Santec TSL-570 User manual

Tunable Semiconductor Laser
TSL-570
Type H (High power option)
Operation Manual

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Notes to Users
1) Copyright 2022, Santec Corporation. All rights reserved. No part of this
Operation Manual may be reproduced or transmitted in any form or by any
means, electronic or mechanical, for any purpose, without the prior written
permission of Santec.
2) Information in this Operation Manual is subject to change without notice.
3) Information of this Operation Manual is prepared with careful examination,
however, in the event of any mistake, please contact us.
Notes in Bringing This Product Out of Japan
1) When this product is brought out of Japan, some laws or regulations of a
destination country may prohibit this product from being used there. In such
countries, the use of this product may lead to punishment. Please note, that in
such cases Santec Corporation shall not be held responsible in anyway.
2) When this product is exported (or brought out of Japan), if this product is
applicable to a strategic material specified in “Foreign Exchange and Foreign
Trade Control Law”, then required is an export permit of the Japanese
Government under the law.
Trademarks
is a trademark of Santec Corporation.
TSL-570 is a trademark of Santec Corporation.

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Introduction
Thank you very much for your having purchased our product, Tunable
Semiconductor Laser TSL Series. This Operation Manual contains information
necessary for the operation of TSL-570 Type H, and it is intended for those with
sufficient knowledge enough to of laser danger and its safe control. Before
operating TSL-570, you should first read thoroughly through this Operation
Manual and become familiar to its contents. After reading this Operation Manual,
keep it at your fingertip for easy reference at any time.
NOTE
The packing materials and box of this product are needed for long-term
storage or transportation; keep them in a safe place after unpacking the
product.

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How to Read the Manual
Before operating TSL-570, please read carefully this Operation Manual. This
Operation Manual consists of 11 Chapters:
Chapters 1 to 4 illustrate the outline of this product, safety precautions, and
installation of the product.
SANTEC recommends that Chapter 1 to 4 should be read carefully before
proceeding to the following chapters.
Chapters 5 to 7 describe how to operate the product.
Chapter 8 to 11 describes to maintain the products’ performances.
NOTE
Before using this product, please carefully read this Operation Manual.

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Explanation of Terms
The meanings of the following terms used in this Operation Manual are defined
as below:
(1) Meaning
DANGER
This indicates pressing DANGER, and if
it is not avoided, personnel death or
serious injury may result; therefore, it
is the most emphasized special
information.
WARNING
This indicates potential danger, and if it
is not avoided, personnel death or
serious injury may result; therefore, it
is special information.
CAUTION
This indicates potential danger, and if it
is not avoided, mild or slight injury may
result; therefore, it is special
information. It also indicates potential
danger leading to only physical
damage.
NOTE
NOTE
This section only indicates
supplementary explanations of the text
and thus other than DANGER,
WARNING, and CAUTION.
(2) Importance of Information
From the above meanings, the priority of the terms here are as shown below:
DANGER > WARNING > CAUTION > NOTE

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Contents
Introduction
How to Read the Manual
Instrument Markings
Explanation of Terms
1. Safety Notes ...................................9
1.1. Intended use ............................................................... 9
1.2. Safety Markings............................................................ 9
1.3. Laser Class .................................................................10
2. Product Composition .....................11
3. Panel Descriptions.........................12
3.1. Front Panel.................................................................12
3.2. Rear Panel..................................................................12
3.3. Side Panel ..................................................................13
4. Installation ...................................14
4.1. Operating Environments ...............................................14
4.2. Power Supply..............................................................14
4.3. Interlock ....................................................................15
5. Basic Operation.............................17
5.1. Turning on the Unit......................................................17
5.2. LCD display and Operation ............................................17
5.2.1. Screen Configuration....................................................17
5.2.2. Numeric Keypad Input Screen Configuration....................18
5.2.3. Menu screen transition .................................................19
5.3. Laser Output...............................................................20
5.4. Setting the Wavelength ................................................21
5.5. Setting the Output Power..............................................22

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5.6. Setting the Wavelength Sweep ......................................25
5.6.1. Continuous sweep setting .............................................28
5.6.2. Trigger setting for continuous sweep ..............................30
5.6.3. Step sweep setting ......................................................31
5.6.4. Trigger setting for step sweep........................................33
5.6.5. Detailed trigger settings................................................33
5.7. Executing the Wavelength Sweep...................................34
5.8. Turning off the Unit .....................................................35
6. Detailed Operation ........................37
6.1. Fine-tuning.................................................................37
6.2. Coherence Control .......................................................38
6.3. External Modulation .....................................................39
6.4. Power Monitor Signal Output .........................................41
6.5. Trigger Setting ............................................................42
6.6. Displaying the Product Information.................................44
6.7. System Alert...............................................................44
6.8. System Settings ..........................................................46
6.9. Save/ Load Setting parameters......................................47
6.10. Safety Lock.................................................................48
7. Operation by Communication ........51
7.1. GPIB..........................................................................51
7.1.1. Connection .................................................................51
7.1.2. GPIB Function.............................................................51
7.1.3. Setting the Address, Delimiter and Command set .............52
7.2. USB...........................................................................54
7.2.1. Connection .................................................................54
7.2.2. Communication Conditions and System Requirements.......54
7.2.3. Installing a USB Driver Software ....................................54
7.3. LAN...........................................................................56
7.3.1. Connection .................................................................56
7.3.2. Communication Conditions and System Requirements.......57
7.3.3. Settings .....................................................................57

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7.4. Command Reference....................................................58
7.4.1. Common Command List ...............................................58
7.4.2. TSL-570 Status system ................................................59
7.4.3. IEEE-488.2 common commands - Detailed description......61
7.4.4. TSL-570 Specific command overview..............................64
7.4.5. Command error......................................................... 104
7.4.6. System alert ............................................................. 105
8. Specifications.............................. 106
8.1. Specifications............................................................106
8.2. Regulations conformity...............................................107
9. Maintenance ...............................108
9.1 Daily Maintenance .....................................................108
9.2 Cleaning the Optical Power Sensor ...............................108
9.3 Replacing Fuses.........................................................108
9.4 Inspection and Calibration...........................................109
9.5. Self-Inspection..........................................................109
9.6. Firmware update .......................................................110
9.7. Long-term Storage ....................................................112
10. Re-packing and shipping ............. 114
10.1. Re-packing ...............................................................114
10.2. Packing Instruction ....................................................114
10.3. Shipping...................................................................115
11. Troubleshooting..........................116

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1. Safety Notes
1.1. Intended use
This product is designed to measure the optical characteristics.
Do not use this product for anything other than as an optical measuring
instrument. If this product is used in a manner not specified in this manual, the
protection provided by this product may be impaired.
1.2. Safety Markings
This product is marked with this warning symbol when it is necessary
for the user to refer to the instructions in the manual.
This warning symbol is marked on products which have a laser output.

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1.3. Laser Class
This product is classified class 3B laser product according to IEC 60825-1 (2014).
Laser Type:
External Cavity Diode Laser
Laser Class:
3B IEC60825-1(2014)
Output Power:
< 500mW
Laser Diameter:
10μm
Numerical aperture:
0.1
Wavelength:
1200-1700nm
Laser Safety Labels
This product radiates class 3B invisible laser. Be careful not to let the laser beam
directly or reflect off the mirror surface and get into your eyes. It is extremely
dangerous because it may cause acute visual impairment or skin injury. This product
should be handled by an expert who has received operational training. Please refer to
EN-60825-1 for precautions in handling.
Be sure to stop the laser output before performing any work on the fiber, such
as attaching a connector or cleaning the end face of the fiber. Never look into
the output surface while the laser is operating. Wear laser safety glasses when
using this product. Performing operations other than those specified in this
manual may result in hazardous laser radiation exposure. Never disassemble
this product. Please contact our sales representative for repair of this product.