Star Micronics LC-7211 User manual

DOT MATRIX PRINTER

LC-7211

TECHNICAL MANUAL

[THIRDEDITION]

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.

INTRODUCTION

This manual is an introduction to the LC-7211.

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 : Dec. 1995

Second edition : Aug. 1996

Third edition : Aug. 1997

CHAPTER 1

GENERAL SPECIFICATIONS

1. General Specifications..........................................................................................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 MAP ...................................................................................................... 13

6-4. Rewriting the EE-PROM ....................................................................................... 16

– 3 –

1. General Specifications

Printing System Serial Impact Dot-Matrix

Printing Speed Pitch Draft(cps/dpi) NLQ(cps/dpi)

Pice (10cpi) 225/120H 56/240H

Elite (12cpi) 270/120H 67/240H

Condensed pica (17cpi) 191/240H 95/240H

Condensed elite (20cpi) 225/240H 112/240H

H:half-dot

Print Direction Draft: Bi-directional logic seeking

NLQ: Uni-directional/bi-directional logic seeking (selectable)

Bit-Image: Uni-directional/bi-directional logic seeking (selectable)

Print Head Number of pins: 9

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"

7/72", n/72", n/216": software

Character Matrix Pitch Draft NLQ

Pica (10cpi) 9×11 18×23

Elite (12cpi) 9×918×19

Condensed Pica (17cpi) 9×11 18×12

Coodensed elite (20cpi) 9×918×10

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 305mm

Paper length: 5.5" to 11"/ 140 to 280mm

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: 0.020" / 0.5mm

Copies: Original + 6

Fanfold

Paper width: 4.5" to 12" / 114 to 305mm

Paper weight (1-ply): 14 to 22 lbs / 52 to 81 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: 0.02" / 0.5mm

Copies: Original + 6

– 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 (9-pin)

IBM Mode: Proprinter III

Interface Standard: Centronics parallel

Option: RS-232C serial

Ribbon Type On-carriage, dedicated

Fabric monochrome ribbon (Black only)

Z9HD: Standard type

LZ9: Long life type (option)

Ribbon Life Z9HD: 2 million characters (ASCII draft)

LZ9: 4 million 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

31W during ASCII draft printing

Options SPC-8K Serial-To-Parallel Converter

Fig. 1-1 External dimensions

525mm

20.67”

370mm

14.57”

230mm

9.06”

Weight 16.1lbs/7.3kg

– 5 –

2. External Appearance and Composition

Fig. 1-3 Rear view of the Printer

Fig. 1-2 Front view of the Printer

Front cover

Platen knob

Interface connector

Control panel



Power switch

Paper guide

Adjustment lever

Release laber

– 6 –

Fig. 1-5 Diagram of internal layout

Fig. 1-4 Front cover removed

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