Star Micronics LC-8211 User manual

DOT MATRIX PRINTER
LC-8211
TECHNICAL MANUAL
[THIRD EDITION]

NOTICE
•Allrightsreserved.Reproductionofanypartofthismanualinany
form whatsoever, without STAR’s express permission is forbid-
den.
•The contents of this manual are subject to change without notice.
•All efforts have been made to ensure the accuracy of the contents
of this manual at the time of going to press. However, should any
errors be detected, STAR would greatly appreciate being in-
formed of them.
•The above notwithstanding, STAR can assume no responsibility
for any errors in this manual.
© Copyright 1996 Star Micronics Co.,Ltd.

INTRODUCTION
This manual describes the LC-8211 dot matrix printer.
Itisdesignedforuseasareferenceforperiodicinspectionsandmaintenanceprocedurestobeexecutedby
servicepersonnel.Itisnotintendedforthegeneraluser.Usersofthismanualshouldhaveabasicknowledge
and understanding of the English language.
•This manual is divided into the following sections:
Chapter 1 General Specifications
Chapter 2 Theory of Operation
Chapter 3 Adjustments
Chapter 4 Parts Replacement
Chapter 5 Maintenance and Lubrication
Chapter 6 Troubleshooting
Chapter 7 Parts List
•First edition : Feb. 1996
Second edition : Feb. 1996
Third edition : Aug. 1997
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CHAPTER 1
GENERAL SPECIFICATIONS
1. General Spaecifications........................................................................................3
2. External Appearance and Composition ..............................................................5
3. Control Panel .........................................................................................................7
3-1. Switch Combination Functions ............................................................................. 7
3-2. EDS Mode Settings................................................................................................. 8
4. Parallel Interface....................................................................................................9
4-1. General Specifications ........................................................................................... 9
4-2. Connector Signals .................................................................................................. 9
5. Serial Interface (optional) ...................................................................................10
5-1. General Specifications ......................................................................................... 10
5-2. Connector Signals and Functional Descriptions............................................... 10
5-3. DIP Switch Settings .............................................................................................. 11
6. EE-PROM Mode ...................................................................................................12
6-1. Outline ................................................................................................................... 12
6-2. Explanation of Special Control Codes................................................................ 12
6-3. EE-PROM MP......................................................................................................... 13
6-4. Rewriting the EE-PROM ....................................................................................... 16
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– 2 –
GENERAL SPECIFICATIONS

– 3 –
GENERAL SPECIFICATIONS
Printing System Serial Impact Dot-Matrix
Printing Speed Pitch Draft (cps/dpi) LQ (cps/dpi)
Pica (10 cpi) 225/120H 75/360H
Elite (12 cpi) 270/120H 90/360H
Semi-condensed (15 cpi (S)) 337/120H 112/360H
Semi-condensed (15 cpi (I)) 168/240H 112/360H
Condensed pica (17 cpi) 191/240H 127/360H
Condensed elite (20 cpi) 225/240H 149/360H
24 cpi (I) 270/240H 178/360H
H: half-dot
(S): Standard mode only
(I): IBM mode only
Print Direction Draft: Bi-directional logic seeking
LQ: Bi-directional logic seeking
Bit-Image: Uni-directional/bi-directional logic seeking (selectable)
Print Head Number of pins: 24
Life: 200 million dots/pin (adjustment lever position 1 to 3)
100 million dots/pin (adjustment lever position 4 to 8)
Line Spacing 1/6”, 1/8”
7/60”, 7/72”, n/72”, n/180”, n/216”, n/360”: software
Character Matrix Pitch Draft LQ
Pica (10 cpi) 24 ×9H 24 ×31H
Elite (12 cpi) 24 ×9H 24 ×27H
Semi-condensed (15 cpi(S)) 16 ×7H 16 ×21H
Semi-condensed (15 cpi(I)) 24 ×9H 24 ×16H
Condensed pica (17 cpi) 24 ×9H 24 ×16H
Condensed elite (20 cpi) 24 ×9H 24 ×16H
24 cpi (I) 24 ×9H 24 ×14H
H: half-dot
(S): Standard mode only
(I): IBM mode only
Environment Operating temperature: 41˚F to 95˚F (5˚C to 35˚C)
Storage temperature: -22˚F to 149˚F (-30˚C to 65˚C)
Operating humidity: 30% to 80% (noncondensing)
Storage humidity: 20% to 90% (noncondensing)
Paper Cut-sheet
Paper width: 5.5” to 12” / 140 to 305 mm
Paper length: 5.5” to 11” / 140 to 280 mm
Paper weight (1-ply): 14 to 42 lbs / 52 to 156 g/m2/ 45 to 135 kg
Multi-part: 11 to 14 lbs / 40 to 52 g/m2/ 34 to 45 kg; pressure
sensitive paper
Total thickness: 0.014”/0.35mm
Copies: Original + 4
1. General Specifications

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GENERAL SPECIFICATIONS
Fig. 1-1 External dimensions
Fanfold
Paper width: 4.5” to 12” / 114 to 305mm
Paper weight (1-ply): 14 to 22 lbs / 52 to 82 g/m2/ 45 to 70 kg
Multi-part: 11 to 14 lbs / 40 to 52 g/m2/ 34 to 45 kg; pressure
sensitive paper
Total thickness: 0.014” / 0.35mm
Copies: Original + 4
Labels
Backing sheet: 4.5” to 12” / 114 to 305mm
Thickness:
Backing sheet 0.0028” to 0.0035” / 0.07 to 0.09mm
Total thickness 0.0075” / 0.19mm max.
Envelope
#10 9.4” ×4.1” / 240 ×104mm
Emulation Standard Mode: EPSON ESC/P (24-pin)
NEC Graphic Compatible
IBM Mode: Proprinter XL24E
Interface Standard: Centronics parallel
Option: RS-232C serial
Ribbon Type On-carriage, dedicated
Monochrome: Black only
Z24HD (Standard)
LZ24HD (Option)
Ribbon Life Z24HD: 2million characters (ASCII Draft)
LZ24HD: 4million characters (ASCII Draft)
Power Supply 120V AC +10%/-17%, 230V AC +14%/-13%; 50/60Hz (depending on country of
purchase)
Power Consumption 10W during stand-by
42W during ASCII draft printing
Options SPC-8K Serial-To-Parallel Converter

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GENERAL SPECIFICATIONS
2. External Appearance and Composition
Fig. 1-3 Rear view of the Printer
Fig. 1-2 Front view of the Printer

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GENERAL SPECIFICATIONS
Fig. 1-5 Diagram of internal layout
Fig. 1-4 Front cover removed