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HP 8753ES, Инструкция по установке и быстрому запуску

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2-2

Chapter 2

Quick Start: Learning How to Make Measurements

Introduction

Introduction

The information and procedures in this chapter teach you how to make measurements and
what to do if you encounter a problem with your analyzer. The following sections are
included:

• Front Panel

• Measurement Procedure

• Learning to Make Transmission Measurements

• Learning to Make Reflection Measurements

• If You Encounter a Problem

Содержание 8753ES

Страница 1: ...Installation and Quick Start Guide HP 8753ES Option 011 Network Analyzer HP Part Number 08753 90478 Printed in USA Print Date August 1999 ...

Страница 2: ...ard to this material including but not limited to the implied warranties of merchantability and fitness for a particular purpose Hewlett Packard shall not be liable for errors contained herein or for incidental or consequential damages in connection with the furnishing performance or use of this material Copyright 1999 Hewlett Packard Company ...

Страница 3: ...for Hewlett Packard products For any assistance contact your nearest Hewlett Packard sales or service office See Table 2 1 on page 2 26 for the nearest office Safety Notes The following safety notes are used throughout this manual Familiarize yourself with each of the notes and its meaning before operating this instrument WARNING Warning denotes a hazard It calls attention to a procedure which if ...

Страница 4: ...ruption is prohibited CAUTION Ventilation Requirements When installing the instrument in a cabinet the convection into and out of the instrument must not be restricted The ambient temperature outside the cabinet must be less than the maximum operating temperature of the instrument by 4 C for every 100 watts dissipated in the cabinet If the total power dissipated in the cabinet is greater than 800 ...

Страница 5: ...finitions The Programmer s Guide provides general HP IB programming information a command reference and example programs The Programmer s Guide contains a CD ROM with example programs The CD ROM provides the Installation and Quick Start Guide the User s Guide the Reference Guide and the Programmer s Guide in PDF format for viewing or printing from a PC The Service Guide provides information on cal...

Страница 6: ...vi ...

Страница 7: ... 6 Back Up the EEPROM Disk 1 27 Description 1 27 Equipment 1 27 EEPROM Backup Disk Procedure 1 27 2 Quick Start Learning How to Make Measurements Introduction 2 2 Analyzer Front Panel 2 3 Measurement Procedure 2 5 Step 1 Choose measurement parameters with your test device connected 2 5 Step 2 Make a measurement calibration 2 5 Step 3 Measure the device 2 5 Step 4 Output measurement results 2 5 Lea...

Страница 8: ...viii Contents ...

Страница 9: ...1 1 1 Installing Your Analyzer ...

Страница 10: ...tall your analyzer and confirm the correct operation by following the steps below 1 Verify the shipment 2 Familiarize yourself with the analyzer front and rear panels 3 Meet electrical and environmental requirements 4 Configure the analyzer 5 Verify the analyzer operation 6 Back up the EEPROM disk ...

Страница 11: ...est Hewlett Packard office or sales representative A list of HP sales and service offices is provided in Table 2 1 on page 2 26 1 Unpack the contents of all the shipping containers WARNING The analyzer weighs approximately 45 pounds 20 4 kilograms Use correct lifting techniques 2 Carefully inspect the analyzer to ensure that it was not damaged during shipment ...

Страница 12: ...ion 08753 90478 1 Installation and Quick Start Guide 08753 90479 2 User s Guide 08753 90480 3 Reference Guide 08753 90475 4 Programmer s Guide 08753 90469 5 CD ROM 08753 10013 6 EEPROM Backup Disk unique to country 7 AC power cable 5062 9216 8 Rack Flange Kit Option 1CM only 5062 9236 8 Rack Flange Kit with Handles Option 1CP only 5062 9229 8 Front Handle Kit standard ...

Страница 13: ...utton See the figure below If the line switch is mistakenly pushed the instrument will be turned off losing all settings and data that have not been saved 1 LINE power on off switch 8 RESPONSE function block 2 Display 9 ACTIVE CHANNEL keys 3 Disk drive 10 ENTRY block 4 Disk eject button 11 INSTRUMENT STATE function block 5 Softkeys 12 key 6 key 13 PROBE POWER connectors 7 STIMULUS function block 1...

Страница 14: ...NAL AM connector 3 RS 232 interface 13 EXTERNAL TRIGGER connector 4 KEYBOARD input mini DIN 14 TEST SEQUENCE 5 Power cord receptacle with fuse 15 LIMIT TEST 6 Line voltage selector switch 16 MEASURE RESTART 7 Fan 17 TEST SET I O INTERCONNECT 8 10 MHZ PRECISION REFERENCE OUTPUT 18 Serial number plate 9 10 MHZ REFERENCE ADJUST 19 EXTERNAL MONITOR VGA 10 EXTERNAL REFERENCE INPUT connector Option 1D5 ...

Страница 15: ...0 VA maximum 3 Ensure the operating environment meets the following requirements 4 Verify that the power cable is not damaged and that the power source outlet provides a protective earth contact 0 to 55 C 95 relative humidity at 40 C non condensing 15 000 feet 4 500 meters altitude Some analyzer performance parameters are specified for 25 C 5 C Refer to the Reference Guide for information on the e...

Страница 16: ...emperature of the analyzer for every 100 watts dissipated in the cabinet If the total power dissipated in the cabinet is 800 watts then you must provide forced convection 6 Set up a static safe workstation Electrostatic discharge ESD can damage or destroy electronic components static control table mat and earth ground wire HP part number 9300 0797 wrist strap cord HP part number 9300 0980 wrist st...

Страница 17: ... Configure the Analyzer This step shows you how to set up your particular analyzer configuration S parameter test set configuration T R test set configuration Option 1D5 configuration high stability frequency reference printer or plotter configuration rack mount configuration ...

Страница 18: ...he Analyzer To Configure the Analyzer with an S Parameter Test Set 1 Connect type N cables and test set interconnect cable as shown These cables are supplied with the test set 2 Connect 7 mm cables and optional adapter s if you are using other connector types ...

Страница 19: ...e T R test set has been discontinued and is no longer available for purchase The following information is provided for customers who have previously purchased one To Configure an Analyzer with a High Stability Frequency Reference Option 1D5 Connect 7 mm cables DUT and type N cables shown Connect the jumper cable on the analyzer rear panel as shown ...

Страница 20: ...e 2 If you are using the parallel interface press and toggle until your choice of or appears If you choose the parallel port is dedicated for normal copy device use printers or plotters If you choose the parallel port is dedicated for general purpose I O The analyzer controls the data input or output through the sequencing capability of the analyzer Local PARALLEL COPY GPIO COPY GPIO ...

Страница 21: ...shown as an example It will only appear if you select Similar interface choices will appear if you select If you select the HP IB address selection is active Enter the HP IB address of your printer or plotter followed by If you have already selected the choice for the parallel port configuration you must also select in this menu in order to generate a hardcopy SET ADDRESSES PRINTER PORT PLOTTER PO...

Страница 22: ...00 2400 4800 9600 19200 6 Also if you will be using the serial port you must toggle the transmission control handshaking protocol until your choice of or appears equal to the transmission control set on the peripheral The printer menu is shown as an example It will only appear if you select NOTE Transmission control for plotters is set programmatically sets transmission on transmission off softwar...

Страница 23: ...choice1 appears Choose your printer type from these HP printers except for HP DeskJet 540 and Deskjet 850C for use with HP DeskJet 540 and Deskjet 850C converts 100 dpi raster information to 300 dpi raster format Choose for Epson compatible printers ESC P2 printer control language 1 For a current printer compatibility guide consult the web page at http www hp com go pcg PLTR TYPE PLOTTER HPGL PRT ...

Страница 24: ...etting and activating the time stamp feature so the analyzer places the time and date on your hardcopies and disk directories 10 Press each of the following softkeys to set the date and time followed by 11 Press when the time is exactly as you have set it System SET CLOCK x1 ROUND SECONDS ...

Страница 25: ...r for Bench Top or Rack Mount Use There are three kits available for the analyzer instrument front handles kit standard HP part number 5062 9229 cabinet flange kit without front handles Option 1CM HP part number 5062 9216 cabinet flange kit with front handles Option 1CP HP part number 5062 9236 ...

Страница 26: ...tems within the kit handles flanges screws etc are not individually available 2 Remove the side trim strips 2 front handles 6 screws 2 trim strips 3 Attach the handles to the sides of the front panel using three screws for each handle 4 Place the new trim strip over the screws on the handles WARNING If an instrument handle is damaged you should replace it immediately Damaged handles can break whil...

Страница 27: ...ndles to the Analyzer Option 1CM 1 Ensure that the cabinet flange kit is complete 2 Remove side trim strips 2 cabinet mount flanges 6 screws 3 Attach the cabinet flanges to the sides of the front panel using three screws for each flange 4 Remove the feet and the tilt stands before cabinet mounting the instrument ...

Страница 28: ...ront handles 6 screws 3 Attach the cabinet mount flanges and the handles to the sides of the front panel using three screws per side Attach the flanges to the outside of the handles 4 Remove the feet and the tilt stands before cabinet mounting the instrument WARNING If an instrument handle is damaged you should replace it immediately Damaged handles can break while you are moving or lifting the in...

Страница 29: ...ould fail any of the following tests call the nearest HP sales or service office to determine the type of warranty you have If repair is necessary send the analyzer and the EEPROM backup disk to the nearest HP service center with a description of any failed test and any error message Ship the analyzer using the original packaging materials Returning the analyzer in anything other than the original...

Страница 30: ... 5 Verify the Analyzer Operation To View the Installed Options 1 Cycle the AC power using the LINE switch or press 2 Locate the serial number and configuration options Compare them to the shipment documents System SERVICE MENU FIRMWARE REVISION ...

Страница 31: ...nstalling Your Analyzer STEP 5 Verify the Analyzer Operation To Initiate the Analyzer Self Test 1 Cycle the AC power using the LINE switch 2 Watch for the following indications that the analyzer is operating correctly ...

Страница 32: ... Type N Attenuator HP 8491A B C Option 020 Power Splitter HP 11667A 1 Connect the equipment as shown 2 Press 3 Follow the prompts shown on the analyzer display and then press 3 Press Follow the prompts shown on the analyzer display and then press Preset System SERVICE MENU TESTS 21 x1 EXECUTE TEST CONTINUE EXECUTE TEST CONTINUE ...

Страница 33: ...ristics to avoid a degradation in frequency response at higher frequencies 2 To check the forward transmission mode for channel 2 press 3 Look at the measurement trace displayed on the analyzer It should be similar to the trace below 4 To check the reverse transmission mode for channel 2 press The measurement trace should be similar to the trace below Preset Chan 2 Meas Trans FWD S21 B R Meas Tran...

Страница 34: ... measurement trace displayed on the analyzer It should be similar to the trace below 3 To check the reverse reflection mode for channel 1 press The measurement trace should be similar to the trace shown below 4 If you are ready to start making measurements continue with the next chapter Quick Start Learning How to Make Measurements Preset Meas Refl REV S22 B R ...

Страница 35: ...isk eject button If the line switch is mistakenly pushed the instrument will be turned off losing all settings and data that have not been saved EEPROM Backup Disk Procedure 1 Press 2 Insert a 3 5 inch disk into the analyzer disk drive 3 If the disk is not formatted press To format a LIF disk select The supplied EEPROM backup disk is LIF The analyzer does not support LIF HFS format To format a DOS...

Страница 36: ...e name must be a letter When finished press 6 Label the disk with the serial number of the instrument the date and the words EEPROM Backup Disk NOTE Whenever the analyzer is returned to Hewlett Packard for servicing and or calibration the EEPROM backup disk should be returned with the analyzer This will significantly reduce the instrument repair time 7 The EEPROM backup disk procedure is now compl...

Страница 37: ...2 1 2 Quick Start Learning How to Make Measurements ...

Страница 38: ...d procedures in this chapter teach you how to make measurements and what to do if you encounter a problem with your analyzer The following sections are included Front Panel Measurement Procedure Learning to Make Transmission Measurements Learning to Make Reflection Measurements If You Encounter a Problem ...

Страница 39: ...a traces measurement annotation and softkey labels 3 Disk drive This 3 5 inch drive allows you to store and recall instrument states and measurement results for later analysis 4 Disk eject button This button ejects the disk from the disk drive 5 Softkeys These keys provide access to menus that are shown on the display 6 key This key returns the previous softkey menu shown on the display 7 STIMULUS...

Страница 40: ...oller mode limit testing external source mode tuned receiver mode frequency offset mode test sequence function harmonic measurements Option 002 time domain transform Option 010 HP IB STATUS indicators are also included in this block 12 key This key returns the instrument to either a known factory preset state or a user preset state that can be defined Refer to the Preset State and Memory Allocatio...

Страница 41: ... connecting the DUT to the analyzer Choose the settings that are appropriate for the intended measurement measurement type S11 for example frequencies number of points power measurement trace format Make adjustments to the parameters while you are viewing the device response Step 2 Make a measurement calibration Press the key to begin to perform a measurement calibration using a known set of stand...

Страница 42: ...ers where appropriate CAUTION Damage may result to the device under test if it is sensitive to the analyzer s default output power level To avoid damaging a sensitive DUT be sure to set the analyzer s output power to an appropriate level before connecting the DUT to the analyzer Figure 2 2 Device Connections for a Transmission Measurement 3 Choose the following measurement settings 4 Look at the d...

Страница 43: ...ollowing options Choose if you want to save the calibration results and instrument state to the analyzer s memory Choose if you want to save the calibration results and instrument state to the disk that is in the analyzer s internal disk drive Choose if you want to save the calibration results and instrument state to the disk that is in an optional external disk drive that is configured to the ana...

Страница 44: ...ence level reference position or the scale division 3 Press and turn the front panel knob to place the marker at a frequency of interest Read the device s insertion loss to 0 001 dB resolution as shown in Figure 2 4 The analyzer shows the frequency of the marker location in the active entry area upper left corner of display The analyzer also shows the amplitude and frequency of the marker location...

Страница 45: ...ant to store the raw data ratioed and averaged but no error correction on disk with the instrument state Toggle to ON if you want to store the formatted data on disk with the instrument state Toggle to ON if you want to store user graphics on disk with the instrument state Toggle to ON if you want to only store the measurement data of the device under test The analyzer will not store the instrumen...

Страница 46: ...ative method is to press which should put you very close to the center of the passband You can also position the marker by entering a frequency location for example press 6 Press to zero the delta marker magnitude and frequency this sets the delta marker reference The 3 dB points will be relative to this marker The softkey label changes to to show you that the delta reference point is the small sy...

Страница 47: ...ner of the display This value is the difference between the maximum power in the passband and the power in the rejection band that is one of the peaks in the rejection band Figure 2 6 Example Measurement of Out of Band Rejection NOTE You can use the marker search mode to search the trace for the maximum point or for any target value The target value can be an absolute level for example 3 dBm or a ...

Страница 48: ...nd turn the front panel knob to move marker 1 to the left edge of the passband 3 Press to change the marker 1 position to the delta reference point 4 Press and turn the front panel knob to move marker 2 to the right edge of the passband 5 Press Toggle to ON The analyzer calculates the mean standard deviation and peak to peak variation between the reference marker and the active marker and lists th...

Страница 49: ... are terminated in their characteristic impedance for example 50Ω or 75Ω If you do not terminate unused ports reflections from these ports will cause measurement errors Figure 2 8 on page 2 14 illustrates two ways to terminate an unused device port with the proper characteristic impedance The signal reflected from the device under test is measured as a ratio of the reflected energy versus the inci...

Страница 50: ...t power level To avoid damaging a sensitive DUT be sure to set the analyzer s output power to an appropriate level before connecting the DUT to the analyzer Figure 2 8 Connections for Reflection Measurements 3 Choose the following measurement parameters 4 Look at the device response to determine if these are the measurement parameters that you want For example if the trace is noisy you may want to...

Страница 51: ...hould always be made for the sex that represents the test port For example if the test port had a male type N connector you would connect the female type N calibration device But when you follow the prompts on the analyzer to measure a short calibration standard you would select or the sex that represents the test port CAUTION To ensure an accurate error correction you must connect the calibration...

Страница 52: ...lter and the analyzer impedances are better matched within the frequency range of the filter passband than outside the passband That is the reflected signal is smaller within the filter passband than outside the passband In terms of return loss the value within the passband is larger than outside the passband A large value for return loss corresponds to a small reflected signal just as a large val...

Страница 53: ... Figure 2 11 Use an optional keyboard to type the title or Use the front panel knob and the softkey menu to select each letter of the title 3 Press when you finish creating the measurement title The title appears on the upper left corner of the analyzer display 4 Press to set up the analyzer as the controller If you are using an HP IB printer ensure that there is not another controller on the bus ...

Страница 54: ... Measuring Reflection Coefficient 1 Press to recall the calibrated reflection measurement that you saved earlier in this procedure 2 Press so the analyzer shows the same data in terms of reflection coefficient as shown in Figure 2 12 The units mU displayed on the analyzer are milli units where units or U is used to indicate that the parameter is unitless as opposed to dB in log magnitude format Fo...

Страница 55: ...tio SWR Press so the analyzer shows the same data in terms of standing wave ratio SWR as shown in Figure 2 13 Now the analyzer shows the measurement data in the unitless measure of SWR where SWR 1 perfect match at the bottom of the display Figure 2 13 Example Standing Wave Ratio Measurement Trace Format SWR Scale Ref AUTO SCALE ...

Страница 56: ...90 180 and 90 correspond to the 12 o clock 9 o clock and 6 o clock positions on the polar display respectively 3 Press 4 Turn the front panel knob to position the marker at any desired point on the trace then read the frequency linear magnitude and phase in the upper right hand corner of the display Choose if you want the analyzer to show the linear magnitude and the phase of the marker Choose if ...

Страница 57: ... impedance is 6 4729 j7 5569 Ω This is the default Smith chart marker The marker annotation also gives the series inductance or capacitance 132 87 pF in this example The complex impedance is capacitive in the bottom half of the Smith chart display and is inductive in the top half of the display Choose if you want the analyzer to show the linear magnitude and the phase of the reflection coefficient...

Страница 58: ...an inverse Smith chart graticule and the marker information to read admittance press As shown in Figure 2 16 the marker reads admittance data in the form G jB where G is conductance and B is susceptance both measured in units of Siemens equivalent to mhos the inverse of ohms Also shown is the equivalent parallel capacitance or inductance Figure 2 16 Example Admittance Measurement Trace G jB MKR ...

Страница 59: ...ne voltage selector switch is in the appropriate position 230 V 115 V for your available power supply Check that the analyzer AC line fuse is not open WARNING For continued protection against fire hazard replace the fuse with the same type and rating Refer to Figure 2 17 to remove the fuse from the power module You can use a continuity light or an ohmmeter to check the fuse An ohmmeter should read...

Страница 60: ...abled after you press the key To return to normal entry mode press any function key that has a numeric parameter associated with it for example Check that none of the keys are stuck Check that the selected function key accepts data For example accepts data but does not Check that the analyzer s R HP IB STATUS light is not illuminated If the analyzer s R HP IB STATUS light is illuminated a test seq...

Страница 61: ...plying external modulation AM to the analyzer check the external modulating signal or external gate trigger signals for problems CAUTION If the error message CAUTION OVERLOAD ON INPUT X POWER REDUCED appears on the analyzer display too much source power is being applied at the input In such a case the input power will need to be reduced before the source power will remain on If phase lock error me...

Страница 62: ...nersh Triangle Wokingham Berkshire RG41 5DZ England 44 118 9696622 INTERCON FIELD OPERATIONS Headquarters Hewlett Packard Company 3495 Deer Creek Rd Palo Alto CA 94304 1316 USA 415 857 5027 Japan Hewlett Packard Japan Ltd 9 1 Takakura Cho Hachioji Tokyo 192 Japan 81 426 60 2111 Australia Hewlett Packard Australia Ltd 31 41 Joseph Street Blackburn Victoria 3130 61 3 895 2895 Singapore Hewlett Packa...

Страница 63: ... 2 4 B channel connectors 2 4 disk drive 2 3 disk eject button 2 3 display 2 3 entry block 2 4 instrument state function block keys 2 4 line switch 2 3 Preset key 2 4 probe power source connectors 2 4 R channel connectors 2 4 response function block keys 2 3 Return key 2 3 RF OUT connectors 2 4 softkeys 2 3 stimulus function block keys 2 3 M making measurements 2 1 2 22 measurement procedure 2 5 c...

Страница 64: ...shipment verifying 1 3 smith chart 2 21 smith chart format measuring 2 21 softkeys location 2 3 S parameter test set configuration 1 10 standing wave ratio SWR measuring 2 19 stimulus function block keys location 2 3 T T R test set configuration 1 11 transmission measurements 2 6 2 12 3 dB bandwidth 2 10 6 dB bandwidth 2 11 choosing the measurement parameters 2 6 insertion loss 2 8 measuring inser...

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