Select9-10 Flash Download Commands Micr Commands and Parsing Appendix a Specifications Receipt and Journal Print Zones Xvi Section About the EFP9800 Printer About the EFP9800 Printer Journal Station Features Features and OptionsReceipt Station Features Slip/Validation Station Features Options Maintaining and Cleaning the PrinterGeneral Features Slips and Forms Ordering Paper and SuppliesReceipt/Journal Paper Title Other SuppliesDocumentation Unisys Number Using the Controls Section Operating the Printer Changing Paper Changing Receipt Paper Removing the Old Receipt Paper Roll Operating the Printer Loading the New Receipt Paper Roll Changing Receipt/Journal Paper Removing the Printed Journal 3255 Verifying Checks Operating the Printer Printing on Slips and Checks Operating the Printer Validating Slips and Checks Changing the Ribbon Cassette Operating the Printer Adjusting the Paper Low Sensor Replacing the Printhead Procedure Paper Low Sensor Setting Section Diagnostics and Print Tests Level 0 Diagnostics Level 1 Diagnostics Information About DIP Switch Settings Diagnostics and Print Tests Switch Entry Mode Choose a Printer Emulation ESC/POS IPI 3255 Switch Pack EFP9800 ESC/POS Emulation Internal Switch Pack 3, Switch Switch Settings Description EFP9800 ESC/POS Emulation Internal Switch Pack 3, Switches 2 8Unused Switch Selects Code EF4270 Emulation Internal Switch Pack 1, Switches 7 EF4270 Emulation Internal Switch Pack 1, Switches 3EF4270 Emulation Internal Switch Pack 1, Switches 5 EF4270 Emulation Internal Switch Pack 2, Switches 1, 2, EF4270 Emulation Internal Switch Pack 2, Switches 4, 5, Necessarily also feed EF4270 Emulation Internal Switch Pack 4, Switches 1, 2, 3, Switch Flash Download Mode Setting Data Scope Mode Enter Data Scope Mode Set the DIP switches to the following settings Enabling or Disabling the Cover Open Switch Diagnostics and Print Tests Exit Data Scope Mode Enable Verifying Read of Micr Characters CMC7 Checking Micr Noise Level Selecting the Font for the Micr Check Reader Switch Font Diagnostic Print Tests Print Configuration Information Continuous Slip Printing Print Each Character in the Ascii Character Set General Print Test Sample of Configuration Printout Adjusting the Printhead Gap Diagnostics and Print Tests Section When Something Goes Wrong Action Printer Not OperatingCause Cause Action Indicators Showing a ProblemPrinter Does Not Feed Receipt/Journal Paper Carriage and Paper Jams Slips, Forms, or Checks Not Feeding Properly Ribbon Tears or Frays More Quickly Than Expected Slips, Forms, or Checks Skew When Feeding into the PrinterSome Dots are Missing Overall Print is Light or Smudged Action Other Serious Problems Getting Service When Something Goes Wrong Interfaces Sending CommandsUsing DOS to Send Commands RS-232C Interface Protocols Using Basic to Send CommandsRS-232C Interface XON/XOFF Protocol Communication DTR/DSR Protocol RS-232C Interface ConnectorsRS-232C Communication Connector Pin Assignments Communication Pin Number Signal Communication Power Cable Connector Pin AssignmentsCash Drawer Connector Pin Assignments Direction Parallel Interface Parallel Interface ConnectorsParallel Communication Connector Pin Assignments Communication Setting Switches DIP Switch Settings for RS-232C Parameters DIP Switch Settings for Parallel Printers List of EFP9800 ESC/POS Commands Hexadecimal Command Name Code 3255 4073 RAM EFP9800 ESC/POS Command Descriptions Printer Function Commands Hexadecimal Decimal Ascii Hexadecimal Decimal Ascii Standard ModeLine Feed EFP9800 ESC/POS Commands Eject Slip Carriage Return EFP9800 ESC/POS Commands Cancel Print Data in Page Mode Set Right-Side Character Spacing Hexadecimal Decimal Print Mode Per Line 5 x Per Line 7 xSelect Print Modes Value of n in Hexadecimal EFP9800 ESC/POS Commands Per Line 5 x Per Line 7 x Print ModeSet Absolute Starting Position Value of n1 Value of n2 Set Line Spacing to Default Spacing Value of n EFP9800 ESC/POS Commands Set Line SpacingReturn Home EFP9800 ESC/POS Commands Select Peripheral Device Initialize Printer Value of n Value of k EFP9800 ESC/POS Commands Set Slip Eject LengthSet Horizontal Tab Positions EFP9800 ESC/POS Commands Print and Feed Paper EFP9800 ESC/POS Commands Select Page Mode Settings Not Used in Page Mode Select Print Direction in Page ModeCommand Set/Cancel Uni-Directional Printing Value of n Start Position Set Printing Area in Page Mode EFP9800 ESC/POS Commands EFP9800 ESC/POS Commands Set Relative Print Position Select Justification Bit Paper Type Select Print PapersPaper Type Status Select Papers For Setting Line Spacing Sensor Status Bit Sensor Set Slip Waiting Time EFP9800 ESC/POS Commands Enable/Disable Paper Feed ButtonPrint and Feed n Lines Value of n Value of m Generate PulseRelease Function Status EFP9800 ESC/POS Commands Select Head Energizing TimeSet Left Margin Bit Function Set Printable Area Width Value of n DefaultSet Fundamental Calculation Pitch Print Characteristics Commands Select/Cancel User-Defined Character Set EFP9800 ESC/POS Commands Define User-Defined Characters Value Each ui li defines data for a 9-pin column of data FE 10 10 10 FE Set/Cancel Underline EFP9800 ESC/POS Commands Cancel User-Defined Characters Set/Cancel Emphasized Mode EFP9800 ESC/POS Commands Set/Cancel Double-Strike Mode International Character Set EFP9800 ESC/POS Commands EFP9800 ESC/POS Commands Hexadecimal Set/Cancel Upside Down PrintingSelect Character Code Table Decimal Ascii Graphics Commands Select Bit Image Mode Value Range Description EFP9800 ESC/POS Commands Define Downloaded Bit Image Value of n1 Va Value of n1 x n2 Lue Print Downloaded Bit Image Max. Dots Printer Status CommandsHorizontal Direction Dot Density EFP9800 ESC/POS Commands Transmit Peripheral Device Status Bit EFP9800 ESC/POS Commands Transmit Paper Sensor Status Type ID from previous table n = Type ID Status Bit Function EFP9800 ESC/POS Commands Transmit Printer IDPrinter ID Specification Enable/Disable Automatic Status Back ASB Bits of n are defined as follows EFP9800 ESC/POS Commands Second Byte error information Error Status Bit Error Type Transmitted status is shown in the following tables Fourth Byte slip sensor information Slip Sensor Status Bit EFP9800 ESC/POS Commands Sent by printer EFP9800 ESC/POS Commands Transmit Status Bit Receipt/Journal Paper Out Switch Sensor Transmitted status is shown in the tables below Transmitted when there is not enough Real Time Commands Real Time Status Transmission DLE EOT = 1 Printer Status Bit Printer Function = 2 Offline Status Bit Description = 3 Error Status Bit Description = 5 Slip Paper Status Bit Slip Paper Function Real Time Request to Printer = 6 Validation Paper Status Bit Validation Paper Function EFP9800 ESC/POS Commands Select Pitch of HRI Characters Receipt Station Bar Code CommandsSelect Printing Position of HRI Characters Receipt Station Select Height of Bar Code Receipt Station EFP9800 ESC/POS Commands Print Bar Code Receipt Station Bar Code Length 1D 6B m dn 29 107 m dn Select Horizontal Size of Bar Code Receipt Station Codabar NW-7 Mode Overview EFP9800 ESC/POS Commands Limitations EFP9800 ESC/POS Commands Command Settings in Both Modes Processing the Data EFP9800 ESC/POS Commands EFP9800 ESC/POS Commands EFP9800 ESC/POS Commands Examples of Printing in Page Mode Your Name Here 09 Flash Memory Commands Copy Downloaded Object to Flash Memory ESC SOH Copy the Object from Flash Memory to External RAM Section Ithaca Peripherals Proprinter Emulation Commands List of Ithaca Peripherals Proprinter Emulation Commands 44 nl...nk Ithaca Peripherals Proprinter Emulation Commands Ithaca Peripherals Proprinter Emulation Command Descriptions Open Cash Drawer Horizontal Tab Vertical Tab Perform Validation Open Forms Compensation Assembly Clear Printer Set Fine Line Spacing n/72 Inch Set Line Spacing to 1/8 InchSet Fine Line Spacing n/216 Inch Set Form Length in Inches Set Form Length in Lines Fine Line Feed Print Characteristics Commands Maximum Characters/Line Set 17.2 Characters/InchOriginal Character Size Cancel Single Line Double-Wide Cancel Underlining Set 12 Characters/Inch Select Alternative Character SetSelect Character Set Code Set Enhanced Printing Cancel Emphasized PrintingCancel Enhanced Printing Set Subscript Cancel Subscript/SuperscriptCancel Double-Wide for Current Font Format of the Data Stream for Graphics Data Bit Print Wire Top Bottom Double-Density, Half-Speed Graphics Double-Density, Normal Speed Graphics ESC Y Bit Meaning Signifies Cash Drawer Status CommandsCash Drawer Status List of NCR 5021 Emulation Commands Hexadecimal Code 1B 5B 77 01 1B 5B 7A vv yy yy...yy 1B 5B 7F vv xx xx yy...yy NCR 5021 Emulation Command Descriptions NCR 5021 Printer Emulation Commands Reset Open NCR 5021 Printer Emulation Commands Close Read Slip Sensor NCR 5021 Printer Emulation Commands Reset Character RAMOpen Forms Compensation Assembly = slip sensor status Close Forms Compensation Assembly Reprint After Media Jam Value Value of yy NCR 5021 Printer Emulation Commands EchoWrite Device Control Memory Define a Character NCR 5021 Printer Emulation Commands Download a Character Ascii Set Interline Spacing NCR 5021 Printer Emulation Commands Cancel Double-WideSet Double-Wide Read Status Read Tallies 1B 5B ESC NCR 5021 Printer Emulation Commands Read and Clear Tallies NCR 5021 Printer Emulation Commands Section EF4270 Emulation Commands List of EF4270 Emulation Commands EF4270 Emulation Commands 1F c n n n 1F EF4270 Command Descriptions End of Text EF4270 Emulation Commands Line Feed EF4270 Emulation Commands Setup Parameters Parameter Setting EF4270 Emulation Commands Reset Printer Cash Drawer Document Validation EF4270 Emulation Commands Document Clamp OpenSelf Test Receipt/Journal Print Download EF4270 Emulation Commands Document Clamp CloseForm Eject Form Both Form-In Sensors EF4270 Emulation Commands SelectEither Form-In Sensor Busy Until Buffer Empty Print Speed EF4270 Emulation Commands Clamp DelayTime of Clamp Delay Buffered Validate Wait for Slip EF4270 Emulation Commands Buffer ClearRepeat Character Value of c Value of n Double-Wide Off EF4270 Emulation Commands Cancel Slip WaitingDouble-Wide Font EF4270 Emulation Commands Character Set Character Set EF4270 Emulation Commands Double-High Off EF4270 Emulation Commands Underline PrintUnderline Off Double-High Font EF4270 Emulation Commands Pitch Selection Pitch Upside-Down Print EF4270 Emulation Commands Upside-Down OffRotate Font 90 Degrees Clockwise or Cancel Rotated Print Value of n n Graphics Bit Number EF4270 Emulation Commands Graphics 5 Dot Dots Top to Bottom Bit Status 3 Bit ENQ ETX EF4270 Emulation Commands Status 6 Bit ESC ENQ EF4270 Emulation Commands Status 7 Bit Status-Firmware Section Flash Download Commands List of Flash Download Commands 1D FF Request Printer Identification Flash Download Command DescriptionsPut the Printer in Flash Download Mode Request Retransmission of Last Response Flash Download Commands Request Flash IdentifierSelect Sector to Download Check CRC Request Current Emulation Flash Download Commands Return Microprocessor CRCSet Emulation Emulation Flash Download Commands Write Eerom Switches Flash Download Commands Read Eerom switches GS VT Flash Download Commands Write Eerom Parameter Value of n Value of d Return CRC of Selected Flash Sector Flash Download Commands Read Eerom ParameterErase the Flash ROM Range of Count cl ch Flash Download Commands Erase Selected SectorDownload Sector Flash Download Commands Reboot the printer Flash Download Commands Define Parsing Format, Save in Nvram Micr CommandsRead Micr Data and Transmit Value of n hexadecimal Define Parsing Format, Do Not Save Permanently Micr Commands and Parsing Reread Micr DataMicr Parsing Variable Length Fields Examples of Variable Length Field Format SpecificationsParsing Parameter String Options Selector Comments Check Type One Digit Returned Micr Commands and Parsing Other ParametersError Number E One Digit Returned Status ESC w p 18 X a CR Sample Parsing FormatsESC w p 18 a CR ESC w p T 18 X a 04C CR Micr Commands and Parsing ESC w p 018 a CRESC w p 018 X a CR ESC w p K9 X T 18 X a 04C CR ESC w p T ’/ a ’/ C ’/ S CR Status Byte Value Micr Characters Check Serial Number Parsing the Check Serial Number Exceptions Exception Table Entry Format Loading the Exception Table Example Micr Commands and Parsing Example Maintaining the Exception Table 11-14 Receipt/Journal Station Printing SpecificationsSpeed and Print Modes Slip Station EFP9800 ESC/POS Includes Epson ESC/POS Emulation Character and Line SpecificationsSpecifications Ithaca Peripherals Proprinter Emulation Line Cell Size Width Margin Inch Columns NCR 5021 Emulation Serial Interface Units onlyEF4270 Emulation Inches mm Pitch Print Zones Receipt and Journal Print Zones Validation Print Zone Emulation Number of Validation Lines Form Location of First Line of Validation from Bottom of Form Micr Read Zone Slip Print Zone Dimensions Reliability Power RequirementsEnvironmental Requirements Character Sets Code Page 437 PC US Code Page 850 PC Multilingual Code Page 852 Eastern European Code Page 865 Nordic Languages