Epson FX-1050 Troubleshooting, Troubleshooting

Chapter 6

Troubleshooting

problems and Solutions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .6-2The printer does not print . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .6-2The printer stops printing . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6-2The printout is spaced incorrectly . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6-3The printout is faint or uneven . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6-3The printout is not what you expect . . . . . . . . . . . . . . . . . . . . . . . . . . 6-3Single sheets do not feed properly . . . . . . . . . . . . . . . . . . . . . . . . . . . 6-4

Continuous paper does not feed properly . . . . . . . . . . . . . . . . . . . . . 6-4Cut sheet feeder does not load paper correctly . . . . . . . . . . . . . . . . . 6-5

Data Dump Mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6-5

Troubleshooting

6-l

Contents

Page Page FCC COMPLIANCE STATEMENT FOR AMERICAN USERS Copyright © 1988 by Seiko Epson Corporation Nagano, Japan Table of Contents A-1 A-2 A-5 A-8 A-1 B-1 B-2 B-1 B-6 Introduction options Single-bincut sheet feeder Pull tractor unit Optional interface boards About This Guide If the printer does not operate properly or the printed results are not Conventions used in this guide Notes: contain important information and useful tips on the operation of your printer Introduction Setting Up the Printer Unpacking the Printer that Note: You’ll find the platen knob in a piece of the foam packing Setting Up the Printer Removing the protective materials Page Choosing a Place for the Printer WARNING: Assembling the Printer To assemble the printer, you need only do the following: •Install the platen knob •Install the ribbon cartridge slips onto the shaft Push knob case Installing the ribbon cartridge Page Page Attaching the paper guide Setting Testing the Printer Plugging in the printer Loading a sheet of paper Page Press the LOAD/EJECT Running the self test FX-850 the print head LOAD/ EJECT slightly different. For details, see the Part of a typical self test in NLQ mode is shown below: To end the self test, press the ON LINE the LOAD/EJECT Connecting the Printer to Your Computer Page attach Paper Handling Using Single Sheets To load a single sheet of paper follow these steps: single sheets 1.Turn on the printer 2.Push the paper release lever back to the single sheet position 4.Adjust the right edge guide to fit the size of the paper the PAPER OUT 7. Press the ON LINE button so that the ON LINE indicator lights up Reloading during printing ON LINE the first Once the ON LINE ON LINE to levers Page holes as shown below. Then close the sprocket covers Caution: paper, always make sure that the 11.Close the printer cover and turn on the printer Press so that Positioning your continuous paper supply Paper Handling Switching Between Continuous and Single Sheets Note: may not feed the paper back enough to reach a standby position. If the PAPER OUT light does not come on, press the LOAD/EJECT PAPER OUT Switching back to continuous paper Adjusting the Loading Position WARNING: always use the micro-adjustment have FORM FEED LINE FEED Each time you press the button, the paper moves 2/216 of an inch. If you hold the button down, the paper moves continuously in The short tear-offfunction operates as follows: The perforation at the end of the last printed page feeds to the 2.Tear off the page using the printer cover’s tear-offedge Then the FORM FEED off) Printing on Special Paper The paper thickness lever because Paper Type Lever Position Multi-partforms Labels behind use the FORM FEED WARNING: Never labels Labels backing and printer Therefore never shown sure that Using the Printer Operating the Control Panel Lights On when the power switch is on and power is supplied READY Buttons sheet the the next When the SelecType settings FONT CHARACTERS PER INCH Press this button to select the characters per inch (cpi). You can choose Other control panel features Setting the DIP Switches on the on DIP switch functions Description International character sets Country Default character set Zero character Character table The printouts below show which characters are printed in each table Italics Epson Extended Graphics Printer mode When International character set Page length When DIP switch 2-l is on, the page length is set to 12 inches. When 2-l Cut sheet feeder mode Skip over perforation the not Automatic line feed Using SelecType Character fonts The FX-850and FX-1050 have three built-incharacter fonts: have miniature cpi Roman printing If SelecType does not work Enhancing Your Printing Character size Another mode for headings and other special uses is double-high: Emphasized and double-strikeprinting Italic printing This sentence is in italics Underlining Superscripts and subscripts a v e r a g e = ( a 1 + a 2 + . . . . . . . + a n n Feature ASCII: Decimal: Hexadecimal: Consider these things when you use the Master Select command: •Proportional overrides 10 cpi, 12 cpi, and condensed Using Software and Graphics Using the FX with Application Programs Using printer selection menus one of Note: FX-1050 A quick test Using word processors Word some Using spreadsheets shows you Using graphics software many Computer-PrinterCommunication codes 16) Escape sequences Printer commands Using the Command Summary When on n = 0 Sending printer commands from within your software program Dot Graphics own on The print head Pin labels Graphics commands The graphics command format ESC LPRINT CHR$(27);"K";CHR$(n1);CHR$(n2); l00 LPRINT CHR$(27);"K";CHR$(40);CHR$(0); 200 FOR X=1 TO 40: LPRINT CHR$(74);: NEXT 100 WIDTH "LPTl: 130 LPRINT CHR$(27);"K";CHR$(l00)CHR$(0); 140FOR X = 1 to 150LPRINT CHR$(170);CHR$(85); 160NEXT X: LPRINT 180) one each Density varieties seven LPRINT CHR$(27);"?K";CHR$(4); Page each 100 WIDTH "LPT1: 110 LPRINT CHR$(27);"A";CHR$(7); 120 FOR ROW = 1 TO 150READ N 160LPRINT CHR$(N); enhance Defining your own characters 1.Plan your character 2.Run a program to test your work and calculate the required DATA numbers example, you can press the ( key to print As you l00 DIM F(9) 110 FOR I=1 TO 120 PRINT "WHICH ROWS HAVE DOTS IN COLUMN";I 130 INPUT R: IF R=0 THEN 150 IF R=0 THEN NEXT I ELSE GOT0 Running the program Enter For column 2 (the vertical line) press 7 Enter know want those shown Second definition program 90 FOR P=58 TO 63: LPRINT CHR$(P);" "': NEXT P 95 LPRINT 100 K=l: IF K>3 THEN A=58 ELSE A=60 150 LPRINT CHR$(128); 160 FOR X=1 TO 170 READ R FX prints Maintenance Cleaning the Printer WARNING: Replacing the Ribbon Page Page 8.Reattach the printer cover Transporting the Printer 2.Remove the paper guide, paper rest, and cut sheet feeder, if installed Page 6. Attach the left and right locking tabs 8.Attach the printer cover Troubleshooting Troubleshooting may Problems and Solutions The printer does not print contact The printout is spaced incorrectly AUTO FEED XT The printout is faint or uneven The ribbon may be worn out. See the section on replacing the ribbon in Chapter The printout is not what you expect may Single sheets do not feed properly The position o f The paper guide may not be installed properly. See Continuous paper does not feed properly Cut sheet feeder does not load paper correctly •The cut sheet feeder mode may not have been selected with the DIP switch •The cut sheet feeder may not be installed properly •The paper supply may not be loaded properly The paper may not be the type required for proper operation of the cut The chart below interprets the first line of codes: Using Printer Options The Cut Sheet Feeder Installation Page Setting the sheet feeder mode Recommended paper Paper: Paper loading To load paper, follow the steps below the right Page Envelope loading 3.Push down on the two front levers until they lock into position Using the cut sheet feeder Software operation Setting up your software feeding any Continuous settings Change page length from Change Control panel operation new sheet Testing the printer in the cut sheet feeder mode the LINE FEED WARNING: Never perform Switching from the cut sheet feeder to continuous paper front With the paper release lever foward To switch back to Single sheet insertion has a switch 1.Press the ON LINE button to take the printer off line 3.Press the LOAD/EJECT button to load the sheet The Pull Tractor shown DIP switch is set to on. See the section on setting DIP switches in Chapter 3.) Installation and use Remove Page Using Page Page Page When you are finished printing Using the pull tractor alone Removing the pull tractor shown below Interface Boards Choosing an interface on the Compatible interfaces FX-1050 Removing the upper case Page Page Page Page Installing the board FG wire not attached Page FG wire attached board DIP Attaching the upper case Caution: Take care not to pinch the FG wire between the upper and lower cases Close Page Command Summary A S C I I c o d e : S Hexadecimal: OF This code can be sent from a program by sending the code 15 directly ASCII code: LPRINT CHR$(27);CHR$(87);CHR$(l) Control key chart same programs do not use all these keys Hex DC4 Page Page 9-pin Epson (ESC/P) Commands Printer Operation Initialization ESC @ Initialize Printer Deselect Printer Speed ESC s Turn Half-SpeedMode On/Off The following values can be used for n: ESC U ESC EM Turn Cut Sheet Feeder Mode On/Off 4:Mode is turned ON 0:Mode is turned OFF The variables are the characters “0” (48 decimal) and “4” (52 decimal) Beeper Data Control CAN Vertical Motion Form feeding ESC C ESC N Set Skip Over Perforation The (l/6-inch) ESC O 7/72-inch Select n/216-inchLine Spacing ESC A Select n/72-inch Line Spacing ESC J Perform n/216-inchLine Feed Vertical tabbing A S C I I c o d e : V T Hexadecimal: OB ESC B ESC b ESC Horizontal Motion Margins Set Left Margin Format : ESC Q Print head movement ESC $ Set Absolute Print Position nl + (n2 X 256) nl + (n2 X 256). If the Page Overall Printing Style Select Near Letter Quality or Draft characters “0” ESC k ESC Select Print Size and Character Width ESC P cpi ESC M ESC p characters “1” can be Select Condensed Mode ESC SI ASCII code: ESC SI Hexadecimal: 1B OF Duplicates the SI command. This command is available in both draft ESC SO ESC W ESC w l19 Print Enhancement ESC E ASCII code: ESC E Decimal : 27 ESC F ESCH ESC S0 ESC S1 Comments: ESC Word Processing ESC a 0:Selects left justification 1:Selects centering 2:Selects right justification Character Sets ESC R Note: See Chapter 4 for sample programs and full information on this topic ESC & ESC : Copy ROM into RAM can Format: Cancel ESC Graphics Note: See Chapter 4 for sample graphics programs ESC K ESC L ESC Y ESC Z ESC Reassign Graphics Mode DCl, ESC U, BEL SI, ESC ESC G, ESC H, ESC SO DC1 code (FX-1050) 1 to l/6 Perform n/216-inchLine Feed l-3 Set Top of Form return number 1, not number ESC D Overall Printing Style Select Font 0:Draft quality 10 cpi font 1:Draft quality 12 cpi font 2:Near letter quality Sans Serif font Page ESC [@ Select E S C Character Sets ESC ESC^ Print One Character from Symbol Set the codes for c User-DefinedCharacters Technical Specifications Printer Specifications Printing Print speed: Printing direction: Characters: 96 standard ASCII character set (including italic characters) 13 international Paper feeding methods: MCBF: MTBF: Print head life: Voltage: Humidity: condensation) Shock: Storage: Vibration: A-6 Printing enabled/disabled signals and control conditions Interface timing The figure below shows the timing for the parallel interface Initialization Hardware initialization Software initialization Default Settings Reset to: Special printing effects A-9 Tables Proportional Width Table B-2 12/11 Tables Code CHR Width B-4 CHR Tables Character Tables Italic Character Table " 2 B R *: J Z j z Epson Extended Graphics Character Table Tables Glossary carriage return characters per inch (cpi) character set condensed continuous paper default DIP switches dot graphics A graphic design formed by patterns of dots dot matrix ESC (escape) ESC/P hexadecimal (hex) initialize interface micro-adjustment number systems hexadecimal and A, B, C, D, E, and pitch platen print quality (NLQ) proportional printing top of form position user-definedcharacters short tear-off Index Graphics, 4-8—19 Graphics mode command, 4-11—12 Indicator lights, 3-2—3Interface boards, 7-22—33 compatibility, 7-23 installation, 7-23—33specifications, A-5 Lights, 3-2—3 see Interface boards Index-3 Reader Comment Card FX-850/1050User’s Manual this Thank you EPSON EPSON Page Printer Operation/Data Control Vertical Motion/Horizontal Motion Page Commands IBM Emulation Mode Only DIP Switch Functions