Agilent Technologies 89410A Getting Started Manual

Vector signal analyzer with w-cdma capability
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Agilent Technologies 89410A Getting Started Guide
Agilent Technologies Part Number 89410-90092
Printed in U.S.A.
For instruments with firmware version A.08.00
Print Date: May 2000
© Agilent Technologies 1994,1995, 2000. All rights reserved.
8600 Soper Hill Road Everett, Washington 98205-1209 U.S.A.
This software and documentation is based in part on the Fourth
Berkeley Software Distribution under license from The Regents of the
University of California. We acknowledge the following individuals and
institutions for their role in the development: The Regents of the
University of California.

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Summary of Contents for Agilent Technologies 89410A

  • Page 1 Printed in U.S.A. For instruments with firmware version A.08.00 Print Date: May 2000 © Agilent Technologies 1994,1995, 2000. All rights reserved. 8600 Soper Hill Road Everett, Washington 98205-1209 U.S.A. This software and documentation is based in part on the Fourth Berkeley Software Distribution under license from The Regents of the University of California.
  • Page 2 The Agilent 89410A at a Glance...
  • Page 3 AY7 to select display options for that data. (second input channel) is not installed. For more details on the HP 89410A front panel, display the online help topic “Front Panel”. See the chapter “Using Online Help” if you are not familiar with using the online help index.
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  • Page 5 Failure to comply with these precautions or with specific warnings elsewhere in this manual violates safety standards of design, manufacture, and intended use of the instrument. Agilent Technologies, Inc. assumes no liability for the customer’s failure to comply with these requirements.
  • Page 6 FUSES Only fuses with the required rated current, voltage, and specified type (normal blow, time delay, etc.) should be used. Do not use repaired fuses or short-circuited fuse holders. To do so could cause a shock or fire hazard. DO NOT OPERATE IN AN EXPLOSIVE ATMOSPHERE Do not operate the instrument in the presence of flammable gases or fumes.
  • Page 7 Safety Symbols Warning, risk of electric shock Caution, refer to accompanying documents Alternating current Both direct and alternating current Earth (ground) terminal Protective earth (ground) terminal Frame or chassis terminal Terminal is at earth potential. Standby (supply). Units with this symbol are not completely disconnected from ac mains when this switch is off...
  • Page 8 Notation Conventions Before you use this book, it is important to understand the types of keys on the front panel of the analyzer and how they are denoted in this book. Hardkeys Hardkeys are front-panel buttons whose functions are always the same. Hardkeys have a label printed directly on the key.
  • Page 9 Agilent 89410A. To Learn More About the Agilent 89410A You may need to use other books in the Agilent 89410A manual set. See the “Documentation Roadmap” at the end of this book to learn what each book contains.
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  • Page 11: Table Of Contents

    Table of Contents 1 Using Online Help To learn about online help 1-2 To display help for hardkeys and softkeys 1-3 To display a related help topic 1-4 To select a topic from the help index 1-5 2 Making Simple Noise Measurements To measure random noise 2-2 To measure band power 2-3 To measure signal to noise ratios 2-4...
  • Page 12 6 General Tasks To set up peripherals. 6-2 To print or plot screen contents 6-3 To save data with an internal or RAM disk 6-4 To recall data with an internal or RAM disk 6-5 To format a disk 6-6 To create a math function 6-7 To use a math function 6-8 To display a summary of instrument parameters 6-9...
  • Page 13: Using Online Help

    Using Online Help You can learn about your analyzer from online help which is built right into the instrument and is available to you any time you use the analyzer. This section shows you how to use online help to learn about specific keys or topics. You can use online help in conjunction with other documentation to learn about your analyzer in depth, or you can refresh your memory for keys you seldom use.
  • Page 14: To Learn About Online Help

    Using Online Help To learn about online help Enter the online help system: Press [ Help Display online help for the [ ] hardkey: Help Press [ ] on the numeric keypad. Use the knob or the up-arrow or down-arrow keys to move through the pages. Quit online help: Press [ Help...
  • Page 15: To Display Help For Hardkeys And Softkeys

    Using Online Help To display help for hardkeys and softkeys This example displays topics related to triggering. Enter the online help system: Press [ Help Display help for a hardkey: Press [ Trigger Use the knob or the up and down arrow keys to page through the topic. Select a softkey topic: Press [ ], [...
  • Page 16: To Display A Related Help Topic

    Using Online Help To display a related help topic This example displays topics related to saving and recalling. Enter the online help system: Press [ Help Display help for a hardkey: Press [ Save/Recall Scroll with the knob to highlight the Math topic. Select that topic: Press [ Return to previous topics:...
  • Page 17: To Select A Topic From The Help Index

    Using Online Help To select a topic from the help index Enter the online help system: Press [ Help Display the index: Press [ Turn the knob to select the topic you want help on for faster paging press and hold the up-arrow or down-arrow keys then use the knob to select a topic.
  • Page 19: Making Simple Noise Measurements

    Making Simple Noise Measurements This chapter shows you how to make typical noise measurements. In this example, we will be making random noise, band power noise, and signal to noise measurements.
  • Page 20: To Measure Random Noise

    Making Simple Noise Measurements To measure random noise Initialize the analyzer: Press [ Preset Select a power spectral density measurement: Press [ ], [ ] (select with a 2-channel analyzer). Measurement Data Configure the measurement and display: Press [ ], [ Average average on Press [...
  • Page 21: To Measure Band Power

    Making Simple Noise Measurements To measure band power Initialize the analyzer: Press [ Preset Select video averaging: Press [ ], [ Average average on Press [ ], 50, [ num averages enter Press [ ], [ average type rms (video) Start an averaged measurement: Press [ Meas Restart...
  • Page 22: To Measure Signal To Noise Ratios

    Making Simple Noise Measurements To measure signal to noise ratios Initialize the analyzer: Press [ Preset Supply a signal from the internal source: Connect the SOURCE output to the CHANNEL 1 input with a BNC cable. Press [ ], [ ], [ ], 5, [ Source...
  • Page 23 Making Simple Noise Measurements Change to a normalized noise measurement: Toggle to [ power ratio C/No The display should appear as below. The grid lines have been turned off to highlight the band power markers. The carrier-to-noise and carrier-to-normalized-noise marker measurements require that the standard (diamond shaped) marker be on the signal peak as a reference.
  • Page 24: To Measure Adjacent-Channel Power

    Making Simple Noise Measurements To measure adjacent-channel power This task shows an additional method of measuring adjacent-channel power. The method shown on the previous page is preferred when carriers are represented by a single tone. This second method is used when carriers are heavily modulated or are defined over a band.
  • Page 25: Using Gating To Characterize A Burst Signal

    Using Gating to Characterize a Burst Signal This chapter uses the time gating feature to analyze a multi-burst signal which is provided on the Signals Disk which accompanies the analyzer’s Operator’s Guide. Time gating allows you to isolate a portion of a time record for further viewing and analysis.
  • Page 26: To Use Time Gating

    Using Gating to Characterize a Burst Signal To Use Time Gating First we’ll look at the spectrum of the signal and see that three components exist. Then we’ll look at the time display of the burst signal and analyze each burst separately to determine which spectral components exist in each burst.
  • Page 27 Using Gating to Characterize a Burst Signal Configure the display and the measurement: Press [ ], [ ], [ ], [ Display 2 grids more display setup grids off Press [ ], [ ], [ ] (toggle to on a 2-channel analyzer). Measurement Data main time Press [...
  • Page 29: Measuring Relative Phase

    Measuring Relative Phase This section shows you how to make typical relative phase measurements on modulated carrier signals. In this example, you measure the phase of sidebands on AM and PM signals relative to the carrier. The test signals are provided on the Signals Disk which accompanies the Operator’s Guide.
  • Page 30: To Measure The Relative Phase Of An Am Signal

    Measuring Relative Phase To measure the relative phase of an AM signal Initialize the analyzer: Press [ Preset Load AM and PM signals from the Signals Disk into registers and play the AM signal through the source: Insert the Signals Disk in the internal disk drive. Use the BNC cable to connect the SOURCE to the CHANNEL 1 input.
  • Page 31 Measuring Relative Phase Activate two traces: Press [ ], [ ] (two Active Trace LEDs are now turned on) Shift Turn on marker coupling and zero the offset marker on the carrier: Press [ ], [ Marker couple mkrs on Press [ ], [ ] to place the marker on the carrier peak,...
  • Page 32: To Measure The Relative Phase Of An Pm Signal

    Measuring Relative Phase To measure the relative phase of an PM signal Continue from “To measure the relative phase of an AM signal.” Replace the arbitrary source AM signal with the PM signal in register D2: Press [ ], [ ], [ ], [ Source...
  • Page 33: Characterizing A Filter

    Characterizing a Filter This section shows you how to make a typical network measurement. In this example, we will be characterizing a 4.5 MHz bandpass filter.
  • Page 34: To Set Up A Frequency Response Measurement

    Characterizing a Filter To set up a frequency response measurement Note This measurement can only be performed with a 2-channel analyzer—you must have option AY7. Using a BNC “T” adapter or power splitter and BNC cables, connect the analyzer’s SOURCE to the CHANNEL 1 input directly and to the CHANNEL 2 input through a filter as shown in the illustration below.
  • Page 35 Characterizing a Filter Configure the source and measurement for a frequency response measurement: Press [ ], [ Source source on Press [ ], [ source type periodic chirp Press [ ], (bottom softkey) Return Press [ ], .5, [ Vrms]. level Press [ ], [...
  • Page 36: To Use The Absolute Marker

    Characterizing a Filter To use the absolute marker Continue from “To set up a frequency response measurement.” Move the marker to the largest part of the frequency response trace: Press [ ], [ Marker⇒ marker to peak Press [ ], [ Shift Marker Move the marker with the knob to view the absolute gain/loss of this particular...
  • Page 37: To Use The Relative Marker

    Characterizing a Filter To use the relative marker Continue from “To set up a frequency response measurement” or from “Using the absolute marker.” Move the marker to the largest part of the frequency response trace if it is not already there: Press [ ], [ Shift...
  • Page 38: To Use The Search Marker

    Characterizing a Filter To use the search marker Complete “To set up a frequency response measurement” or continue from one of the previous marker measurements. Move the marker to the largest part of the frequency response trace if it is not already there: Press [ ], [...
  • Page 39: To Display Phase

    Characterizing a Filter To display phase Complete “To set up a frequency response measurement” or continue from one of the previous marker measurements. Display a second trace: Press [ ], [ Display 2 grids Activate the second trace and define it as a frequency response measurement: Press [ ], [ ], [...
  • Page 40: To Display Coherence

    Characterizing a Filter To display coherence Complete “To set up a frequency response measurement” or continue from one of the previous measurements. Display a second trace: Press [ ], [ Display 2 grids Activate the second trace and select a coherence measurement: Press [ ], [ ], [...
  • Page 41: General Tasks

    General Tasks This chapter shows you how to perform various common tasks. These include setting up and using peripherals and defining and using math functions. 6 - 1...
  • Page 42: To Set Up Peripherals

    General Tasks To set up peripherals. You may connect peripherals to four ports—one GPIB port, two serial ports, and one parallel port. GPIB peripherals may include printers, plotters, and external disk drives. Supported serial devices are plotters and printers. Certain printers are parallel devices.
  • Page 43: To Print Or Plot Screen Contents

    General Tasks To print or plot screen contents Set up your printer or plotter if you haven’t already done so. Select the output format and device type: Press [ ], [ ] and select the desired format. Plot/Print output fmt Press [ ] and select a device if you want other than the default.
  • Page 44: To Save Data With An Internal Or Ram Disk

    General Tasks To save data with an internal or RAM disk You may save trace data, instrument states, trace math functions, instrument BASIC programs, and time-capture buffers. Select the default disk: Press [ ], [ Save/Recall default disk Press [ ], [ ] or [ nonvolatile RAM disk...
  • Page 45: To Recall Data With An Internal Or Ram Disk

    General Tasks To recall data with an internal or RAM disk You may recall trace data, instrument states, trace math functions, instrument BASIC programs, and time-capture buffers. Select the default disk: Press [ ], [ Save/Recall default disk Press [ ], [ ] or [ nonvolatile RAM disk...
  • Page 46: To Format A Disk

    General Tasks To format a disk Select the disk drive you want to format: Press [ ], [ Disk Utility default disk Press the softkey corresponding to the disk drive you want to format. Press [ ], [ Return format disk Select appropriate parameters for your disk drive (disk type, interleave etc.).
  • Page 47: To Create A Math Function

    General Tasks To create a math function In this section you learn how to create a math function which inverts a signal. Initialize the analyzer: Press [ Preset Define a constant: Press [ ], [ ], [ Math define constant define K1 Press [ ], 1, [...
  • Page 48: To Use A Math Function

    General Tasks To use a math function In this section you learn how to apply a a math function to a signal. This task assumes that you have completed “To create a math function.” Initialize the analyzer: Press [ Preset Provide an averaged signal from the internal source: Connect the SOURCE to the CHANNEL 1 input with a BNC cable Press [...
  • Page 49: To Display A Summary Of Instrument Parameters

    General Tasks To display a summary of instrument parameters Press [ View State Press [ ] or [input/source state]. measurement state These summaries reflect the current states of important measurement, input, and source parameters. You may use these summaries to: quickly check the current setup document the setup (The list can be printed or plotted.) You will note that the contents of the measurement state differ depending on...
  • Page 51: Preparing The Analyzer For Use

    Preparing the Analyzer for Use...
  • Page 52 Preparing the Analyzer for Use This chapter contains instructions for inspecting and installing the HP 89410A DC-10 MHz Vector Signal Analyzer. This chapter also includes instructions for cleaning the screen, transporting and storing the analyzer. Power Requirements The analyzer can operate from a single-phase ac power source supplying voltages as shown in the table.
  • Page 53 Warning DO NOT interrupt the protective earth ground or ‘’float’’ the Agilent 89410A DC-10 MHz Vector Signal Analyzer. This action could expose the operator to potentially hazardous voltages. The analyzer is equipped with a three-conductor power cord which grounds the analyzer when plugged into an appropriate receptacle.
  • Page 54 Preparing the Analyzer for Use *The number shown for the plug is the industry identifier for the plug only, the number shown for the cable is an Agilent part number for a complete cable including the plug. **UL listed for use in the United States of America. Warning The power cable plug must be inserted into an outlet provided with a protective earth terminal.
  • Page 55: To Do The Incoming Inspection

    Preparing the Analyzer for Use To do the incoming inspection The Agilent 89410A DC-10 MHz Vector Signal Analyzer was carefully inspected both mechanically and electrically before shipment. It should be free of marks or scratches, and it should meet its published specifications upon receipt.
  • Page 56 Preparing the Analyzer for Use Set the analyzer’s power switch to on. Press the ‘’ ‘’ symbol end of the rocker-switch located on the analyzer’s lower left-hand corner. The analyzer requires about 15 seconds to complete its power-on routine. Test the electrical performance of the analyzer using the operation verification or the performance tests in chapter 2, ‘’Verifying Specifications’’...
  • Page 57: To Install The Analyzer

    Protect the analyzer from moisture and temperatures or temperature changes that cause condensation within the analyzer. The operating environment specifications for the analyzer are listed in the Agilent 89410A Technical Data publication in the beginning of the Installation and Verification Guide. Caution Use of the equipment in an environment containing dirt, dust, or corrosive substances will drastically reduce the life of the disk drive and the flexible disks.
  • Page 58: To Change The Line-Voltage Selector Switch

    Preparing the Analyzer for Use To change the line-voltage selector switch The line-voltage selector switch is set at the factory to match the most commonly used line voltage in the country of destination. Unplug the power cord from the analyzer. Slide the line voltage selector switch to the proper setting for the local line voltage.
  • Page 59: To Change The Fuse

    Preparing the Analyzer for Use To change the fuse The fuse is installed at the factory to match the most commonly used line voltage in the country of destination. Unplug the power cord from the analyzer. Using a small screw driver, press in and turn the fuse holder cap counter-clockwise.
  • Page 60: To Connect The Analyzer To A Lan

    Preparing the Analyzer for Use To connect the analyzer to a LAN Analyzers with option UFG, 4 megabyte extended RAM and additional I/O, have a ThinLAN and AUI (attachment unit interface) port for connecting the analyzer to the LAN (local area network). Set the power switch to off ( Connect the ThinLAN BNC cable to the ThinLAN port or the appropriate media access unit (MAU) to the AUI port.
  • Page 61: To Connect The Analyzer To A Parallel Device

    Preparing the Analyzer for Use To connect the analyzer to a parallel device The Parallel Port is a 25-pin, Centronics port. The Parallel Port can interface with PCL printers or HP-GL plotters. Connect the analyzer’s rear panel PARALLEL PORT connector to a plotter or printer using a Centronics interface cable.
  • Page 62: To Connect The Analyzer To An External Monitor

    Preparing the Analyzer for Use To connect the analyzer to an external monitor The External Monitor connector is a 15-pin connector with standard VGA pinout. The External Monitor connector can interface with an external, multi-scanning monitor. The monitor must have a 25.5 kHz horizontal scan rate, a 60 Hz vertical refresh rate, and must conform to EIA-343-A standards.
  • Page 63: To Connect The Optional Frequency Reference

    Preparing the Analyzer for Use To connect the optional frequency reference The analyzer may be connected to the precision frequency reference (option AY5). The precision frequency reference is a 10 MHz high stability frequency reference with an amplitude of approximately +5 dBm. For ease of upgrading, the OVEN REF OUT connector is installed even when option AY5 is not installed.
  • Page 64: To Connect The Optional Keyboard

    Preparing the Analyzer for Use To connect the optional keyboard The analyzer may be connected to an optional external keyboard. The keyboard remains active even when the analyzer is not in alpha entry mode. This means that you can operate the analyzer using the external keyboard rather than the front panel.
  • Page 65 Preparing the Analyzer for Use Caution In addition to the U.S. English keyboard, the Agilent 89410A DC-10 MHz Vector Signal Analyzer supports U.K. English, German, French, Italian, Spanish, and Swedish. Use only the Agilent Technologies approved keyboard for this product. Agilent Technologies does not warrant damage or performance loss caused by a non-approved keyboard.
  • Page 66: To Clean The Screen

    To prevent damage to the screen, do not use cleaning solutions other than the above. To store the analyzer Store the analyzer in a clean, dry, and static free environment. For other requirements, see environmental specifications in the Agilent 89410A Technical Data publication in the beginning of your Installation and Verification Guide. 7-16...
  • Page 67: To Transport The Analyzer

    Containers and materials identical to those used in factory packaging are available through Agilent Technologies offices. If returning the analyzer to Agilent Technologies for service, attach a tag describing the following: Type of service required...
  • Page 68: If The Analyzer Will Not Power Up

    Preparing the Analyzer for Use If the analyzer will not power up Check that the power cord is connected to the Agilent 89410A and to a live power source. Check that the front-panel switch is on ( Check that the voltage selector switch is set properly.
  • Page 69 Index autostate file HT creating HT 16QAM demodulation, example OP 8-1 recalling HT 2-channels averaging HT digital demod OP 6-12 about averaging HT video demod OP 7-15 auto correlation traces HT 32QAM signal, example OP 9-2 available averaging functions HT cross correlation traces HT A,B,C,D LEDs HT cross spectrum traces HT...
  • Page 70 Index band-selectable measurements OP 14-3 block diagrams HT See also zoom measurements analog demodulation OP 15-3, HT bandwidth arbitrary source HT See information bandwidth ch1 + j*ch2 receiver HT See noise equivalent bandwidth connectors, front panel HT See resolution bandwidth connectors, rear panel HT See window bandwidth digital demodulation OP 17-3, HT...
  • Page 71 Index center frequency HT setting center frequency HT data comment header HT setting with the marker HT data format hardkey HT signal tracking HT data registers HT centronics port GS 7-11 about data registers HT ch1 + j*ch2 receiver HT displaying data-register contents HT changing numeric parameters HT removing HT...
  • Page 72 Index demodulation, digital (continued) demodulation, video HT error-vector magnitude trace HT about video demodulation HT example OP 8-1 block diagram OP 18-3 eye diagram HT capabilities OP 18-2 filtering OP 17-16, HT carrier frequency error (in symbol filters, user defined OP 9-6 table) HT formatting displays OP 17-7 carrier locking OP 17-8, OP 18-8, HT...
  • Page 73 Index detection OP 14-12, HT error & status messages HT about detection HT error analysis normal detector HT digital demod OP 8-12 positive peak detector HT video demod OP 8-12 sample detector HT error summaries deviation (FSK) HT video demod OP 8-8 diagnostics softkey HT error vector, example OP 8-12 digital demodulation...
  • Page 74 Index firmware version, displaying HT FSK (continued) FM demodulation FSK reference HT algorithm OP 15-12 magnitude error (in symbol table) HT example OP 1-7, OP 3-4 setting the span to symbol rate ratio HT FM demodulation, using HT state definitions HT fonts HT See also demodulation, digital formatting a disk GS 6-6...
  • Page 75 Index HP-IB installing options HT about the HP-IB HT instantaneous spectrum HT addressable only HT instrument mode hardkey HT devices, setting up GS 6-2 interface HP-IB address: analyzer HT HP-IB GS 7-11 HP-IB address: external devices HT LAN GS 7-10 HP-IB address: external disk drive HT parallel GS 7-11 HP-IB address: external receiver HT...
  • Page 76 Index line voltage markers (continued) required GS 7-2 marker into start frequency HT selector switch GS 7-8 marker into stop frequency HT linear averaging multiple traces HT See time averaging offset GS 5-5 lines offset marker, zeroing HT See frequency points offset markers, repositioning HT lines, defined HT offset markers, using HT...
  • Page 77 Index measurement state GS 6-9, HT online help GS 1-1 recalling HT See Help hardkey saving HT options, installing HT measurement time OP 14-2, OP 14-10, options, temporary HT OP 14-17 origin offset measurements HT See demodulation, digital continuing HT output filter on/off softkey HT displaying the measurement-state output z softkey (source) HT...
  • Page 78 Index plotting (continued) printing (continued) output to file HT setting the HP-IB address HT plot speed HT starting HT selecting an output device HT PROBE POWER connectors HT selecting display items HT problems, digital/video demod HT setting P1/P2 HT PSD measurements HT setting the HP-IB address HT PSK (phase shift keying) HT specifying line types HT...
  • Page 79 Index recalling (continued) result length spectrogram displays OP 5-16 digital demod OP 6-8, OP 17-14 trace GS 3-2, HT video demod OP 7-13 waterfall displays OP 5-16 result length softkey HT receiver HT rms averaging about receivers HT See averaging HP-IB address: external receiver HT root raised cosine filters OP 17-17 using an external receiver HT...
  • Page 80 Index search length, in digital demod source hardkey HT OP 17-14 source type softkey HT self test HT source, setup example GS 5-3 long confidence test HT span HT quick confidence test HT arbitrary spans HT self-test log HT cardinal spans HT serial 1/serial 2 connectors HT coupling to main length HT serial devices, setting up GS 6-2...
  • Page 81 Index start frequency HT system interconnect GS 7-11 setting start frequency HT SYSTEM INTERCONNECT setting with the marker HT connector HT starting a measurement HT state definitions HT talk LED HT See display state definitions TDMA See input state See NADC See measurement state Telnet, about HT stop frequency HT...
  • Page 82 Index time record (continued) traces (continued) FILLING TIME RECORD HT time-domain data HT gate length HT trace boxes HT main length HT See also display real vs. complex data HT See also grids time record length transporting GS 7-17 and memory OP 14-19 trellis diagram, using HT defined OP 14-16 trigger HT...
  • Page 83 Index video averaging OP 14-3 video demodulation x-axis scaling See demodulation, video See scaling video filtering OP 14-3 X-axis, scaling and markers OP 8-7 view state GS 6-9 x-axis, scaling with markers HT volatile RAM disk X-Windows, LAN use OP 10-7 See disk drives X11 display, using voltage selector switch GS 7-8...
  • Page 85 Agilent 89400-Series Documentation Roadmap If you are thinking about... And you want to... Then read the analyzer’s... Install the analyzer, or do operation Installation and Verification Guide Unpacking and installing verification or performance verification the analyzer tests Make your first measurements with Getting Started Guide Getting started your new analyzer...
  • Page 87 Web at: or contact your nearest http://www.agilent.com/services/English/index.html regional office listed below. If you are contacting Agilent Technologies about a problem with your Agilent 89410A Vector Signal Analyzer, please provide the following information: Model number: Agilent 89410A Serial number:...

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