Star Micronics SP320S series User manual

DOT MATRIX PRINTER
SP320S SERIES
TECHNICALMANUAL
[SECOND EDITION]

NOTICE
•All rights reserved. Reproduction of any part of this manual in any form whatsoever, without
STAR’s express permission is forbidden.
•The contents of this manual are subject to change without notice.
•Alleffortshavebeenmadetoensuretheaccuracyofthecontentsofthismanualatthetimeofgoing
to press. However, should any errors be detected, STAR would greatly appreciate being informed
of them.
•The above notwithstanding, STAR can assume no responsibility for any errors in this manual.
© Copyright 1993 Star Micronics Co.,Ltd.
CONTENTS
Chapter 1 General Specifications
Chapter 2 Theory of Operation
Chapter 3 Adjustments
Chapter 4 Parts Replacement
Chapter 5 Maintenance and Lubrication
Chapter 6 Parts List
•First edition: March 1993
•Second edition: March 1997
1
2
3
4
5
6

GENERAL DESCRIPTION
1-3
CHAPTER 1
GENERAL DESCRIPTION
1.1 General description............................................................................................1-1
1.2 Model name notation .........................................................................................1-1
1.3 Instructions apply models.................................................................................1-2
1

GENERAL DESCRIPTION
1-1
1.1 General description
This manual describes the SP320S series dot matrix printers listed in section 1.3.
The manual includes sections on principles of operation, adjustments, part replacement, maintenance and lubrication
as well as a list of parts. This manual has been prepared for use by a maintenance staff carrying out regular inspections
or repairs when abnormalities occur. This manual has been prepared for maintenance staff operating in the field
and not for ordinary users.
1.2 Model name notation
SP3 2 1 S D 28 120
Voltage
120 : AC120V
220 : AC220V
240 : AC240V
No. of print columns
28:28columns(SP321SANK,at12.2CPI)
40:40columns(SP322SANK,at15.4CPI)
35:35columns(SP323SANK,at15.3CPI)
Interface
D : Serial interface (RS-232C)
C : Parallel interface
Papaer feed
S : Sprocket
Mechanism
1 : 28 columns (ANK, at 12.2CPI)
2 : 40 columns (ANK, at 15.4CPI)
3 : 35 columns (ANK, at 15.3CPI)
Printer type
2 : MP320 Series
SP300 Series printer

GENERAL DESCRIPTION
1-2
1.3 Instructions apply models
Serial interface Parallel interface
SP321SD28-120 SP321SC28-120
SP321SD28-220 SP321SC28-220
SP321SD28-230 SP321SC28-230
SP321SD28-240 SP321SC28-240
SP322SD40-120 SP322SC40-120
SP322SD40-220 SP322SC40-220
SP322SD40-230 SP322SC40-230
SP322SD40-240 SP322SC40-240
SP323SD35-120 SP322SC35-120
SP323SD35-220 SP323SC35-220
SP323SD35-230 SP323SC35-230
SP323SD35-240 SP323SC35-240