Star Micronics LC-4511 User manual

DOT MATRIX PRINTER

LC- 4511

LC- 4521

TECHNICAL MANUAL

[SECOND 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.

INTRODUCTION

This manual describes the LC-4511,4521 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 : Mar. 1996

Second edition : Aug. 1997

CHAPTER 1

GENERAL SPECIFICATIONS

1. General Specifications..........................................................................................3

2. External Appearance and Composition ..............................................................6

3. Control Panel .........................................................................................................8

3-1. Switch Combination Functions ............................................................................. 8

3-2. EDS Mode Settings................................................................................................. 9

4. Parallel Interface..................................................................................................10

4-1. General Specifications ......................................................................................... 10

4-2. Connector Signals ................................................................................................ 10

5. Serial Interface (optional) ...................................................................................11

5-1. General Specifications ......................................................................................... 11

5-2. Connector Signal and Functional Descriptions (SPC-8K, IS-8H192)............... 12

5-3. DIP Switch Settings (SPC-8K, IS-8H192) ............................................................ 12

6. EE-PROM mode ...................................................................................................13

6-1. Outline ................................................................................................................... 13

6-2. Explanation of special control codes ................................................................. 13

6-3. EE-PROM MAP ...................................................................................................... 14

6-4. Rewriting the EE-PROM ....................................................................................... 17

– 3 –

GENERAL SPECIFICATIONS

1. General Specifications

Printing System Serial Impact Dot-Matrix

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

LC-4521 Pica (10 cpi) 300/120H (Normal) 100/360H

400/80H (HS)

Elite (12 cpi) 360/120H 120/360H

Semi-condensed(15 cpi(S)) 450/120H 150/360H

Semi-condensed(15 cpi(I)) 225/240H 150/360H

Condensed pica (17 cpi) 255/240H 170/360H

Condensed elite (20 cpi) 300/240H 198/360H

24cpi (I) 360/240H 238/360H

LC-4511 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 1112/360H

Condensed pica (17 cpi) 191/240H 127/360H

Condensed elite (20 cpi) 225/240H 149/360H

24cpi (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 (Normal Mode)

100 million dots/pin (Multi-Part Mode)

Line Spacing 1/6”, 1/8”,7/60”,n/180”,n/360”

7/72”, n/72”, n/216” : software

Character Matrix Pitch Draft LQ

LC-4521 Pica (10 cpi) 24 ×9H (Normal) 24 ×31H

24 ×7H (HS)

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 pica (20 cpi) 24 ×9H 24 ×16H

24cpi (I) 24 ×9H 24 ×14H

LC-4511 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

24cpi (I) 24 ×9H 24 ×14H

– 4 –

GENERAL SPECIFICATIONS

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% (non-condensing)

Storage humidity: 20% to 90% (non-condensing)

Paper Cut-sheet (manual feeding)

Paper width: 7” to 16.54” / 178 to 420 mm

Paper length: 5.5” to 14” / 140 to 356 mm

Paper thickness: 0.00276” to 0.00472” / 0.07 to 0.12 mm

Paper weight: 14 to 24 lbs. / 52 to 90 g/m2/ 45 to 77 kg

Cut-sheet (with optional automatic sheet feeder)

Paper size: B5, A4, LT, B4, A3, Legal

Paper thickness: 0.00315” to 0.00472” / 0.08 to 0.12 mm

Paper weight: 16 to 24 lbs. / 60 to 90 g/m2/ 52 to 77 kg

Hopper: 50 sheets of 64 g/m2

30 sheets of 80 g/m2

Stacker: 10 sheets

Fanfold (with push tractor feeder)

Paper width: 4” to 16.5” / 101.6 to 419 mm

Paper thickness: 0.00276” to 0.00433” / 0.07 to 0.11 mm (one-ply)

0.01378”/0.35 mm maximum (total thickness of multi-ply

paper, non-carbon)

Paper weight: 14 to 22 lbs. / 52 to 82 g/m2/ 45 to 70 kg (one-ply)

11 to 14 lbs. / 40 to 52 g/m2/ 34 to 45 kg (multi-ply)

Copies: Original + 1 or 2 (Normal Mode)

Original + 3 or 4 (Multi-Part Mode)

* Multi-Part Mode is recommended when using optional

pull tractor unit.

Fanfold (with optional pull tractor feeder)

Paper width: 4” to 16.0” / 101.6 to 406 mm

Paper thickness: 0.00276” to 0.00433” / 0.07 to 0.11 mm (one-ply)

0.01378”/0.35 mm maximum (total thickness of multi-ply

paper, non-carbon)

Paper weight: 14 to 22 lbs. / 52 to 82 g/m2/ 45 to 70 kg (one-ply)

11 to 14 lbs. / 40 to 52 g/m2/ 34 to 45 kg (multi-ply)

Copies: Original + 1 or 2 (Normal Mode)

Original + 3 or 4 (Multi-Part Mode)

Labels

Backing sheet: 4.5” to 16.5” / 114 to 419 mm

Thickness

Backing sheet: 0.00268” to 0.0035” / 0.07 to 0.09mm

Total: 0.0075” / 0.19mm max.

– 5 –

GENERAL SPECIFICATIONS

Emulation Standard Mode: EPSON ESC/P (24-pin)

NEC Graphic compatible

IBM Mode: Proprinter XL24E

Interface Standard: Centronics parallel

Option: RS-232C/RS-422 serial

Ribbon Type On-carriage, dedicated

Monochrome (Y24WH), Black only

Ribbon Life 2.5 million characters (Draft 10 cpi)

Power Supply 120V AC +10%/–17%, 230V AC +14%/–13%; 50/60Hz

(depending on country of purchase)

Power Consumption

LC-4521 14W during standby / 63W during ASCII draft printing

LC-4511 9W during standby / 45W during ASCII draft printing

Options PT-15HA Pull Tractor Unit

SF-15HA Single-Bin Automatic Sheet Feeder

IS-8H192 Serial Interface Unit

IS-32H768 Serial Interface Unit

SPC-8K Serial-To-Parallel Converter

Fig. 1-1 External dimensions

Weight : 19.2lbs/8.7kg

590mm

23.2"

355mm

13.9"

186mm

7.3"

– 6 –

GENERAL SPECIFICATIONS

2. External Appearance and Composition

Fig. 1-3 Rear view of the Printer

Fig. 1-2 Front view of the Printer

Paper guide

Front cover

Interface connector

Control panel

Mute cover

Release lever

Power switch

Platen knob

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