Epson Mt532 Manual

							Confidential
Technical manual
Thermal printer unit
EU-T532/T542
English
4012872
Issued Date             199         ,                    ,               
Issued by 
						

							Rev. Ai M-T532/T542 Technical Manual
Confidential
CONFIDENTIALITY AGREEMENT
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DOCUMENT IMMEDIATELY IF YOU DO NOT AGREE TO THESE TERMS.
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must keep such information confidential.  If the user is a business entity or organization, you must limit disclosure 
to those of your employees, agents and contractors who have a need to know and who are also bound by 
obligations of confidentiality.  
oOn the earlier of (a) termination of your relationship with Seiko Epson, or (b) Seiko Epson’s request, you must 
stop using the confidential information.  You must then return or destroy the information, as directed by Seiko 
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immediately notify Seiko Epson.  You agree to give Seiko Epson reasonable cooperation and assistance in the 
negotiation. 
oYou may use confidential information only for the purpose of operating or servicing the products to which the 
document relates, unless you obtain the prior written consent of Seiko Epson for some other use.
oSeiko Epson warrants that it has the right to disclose the confidential information. SEIKO EPSON MAKES NO 
OTHER WARRANTIES CONCERNING THE CONFIDENTIAL INFORMATION OR ANY OTHER 
INFORMATION ON THE DOCUMENT, INCLUDING (WITHOUT LIMITATION) ANY WARRANTY OF TITLE 
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any right under this Agreement by failing to exercise it. The laws of Japan apply to this Agreement. 
Cautions
oShould any discrepancy exist between the contents of this document and the provisions of the Master Contract 
or Specifications, the latter shall take precedence over the former.
oWe shall not be responsible for any troubles that might occur from the application of this document by customer 
either to a machine other than this product, or to a drive circuit or other device that is the industrial property of a 
third party.
oNo part of this document may be reproduced, stored in a retrieval system, or transmitted in any form or by any 
means, electronic, mechanical, photocopying, recording, or otherwise, without the prior written permission of 
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oThe contents of this document are subject to change without notice. Please contact us for the latest information.
oWhile every precaution has been taken in the preparation of this document, Seiko Epson Corporation assumes no 
responsibility for errors or omissions.
oNeither is any liability assumed for damages resulting from the use of the information contained herein.
oNeither Seiko Epson Corporation nor its affiliates shall be liable to the purchaser of this product or third parties 
for damages, losses, costs, or expenses incurred by the purchases or third parties as a result of: accident, misuse, or 
abuse of this product or unauthorized modifications, repairs, or alterations to this product, or (excluding the U. S.) 
failure to strictly comply with Seiko Epson Corporation’s operating and maintenance instructions.
oSeiko Epson Corporation shall not be liable against any damages or problems arising from the use of any options 
or any consumable products other than those designated as Original EPSON Products or EPSON Approved 
Products by Seiko Epson Corporation. 
						

							ii   Rev. A
Confidential
Trademarks
EPSON® is a registered trademark of Seiko Epson Corporation.
General Notice: Other product and company names used herein are for identification purposes only and may be 
trademarks of their respective companies.
Points That Must Be Observed
To Assure Product Safety
To assure the safe operation of this product, carefully observe the specifications as well as the notes provided below.
Seiko Epson Corporation will not bear any responsibility for any damage or injuries arising from use of this product 
that is not in accordance with the specifications and the notes provided below.
Notes on Head Control
oThe conditions setting forth the maximum time power can be applied (and the maximum voltage that can be 
applied) to electronic components such as the head, motor, and magnets must be observed.
If the maximum time power can be applied (or the maximum voltage that can be applied) is exceeded, the components 
mentioned above could overheat and start a fire or begin to smoke.
oAlways include protective circuitry governing the length of time power is applied and the amount of current that 
is applied when designing the drive and control circuits for the head, motor, magnets, etc.
If protective circuitry is not included, misoperation of the printer control circuits could cause the components mentioned 
above to overheat and begin to smoke or burn.
Notes on Handling
oThe case must be designed so that movable parts such as gears, etc., are not exposed.
Touching moving parts could cause a laceration or other injury. 
						

							Rev. Aiii M-T532/T542 Technical Manual
Confidential
About This Manual
This manual is consisted of the following chapters.
Symbols
Notes in this manual are identified by their level of importance, as defined below. 
CAUTION:
Observe cautions to avoid minor injury to yourself, damage to your equipment, or loss of 
data.
Note:
Notes have important information and useful tips on the operation of your equipment. Chapter 1
Features and Specifications
This chapter contains features, general specifications for the 
EU-T532/T542.
Chapter 2
Operation Principle
This chapter contains the outline and principles of 
mechanisms.
Chapter 3
Handling
This chapter contains precautions on handling, paper 
loading/unloading paper and removing jammed paper.
Chapter 4
Maintenance
This chapter contains cleaning, inspection, lubrication and 
tools.
Chapter 5
Repair
This chapter contains repair levels, repair procedure and 
troubleshooting.
Chapter 6
Assembly and Disassembly
This chapter contains assembly and disassembly for the units 
and the modules of the EU-T532/T542. 
Appendix
Appendix contains the exploded, and the lubrication 
diagrams of the EU-T532/T542. 
						

							iv   Rev. A
Confidential
Contents
About This Manual   . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .  iii
Symbols  . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .  iii
Contents  . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .  iv
Chapter 1   Features and Specifications 
Features   . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .  1-1
System Configuration and Module Names   . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .  1-2
Specifications   . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .  1-3
Module Combinations and Specifications   . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .  1-4
Chapter 2   Operation Principles
Outline of Mechanism  . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .  2-1
Paper Roll Supply Module  . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .  2-1
Paper Holding Section  . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .  2-2
Paper Load-absorbing Mechanism   . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .  2-2
Paper NE Detector  . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .  2-2
Printer Module  . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-3
Drive Force Transmission Mechanism   . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .  2-3
Paper Feed Mechanism  . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .  2-4
Printing Mechanism  . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .  2-6
Paper Guide Mechanism  . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .  2-8
Detector Mechanism   . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .  2-8
Autocutter Mechanism   . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .  2-11
Cut Sheet Presenter Module  . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .  2-15
Paper Carrying Operation (With Loop)   . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .  2-15
Paper Carrying Operation (Without Loop)   . . . . . . . . . . . . . . . . . . . . . . . . . . . .  2-17
Retract Function  . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .  2-17
Detector Mechanism   . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .  2-18
Control Circuit Module  . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .  2-19
DIP Switches  . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .  2-19
Memory Switches  . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .  2-21
Chapter 3   Handling
Precautions   . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .  3-1
Transport Precautions  . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .  3-1
Carrying Precautions  . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .  3-1
Installation Precautions  . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .  3-2
Handling Precautions   . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .  3-2
Storage Precautions  . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .  3-4
Opening/Closing Units and Modules   . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .  3-4
Paper Roll Supply Module  . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .  3-4
Printer Module  . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .  3-4
Cut Sheet Presenter Module  . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .  3-5
Loading/Removing Paper   . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .  3-6
Loading Paper . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .  3-6
Removing Paper  . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .  3-8
Removing Jammed Paper  . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .  3-8
Removing Jammed Paper in the Cut Sheet Presenter Module  . . . . . . . . . . . .  3-8
Removing Jammed Paper in the Printer Module   . . . . . . . . . . . . . . . . . . . . . . .  3-8
Paper NE Detector Setting   . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .  3-9 
						

							Rev. Av M-T532/T542 Technical Manual
Confidential
Self Test  . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .  3-10
Performing the Self Test  . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .  3-10
Self Test End  . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .  3-10
Errors  . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .  3-11
LED Display  . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .  3-11
POWER LED (Power Supply Error): Green   . . . . . . . . . . . . . . . . . . . . . . . . . . .  3-11
PAPER OUT LED (Paper-End Error): Red   . . . . . . . . . . . . . . . . . . . . . . . . . . . .  3-12
ERROR LED (Error): Red  . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .  3-12
Chapter 4   Maintenance
Cleaning   . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .  4-1
Thermal Head Cleaning  . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .  4-1
Removing Stains (Except for the Thermal Head)  . . . . . . . . . . . . . . . . . . . . . . .  4-2
Removing Dirt and Dust   . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .  4-2
Removing Foreign Matter When the Cutter Locks . . . . . . . . . . . . . . . . . . . . . .  4-2
Inspection  . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .  4-3
Daily Checks . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .  4-3
Periodic Checks  . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .  4-3
Lubrication  . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .  4-4
Lubricant  . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .  4-4
Lubrication Standards . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .  4-4
Lubrication Point  . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .  4-4
Lubricant List  . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .  4-5
Tools   . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .  4-5
Chapter 5   Repair
Repair Levels   . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-1
Repair Procedure  . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .  5-1
Troubleshooting  . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .  5-2
Chapter 6   Assembly, Disassembly
Small Parts Abbreviation   . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .  6-1
Assembly . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .  6-1
Disassembly   . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6-27
Component Configurations Overview  . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .  6-27
Unit Disassembly  . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .  6-27
Module Disassembly  . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .  6-28
Unit Disassembly  . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .  6-30
Cover, circuit board A/B and Control circuit board module  . . . . . . . . . . . . .  6-30
Paper Exit   . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .  6-33
Cut sheet presenter module, Holding plate, printer, Plate, lower paper guide, 
Plate, paper guide holder, and Holder, paper roll  . . . . . . . . . . . . . . . . . . . . . .  6-34
Module Disassembly  . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .  6-38
Paper roll supply module  . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .  6-38
Cut sheet presenter module  . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .  3-43
Appendix    
EU-T532/T542 Exploded Diagram (Type 1 and 2)  . . . . . . . . . . . . . . . . . . . . . . . . . .  A-1
EU-T532/T542 Exploded Diagram (Type 3 and 4)  . . . . . . . . . . . . . . . . . . . . . . . . . .  A-2
Paper Roll Supply Module Exploded Diagram   . . . . . . . . . . . . . . . . . . . . . . . . . . . .  A-3
Printer Module Exploded Diagram   . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .  A-4
Cut Sheet Presenter Module Exploded Diagram   . . . . . . . . . . . . . . . . . . . . . . . . . . .  A-5
Paper Roll Supply Module Lubrication Diagram  . . . . . . . . . . . . . . . . . . . . . . . . . . .  A-6
Printer Module Lubrication Diagram  . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .  A-7
Cut Sheet Presenter Module Lubrication Diagram   . . . . . . . . . . . . . . . . . . . . . . . . .  A-8 
						

							vi   Rev. A
Confidential 
						

							Rev. A Features and Specifications   1-1 EU-T532/T542 Technical Manual




 
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Chapter 1
Features and Specifications
Features
The EU-T532/T542 (EU-T532 for 79.5 mm {3.13} paper width/ EU-T542 for 82.5 mm {3.25} 
paper width) is designed to be used for issuing tickets and receipts at banks, kiosks and other 
similar locations. The features of the EU-T532/T542 are as follows: 
oHigh speed receipt issuing: 150 mm/s {5.9/s} maximum
oHigh reliability: 600,000 receipt issue
oLength of receipt: 228.4 mm {9} maximum
oAvailable for large paper roll core dimensions: 254 mm {10} diameter maximum
oSupports ESC/POS
â equivalent commands
oAble to print bar codes (fence and ladder) and graphics
oOptions available for all models:
• Japanese Kanji model: Supports JIS Level 1 and 2
• Simple Chinese model: Supports GB50007-85
• Traditional Chinese model: Supports BIG5 Level 1 and 2
oOptional cut sheet retracting mechanism can be used for the EU-T532/T542 Type 2 and 4
oAble to perform the remote monitoring using a status monitor 
						

							1-2   Features and Specifications Rev. A




 
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System Configuration and Module Names
The whole systems is called the “EU-T532/T542,” and each unit is called a “module” which can 
be separated from the others. The EU-T532/T542 has four types, type 1 to 4, depending on the 
combination of the modules. (See “Module Combinations and Specifications” on page 1-4.) The 
configurations of the modules are as follows:
Figure 1-1  EU-T532/T542 appearance (Type 1 and 2)
Figure 1-2  EU-T532/T542 appearance (Type 3 and 4)
paper roll supply module
control circuit board module (inside)
printer module
cut sheet presenter module
holding plate, printer
printer module
cut sheet presenter 
modulecontrol circuit board module
*The mounting place for the control circuit 
module will differ depending on users. 
						

							Rev. A Features and Specifications   1-3 EU-T532/T542 Technical Manual




 
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Specifications
The specifications of the EU-T532/T542 are shown below. Refer to specifications for the EU-T532 
and the EU-T542 issued by Seiko Epson Corporation for details.
Table 1.1   Specifications
ItemSpecification
Paper roll Outside diameter
254 mm {10}
Paper width
EU-T532: 79.5 ± 0.5 mm {3.13 ± 0.02}
EU-T542: 82.5 ± 0.5 mm {3.25 ± 0.02}
Paper carrying speed
150 mm/s {5.9/s} maximum
Paper length to be 
presented and retractedIssuing the cut sheet 
(Receipt printing)76.2 to 228.6 mm {3 to 9}
(When the cut sheet is looped)
76.2 to 3000 mm {3 to 118.1}
(When the cut sheet is not looped)
Retracting the cut sheet 76.2 to 228.6 mm {3 to 9}
(When the cut sheet is ejected downward of the cut 
sheet presenter module: Type 2 and 4)
Print speed
150 mm/s {5.9/s} maximum 
Print width
72 mm {2.84} maximum (recommended)
Reliability Receipt printing
600,000 times
Cut sheet retracting
60,000 times
Printer
Mechanism: 15,000,000 lines
Thermal head: 100 km {62.14 miles}
Paper roll Specified thermal paper
Original paper No.: P350 KSP
Original paper No.: TF50KS-E NIPPON PAPER 
INDUSTRIES CO.,LTD
Original paper No.: KF50 KANZAN
Original paper No.: PD160R
OJI PAPER MFG.CO., LTDOriginal paper No.: TF11KS-ET NIPPON PAPER 
INDUSTRIES CO.,LTD
Original paper No.: TF51KS-X1 NIPPON PAPER 
INDUSTRIES CO.,LTD
Original paper No.: PD200N
OJI PAPER MFG.CO., LTDOriginal paper No.: AFP234 MITSUBISHI PAPER MILLS 
CO., LTD
A different paper type may give a different print 
quality.
Paper thickness 60 to 150 mm