Agilent Technologies 81250 ParBERT Installation Manual
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Agilent Technologies 81250 ParBERT Installation Manual

Agilent Technologies 81250 ParBERT Installation Manual

Parallel bit error ratio tester
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81250 ParBERT
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  • Page 1 Agilent Parallel Bit Error Ratio Tester 81250 ParBERT Installation Guide Agilent Technologies...
  • Page 2 Important Notice Restricted Rights Legend Safety Symbols on Instruments © Agilent Technologies, Inc. 2004 If software is for use in the performance of a U.S. Government prime contract or subcontract, Manual Part Number Software is delivered and licensed as “Commercial computer software”...

  • Page 3: Table Of Contents

    2-15 Environment 2-15 Controller PC Requirements 2-16 Tools 2-16 Unpacking ParBERT 2-17 3 Setting Up the ParBERT Controller PC Setting up a Preconfigured Controller PC Quick Check Configuration of the Operating System Agilent 81250 ParBERT Installation Guide, May 2004 Contents-1...
  • Page 4 How to Configure SICL/LAN Interfaces 5-17 Starting the ParBERT User Software 5-18 How to Select the Firmware Server 5-20 How to Select the System 5-21 How to Specify a Start Setting 5-22 Contents-2 Agilent 81250 ParBERT Installation Guide, May 2004...
  • Page 5 Components of ParBERT 43/45G Systems Setting up ParBERT 43/45G Systems Converting ParBERT 43/45G to a Basic ParBERT ParBERT 43/45G Extensions Making Clock Connections 7-11 Installing Optical Modules 7-14 Laser Safety Information 7-14 Agilent 81250 ParBERT Installation Guide, May 2004 Contents-3...
  • Page 6 Problems at the Power-On Selftest Problems after Changing the Hardware Problems with Clockgroups 9 Controlling ParBERT Remotely Controlling ParBERT via GPIB Controlling ParBERT via LAN Appendix 10-1 Declaration of Conformity 10-2 Site Attenuation Requirements 10-5 Contents-4 Agilent 81250 ParBERT Installation Guide, May 2004...

  • Page 7: About This Manual

    1 About this Manual ParBERT is the term for Agilent Technologies’ family of Parallel Bit Error Ratio Testers. Agilent 81250 ParBERT is a modular parallel electrical and optical bit error rate (BER) test platform that operates at up to 45 Gbit/s. The ParBERT 81250 platform comprises modules that operate at 675 Mbit/s, 1.65 Gbit/s, 2.7 Gbit/s, 3.35 Gbit/s, 7 Gbit/s, 10.8 Gbit/s, 13.5 Gbit/s, and...

  • Page 8: Welcome To The Parbert Installation Guide

    Chapter eight provides assistance if you have changed the hardware and the system does not react as expected. Remote control The last chapter gives some advice about how to set up ParBERT for remote control. Agilent 81250 ParBERT Installation Guide, May 2004...

  • Page 9: How To Use This Guide

    5-1 Configuration tool. hardware configuration … you wish to add, “6 Changing the This chapter contains all the necessary information. exchange, or remove ParBERT Hardware” modules or frontends on page 6-1 Agilent 81250 ParBERT Installation Guide, May 2004...
  • Page 10 Internet For latest information, answers on frequently asked questions, and related documentation, please check the following URL: http://www.agilent.com/find/parbert To contact the ParBERT support via e-mail, use the following address: bvs-pdga_parbert_support@agilent.com Agilent 81250 ParBERT Installation Guide, May 2004...

  • Page 11: Document History

    E4875A Software Release 4.2 and higher. • Edition 3, May 2004. Complete revision with special focus on ease of use and new ParBERT components. Related to Agilent E4875A Software Release 5.6 and higher. Agilent 81250 ParBERT Installation Guide, May 2004...
  • Page 12 1 About this Manual Document History Agilent 81250 ParBERT Installation Guide, May 2004...

  • Page 13: Introduction

    ParBERT consists of hardware and software components. This section presents the components and explains the basic terms that are used in the ParBERT documentation and in this installation guide. NOTE The ParBERT components are described here, not the installation procedures. Agilent 81250 ParBERT Installation Guide, May 2004...

  • Page 14: The Parbert Controller Pc

    IEEE 1394 PC link to VXI. This interface (also called FireWire) needs a one-slot module in the leftmost slot of the ParBERT mainframe and generally requires a free PCI slot in the PC. Both VXI-module and PCI- card are included in the E8491B option. Agilent 81250 ParBERT Installation Guide, May 2004...

  • Page 15: The Parbert Mainframes

    You can connect one or two expander mainframes to the master mainframe. An expander mainframe needs an interface module (usually an IEEE 1394 PC link to VXI module) and at least one clock module. Agilent 81250 ParBERT Installation Guide, May 2004...

  • Page 16: The Parbert Modules

    A clock module can generate the master clock from its built-in oscillator or from an external clock source. The following clock modules are supported: • E4805B clock module • E4808A high performance clock module • E4809A 13.5 GHz clock module Agilent 81250 ParBERT Installation Guide, May 2004...
  • Page 17 The E4809A clock module is required for systems that contain 7 Gbit/s and/or 13.5 Gbit/s data modules. It generates not only the system master clock but also an additional 13 GHz giga clock for these modules. Agilent 81250 ParBERT Installation Guide, May 2004...
  • Page 18 • Two modules are in the system and the corresponding giga clock cables are connected to output #5 and output #6. No other output needs to be terminated with 50 Ohm to GND. Agilent 81250 ParBERT Installation Guide, May 2004...
  • Page 19 Figure 6 Trigger Input Pod The trigger pod has eight TTL-compatible input connectors. An external voltage applied to one of these lines can change or even terminate a Agilent 81250 ParBERT Installation Guide, May 2004...
  • Page 20 Generator and/or analyzer frontends can be plugged into these slots. Such modules provide two or four tester channels, respectively. The following figure shows two examples. Figure 7 Data Modules with Frontend Slots Agilent 81250 ParBERT Installation Guide, May 2004...
  • Page 21 • the 45 Gbit/s E/O and O/E converter modules • the embedded ParBERT controller module E9850A If your system contains one of these modules, please refer to chapter “7 Special ParBERT Systems” on page 7-1 for additional information. Agilent 81250 ParBERT Installation Guide, May 2004...
  • Page 22 E4865A 675 Mbit/s Modules: E4832A E4832A E4808A, E4805B, Four frontends per module E4809A Frontends: E4838A, E4843A E4835A E4835A means 2 frontends For details please refer to the Agilent 81250 ParBERT Technical Specifications. 2-10 Agilent 81250 ParBERT Installation Guide, May 2004...

  • Page 23: About Parbert Systems

    2 or 3, respectively. Each clockgroup includes all data modules that are located directly to the right of the clock module, up to the next clock module or empty slot. Agilent 81250 ParBERT Installation Guide, May 2004 2-11...
  • Page 24 If the hardware comprises several independent clock modules, the 81250 ParBERT Configuration tool creates additional systems. By default, they get ascending names, such as DSRB, DSRC, and so on. You can change these names by editing the configuration file dvtsys.txt. 2-12 Agilent 81250 ParBERT Installation Guide, May 2004...
  • Page 25 , you have to set up a different system for each clock frequency. • Tests using Automatic Bit Synchronization with memory-based data In this case, separate systems are needed for the data generators and for the data analyzers. Agilent 81250 ParBERT Installation Guide, May 2004 2-13...

  • Page 26: Parbert Software Components

    ParBERT. Agilent I/O libraries The Agilent Technologies I/O Libraries for Instrument Control CD is part of the Agilent E8491B IEEE 1394 PC link to VXI package. This package includes two PCI cards for FireWire and GPIB. The I/O libraries provide the drivers for the I/O interfaces.

  • Page 27: Prerequisites

    10 °C to 40 °C Humidity max. 80 % relative humidity at 40 °C Site attenuation A ParBERT system can generate electromagnetic radiation. Consider the Site Attenuation Requirements (see “Site Attenuation Requirements” on page 10-5). Agilent 81250 ParBERT Installation Guide, May 2004 2-15...

  • Page 28: Controller Pc Requirements

    Tools Tools Required The following tools are required to install ParBERT: • 2-mm flathead screwdriver • Size 1 Pozidrive screwdriver • Torx T-10 screwdriver (delivered with the system) 2-16 Agilent 81250 ParBERT Installation Guide, May 2004...

  • Page 29: Unpacking Parbert

    To avoid the hazard of electric shock, do not perform electrical tests when there are signs of shipping damage to any of the instrument’s outer covers or panels. • Check the contents of shipment. See the packing list for exact details. Agilent 81250 ParBERT Installation Guide, May 2004 2-17...
  • Page 30 2 Introduction Unpacking ParBERT 2-18 Agilent 81250 ParBERT Installation Guide, May 2004...

  • Page 31: Setting Up The Parbert Controller Pc

    • Keyboard and mouse • Manual – Starting up • Manual – Win 2000 Professional A preconfigured ParBERT controller PC contains Agilent IEEE 1394 and GPIB interface cards. All required software is readily installed. Agilent 81250 ParBERT Installation Guide, May 2004...

  • Page 32: Quick Check

    1 In the Windows task bar, click Start. 2 Select Shut down. Configuration of the Operating System A factory-configured PC is configured as follows: • The system name is A-SN-xxxxxxxx, where xxxxxxxx is the serial number of the PC. Agilent 81250 ParBERT Installation Guide, May 2004...

  • Page 33: Setting Up A Custom Controller Pc

    If you are using Windows NT (service pack 6 is required), a TCP/IP network must be set up, even if the controller is not connected to the LAN. TCP/IP support is required by the Agilent 81250 firmware server. Agilent 81250 ParBERT Installation Guide, May 2004...

  • Page 34: Installing The Agilent I/O Libraries

    After that, you can re-start the installer by running setup.exe from the 3 Follow the instructions on the screen. It is recommended to keep the proposed defaults. This helps troubleshooting and support in case of problems. Agilent 81250 ParBERT Installation Guide, May 2004...

  • Page 35: Installing The Interface Cards

    It is also recommended to install the Agilent E8491B#001 IEEE 1394 interface board. This board has been tested in conjunction with the Agilent I/O library functions that are used for communicating with the ParBERT mainframes. Agilent 81250 ParBERT Installation Guide, May 2004...

  • Page 36: Enabling The Interfaces

    To open the Device Manager, click the Windows Start button. Choose My Computer ― (right-click) Properties ― Hardware ― Device Manager. When the interfaces are operational, you are ready for connecting your ParBERT mainframe(s) to the controller PC. Agilent 81250 ParBERT Installation Guide, May 2004...

  • Page 37: Connecting Mainframes To The Controller Pc

    “Expanding Systems with Embedded Controller” on page 7-23. Once you have connected your Mainframe(s), you are ready to put ParBERT into operation (see “5 Putting ParBERT into Operation” on page 5-1). Agilent 81250 ParBERT Installation Guide, May 2004...

  • Page 38: Checking The Mainframe Clock Distribution

    Arrangement of the Clock Distribution Cables (E4808A/E4805B Clock Modules) E4809A clock distribution The data modules for 7 and 13.5 Gbit/s require two clocks―the system master clock and the giga clock. Both are provided by the E4809A clock module. Agilent 81250 ParBERT Installation Guide, May 2004...
  • Page 39 Arrangement of the Clock Distribution Cables (E4809A Clock Module) Make sure that all connectors are firmly in place. If any clock distribution cables are missing, contact Agilent Technologies for replacement. NOTE In order to reduce crosstalk and radiation to a minimum, the clock distribution cables have to be bundled, tied together, and installed as shown in the figures above.

  • Page 40: Connecting The Master Mainframe

    Connecting the Master Mainframe Connecting the Master Mainframe Use the IEEE 1394 interface cable to connect the master mainframe to the controller PC. IEEE 1394 link Figure 13 Connection of the Master Mainframe Agilent 81250 ParBERT Installation Guide, May 2004...

  • Page 41: Connecting Expander Mainframes

    The following figure shows the connection of three independent ParBERT systems to the controller. System DSRB System DSRA System DSRC IEEE 1394 link Figure 14 Connection of Multiple Mainframes Master-slave configurations require additional connections. Agilent 81250 ParBERT Installation Guide, May 2004...

  • Page 42: Interconnecting Slave Mainframes

    10 or 11 data modules (depending on the type of clock module). You need a second slave mainframe, if that ParBERT system requires more than 20 or 22 data modules. Agilent 81250 ParBERT Installation Guide, May 2004...

  • Page 43: Positioning The Mainframes

    • Synchronization cables (first in the slave mainframes, then in the master mainframe) • Clock reference cables (between the EXPANDER ports of the clock modules) • Giga clock cables, if E4809A 13 GHz clock modules are used Agilent 81250 ParBERT Installation Guide, May 2004...

  • Page 44: Installing The Synchronization Cable In A Slave

    1 Remove the clock module from the expander mainframe. Follow the instructions given in “Removing a Module” on page 6-2. 2 Open the clock module, as described in “How to Open a Module” on page 6-12. Agilent 81250 ParBERT Installation Guide, May 2004...

  • Page 45: Connecting The Synchronization Cables To The Master

    1 Remove the master clock module from the master mainframe (see “Removing a Module” on page 6-2). 2 Open the clock module (see “How to Open a Module” on page 6-12). Agilent 81250 ParBERT Installation Guide, May 2004...
  • Page 46 Master clock module Figure 17 Connecting the Sync Cables to the Master Clock Module 4 Close the clock module and re-install it in the mainframe (see “Installing a Module” on page 6-4). 4-10 Agilent 81250 ParBERT Installation Guide, May 2004...

  • Page 47: Connecting The Clock Reference Cables

    Figure 18 Master Clock Setup for Controlling Slave Clock Modules 2 Connect the remaining EXPANDER OUT ports of the master clock module to the EXPANDER IN ports of the slave clock modules. Agilent 81250 ParBERT Installation Guide, May 2004 4-11...
  • Page 48 TRIGGER OUT port of one system to the CLOCK/REF INPUT or CLOCK INPUT port of the second system. This requires that the parameters of the clock modules are set accordingly with the ParBERT user software. Frequency-synchronization does not mean phase-synchronization. 4-12 Agilent 81250 ParBERT Installation Guide, May 2004...

  • Page 49: Connecting The Giga Clock

    E4809A Clock Module NOTE The GIGA CLOCK OUTPUTS have SMP connectors whereas the CLOCK INPUT has an SMA connector. If necessary, contact Agilent Technologies for a special cable or adapter. CAUTION At the clock module, do not plug in the giga cables with your fingers.
  • Page 50 See also “How to Connect the Module” on page 6-8. NOTE Remember that the GIGA CLOCK OUTPUTS are internally grouped in pairs. You may need a 50 Ohm terminator. See “E4809A clock module” on page 2-5. 4-14 Agilent 81250 ParBERT Installation Guide, May 2004...

  • Page 51: Putting Parbert Into Operation

    If you have set up your own controller PC: 1 Log on as the system administrator. 2 Configure the IEEE 1394 and GPIB interfaces (see “How to Configure the IEEE 1394 and GPIB Interfaces” on page 5-2). Agilent 81250 ParBERT Installation Guide, May 2004...

  • Page 52: How To Configure The Ieee 1394 And Gpib Interfaces

    Skip this section if you have received ParBERT with a preconfigured controller PC. The interface configuration is required to connect the devices to the Agilent IO library functions. 1 Right-click the blue IO Control icon in the Windows task bar. Agilent 81250 ParBERT Installation Guide, May 2004...
  • Page 53 5 Putting ParBERT into Operation 2 Select Run IO Config. The lefthand window shows you the interfaces you can configure. To configure the IEEE 1394 interface, highlight it. Figure 21 Agilent Libraries’ IO Config Tool Agilent 81250 ParBERT Installation Guide, May 2004...
  • Page 54 The configuration options are displayed. Figure 22 VXI Interface Configuration Options 4 It is recommended to keep the defaults. Click OK. This adds the IEEE 1394 interface to the Configured Interfaces. Figure 23 IEEE 1394 Interface Configured Agilent 81250 ParBERT Installation Guide, May 2004...
  • Page 55 When you terminate IO Config, the software will update the firmware of the E8491 PC-to-VXI interface modules installed in the VXI mainframes. Please wait until the update process has finished. After that, you are ready to install the ParBERT user software. Agilent 81250 ParBERT Installation Guide, May 2004...

  • Page 56: How To Install The Parbert User Software

    You can install the ParBERT user software also on a PC that has no Agilent I/O libraries and no connection to any ParBERT mainframe. This can be useful for training purposes. The software provides some offline and demo systems that can be operated without ParBERT hardware. Agilent 81250 ParBERT Installation Guide, May 2004...

  • Page 57: How To Use The Agilent 81250 Config Tool

    5 Putting ParBERT into Operation How to Use the Agilent 81250 Config Tool You need the Agilent 81250 ParBERT Configuration tool for: • Addressing a ParBERT VXI interface • Verifying the correct identifaction of the modules and frontends in the connected mainframes •...
  • Page 58 Windows desktop. Figure 25 Agilent 81250 Config Icon The Agilent 81250 Configuration tool has four pages: • I/O Interfaces and Systems • Serial Numbers • Startup Settings • Configuring SICL/LAN Interfaces Agilent 81250 ParBERT Installation Guide, May 2004...

  • Page 59: How To Configure I/O Interfaces And Systems

    5 Putting ParBERT into Operation How to Configure I/O Interfaces and Systems This page allows you to connect to VXI interfaces and to build or re-build ParBERT Systems. Figure 26 Configuring I/O Interfaces and Systems Agilent 81250 ParBERT Installation Guide, May 2004...
  • Page 60 The System Builder checks the available modules and creates new configuration files dvtsys.txt and dvtits.txt. The old files are saved as dvtsys.bak and dvtits.bak. The files are located in the \cfg subdirectory of the Agilent 81200 database. 5-10 Agilent 81250 ParBERT Installation Guide, May 2004...
  • Page 61 ParBERT features to newcomers. NOTE After any changes of the system configuration you have to adjust the frontend and module connectors. For instructions, refer to the ParBERT online Help, “How to Adjust the Instrument Connectors”. Agilent 81250 ParBERT Installation Guide, May 2004 5-11...

  • Page 62: How To Check The Configuration And Serial Numbers

    The Serial Numbers page can be used to query and archive the serial numbers of the installed modules and frontends. By default, the numbers of the first clock module in mainframe #1 are displayed. 5-12 Agilent 81250 ParBERT Installation Guide, May 2004...
  • Page 63 • To archive the present system configuration in an ASCII file, click the Export Numbers button. Now that you are sure that the ParBERT hardware was correctly identified, you may wish to inspect the Startup Settings. Agilent 81250 ParBERT Installation Guide, May 2004 5-13...

  • Page 64: How To Specify Startup Settings

    Controlled mode is used, if the ParBERT controller PC shall be operated through GPIB or LAN. It starts the Agilent 81250 firmware server and the GPIB Gateway, not the user interface. If you do not use the GPIB Gateway, you can disable it. 5-14 Agilent 81250 ParBERT Installation Guide, May 2004...
  • Page 65 You can define which of the following programs are started automatically when ParBERT starts: • Check Module Version When this option is activated, the ParBERT software on the PC checks the firmware of the ParBERT modules for consistency with the current Agilent 81250 ParBERT Installation Guide, May 2004 5-15...
  • Page 66 GPIB instrument from a remote PC. In this case, the firmware server communicates with the modules through the IEEE 1394 PC link to VXI and with the user’s program through the GPIB interface card. 5-16 Agilent 81250 ParBERT Installation Guide, May 2004...

  • Page 67: How To Configure Sicl/Lan Interfaces

    You can enable and specify Network, Telnet, and Socket connections. Enabling such connections can be quite useful, if a non-Windows computer (for example, UNIX) is used for remote programming. For details please refer to the Agilent 81250 ParBERT LAN Programming Guide. Agilent 81250 ParBERT Installation Guide, May 2004...

  • Page 68: Starting The Parbert User Software

    Module Firmware Update Required Click OK and wait until the process has finished. NOTE The BIOS update process can take up to 15 minutes. Do not power down the ParBERT mainframe(s) during that time. 5-18 Agilent 81250 ParBERT Installation Guide, May 2004...
  • Page 69 PC. You can also communicate with different firmware servers of different systems which are connected to the LAN. The present user interface is indicated in the window title (number 1 in the figure above). Agilent 81250 ParBERT Installation Guide, May 2004 5-19...

  • Page 70: How To Select The Firmware Server

    You can update the list of hosts by clicking Refresh List of running Servers. Depending on the checkbox, the list shows names or IP addresses. Note that only hosts running in the same subnet as the computer running the ParBERT user interface are recognized. 5-20 Agilent 81250 ParBERT Installation Guide, May 2004...

  • Page 71: How To Select The System

    If you start the user interface more than once, you have to choose a different ParBERT system for each user interface. To select the system: 1 Click the associated Change button. Figure 38 Choosing a System Agilent 81250 ParBERT Installation Guide, May 2004 5-21...

  • Page 72: How To Specify A Start Setting

    That means, you need only start the user software and all systems of the Agilent 81250 Parallel Bit Error Ratio Tester are ready for testing a particular device. Figure 39 Selecting a Setting 5-22 Agilent 81250 ParBERT Installation Guide, May 2004...

  • Page 73: How To Disable The Ui Configuration Dialog

    Always show this dialog on startup checkbox. When the user interface is active, the User Interface Configuration dialog can be started from the File menu, item Configuration. Figure 40 ParBERT File Menu Agilent 81250 ParBERT Installation Guide, May 2004 5-23...

  • Page 74: How To Get Help

    For context-sensitive help press F1, the Help button in the dialog boxes or the button shown here in the margin column. The Help menu is self-explanatory. You can also start with the table of contents or search from the alphabetical index. 5-24 Agilent 81250 ParBERT Installation Guide, May 2004...

  • Page 75: Testing Parbert's Integrity

    Note that these tests refer to the presently operated system. If you have multiple ParBERT systems installed, repeat the tests for each of these systems. The tests are located in the System pull-down menu, as shown in the following figure. Figure 41 System Menu Agilent 81250 ParBERT Installation Guide, May 2004 5-25...
  • Page 76 • Interrupted VXI backplane connections • Wrong master-slave cable connections The System Selftest returns the current firmware revisions of the modules and the types of installed frontends. Figure 42 System Selftest Results 5-26 Agilent 81250 ParBERT Installation Guide, May 2004...
  • Page 77 BIOS of a module needs to be updated. You can use this function, if you have disabled the Check Module Version checkbox in the Agilent 81250 Configuration tool. Note that Check Module Version should always be enabled on the ParBERT controller PC. Agilent 81250 ParBERT Installation Guide, May 2004 5-27...
  • Page 78 5 Putting ParBERT into Operation Testing ParBERT’s Integrity 5-28 Agilent 81250 ParBERT Installation Guide, May 2004...

  • Page 79: Changing The Parbert Hardware

    This table then has to be updated whenever the ParBERT configuration is changed. Table 2 Mainframe Configuration Table Slot Module ID Module name Logical address Serial number E8491B IEEE 1394 PC to VXI 12345678 E4805B Clock 23456789 Agilent 81250 ParBERT Installation Guide, May 2004...

  • Page 80: Removing A Module

    Do not pull off the giga clock cables with your fingers. In particular: Do not pull at the rubber coating! There is a risk that you inadvertently damage the connector of the module or cable. Agilent 81250 ParBERT Installation Guide, May 2004...

  • Page 81: How To Plug Out The Module

    2 Flip the module handles until the module moves. 3 Pull the module out of the mainframe. Agilent 81250 ParBERT Installation Guide, May 2004...

  • Page 82: Installing A Module

    In this case, you may leave empty slots before the additional clock modules. 3 Set the module’s logical address. 4 Plug the module into the mainframe. 5 Connect the module. Details Refer to the following sections. Agilent 81250 ParBERT Installation Guide, May 2004...

  • Page 83: How To Set The Logical Address

    When you are setting the logical address, ignore the numbers and ON/OFF information on the DIP switch—refer to the information printed on the module’s side cover. LOG IC AL ADDRE SS Figure 44 Module Address Switches Agilent 81250 ParBERT Installation Guide, May 2004...
  • Page 84 An embedded controller PC has a logical address of “0”. For master mainframes with VXI bus extender, the Agilent E1482B module or National Instruments VXI-MXI-2 module has a logical address of “2”. See also “Expanding Systems with Embedded Controller” on page 7-23. Agilent 81250 ParBERT Installation Guide, May 2004...

  • Page 85: How To Plug In The Module

    2 Using a 2-mm pozidrive or flathead screwdriver, secure the module to the mainframe with the two retaining screws on the top and bottom of the module front panel. Agilent 81250 ParBERT Installation Guide, May 2004...

  • Page 86: How To Connect The Module

    Remove the binders from the clock distribution cables. – Connect the additional master clock distribution cable. – 3 If you have a system with the E4809A 13 GHz clock module, connect also the giga clock distribution cables. Agilent 81250 ParBERT Installation Guide, May 2004...
  • Page 87 Not following these instructions can result in severe damage of the clock or data module. It can also result in unobtrusive damage of the cable connector which may then destroy another clock or data module when it is plugged in. Agilent 81250 ParBERT Installation Guide, May 2004...
  • Page 88 This ensures optimum access to the connectors and protects the cables from stress and damage. 6-10 Agilent 81250 ParBERT Installation Guide, May 2004...
  • Page 89 Clock Distribution of a 7G/13.5G System For small systems, one clamp holder at the clock module may suffice, as illustrated below. Figure 49 Clock Distribution of two 7G/13.5G Systems in one Mainframe Agilent 81250 ParBERT Installation Guide, May 2004 6-11...

  • Page 90: How To Open A Module

    To eliminate the risk of damaging the product accidentally, it is strongly recommended that you do not open any module of a ParBERT 43/45G system. To open a module: 1 Take electrostatic precautions (e. g. wear a grounded wriststrap). 6-12 Agilent 81250 ParBERT Installation Guide, May 2004...

  • Page 91: Adding Or Changing Frontends

    In addition, generator frontends consist of one PC board whereas analyzer frontends require an additional receiver board. A special case are the E4835A 675 Mbit/s analyzer frontends which are always installed in pairs. Here, two frontends share one receiver board. Agilent 81250 ParBERT Installation Guide, May 2004 6-13...
  • Page 92 Generator Frontend of an E4861A Module Figure 52 Analyzer Frontend of an E4861A Module Figure 53 Generator Frontend of an E4861B Module Figure 54 Analyzer Frontend of an E4861B Module Details Refer to the following sections. 6-14 Agilent 81250 ParBERT Installation Guide, May 2004...

  • Page 93: How To Remove A Frontend

    2 Open the module as described in “How to Open a Module” on page 6-12. 3 Locate the srews that hold the frontend in place. Mounting screws Generator frontend Analyzer frontend Figure 55 Frontends in an E4861A Module Agilent 81250 ParBERT Installation Guide, May 2004 6-15...
  • Page 94 Frontends in an E4861B Module 2 Using the Torx T-10 size screwdriver, remove the mounting screws. There are three screws for the frontend, and two or three screws for the receiver board (analyzer frontends only). 6-16 Agilent 81250 ParBERT Installation Guide, May 2004...
  • Page 95 3 Lift off the frontend from the module, as shown in the figure below. If you are removing an analyzer frontend, make sure that you also remove its receiver board. Analyzer frontend Receiver board Figure 57 Removing a 2.7 Gbit/s Analyzer Frontend Agilent 81250 ParBERT Installation Guide, May 2004 6-17...

  • Page 96: How To Install A Frontend

    Its front panel has to be aligned with the front panel of the module, and it has to be aligned with the contacts on the main board. C ontacts Figure 58 Frontend Contacts of an E4861A Module 6-18 Agilent 81250 ParBERT Installation Guide, May 2004...
  • Page 97 5 Attach the label that was delivered with the frontend at the side of the module. 6 Re-install the module, as described in “Installing a Module” on page 6-4 . 7 Finish the configuration according to “How to Proceed After Changing the Hardware” on page 6-22. Agilent 81250 ParBERT Installation Guide, May 2004 6-19...

  • Page 98: Installing The Trigger Input Pod

    2 Remove the clock module from the mainframe as described under “Removing a Module” on page 6-2. 3 Open the clock module, as described under “How to Open a Module” on page 6-12. 6-20 Agilent 81250 ParBERT Installation Guide, May 2004...
  • Page 99 Contact the Agilent support if you need additional probe leads for the trigger pod. The required part number is 16520-62102. You need to remove the leads from the probe adapter header before plugging them into the pod housing. Agilent 81250 ParBERT Installation Guide, May 2004 6-21...

  • Page 100: How To Proceed After Changing The Hardware

    This means adjusting the instrument connectors and compensating for internal and external delays. See How to Adjust the Instrument Connectors and How to Compensate for Internal and External Delays in the ParBERT System User Guide or in the online Help. 6-22 Agilent 81250 ParBERT Installation Guide, May 2004...

  • Page 101: Special Parbert Systems

    ParBERT controller (a PC built up as a 2-slot VXI module). Installing ParBERT 43/45G Systems The Agilent 81250 ParBERT 43G is a special solution for stimulating and analyzing electrical 16:1 OC-768 multiplexers and 1:16 demultiplexers at data rates of 2.7 Gbit/s and 43.2 Gbit/s.

  • Page 102: Components Of Parbert 43/45G Systems

    DUT (1.85 mm to 1.85 mm) • One 15446A 8-line trigger input pod • E4875A ParBERT software A 43/45G pattern generator system looks as illustrated in the figure below. Figure 62 ParBERT 43/45G Pattern Generator Bundle Agilent 81250 ParBERT Installation Guide, May 2004...
  • Page 103 (SMA to MCX), and a cable pair to connect to the DUT (1.85 mm to 1.85 mm) • E4875A ParBERT software A 43/45G error detector system appears as illustrated in the figure below. Figure 63 ParBERT 43/45G Error Detector Bundle Agilent 81250 ParBERT Installation Guide, May 2004...

  • Page 104: Setting Up Parbert 43/45G Systems

    PC. Do not interconnect their clock modules. Note that these are independent ParBERT systems, not master-slve configrations. to controller PC Figure 64 Configuration for Testing Multiplexers and Demultiplexers Agilent 81250 ParBERT Installation Guide, May 2004...
  • Page 105 PC by starting the user interface twice. This can be done manually or automatically (specified with the ParBERT Configuration tool, see “How to Specify Startup Settings” on page 5-14). Agilent 81250 ParBERT Installation Guide, May 2004...

  • Page 106: Converting Parbert 43/45G To A Basic Parbert

    Figure 65 ParBERT 43/45G MUX and DEMUX Modules The generators and analyzers can be disconnected from the MUX or DEMUX module. When this is done, they can be used for generating or Agilent 81250 ParBERT Installation Guide, May 2004...
  • Page 107 You can align the connectors, attach your test cables, and compensate for cable and propagation delays. Agilent 81250 ParBERT Installation Guide, May 2004...
  • Page 108 4 After power on, run the Agilent 81250 Configuration tool and activate the “Build Systems” function. CAUTION Never attempt to operate an E4868B MUX or E4869B DEMUX module in a general-purpose ParBERT system! These modules are highly susceptible to overvoltage and electrostatic discharge. Agilent 81250 ParBERT Installation Guide, May 2004...

  • Page 109: Parbert 43/45G Extensions

    16 generator/analyzer channels. In such cases it is recommended to add a third frame in the middle between the pattern generators and the analyzers. This frame should house the MUX and DEMUX modules. Agilent 81250 ParBERT Installation Guide, May 2004...
  • Page 110 Such a configuration is depicted in the following figure. to controller PC DUT position (working height) Figure 67 Setup Using More than 16 Data Modules A setup like this can hold a total of up to 22 data generator/analyzer modules. 7-10 Agilent 81250 ParBERT Installation Guide, May 2004...

  • Page 111: Making Clock Connections

    Subrate clk out: :n, n = 1…255 Divide 19.5 .. 21.6 GHz, 9.5 .. 10.8 GHz, 2.375 ..2.7 / 593.75 .. 675 MHz 43.2G Pattern Generator Bundle Figure 68 Using the Built-in Clock Module Agilent 81250 ParBERT Installation Guide, May 2004 7-11...
  • Page 112 9.5 .. 10.8 GHz, 2.375 .. 2.7 GHz 2.375 .. 2.7 GHz 43.2G Error 43.2G Pattern Detector Bundle Generator Bundle Figure 69 Using the DUT Clock for the Generator and Clock Data Recovery (CDR) 7-12 Agilent 81250 ParBERT Installation Guide, May 2004...
  • Page 113 Figure 70 Using an External Clock Generator The connection of the pulse generator to the DUT and from there to the CLOCK/REF INPUT of the clock module helps to eliminate undesired signal delays. Agilent 81250 ParBERT Installation Guide, May 2004 7-13...

  • Page 114: Installing Optical Modules

    Laser Notice No. 50, dated 2001-July-26. E4810A E4883A Laser type VSCEL 8585-3060 Wavelength 850 nm 1550 nm Max. CW output power * <2 mW <40 mW Beam waist diameter 50 µm 9 µm 7-14 Agilent 81250 ParBERT Installation Guide, May 2004...
  • Page 115 The following labels are attached to the module: Figure 71 Labels on Laser Modules Agilent 81250 ParBERT Installation Guide, May 2004 7-15...

  • Page 116: Installing E4810A/E4811A Electrical-Optical Modules

    Connections of an E4810A Electrical-Optical Module This data generator module consists of an electrical signal generator and an electrical-to-optical (E/O) converter. The electrical signal generator can provide a differential signal. 7-16 Agilent 81250 ParBERT Installation Guide, May 2004...
  • Page 117 OUT connectors of the O/E converter to the IN connectors of the data analyzer. In addition, the O/E converter has an external cable connection between the optical sensor and the comparator. This makes it possible to inspect Agilent 81250 ParBERT Installation Guide, May 2004 7-17...
  • Page 118 Figure 73 External Connections of an E4811A Module If you wish to use an external electrical signal filter, insert it between F-OUT and F-IN. 7-18 Agilent 81250 ParBERT Installation Guide, May 2004...

  • Page 119: Installing E4882A O/E And E4883A E/O Converter Modules7-19

    Optical ParBERT 43/45G systems are shipped with special E488X software and an additional user manual. Consult this manual when you are setting up an optical ParBERT 43/45G system. For example, the converter modules require special VXI addresses. Agilent 81250 ParBERT Installation Guide, May 2004 7-19...
  • Page 120 Connect its RZ CLOCK IN to the 10.8 GHz OUTPUT of the MUX module. WARNI NG Do not look directly into the optical connector or the open end of a connected fiber when the laser is active. 7-20 Agilent 81250 ParBERT Installation Guide, May 2004...

  • Page 121: Installing The 10.8 Gbit/S Booster Module

    It is to be connected through cables between the E4866A data generator and the DUT. NOTE Remember that a ParBERT system, controlled by a master clock module (this is clockgroup one), ignores all modules following an empty slot. Agilent 81250 ParBERT Installation Guide, May 2004 7-21...
  • Page 122 The figure above shows an N4868A module with option #001. It has two frontends and can thus be connected in differential mode to two E4866A 10.8 Gbit/s data generator modules. 7-22 Agilent 81250 ParBERT Installation Guide, May 2004...

  • Page 123: Expanding Systems With Embedded Controller

    2 Set the logical addresses of the additional VXI bus extender modules to “128” (expander frame 1) or “192” (expander frame 2) and install them in slot 0 of the expander frames. Agilent 81250 ParBERT Installation Guide, May 2004 7-23...
  • Page 124 2. Plug the cables onto the connectors of the first expander frame. Connect one cable between the upper connector of the VXI extender module and the other one between the lower. 7-24 Agilent 81250 ParBERT Installation Guide, May 2004...
  • Page 125 Expanding Systems with Embedded Controller 7 Special ParBERT Systems 6 For a master-slave configuration: Install the synchronization cables and clock distribution cables as described in “Interconnecting Slave Mainframes” on page 4-6. Agilent 81250 ParBERT Installation Guide, May 2004 7-25...
  • Page 126 7 Special ParBERT Systems Expanding Systems with Embedded Controller 7-26 Agilent 81250 ParBERT Installation Guide, May 2004...

  • Page 127: Troubleshooting The Parbert Installation

    ParBERT, and provides some basic tips for correcting them. NOTE This chapter provides only tips for troubleshooting the ParBERT components from Agilent Technologies. If there are problems from any external equipment, you have to check the user documentation of this equipment.

  • Page 128: Problems After Changing The Hardware

    Address” on page 6-5. Ensure also that the modules are correctly plugged into the VXI frame. The front panels of all modules together must form a plane, uniform surface. Tighten the arresting screws. Agilent 81250 ParBERT Installation Guide, May 2004...
  • Page 129 You may also check the file dvtits.txt in the database subdirectory \cfg. It is recommended to open both files, dvtsys.txt and dvtits.txt, and to inspect them in parallel. Dvtsys.txt defines the available systems, dvtits.txt provides the details. Agilent 81250 ParBERT Installation Guide, May 2004...

  • Page 130: Problems With Clockgroups

    See How to Adjust the Instrument Connectors and How to Compensate for Internal and External Delays in the Agilent 81250 ParBERT System User Guide or in the online Help. Problems with Clockgroups Check the following if you have problems setting up clockgroups:...
  • Page 131 When you set up a single system with several clock modules, it is important that there is only one clock source. You have to set up a module as a master clock generator. See “Interconnecting Slave Mainframes” on page 4-6 for more information. Agilent 81250 ParBERT Installation Guide, May 2004...
  • Page 132 8 Troubleshooting the ParBERT Installation Problems with Clockgroups Agilent 81250 ParBERT Installation Guide, May 2004...

  • Page 133: Controlling Parbert Remotely

    The E8491B PC link to VXI product includes an 82350A GPIB interface card. If you have installed this card in the controller PC, you can connect ParBERT to your General Purpose Instrument Bus (GPIB). The Agilent I/O libraries provide the necessary device driver. Agilent 81250 ParBERT Installation Guide, May 2004...
  • Page 134 If you wish to check or change GPIB parameters, please see the online Help and refer to the Agilent 81250 ParBERT System User Guide. TI P For debugging purposes, it can be useful to enable the ParBERT user interface even in controlled mode.

  • Page 135: Controlling Parbert Via Lan

    The Graphical User Interface Configuration window appears. 6 Connect to the ParBERT firmware server (see “How to Select the Firmware Server” on page 5-20). Note that you can only connect to an active firmware server within your LAN node. Agilent 81250 ParBERT Installation Guide, May 2004...
  • Page 136 For information on VXI plug&play, click Start ― Programs ― vxipnp ― Agilent 81200 Help. For remote programming, refer also to the Agilent 81250 Programming Note and the Agilent 81250 LAN Programming Guide. Agilent 81250 ParBERT Installation Guide, May 2004...

  • Page 137: Appendix

    Appendix Please pay attention to the Declaration of Conformity and the Site Attenuation Requirements. Agilent 81250 ParBERT Installation Guide, May 2004 10-1...

  • Page 138: Declaration Of Conformity

    Appendix Declaration of Conformity Declaration of Conformity 10-2 Agilent 81250 ParBERT Installation Guide, May 2004...
  • Page 139 Declaration of Conformity Appendix Agilent 81250 ParBERT Installation Guide, May 2004 10-3...

  • Page 140: Site Attenuation Requirements

    Appendix Site Attenuation Requirements Site Attenuation Requirements 10-4 Agilent 81250 ParBERT Installation Guide, May 2004...
  • Page 141 Site Attenuation Requirements Appendix Agilent 81250 ParBERT Installation Guide, May 2004 10-5...
  • Page 142 Appendix Site Attenuation Requirements 10-6 Agilent 81250 ParBERT Installation Guide, May 2004...
  • Page 143 How to configure the IEEE 1394 and Unpacking ParBERT 2-17 Connecting the synchronization GPIB interfaces cables to the master How to install the ParBERT user E4805B/E4808A clock distribution software E4809A clock distribution Agilent 81250 ParBERT Installation Guide, May 2004 Index-1...
  • Page 144 Problems after changing the Config tool hardware Starting the ParBERT user software Problems at the power-on selftest 5-18 Testing ParBERT’s integrity 5-25 Problems with clockgroups Remote control Unpacking ParBERT 2-17 Removing a module VISA Index-2 Agilent 81250 ParBERT Installation Guide, May 2004...
  • Page 146 Copyright Agilent Technologies 2004 Printed in Germany May 2004 81250-91010 Agilent Technologies...

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