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the exclusive authority by which the U.S. 

government may use, modify, distribute, or 

disclose the Software. The EULA and the 

license set forth therein, does not require 

or permit, among other things, that Key-

sight: (1) Furnish technical information 

related to commercial computer software 

or commercial computer software docu-

mentation that is not customarily provided 

to the public; or (2) Relinquish to, or other-

wise provide, the government rights in 

excess of these rights customarily provided 

to the public to use, modify, reproduce, 

release, perform, display, or disclose com-

mercial computer software or commercial 

computer software documentation. No 

additional government requirements 

beyond those set forth in the EULA shall 

apply, except to the extent that those 

terms, rights, or licenses are explicitly 

required from all providers of commercial 

computer software pursuant to the FAR and 

the DFARS and are set forth specifically in 

writing elsewhere in the EULA. Keysight 

shall be under no obligation to update, 

revise or otherwise modify the Software. 

With respect to any technical data as 

defined by FAR 2.101, pursuant to FAR 

12.211 and 27.404.2 and DFARS 227.7102, 

the U.S. government acquires no greater 

than Limited Rights as defined in FAR 

27.401 or DFAR 227.7103-5 (c), as appli-

cable in any technical data. 

Warranty

THE MATERIAL CONTAINED IN THIS 

DOCUMENT IS PROVIDED "AS IS," AND IS 

SUBJECT TO BEING CHANGED, WITHOUT 

NOTICE, IN FUTURE EDITIONS. FURTHER, 

TO THE MAXIMUM EXTENT PERMITTED BY 

APPLICABLE LAW, KEYSIGHT DISCLAIMS 

ALL WARRANTIES, EITHER EXPRESS OR 

IMPLIED WITH REGARD TO THIS MANUAL 

AND ANY INFORMATION CONTAINED 

HEREIN, INCLUDING BUT NOT LIMITED TO 

THE IMPLIED WARRANTIES OF 

MERCHANTABILITY AND FITNESS FOR A 

PARTICULAR PURPOSE. KEYSIGHT SHALL 

NOT BE LIABLE FOR ERRORS OR FOR 

INCIDENTAL OR CONSEQUENTIAL 

DAMAGES IN CONNECTION WITH THE 

FURNISHING, USE, OR PERFORMANCE OF 

THIS DOCUMENT OR ANY INFORMATION 

CONTAINED HEREIN. SHOULD KEYSIGHT 

AND THE USER HAVE A SEPARATE 

WRITTEN AGREEMENT WITH WARRANTY 

TERMS COVERING THE MATERIAL IN THIS 

DOCUMENT THAT CONFLICT WITH THESE 

TERMS, THE WARRANTY TERMS IN THE 

SEPARATE AGREEMENT WILL CONTROL.

Safety Notices

CAUTION

A CAUTION notice denotes a hazard. It 
calls attention to an operating proce-
dure, practice, or the like that, if not 
correctly performed or adhered to, 
could result in damage to the product 
or loss of important data. Do not pro-
ceed beyond a CAUTION notice until 
the indicated conditions are fully 
understood and met.

 

WARNING

A WARNING notice denotes a hazard. It 

calls attention to an operating proce-

dure, practice, or the like that, if not 

correctly performed or adhered to, 

could result in personal injury or death. 

Do not proceed beyond a WARNING 

notice until the indicated conditions 

are fully understood and met.

Notices

© Keysight Technologies 20

20

No part of this manual may be reproduced 

in any form or by any means (including 

electronic storage and retrieval or transla-

tion into a foreign language) without prior 

agreement and written consent from 

Keysight Technologies as governed by 

United States and international copyright 

laws.

Manual Part Number

N7781-90A01 

Edition

Edition 2.

1

October

 20

20

Printed in Malaysia

Keysight Technologies Deutschland GmbH

 

Herrenberger Strasse 130,

71034 Böblingen, Germany

Technology Licenses

The hardware and/or software described in 

this document are furnished under a 

license and may be used or copied only in 

accordance with the terms of such license.

U.S. Government Rights

The Software is “commercial computer 

software,” as defined by Federal Acquisition 

Regulation (“FAR”) 2.101. Pursuant to FAR 

12.212 and 27.405-3 and Department of 

Defense FAR Supplement 

(“DFARS”) 227.7202, the U.S. government 

acquires commercial computer software 

under the same terms by which the soft-

ware is customarily provided to the public. 

Accordingly, Keysight provides the Soft-

ware to U.S. government customers under 

its standard commercial license, which is 

embodied in its End User License Agree-

ment (EULA), a copy of which can be found 

at 

http://www.keysight.com/find/sweula

The license set forth in the EULA represents 

2

Keysight N778xB Getting Started Guide

Summary of Contents for N778 B Series

Page 1: ...Getting Started Guide Keysight N778xB...

Page 2: ...ATE WRITTEN AGREEMENT WITH WARRANTY TERMS COVERING THE MATERIAL IN THIS DOCUMENT THAT CONFLICT WITH THESE TERMS THE WARRANTY TERMS IN THE SEPARATE AGREEMENT WILL CONTROL Safety Notices CAUTION A CAUTI...

Page 3: ...arimetry 13 N7782B Setup PER Analysis 13 N7784B Setup Polarization Stabilization 15 N7785B Setup Polarization Scrambling 15 N7786B Setup Polarization Synthesis 16 N7788B Setup PMD PDL Analysis 16 N778...

Page 4: ...Contents Connecting Tunable Laser Sources 38 Run the Configuration Wizard 39 Using the N778xB BD GPIB Interface Remote GPIB 39 Changing the GPIB Address 40 Accessories 41 Operating N778xB BD instrume...

Page 5: ...Keysight N778xB Getting Started Guide 1 Getting Started General 6 Quick Start Information 12 Getting Started 19...

Page 6: ...uctions in this manual Before this instrument including external power supply is connected to an electricity outlet make sure the outlet is provided with a protective earth contact Also make sure that...

Page 7: ...with a certain safety label the respective safety measures do not apply to that instrument This label is located near certain parts of the instrument that get hot during operation This applies to the...

Page 8: ...se eye hazard Refer servicing only to qualified and authorized personnel N7782B 101 401 401 501 Laser Type Fabry Perot Fabry Perot Fabry Perot Wavelength or Wavelength Range 850nm 1310nm 1550nm Max CW...

Page 9: ...re dependent upon the integrity of the Keysight N778xB BD Any modification of the system software or hardware will terminate any obligation that Keysight Technologies may have to the purchaser Please...

Page 10: ...and functionality When you are choosing new equipment we will help you with product information including realistic performance specifications and practical recommendations from experienced test engi...

Page 11: ...rope tel 31 0 20 547 2111 fax 31 0 20 547 2190 Japan tel 120 421 345 fax 120 421 678 Latin America tel 55 11 4197 3600 fax 55 11 4197 3800 Australia tel 1 800 629 485 fax 1 800 142 134 Asia Pacific te...

Page 12: ...l connections which are described in the respective application section of the User s Guide Part No N7781 90001 NOTE Please install the polarizationNAVIGATOR software before you plug in the instrument...

Page 13: ...tup N7782B Setup PER Analysis Standard Option No Internal Laser Source Figure 3 N7782B Setup Polarimeter Optical Input SMF Personal Computer USB or GPIB N7781B Tunable Wavelength Laser Source PER Anal...

Page 14: ...r PER PMF crosstalk measurement setups refer to User s Guide Part No N7781 90001 PER Analyzer Output SMF Input SMF or PMF Personal Computer USB or GPIB N7782B PMF Paddles Expansion 12V Power Supply N7...

Page 15: ...p Polarization Scrambling Figure 6 N7785B Setup LiNbO3 Polarization Controller Powermeter PBS Input SMF PBS Input Output SMF Patchcord PBS Output Polarization Stabilized Signal Personal Computer USB o...

Page 16: ...Polarization Controller Polarimeter Input SMF Output SMF Polarization Synthesized Polarization Scrambled Polarization Stabilized Signal Personal Computer USB or GPIB N7786B LiNbO3 Polarization Contro...

Page 17: ...Setup Polarimetry Figure 10 N7781BD Setup Laser Source Laser Output Polarimeter Input Analyzer Input SMF or PMF Personal Computer USB or GPIB N7781B BD N7782B N7786B N7788B BD PMF Expansion 12V Power...

Page 18: ...D PDL Analysis Figure 11 N7788BD Setup LiNbO3 Polarization Controller Polarimeter DUT Laser Input SMF Laser Output Polarimeter Input SMF Output SMF N7788B Tunable Laser Source Trigger Input Trigger Ou...

Page 19: ...r touch screen control which will be called Integrated PC Mode throughout this manual Therefore you will often find pairs of screen shots one of them referring to the External PC Mode the other one re...

Page 20: ...cted the contents of the shipment for completeness and have checked the equipment mechanically and electrically In addition to the respective instruments the shipment should contain the following N778...

Page 21: ...Technologies sales office Connectors and Controls The following sections provide an overview of the optical and electrical connectors as well as the control elements of the N778xB BD instruments Thro...

Page 22: ...ront Panel 1 Power button and power LED 2 Optical connector Analyzer Input SMF Option 401 501 101 With Internal Laser Source Figure 14 N7782B Front Panel with internal laser source 1 Power button and...

Page 23: ...ctor LiNbO3 polarization controller PC Output SMF 4 Optical connector Polarization beam splitter PBS Input SMF 5 Optical connector Polarization beam splitter PBS Output PMF 6 Control button and contro...

Page 24: ...ation Synthesizer Input SMF 3 Optical connector Polarization Synthesizer Output SMF 4 Control button and control operation LED N7788B Front Panel Figure 18 N7788B Front Panel 1 Power button and power...

Page 25: ...sion Port Connector Pinout section in the User s Guide Part No N7781 90001 4 USB connector 5 Trigger Input 1 TTL Compatible For more details refer to Digital Inputs section in the User s Guide Part No...

Page 26: ...n the User s Guide Part No N7781 90001 2 Expansion input connect to N778xB BD 3 Expansion output can be used to connect a second N7783B N7781BD Front Panel Figure 21 N7781BD Front Panel 1 Power button...

Page 27: ...8 USB connector compliant with USB2 0 9 Optical connector Laser Input SMF 10 Optical connector Polarization Controller Output SMF 11 Optical connector Polarimeter Input SMF N778xBD Rear Panel Figure 2...

Page 28: ...USB2 0 12 LAN connector 10 100MBit s 13 Audio connectors not supported Software Installation Software Updates Install the software before you plug in the hardware The N778xB BD instruments come with...

Page 29: ...Package Manager from the Keysight web site run setup exe from the download folder NOTE Please install the Photonic Application Suite Main package before you plug in any Keysight N778xB instrument s t...

Page 30: ...g the mouse cursor over the names in the Components column a description of this package is shown in the package description area When moving the mouse cursor over the links download install or the ve...

Page 31: ...ssing Show Info these documents will be shown e g text files Not available There may be package versions known to the Package Manager that are no longer available on the Update Server and that have no...

Page 32: ...puter Instruments of the N778xBD family don t require an external computer and therefore this section does not apply To connect N778xB instruments to your personal computer there are following two opt...

Page 33: ...ter s Device Manager in Windows XP right click My Computer then select Properties then switch to tab Hardware then click Device Manager If USB drivers have been installed for the corresponding instrum...

Page 34: ...34 Keysight N778xB Getting Started Guide 1 Getting Started You can manually change the associated drivers from the Windows Device Manager as shown in the following pictures...

Page 35: ...Keysight N778xB Getting Started Guide 35 Getting Started 1...

Page 36: ...36 Keysight N778xB Getting Started Guide 1 Getting Started...

Page 37: ...is a library that allows userspace application to access USB devices on Windows operation systems Win2k WinXP Vista Win7 It is derived from and fully API compatible to libusb available at http libusb...

Page 38: ...PIB interface for more information about VISA The default GPIB address is 30 Please refer to Changing the GPIB Address on page 40 on how to change the GPIB address You can check the correct installati...

Page 39: ...ion Wizard in the menu Please follow the instructions shown in the dialog box Instruments of the N778xBD family only require execution of the Configuration Wizard if external devices are connected via...

Page 40: ...an for Instruments and scan for new GPIB instruments If not shown automatically the browser bar can be accessed from the View menu The instrument should be detected with its current GPIB address facto...

Page 41: ...lyzer 3E N7781B 300 Polarization Analyzer 1270nm to 1375nm 3E N7781B 400 Polarization Analyzer 1270 nm to 1375 nm and 1460 nm to 1620 nm 3E N7781B 500 Polarization Analyzer 1460 nm to 1620 nm 3E N7781...

Page 42: ...Kit Shipping 3E N7786B Polarization Synthesizer 3E N7786B 400 Polarization Synthesizer 1270 nm to 1375 nm and 1460 nm to 1620 nm 3E N7786B 500 Polarization Synthesizer 1460 nm to 1620 nm 3E N7786B 02...

Page 43: ...m N7781BD 500 Polarization Analyzer 1460 nm to 1620 nm N7781BD 021 straight contact connector N7781BD 022 angled contact connector N7781BD KIT Kit Shipping N7788BD Optical Component Analyzer N7788BD 3...

Page 44: ...polarizationNAVIGATOR is running on you might want to activate individual instruments from the browser bar A green arrow indicates that an instrument is activated i e communication has been establishe...

Page 45: ...n the previous state of the instrument it may power up immediately Otherwise push the button at the left of the instruments front plate The computer will boot Windows and will auto login with administ...

Page 46: ...ard which can be activated by pressing the wheel twice in quick succession For using this feature the polarizationNAVIGATOR has to be running A link to the on screen keyboard is placed on the desktop...

Page 47: ...he instrument to access the folders e g ftp 192 168 0 1 Measurements ftp 192 168 0 1 History For accessing these folders you have to login with the following information User Administrator Password sp...

Page 48: ...Remote Desktop Connections If the instrument is in the same local network it can be addressed by the instruments serial number of the instrument e g DE48200001 If the instrument is not in the same loc...

Page 49: ...r User Administrator Password sphere314 You can create a link like this http x x x x keysightRL Server x x x x AutoConnect 1 FS 1 to skip the configuration screen where x x x x is the IP address or th...

Page 50: ...s This recovery tool will only recover the C drive i e the system drive It will reset the polarizationNAVIGATOR to the version the instrument has been delivered with Therefore the polarizationNAVIGATO...

Page 51: ......

Page 52: ...This information is subject to change without notice Keysight Technologies 2020 Edition 2 1 October 2020 Printed in Malaysia www keysight com...

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