Star Micronics TSP400 Series User manual

THERMAL PRINTER
TSP400 Series
TECHNICAL MANUAL
[THIRD 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.
•Alleffortshavebeenmadetoensuretheaccuracyofthecontentsofthismanualatthetime
of going 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 1994 Star Micronics Co., LTD.

INTRODUCTION
This manual is intended as a reference for maintenance personnel carrying out periodic maintenance or repair
in the field. It is not intended for general users.
•This manual is comprised of the following chapters.
Chapter 1 Specifications and Operation
Chapter 2 Theory of Operation
Chapter 3 Parts Replacement and Related Adjustments
Chapter 4 Maintenance and Lubrication
Chapter 5 Parts Lists
•First edition : Dec. 1994
Second edition : Jul. 1995
Third edition : March 1997
■Model Name
TSP 4 1 2 D — 120
Voltage
120 : 120VAC
220 : 220VAC
240 : 240VAC
Interface
D: RS232C
K: RS422A
C: Parallel
None: Without interface
Mechanism type
2: 40 columns
Printer type
1: Standard
4: With autocutter
TSP400-series thermal printer
1
2
3
4
5

CHAPTER 1
SPECIFICATIONS AND OPERATION
1. General Specifications .........................................................................................3
2. External Appearance and Internal Configuration .............................................. 4
3. DIP-Switch Settings ..............................................................................................5
4. Print-Density Adjustment .....................................................................................8
5. Sensor Adjustment ...............................................................................................9
6. Setting Memory Switches from the Control Panel........................................... 11
7. Test Print..............................................................................................................12
8. HEX Dump............................................................................................................ 12
9. Page/Line Mode Switch ...................................................................................... 13
10. Exposing the Peripheral Unit Connector .......................................................... 14
11. Changing the Interface Board............................................................................ 15
1

– 2 –
SPECIFICATIONS AND OPERATION

– 3 –
SPECIFICATIONS AND OPERATION
1. General Specifications
Printing method Line thermal direct
Resolution 8 dots/mm (H) ×8 dots/mm (V)
Printable width 75 mm in Line Mode; 80 mm in Page Mode
Printing speeds 50 mm/sec and 25 mm/sec
Printable characters 1Page mode: ANK, International
2Line mode: ANK, International, Special, Block graphic, IBM
special, IBM block graphic, Kanji
NOTE: ANK is comprised of ASCII characters and katakana
Character matrixes 1Page mode
Small 8×16
Standard 16×24
Wide 24×32
OCR-B 16×24
2Line mode
Kanji 24×24 (12×24)
IBM block graphic 12×24 or 12×32
All others 12×24
Paper
Recommended brands TF50KS-E, TF62KS-E (Nippon Paper Industries)
KP50-HEAEX (New Oji Paper Co., Ltd.)
Width 82 mm (3.25 inches)
Thickness 60 to 150 µm
Roll diameters External 115 mm max.
Internal 25.4 mm (1 inch)
Interface RS232C, RS422A, or Parallel
Dimensions and weight Width 178 mm (TSP412D) 178 mm (TSP442D)
Depth 226 mm (TSP412D) 244 mm (TSP442D)
Height 256 mm (TSP412D) 256 mm (TSP442D)
Weight 3.4 kg (TSP412D) 3.7 kg (TSP442D)
Power supply 120VAC, 220VAC, 240VAC
Ambient conditions Operating 5˚C to 40˚C; 25%RH to 85%RH
Nonoperating -20˚C to 60˚C; 10%RH to 90%RH
Autocutter Lifetime 300,000 cuts (if paper debris is cleared)
Minimum cut length 25.4 mm (1 inch)
Fig. 1-1 External Dimensions
(TSP442)
(TSP412)
178mm
178mm
226mm
244mm
256mm
3.7kg
3.4kg
256mm

– 4 –
SPECIFICATIONS AND OPERATION
2. External Appearance and Internal Configuration
Fig. 1-2 Internal Configuration (TSP412D)
Control Panel
Interface connector
CONNECTOR COVER
(Peripheral unit connector)
Printer cover
Power cord
Power switch
Interface cover

– 5 –
SPECIFICATIONS AND OPERATION
3. DIP-Switch Settings
DIP switches are located on the interface PCB. The number of switches depends on the interface type.
(1) Setting the DIP Switches
Fig. 1-3 DIP-Switch Settings
1Remove the screw holding the ROM cover in place. (The screw is located at the base of the paper-roll holder.)
2Remove the ROM cover, exposing the main and interface PCBs.

– 6 –
SPECIFICATIONS AND OPERATION
Fig. 1-4 Main and interface PCBs
3Set the DIP switches on the interface PCB.
2. DIP-switch values
1RS232C interface
This board has a single 8-bit DIP switch. Switch settings are as follows.
Switch Setting ON OFF
1-1 Baud
1-2
1-3 Handshaking DTR XON/XOFF
1-4 Data length 8 bits 7 bits
1-5 Parity use No parity Parity used
1-6 Parity type Odd Even
1-7 DC1/DC3 Ineffective Effective
1-8 Status of printer power
* All of these are set to ON before the printer is shipped from the factory.
Opening under ROM cover
EPROM
VP4 (Black-mark sensor) VR1 (Transmissive sensor -
coarse)
DIP switches
Interface PCB (RS232C)
VR3 (Paper-out sensor)
VR2 (Transmissive sensor - fine)
Main PCB