Epson Apex-80 122

Figure C-1.

Releasing the print head lock levers

6.Lift the print head from its position and carefully disconnect the flat cable from the print head, as shown in Figure C-2.

Problem Solving and Maintenance

C - 1 1

Contents

Page Page Contents Using the Apex80 with Application Programs SelecType Contents Apex80 Printer Features User-definedCharacters Introduction to Dot Graphics Character Tables Problem Solving and Maintenance Defaults and DIP Switches Choosing and Setting Up Optional Interfaces Technical Specifications Index Introduction Apex80 Features Introduction About This Manual Where to Get Help Setting Up Selecting a Place for the Printer Installing the Paper Feed Knob Installing the Ribbon Caution Page Replacing the Ribbon Plugging in the Printer Installing the tractor unit Setting UP Page Loading continuous-feedpaper Page Installing the paper guide Page Setting top of form steps: ON/OFF LINE FORM FEED Note Using Single-sheetPaper Installing the paper guide Automatic paper loading AUTO LOAD ON/OFF LINE DRAFT/LINE FEED Reloading during printing Printing multi-partforms and copies Operating the Control Panel Indicator lights POWER READY PAPER OUT ON/OFF LINE NLQ/FORM FEED DRAFT/LINE FEED Performing self test DRAFT D R A F T N L Q Connecting the Apex80 to Your Computer Page Using the Apex80 with Application Programs A quick test Computer - Printer Communication Naming and using commands Word Processors Spreadsheets Installation and column width Printer commands Graphics Programs Programming Languages Sending printer commands with BASIC Using SelecType SelecType Operation Turning SelecType on Selecting typestyles LINE FEED Table 3-1.SelecType modes ON/OFFLINE SelecType Tips Page Apex80 Printer Features Print Size and Character Width Pitches Double-wideand condensed Special Effects and Emphasis This is emphasized NLQ printing Using Different Character Sets F i n a n c e S a l e s Italics give emphasis to words They are an attractive alternative style Page Layout and Other Commands Defining Your Own Characters Designing Process First definition program Running the program Enter Enter Page Defining NLQ Characters NLQ grid Page Page First NLQ definition program YOUR CHARACTER IN PICA: IN DOUBLE-WIDEEMPHASIZED PICA: Second NLQ definition program Page Introduction to Dot Graphics The Print Head Dot patterns Pin Labels Graphics Commands the The graphics command format Column reservation numbers Graphics data Simple Graphics Programming 40: BASIC WIDTH statements Printing taller patterns Density Varieties Reassigning a graphics mode Designing Your Own Graphics Page Page Command Summary A-2 Control key chart Dec Hex Control Key Commands in Numerical Order Command Summary A-5 ASCII Dec A Printer Operation Initialization ESC @ Initialize Printer Format: Speed ESCs Turn Half-speedMode On/Off Printing direction ESC Disable Paper-outSensor Enable Paper-outSensor ESC EM Turn Cut Sheet Feeder Mode On/Off Beeper BEL Carriage Return Cancel Line DEL Delete Character Vertical/Horizontal Motion Form feeding Form Feed Set Page Length in Inches ESC N Set Skip-over-perforation ESC O Cancel Skipover-perforation Line feeding Line Feed Select 1/8-inchLine Spacing ESC l Select 7/72-inchLine Spacing Select 1/6-inchLine Spacing Select n/216-inchLine Spacing ESC A Select n/72-inchLine Spacing ESC J Vertical tabbing Tab Vertically ESC B Set Vertical Tabs ESC b Set Vertical Tabs in Channels ESC Select Vertical Tab Channel Margins ESC Q Set Right Margin Print head movement Backspace ESC e ESC f Horizontal/Vertical Skip Horizontal tabbing HTTab Horizontally ESC D Select NLQ or Draft ESC k Select NLQ Font ESC Master Select Select Pica Pitch ESC M Select Elite Pitch Select Condensed Mode ESC SI DC2 SOSelect Double-wideMode (one line) Select Double-wideMode (one line) DC4Cancel Double-wideMode (one line) ESC W Select Emphasized Mode ESC F Cancel Emphasized Mode ESC G ESC H Cancel Double-strikeMode ESC S O Select Superscript Mode Select Subscript Mode ESC T Cancel Superscript/Subscript Turn Underlining Mode On/Off ESC a NLQ Justification Select Character Table Select Italic Mode Cancel Italic Mode ESC R Select an International Character Set Printable Code Area Expansion Cancel ESC Define User-definedCharacters Copy ROM into RAM Select User-definedSet ESC K ESC L Select Double-densityGraphics Mode ESC Y Select High-speed Double-densityGraphics Mode Select Quadruple-densityGraphics Mode Select Graphics Mode Reassign Graphics Mode ESC” Select 9-PinGraphics Mode Character Tables Decimal Character ASCII name NUL BEL Page Italic set B-4 Page Page Page International Character Sets B-8 Problem Solving and Maintenance C-2 c-3 Beeper Error Warnings Data Dump Mode C-4 C-5 Coding Solutions C-6 Solutions for Specific Systems Applesoft BASIC solutions Problem Solving and Maintenance C-7 RETURN Maintaining Your Printer C-9 The print head Replacing the print head C - 1O Page C - 1 C - 1 Defaults and DIP Switches DIP Switch Settings Note Switch number Action when ON D-3 D-4 Choosing and Setting Up Optional Interfaces Compatible Interfaces Choosing an Interface IEEE-488and Apple interfaces Installing an Interface WARNING E-2 E-3 E-4 Inserting the interface board E-5 E-6 E-7 Serial Interface Settings E-8 Technical Specifications Mechanical Electrical F-2 Environment Parallel Interface Signal Return Direc Notes: F-4 Data Transfer Sequence Interface timing Printing enabled/disabled signals and control conditions On Line DC1/DC3 ERROR Printing SLCT IN Index FORM FEED NLQ/Form Feed button ON LINE ON/OFF LINE button LINE FEED Index-3 Page Commands by Function Printer operation Overall printing style Character sets Data control when OFF Character set O N