Page
LQ-800and LQ-1000Printers
User's Manual
FCC COMPLIANCE STATEMENT
FOR AMERICAN USERS
Copyright © 1985 by Seiko Epson Corporation
Nagano, Japan
Contents
Page
Graphics and User-DefinedCharacters
Graphics
Pin labels
Graphics Command
User-Defined
Own Characters
Appendixes
Figures
Page
Tables
Introduction
Using this manual
LQ-1000
compressed
Intro-2
Setting Up Your LQ Printer
Page
WARNING
Installing the paper feed knob
Selecting the Right Location
Use a grounded
•Keep your printer and computer away from base units for cordless telephones
Installing the Ribbon
Now you’re ready to install the ribbon
1. Manually move the print head to the middle of the platen
Page
Page
Replacing the ribbon
specifically
Loading Single-SheetPaper
first
Installing the single-sheetguide
spring, insert it into
Assembling the single-sheetguide
Figure 1-8.Installing the single-sheetguide
Loading the paper
Figure 1-9.Loading single-sheetpaper
Insert a single sheet of paper behind the platen as shown in Figure
5.Push the paper bail back against the paper, and the paper is ready
Caution
LINE FEED
FORM FEED
To ensure that your word processor and the LQ finish pages at the same point:
2.You now have three choices:
Compensate for the
Adjusting the paper thickness lever
Figure 1-10.Paper thickness lever
Turning On the Power
Page
6 Operating the Control Panel
off
FORM FEED/LETTER QUALITY
LINE FEED/DRAFT
7 Selecting the Letter Quality or Draft Mode
This is the Letter Quality style
The LQ gives you three ways to select either the Letter Quality or draft mode
Control
DIP
Connecting Your Printer to Your Computer
The parallel interface
Figure 1-14.Connecting a parallel interface cable
The serial interface
Printing Your First Document
qDid you remove the plastic tab that holds the print head in place
qIs the power source (power strip, etc.) turned ON
The Cut Sheet Feeder
Page
Note
stacker
Figure
Preparing the Paper for Loading
Loading Paper
Figure 2-6. Paper support and paper loading lever
Figure 2-7.Loading paper; adjusting the right paper guide
setting up your word processor for a cut sheet feeder
The following is an example of a typical conversion
To maintain 55 printed lines per page:
Cut sheet
Change Page Length from
Printing with the Cut Sheet Feeder
•The red PAPER OUT light goes out while there’s paper in the printer
•Printing begins
When the LQ finishes printing a document, you have three options
document-First
Caution
Page
Troubleshooting
ProblemRecommendation
Cut sheet feeder does not fit flush on the printer
Printer doesn’t print; cut sheet feeder doesn’t operate
Cut sheet feeder operates but doesn’t load paper
Maintenance
Page
The Tractor Unit
Installing the Tractor Unit
Page
Page
Page
Figure 3-8.Loading paper
Page
Figure 3-10. Top-of-pageposition
Setting the top-of-pageposition
Installing the paper separator and tractor cover
Page
Figure 3-12.Installing the tractor cover
Removing the Optional Tractor Unit
Using the LQ with Commercial Software
Epson printer
Draft printer
LQ Features
Letter Quality
High Speed Draft
Elite
Underlined
•LPRINT signals that information is to be sent to the printer
•The CHR$ (character string) function is used for numerical codes
•CHR$(27) is the ESCape code
Demonstration Programs
Running BASIC programs
10 LPRINT "BASIC programs for the
20 LPRINT CHR$(76)CHR$(81)CHR$(45);
25 LPRINT CHR$(56)CHR$(48)CHR$(48);
30 LPRINT " and LQ-1000
40 LPRINT "W1 "CHR$(87)CHR$(49)
40 FOR X=65 TO
50 LPRINT CHR$(X);
60 NEXT X: LPRINT: LPRINT
20 LPRINT CHR$(27)"M";
20 LPRINT CHR$(27)"g";
ABCDEFGHIJKLMNOPQRSTUVWXYZ[\]ˆ'abcdefghi
Disabling a program’s reset code
NEW
10 LPRINT CHR$(27)"x0";
20 LPRINT "This is draft
30 LPRINT CHR$(27)"x1";
40 LPRINT "This is Letter Quality
10 LPRINT "This is standard pica
20 LPRINT CHR$(27)"W1";"Double-widthpica
30 LPRINT "Still double-width
CHR$(27)"W0";
30 LPRINT CHR$(27)"M";"Double-widthelite
This is condensed pica
This is condensed elite
Table 5-1. LQ character widths
A B
C D e f g h
10 LPRINT "This is standard printing
20 LPRINT CHR$(27)"E";
30 LPRINT "This is emphasized printing
100 LPRINT CHR$(27)"@
20 LPRINT CHR$(27)"G";
10 LPRINT "This is not underlined.”
20 LPRINT CHR$(27)"-1";
30 LPRINT "This text is underlined
10 LPRINT CHR$(27)"p1
20 LPRINT "Proportional mode is on
underline
italic64 double-width 32 double-strike
emphasized
condensed
proportional
10 INPUT "Master Select number";M
20 LPRINT CHR$(27)"!"CHR$(M)
30 LPRINT "This sample uses
40 LPRINT "Master Select number";M
50 LPRINT CHR$(27)"@
10 LPRINT "The formula for water is H";
20 LPRINT CHR$(27)"S1";"2"CHR$(27)"T";
CHR$(27)"@
LPRINT CHR$(27)"R"CHR$(n)
LPRINT CHR$(27)"R"CHR$(1)
Page
10 LPRINT CHR$(27)"1"CHR$(l0);
20 LPRINT CHR$(27)"Q"CHR$(70);
10 LPRINT CHR$(27)"N"CHR$(6);
Half-speedMode
Printing to the End of the Page
Graphics and User-DefinedCharacters
I n c o m e B r e a k d o w n
The print head
Dot patterns
Eight-pingraphics
Twenty-four-pingraphics
Pin labels
Figure 6-1. Pin numbering system
Figure 6-2.Calculations for pin patterns
Graphics Command
CHR$(170);
50 NEXT
Using hand-calculateddata to print graphics
Figure 6-3.Pattern on grid
Figure 6-4.Data layout for 24-pingraphics
10 WIDTH "LPT1:",255
40 READ N
50 LPRINT CHR$(N);
60 NEXT
70 LPRINT
LPRINT CHR$(27)"?";"K"CHR$(4)
User-DefinedCharacters
Design grids
Figure 6-5.Design grids
Defining Your Own Characters
Figure 6-6. User-definedcharacter
Data numbers
The bits within each byte have values of 1, 2, 4, 8, 16, 32, 64, and
Sending information to the LQ
ESCape “&” 0 nl n2 d0 dl d2 data
n2
n2
n2
(d0-d2)
10 LPRINT CHR$(27)"x0
20 LPRINT CHR$(27)"&"CHR$(0);
30 LPRINT "@@";
40 LPRINT CHR$(1)CHR$(9)CHR$(l);
50 FOR I=1 TO
ESCape “%” n
100in the program above
Copying ROM to RAM
ESCape “:“ 0 0
Letter Quality characters
Proportional mode characters
Superscripts and subscripts
Table 6-4.Super/subscript widths
d0 + dl + d2
Figure 6-8.Grids for super/subscript characters
Mixing print styles
Page
The DIP Switches
Page
Table A-1.DIP switch panel
Table A-2. DIP switch panel
A-4
Table A-3.International DIP switch settings
Table A-4.Interface selection
Table A-5.Baud rate selection
= Factory setting when delivered
A-5
The LQ Character Set
and ASCII Table
B-2
11775 u
11977 w
12179 Y
DEL
SOH
B-4
Installing the Option Cartridge
The Identity Module
The Font Module
Using the Option Cartridges
identity module
C-4
Troubleshooting and Maintenance
Problem
Recommendation
D-2
D-3
Beeper Error Warnings
Hex Dump Mode
D-4
FOR X=70 TO
LPRINT CHR$(X): NEXT
LPRINT "Sample text
l0 FOR X=0 TO
20 LPRINT CHR$(X);
30 NEXT
WIDTH "LPT1:",255
OPEN "LPTl:" AS #l
PRINT #1, "Now I can print anything
OPEN "LPTl:" AS #l : WIDTH #l
WIDTH LPRINT
Page
Page
Widths of the
Proportional Characters
Table E-1.Proportional character widths (continued)
E-3
Page
The Parallel and Serial Interfaces
Table F-1.Pins and signals (continued)
14 —
Signal
Direc
tion
OUT
Figure F-1 shows the timing for the parallel interface
Figure F-1.Parallel interface timing
DC1 and DC3 codes are enabled only when SW
F-4
Serial Interface
Choosing and Setting Up
Optional Interfaces
Internally Mounted Interface Cards
Removing and replacing the printer case
3.Remove the ribbon cartridge
G-2
Figure G-1.Removing the upper case
G-3
Figure G-2.Removing the control panel
7. Slip the control panel through the case and set the case to one side
G-4
Installing an Interface Board
Figure G-4.Interface board mounted on main circuit board
Altering Serial Interface Settings
G-6
switch
Table G-3.Baud rate settings for
OFF
Table G-5.Parity check settings for
Table G-6.Parity check settings for
G-8
Technical Specifications
Paper
LQ-800
LQ-1000
Printer
Print head life . . . . . . . . . . . 200 million strokes
Dimensions and weight
3.8 in
Width (with paper
Page
Command Summary
Commands in Numerical Order
The following list shows the control codes and ESCape sequences
that the LQ uses along with their decimal values
BEL
14s o Select Double-WidthMode (one line)
Page
Decimal:LPRINT CHR$(27) CHR$(81) CHR$(60)
Hex:LPRINT CHR$(&H1B) CHR$(&H51) CHR$(&H3C)
Decimal with quotes: LPRINT CHR$(27) "Q" CHR$(60)
Print Quality
Character
Width
Select Condensed Mode
ESC SI
DC2
Cancel Condensed Mode
CTRL R
ESC SO
DC4
Cancel Double-WidthMode (one line)
DC4
CTRL T
ESC W
Page
ESC G
Select Double-StrikeMode
ESC H
Cancel Double-StrikeMode
1 B
Page
ESC R
Select an International Character Set
ESC Q
Set Right Margin
ESC N
Select Skip-Over-Perforation
ESC O
Cancel Skip-Over-Perforation
Cancels the mode selected by ESC N. Use the letter “O,” not the number
Page
ESC J
Immediate n/180-inchLine Feed
ESC A
Select n/60-inchLine Spacing
ESC C
ESC CO
ESC D
Set Horizontal Tabs
ESC e
Set Relative Tabs
ASCII code: VT
ESC B
ESC
ESC b
(c)
( c )
ESC p
ESC (space)
Select Character Space
ESC $
Select Absolute Horizontal Tab
ESC
ESC a
ESC f
Set Print Position
(m)
ESC K
Select
ESC L
Select Double-DensityGraphics Mode
ESC Y Select High-Speed Double-DensityGraphics Mode
ESC Y
ESC Z
Select Quadruple-DensityGraphics Mode
ESC
Select Graphics Mode
(m)
(n1)
(n2)
ESC
Reassign Graphics Mode
(s)
O-6
32, 33, 38, 39
Note: See Chapter 6 for sample programs and further information
ESC &
Define
User-Defined
Characters
MSB Control
ESC #
MSB Control Sequence Cancel
ESC = (equal)
MSB = 0 Setting
is ON, the LQ will add a line feed to the
DC1
Select Printer
DC3
Deselect Printer
DC3
ESC EM
Cut Sheet Feeder Control
ESC
Select Unidirectional Mode (one line)
ESC @
ESC U
INDEX
A-1
-A-6
DRAFT
Index-2
Index-3
Index-4
Page
Index-6
Index-7
Page
Page
Page
Table 1. DIP switch panel
Switch No
Function
See Table
Select input buffer capacity
7KB
EPSON AMERICA, INC
LIMITED WARRANTY