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R&S ZVH Cable and Antenna Analyzer

1. Configuring the internal DC bias For both ports you can also activate an internal DC bias gt Inthe Instrument Setup dialog box select the Internal DC Bias item gt Press the ENTER key A dropdown menu to turn the internal DC bias on and off opens Internal DC Bias Off Select the port for the internal DC bias gt Confirm the selection with the ENTER key The voltage range is from 12 V to 32 V in 1 V steps gt Inthe Instrument Setup dialog box select the Internal DC Bias Level Volt item gt Press the ENTER key Internal DC Bias Level Volt 12V P Set the internal DC bias level you need The unit is Volt Risk of damage to the DUT Be careful when using the DC bias as it may damage the DUT 2 6 2 Configuring the GPS Receiver The R amp S ZVH can locate your exact position if you equip it with the HS Z240 GPS receiver order number 1309 6700 02 To work with the GPS receiver connect it to the AUX input GPS reference frequency Note that the reference frequency is automatically adjusted as soon as the GPS receiver function is enabled and there is a fix connection with enough satellites Quick Start Guide 1309 6900 12 02 23 R amp S ZVH Putting into Operation AAA eee Configuring the R amp S ZVH The Instrument Setup dialog box provides all settings necessary to configure the GPS receiver GPS GPS Enabled Show GPS Information Enabled Coordinate Format ddd mm ss sss
2. 1309 6217 00 insert it into the slot until it audibly clicks into place Remove the SD card by pressing it in and then pulling it out 3 6 1 Saving Measurement Results gt Press the SAVE RECALL key gt Press the Save softkey The R amp S ZVH opens the file manager dialog box Save Dataset 0102 00 2212 Stat Mame Publico Dataseto li MDatasetDol set E kB 01 02 2000 2211 atasctiil set E kif 01 02 2000 2212 Datasetb d set El hB 02 2900 22 12 Save o Refresh 1 Available data sets and folder structure 2 Data set name input field 3 Remaining memory on selected data storage 4 File manager softkey menu gt Specify a name for the data set in the input field of the dialog box with the number keys In addition v moves the cursor to the left 4 moves it to the right and the BACK key deletes a character You can either overwrite a data set that already exists by selecting it from the available data sets with the cursor keys or edit the name of an existing data set with the cursor keys and the numeric keys or Quick Start Guide 1309 6900 12 02 93 R amp S ZVH Getting Started A Saving and Recalling Results and Settings create a new data set by entering a new name with the numeric keys gt Select the storage medium you want to use gt Press the Save softkey The R amp S ZVH saves the data set 3 6 2 Recalling Measurement Results Use the R amp S ZVH recall function to review p
3. 3 3 1 Handling e The battery has been designed for a specific application Do not use it for any other application e Do not connect batteries in series or parallel as it can cause serious damage e Observe correct polarities during installation and charging e To charge the battery only use the R amp S ZVH or the R amp S HA Z203 external battery charger Other chargers can cause serious damage to the battery electronics e Do not heat over 70 C The battery contains thermal fuses that could activate and render the battery inoperable e he battery contains an electronic device for protection against deep discharge overcharge and short circuiting between the terminals f you cannot discharge the battery it may be deep discharged Charge the battery for 0 5 hours and check again Quick Start Guide 1309 6900 12 02 12 R amp S ZVH Putting into Operation Setting up the R amp S ZVH f you cannot charge the battery it may be overcharged Discharge the battery and check again fthe battery has been short circuited charge it to reset the electronics If the battery still does not work contact the Rohde amp Schwarz customer support Do not apply pressure that will deform the battery Do not expose the battery to heat or flames Do not disassemble or modify the battery Do not expose the battery to direct sunlight for extended periods of time Do not short circuit the battery Do not allow metallic objects to come in
4. Auto Low Distortion mode The main difference between the two modes is that the attenuation level is 5 to 10 dB higher in case of Auto Low Distortion than it is for Auto Low Noise In the default state Auto Low Distortion is active gt Press the SCALE AMPT key gt Press the RF Att Amp Imp softkey P Select either the Auto Low Noise or Auto Low Distortion menu item The R amp S ZVH shows the current attenuation level in the hardware settings overview Att caption The currently active menu item has a green background 22 05 08 16 58 e RBW 3MHz SWT 214ms Trace Clear Write VBW 3 MHz Trig Free Run Detect Auto Peak RF Attenuation Man kl ALL i 75 0 RAZ 75 Q RAZ Center 3 2 GHz 75 Q FSH Z38 Level Ref Pos Offset Amp Imp ducer You can also set the attenuation manually The R amp S ZVH provides attenuation in the range from O to 40 dB in 5 dB steps P Press the SCALE AMPT key gt Press the RF Att Amp Imp softkey Quick Start Guide 1309 6900 12 02 45 R amp S ZVH Getting Started Using the Spectrum Analyzer Option R amp S ZVH K1 gt Select either the Man 0 dB menu item The R amp S ZVH opens an input field to define the attenuation The R amp S ZVH provides several methods to fill in input fields e directly with the number keys e with the rotary knob e with the cursor keys While you can enter any number you want with the number keys using the rotary kn
5. Press the MARKER key The R amp S ZVH activates a marker and puts it on the maximum value on the trace 2 BW 100kHz SWT 35 ms Trig Free Run 13 56 m 13 32 dB Center 4 00005 GHz Cable Length 2 a TR HA IN RRRRRRRRRRRRRERRERRERRERUN Ref Range Scale Adjust Ref Pos Power A blue vertical line represents the position of the marker on the horizontal axis e g the frequency A small blue horizontal dash represents the marker position on the vertical axis e g the level The R amp S ZVH shows the coordinates of all markers in a table above the diagram Selecting the measurement format By default the R amp S ZVH shows the magnitude of the cable fault For some result displays you can also select other measurement formats gt Press the FORMAT SPAN key gt Press the softkey labelled with the measurement format you want to see Measuring the cable loss In addition to the distance to the cable fault you might also be interested in the loss that the cable has over a particular frequency span P Press the MEAS key gt Press the Cable Loss softkey The R amp S ZVH now shows how much power is lost for a particular frequency span Using markers you can determine the magnitude of the cable loss for any particular frequency Quick Start Guide 1309 6900 12 02 42 R amp S ZVH Getting Started Measuring Transmissions Option R amp S ZVH K39 28 01 Ref 0 0 dB s BW 100kHz SWT 20ms Trig Free Run 8
6. a PC Found New Hardware Wizard Welcome to the Found New Hardware Wizard This wizard helps you install software for NH If your hardware came with an installation CD lt 6 or floppy disk insert it now What do you want the wizard to do Install the software automatically Recommended Install from a list or specific location Advanced Click Next to continue Required USB drivers Note that you have to install the R amp S ZVHView software on the PC Only then can the hardware wizard find the necessary drivers for the USB connection If successful the wizard reports that the software for the new hardware has been installed after a few seconds gt Complete the installation with the Finish button gt Start R amp S ZVHView on the PC gt Select the USB tab in the Instrument Connect dialog box Instrument Connect FSS USB LAN Dataset i IP Configuration Nam IP Address Dus 172 16 10 10 P USB only 1 instance Cancel Help J gt Select the R amp S ZVH connection gt Confirm the selection with the Connect button R amp S ZVH IP address O The R amp S ZVH internally emulates a LAN connection The IP address displayed by R amp S ZVHView for the USB connection is for information only It is fixed to 172 16 10 10 and cannot be changed A A A A LILLLLLLLLLLLLLLILLLLLLI Quick Start Guide 1309 6900 12 02 35 R amp S Z
7. a lower shell The two shells are held together by tape The packaging contains all accessories that are supplied with the instrument e Undo the tape and unpack the R amp S ZVH e Remove the R amp S ZVH and its accessories e Remove the protective film from the screen USB cable LAN cable AC adapter AC plug country specific Upper shell R amp S ZVH Lower shell Lithium ion battery SD card reader CD ROM Quick start guide 2200 d OO P GO h A o Quick Start Guide 1309 6900 12 02 7 R amp S ZVH Putting into Operation Overview of Controls 2 2 Overview of Controls 1 RF input N connector 2 Headphone jack 3 BNC connectors behind protective cap 4 LAN and Mini USB ports behind protective cap 5 Softkey labels on display 6 Softkeys 7 Function keys 8 Alphanumeric keypad 9 Kensington lock 10 DC port 11 On Off key 12 Entry keys 13 Unit keys 14 Cursor keys 15 Preset key 16 Rotary knob 17 Screenshot key 18 Setup key 19 Display 20 SD card slot USB port behind protective cap 21 Tracking generator output N connector 22 Power sensor jack Quick Start Guide 1309 6900 12 02 8 R amp S ZVH Putting into Operation Setting up the R amp S ZVH 2 3 Setting up the R amp S ZVH The R amp S ZVH has been designed for lab operation as well as for service and maintenance applications on site Depending on the environment you can adjust the viewing angle of the display and either lay
8. amp S ZVH gt Proceed with the Continue softkey After the calibration the R amp S ZVH shows that it is calibrated by displaying CAL gt Reconnect the filter to the ports of the R amp S ZVH The R amp S ZVH now shows the characteristics of the highpass filter Ref 0 0 dB BW 10 kHz s Att 0 dB Trig Free Run 38 MHz 13 36 dBm 12 39 dBm Stop 100 MHz Cable Loss DTF List Config RRE ODHDo A P I A HAALB BDmAB LLGI G LZZE Quick Start Guide 1309 6900 12 02 44 R amp S ZVH Getting Started AAA AENA AAA IA Using the Spectrum Analyzer Option R amp S ZVH K1 3 4 Using the Spectrum Analyzer Option R amp S ZVH K1 Equipped with option R amp S ZVH K1 order number 1309 6823 02 the R amp S ZVH is able to perform spectrum measurements This chapter provides a short overview of the first steps of the measurements you can perform with the R amp S ZVH gt Press the MODE key gt Press the Spectrum Analyzer softkey The R amp S ZVH turns on spectrum analyzer mode 3 4 1 Attenuating the Signal You can attenuate the signal to a suitable level either manually or automatically In case of automatic attenuation the level of attenuation at the RF input depends on the current reference level The R amp S ZVH provides two ways of automatic attenuation For the highest possible sensitivity it provides the Auto Low Noise attenuation mode For the lowest possible intermodulation it provides the
9. be protected against penetration by liquids If the necessary precautions are not taken the user may suffer electric shock or the product itself may be damaged which can also lead to personal injury Prior to cleaning the product disconnect it completely from the power supply e g AC supply network or battery Use a soft non linting cloth to clean the product Never use chemical cleaning agents such as alcohol acetone or diluents for cellulose lacquers Operation 1 Operating the products requires special training and intense concentration Make sure that persons who use the products are physically mentally and emotionally fit enough to do so otherwise injuries or material damage may occur It is the responsibility of the employer operator to select suitable personnel for operating the products Before you move or transport the product read and observe the section titled Transport As with all industrially manufactured goods the use of substances that induce an allergic reaction allergens such as nickel cannot be generally excluded If you develop an allergic reaction such as a skin rash frequent sneezing red eyes or respiratory difficulties when using a Rohde amp Schwarz product consult a physician immediately to determine the cause and to prevent health problems or stress Before you start processing the product mechanically and or thermally or before you take it apart be sure to read and pay special attention t
10. cable models etc Instead it will reinstall all the datasets that have been available after delivery Risk of data loss All datasets you have saved will be deleted during a factory reset gt Inthe Instrument Setup dialog box select the Reset to Factory Settings item Reset to Factory Settings gt Press the ENTER key The R amp S ZVH initiates the reset procedure and shows a warning message box Reset to Factory Defaults All saved datasets will be lost Press YES to continue press NO to cancel If you press Yes the R amp S ZVH performs the reset During the reboot it shows an information window If you press No the R amp S ZVH aborts the reset Quick Start Guide 1309 6900 12 02 30 R amp S ZVH Putting into Operation Connecting the R amp S ZVH to a PC 2 7 Connecting the R amp S ZVH to a PC The R amp S ZVH comes with the R amp S ZVHView software package lt is made to document measurement results create limit lines or channel tables etc on your PC You can set up a connection between the R amp S ZVH and R amp S ZVHView either via its LAN port or its mini USB port You have to install the R amp S ZVHView software on the PC before the connection is made To do this place the CD ROM supplied in the CD drive From the autostart menu select the R amp S ZVHView menu item to install the software Follow the instructions on the screen Firewall settings If no connection can be established between
11. gt Confirm the selection with the Select softkey The currently active cable model is always shown in the display header You can also define new cable models on the R amp S ZVH or with the R amp S ZVHView software and then transfer them to the R amp S ZVH For more information see the operating manual In addition to the cable model you should also specify the maximum distance to the cable end gt Press the FREQ DIST key Press the Stop Dist softkey Quick Start Guide 1309 6900 12 02 40 R amp S ZVH Getting Started Identifying Cable Faults gt Enter the maximum distance of the cable you are testing The range is from 3 m 10 ft to 1500 m 4921 ft The unit depends on the regional settings It is either meter or feet For more information see Regional Settings on page 26 The R amp S ZVH uses the cable length to determine the optimal span for the measurement and for scaling the horizontal axis For best results the cable should be specified 2096 to 5096 longer than the actual cable length Calibrating the test setup Before connecting the cable you should calibrate the R amp S ZVH to get the best measurement results The R amp S ZVH provides several calibration methods for cable measurements For more information on the methods refer to the operating manual gt Press the CAL key The R amp S ZVH opens a menu that contains all available calibration methods gt Press the Full 1 Port softkey The R amp
12. nadie pueda ser da ado por l p ej al tropezar o por un choque el ctrico 4 Solamente est permitido el funcionamiento en redes de alimentaci n TN TT aseguradas con fusibles de 16 A como m ximo utilizaci n de fusibles de mayor amperaje solo previa consulta con el grupo de empresas Rohde amp Schwarz 5 Nunca conecte el enchufe en tomas de corriente sucias o llenas de polvo Introduzca el enchufe por completo y fuertemente en la toma de corriente La no observaci n de estas medidas puede provocar chispas fuego y o lesiones 6 No sobrecargue las tomas de corriente los cables alargadores o las regletas de enchufe ya que esto podr a causar fuego o choques el ctricos 7 En las mediciones en circuitos de corriente con una tensi n Uer gt 30 V se deber n tomar las medidas apropiadas para impedir cualquier peligro p ej medios de medici n adecuados seguros limitaci n de tensi n corte protector aislamiento etc 8 Para la conexi n con dispositivos inform ticos como un PC o un ordenador industrial debe comprobarse que stos cumplan los est ndares IEC60950 1 EN60950 1 o IEC61010 1 EN 61010 1 v lidos en cada caso 9 A menos que est permitido expresamente no retire nunca la tapa ni componentes de la carcasa mientras el producto est en servicio Esto pone a descubierto los cables y componentes el ctricos y puede causar lesiones fuego o dafios en el producto 10 En el caso de dispositivos fijos que no es
13. network the plug of the connecting cable is regarded as the disconnecting device In such cases always ensure that the power plug is easily reachable and accessible at all times corresponding to the length of connecting cable approx 2 m Functional or electronic switches are not suitable for providing disconnection from the AC supply network If products without power switches are integrated into racks or systems a disconnecting device must be provided at the system level Never use the product if the power cable is damaged Check the power cable on a regular basis to ensure that it is in proper operating condition By taking appropriate safety measures and carefully laying the power cable you can ensure that the cable will not be damaged and that no one can be hurt by for example tripping over the cable or suffering an electric shock The product may be operated only from TN TT supply networks fused with max 16 A higher fuse only after consulting with the Rohde amp Schwarz group of companies Do not insert the plug into sockets that are dusty or dirty Insert the plug firmly and all the way into the socket Otherwise sparks that result in fire and or injuries may occur Do not overload any sockets extension cords or connector strips doing so can cause fire or electric shocks For measurements in circuits with voltages Vms gt 30 V suitable measures e g appropriate measuring equipment fusing current limiting electrical
14. next measurement e repeat the current measurement e abort the measurement set After you have completed all actions defined in the measurement set save the results P Press the Save Meas Results softkey The R amp S ZVH saves the results in its internal memory The results for a measurement set consist of a number of files The files are stored in a directory that is named after the measurement name and site The syntax is sitename measurement Z Each file in the directory contains the results of one individual measurement that is part of the measurement set 3 1 4 Evaluating the Results Before you can evaluate the results you have to transfer the results back to the PC You can do so with the R amp S ZVHView software by using the Wizard Result Control El button To evaluate and interpret the results with a measurement report you have to use R amp S ZVHView again gt Select the Report Generator with the button With the report editor you can create measurement reports for the full measurement set or a selection of dataset only You can also analyze the results further by setting markers etc gt Add the results you want to include in the report by setting a checkmark or removing the checkmark in the report pane P Select the report format you would like gt Create the report with the Save button Quick Start Guide 1309 6900 12 02 38 R amp S ZVH Getting Started Identifying Cable Faults 3 2 Ide
15. open the battery e do not dispose of it in fire Quick Start Guide 1309 6900 12 02 13 R amp S ZVH Putting into Operation Connectors on the R amp S ZVH 2 4 Connectors on the R amp S ZVH The R amp S ZVH has several connectors The connectors are either on the upper left or right side 2 4 1 RF Input The RF input is located on the top of the R amp S ZVH Connect a cable or DUT to the RF input with an N connector Use a cable to connect the DUT to the R amp S ZVH if necessary Make sure not to overload the R amp S ZVH The maximum power that is permissible at the RF input is 20 dBm or 100 mW The R amp S ZVH may be loaded with up to 30 dBm or 1 W for up to three minutes If you apply 1 W for a longer period the R amp S ZVH may be destroyed The RF input is protected from static discharges and voltage pulses by a limiting circuit Risk of electrical shock In order to avoid electrical shock the DC input voltage you must never exceed the value specified on the housing Risk of damage to the R amp S ZVH To avoid damage to the coupling capacitor input attenuator or the mixer the DC input voltage must never exceed the value specified in the data sheet Quick Start Guide 1309 6900 12 02 14 R amp S ZVH Putting into Operation EE Connectors on the R amp S ZVH 2 4 2 Tracking Generator Output The tracking generator output is located on the top of the R amp S ZVH The tracking generator output power of
16. or collisions Never use the product in a moving vehicle if doing so could distract the driver of the vehicle Adequately secure the product in the vehicle to prevent injuries or other damage in the event of an accident Waste disposal 1 If products or their components are mechanically and or thermally processed in a manner that goes beyond their intended use hazardous substances heavy metal dust such as lead beryllium nickel may be released For this reason the product may only be disassembled by specially trained personnel Improper disassembly may be hazardous to your health National waste disposal regulations must be observed Informaciones Elementales de Seguridad Es imprescindible leer y observar las siguientes instrucciones e informaciones de seguridad El principio del grupo de empresas Rohde amp Schwarz consiste en tener nuestros productos siempre al d a con los est ndares de seguridad y de ofrecer a nuestros clientes el m ximo grado de seguridad Nuestros productos y todos los equipos adicionales son siempre fabricados y examinados seg n las normas de seguridad vigentes Nuestro sistema de garant a de calidad controla constantemente que sean cumplidas estas normas El presente producto ha sido fabricado y examinado seg n el certificado de conformidad adjunto de la UE y ha salido de nuestra planta en estado impecable seg n los est ndares t cnicos de seguridad Para poder preservar este estado y garantizar un funciona
17. performing the power measurement you should zero the power sensor For more information see Measuring the Power with a Power Sensor on page 49 After zeroing is done the R amp S ZVH outputs the message Power Sensor Zero OK and again shows the power sensor softkey menu gt Connect the R amp S FSH Z14 or R amp S FSH Z44 between the source and the load The R amp S ZVH displays the measured forward power in dBm and the SWR of the load 07 01 10 11 00 B Offset 0 0 dB Forwarded Power AVG MED dBm I L 25 35 Freq 200 MHz a e Freq Zero Ref Standard Display To get the best results you should also define the frequency of the signal For more information see Measuring the Power with a Power Sensor on page 49 Quick Start Guide 1309 6900 12 02 92 R amp S ZVH Getting Started Saving and Recalling Results and Settings 3 6 Saving and Recalling Results and Settings The R amp S ZVH can store measurement results and settings in the internal memory on a removable SD memory card or on a memory stick via the USB interface Results and settings are always stored together allowing them to be interpreted in context when recalled The R amp S ZVH can store at least 100 data records in the internal memory which are differentiated by their names The R amp S ZVH provides a USB port and a SD card slot For more information see USB Port and SD Card Slot To use the SD card e g R amp S HA Z231 order number
18. protective caps Quick Start Guide 1309 6900 12 02 16 R amp S ZVH Putting into Operation Connectors on the R amp S ZVH 2 4 6 1 EXT TRIG EXT REF The first upper BNC connector is for application of an external trigger or an external reference signal The external trigger is only for input configuration It controls the start of a measurement and has to be selected in the Sweep menu The trigger threshold is similar to that of TTL signals The 10 MHz reference signal that you can apply is used for frequency synchronization The level of the reference signal must be larger than O dBm If the input is configured for the external reference and but no reference signal is present the R amp S ZVH will show a warning in the display This is to prevent users from carrying out a measurement without a valid reference For more information see Configuring the R amp S ZVH on page 22 2 4 6 2 BIAS Port 1 BIAS Port 2 When you use them as BIAS ports the two BNC connectors are direct current inputs Active equipment under test can be supplied with power via the BIAS Port 1 and BIAS Port 2 direct current inputs Direct current is supplied with the assistance of a suitable power adapter 600 mA max 50 V max 2 4 6 3 IF Output Video Out The second lower BNC connector can be used as an intermediary frequency output 21 4 MHz or a video output Risk of damage to the R amp S ZVH To avoid damage to the tracking generato
19. the Ee Ee EE 10 Battery COS UNIAN DEE 10 Battery Maintenance cianaiicniona cnc ls doi cia Ei reda wu 12 o A e E OS E AE Casas E A E E 12 8 2 S EE 13 o EE 13 A eee 13 Connectors on the R amp S ZVDP E 14 a UON 14 Tracking Generator Output 15 Bed Delt PFO Pe HT T 15 Headphone ler MR T P TENA 16 STU P OM Iu ON ccc An 16 s COS Ch e 16 EXT TRIG 7 EXT REF c 17 BIAS Port 1 BIAS Gen EE 17 IF Outp VideO D EE 17 MINUS and LAN POMS E 18 Mechanical Locking Device uk 18 A 18 A PP e o o o 19 RE Ee ES o AREA PON PP o E tesa seems E A 19 Managing OB HON E 19 EAT ODINS EE 19 Checking Installed Options AAA 19 Managing Options with the R amp S License Manager 20 Quick Start Guide 1309 6900 12 02 1 R amp S ZVH Table of Contents 2 6 Configuring the R amp S ZVH EE 22 2 6 1 e Elte EE due EE ER 2 6 2 Configuring the GPS Heceiver nennen nennen nnn nana sana nnne nns 23 2 6 3 Setting the Date and Tme nennen nnne nnn nnn nnns 25 204 lee EE ue ERREUR T 26 2609 EE 27 200 AWO OOS E 28 20 7 ele Le seese to 29 200 nn ne 29 2 6 9 Resetting the R amp S ZVH occooccconccoccnnoconoconononononannonononnnnonnnonnnnonannnnnnnonnnnnnnnonannnnannnnnns 30 2 7 Connecting the R amp S ZVH to a PC oncccnccccnncocccoconococnconnanonanonnnnnnnnnnnnanennrrrnnnrnnanenannenas 31 21 eet va LAN E
20. the software and the R amp S ZVH after successful configuration check the firewall settings on your PC 2 1 Connection via LAN You can connect the R amp S ZVH directly to the PC with the LAN cable that is supplied with the delivery The LAN port is located on the left side of the R amp S ZVH behind a protective cap For more information see Mini USB and LAN Ports on page 18 You can set up the LAN connection in the Instrument Settings dialog box LAN Port DHCP Off IP Address 10 114 10 1 Gateway 0 0 0 0 By default DHCP Dynamic Host Configuration Protocol on the R amp S ZVH is active It has to be switched off for direct connection gt Inthe Instrument Setup dialog box select the DHCP item gt Press the ENTER key A dropdown menu opens to set the DHCP state DHCP On On P Select Off to deactivate DHCP Setting an IP address To establish the connection the IP address of the PC and that of the R amp S ZVH must be identical except for the digits following the last dot Example IP address PC 172 76 68 30 IP address R amp S ZVH 172 76 68 24 AA lt A A A A cJB YtLOD Adoae rv LL LLL LLLEZ Quick Start Guide 1309 6900 12 02 31 R amp S ZVH Putting into Operation Connecting the R amp S ZVH to a PC gt Identify the IP address of your PC e g in the Microsoft Windows TCP IP Properties e Internet Protocol TCP IP Properties PATA General You can get IP settings assigned
21. 00 MHz 247 dB Cable Loss 156 800 MHz Stop 1 GHz Next Peak Minimum Marker Limits 3 3 Measuring Transmissions Option R amp S ZVH K39 With option R amp S ZVH K39 order number 1309 6830 02 you can perform transmission measurements S12 This measurement example measures the transmission characteristics of a highpass filter Test setup To measure the transmission connect the input of the filter to the generator output and the output of the filter to the RF input Setting the frequency span Before calibrating the R amp S ZVH you should define the frequency range of the filter gt Press the FREQ DIST key gt Press the Start softkey Enter 10 MHz as the start frequency P Press the Stop softkey Enter 100 MHz as the stop frequency Calibrating the measurement For transmission measurements you have to perform a full 2 port calibration to get the best results gt Press the CAL key gt Press the Full 2 Port softkey The R amp S ZVH asks you to connect an Open a Short and a Load to port 1 gt Firmly connect the open the short and the load to the output end of the cable After each step proceed with the Continue softkey Quick Start Guide 1309 6900 12 02 43 R amp S ZVH Getting Started Measuring Transmissions Option R amp S ZVH K39 gt After port 1 has been calibrated the R amp S ZVH asks you to connect a Through to both ports Firmly connect the through to both ports of the R
22. 31 2 2 Connection via an existing AN esses nennen nnne nnn nnns 34 PATER COMECUON VIA VOD TE 34 lo io APM D PeP P P ston aae 36 3 1 Using the Measurement Wizard oooncconnciconnncocconccocccccncoconannonennronananronanrrrnanrrnanarenannos 36 3 1 1 Defining Measurement Sets A 36 3 1 2 Uploading Measurement Sets nennen nnne nennen nnn nnns 37 3 1 3 Performing Measurements A 37 3 1 4 Evaluating the Results cocooccccccncccnccconncccnnoconoconocnonnnnnnnonononannnnnnnnnnnnonannnaninenanenon 38 3 2 Identifying Cable Faults mr 39 3 3 Measuring Transmissions Option R amp S ZVH K39 eese 43 3 4 Using the Spectrum Analyzer Option R amp S ZVH K1 45 3 4 1 Attenuating the Signal nennen nnn nenne nnne nnn a inns nns E 45 3 4 2 Using the Preamplifier A 46 3 4 3 Measuring CW ET EE 47 3 5 Using a Power Sensor Option R amp S ZVH K9 oooccoonocccccnccccccocococononanonnnnnnnonannrennnnannos 49 3 5 1 Measuring the Power with a Power Gensor enne 49 3 5 2 Measuring Power and Return Loss eene 51 3 6 Saving and Recalling Results and Settings eese 53 3 6 1 Saving Measurement Results nennen nennen nnns nnns o3 3 6 2 Recalling Measurement ResultS oooocccoccccccnococnccccncocnconaconnnnnnnnnnonnnonnronnononanenoss 54 Qu
23. Clo glide Strap 10 Spectrum arialyZer ccce sexe ttu Re y n pee nai e eni tac da 47 Date G E 27 SUDDO EE 11 Date e 28 Tracking generator outpout rr rerrrrnrenre ene 17 DE EE 25 Le 20 21 DODO A doped ica mee een ee tema 20 User Interface teorie aao ide Er HER ok Penta 10 Directional power Sensor 53 o A UE O 19 Bez Auge 29 Volume External reference eese 19 KEY CICK VOIUM G M 30 External MOG Sl MAN OT 19 ASIA 30 GPS information uscar d oe ta EXE ERO CH CU be ox e e or For uds 27 Ke o EE 52 54 OFS EE M 25 F T T 33 Hardware une iii in 24 Quick Start Guide 1309 6900 12 02 55
24. In addition the R amp S ZVH shows some information about the GPS connection like the number of tracked satellites or the signal quality Enabling the GPS receiver gt Inthe Instrument Setup dialog box select the GPS Function item gt Press the ENTER key A dropdown menu to turn the GPS receiver on and off opens GPS Disabled Disabled Enabled P Select the Enabled menu item to activate the GPS receiver gt Confirm the selection with the ENTER key Showing GPS information gt Inthe Instrument Setup dialog box select the Show GPS Information item gt Press the ENTER key A dropdown menu to turn the display of the GPS coordinates on and off opens Show GPS Information Disabled Disabled Enabled P Select the Enabled menu item to activate the GPS receiver gt Confirm the selection with the ENTER key Setting the coordinate format gt Inthe Instrument Setup dialog box select the Coordinate Format item gt Press the ENTER key A dropdown menu to select the coordinate format opens ddd mm ss sss ddd mm ss sss gt Select the format you are most comfortable with from the dropdown menu gt Confirm the selection with the ENTER key Coordinate Format Quick Start Guide 1309 6900 12 02 24 R amp S ZVH Putting into Operation Configuring the R amp S ZVH Display of the GPS information The R amp S ZVH shows the GPS information in a blue bar below the hardwa
25. R amp S9ZVH Cable and Antenna Analyzer Quick Start Guide sou INS CABLE AND ANTENNA ANALYZER 00 W E soe Gee ECO 1309 6900 12 02 e ROHDE amp SCHWARZ Test amp Measurement Quick Start Guide The Quick Start Guide describes the following R amp S ZVH models and options R amp S ZVH4 1309 6800 24 R amp S ZVH8 1309 6800 28 R amp S ZVH K1 1309 6823 02 R amp S ZVH K9 1309 6852 02 R amp S ZVH K14 1309 7007 02 R amp S ZVH K39 1309 6830 02 R amp S ZVH K42 1309 6846 02 R amp S ZVH K45 1309 6998 02 R amp S ZVH Z240 1309 6700 02 The contents of this manual correspond to firmware version 1 20 and higher 2011 Rohde amp Schwarz GmbH Co KG Muehldorfstr 15 81671 Munich Germany Phone 49 89 4129 0 Fax 49 89 4129 12 164 E mail info rohde schwarz com Internet http www rohde schwarz com 81671 Munich Germany Printed in Germany Subject to change Data without tolerance limits is not binding R amp S is a registered trademark of Rohde amp Schwarz GmbH amp Co KG Trade names are trademarks of the owners The following abbreviations are used throughout this manual R amp S ZVH is abbreviated as R amp S ZVH R amp S ZVH Observe product documen tation Basic Safety Instructions Basic Safety Instructions Always read through and comply with the following safety instructions All plants and locations of the Rohde amp Schwarz group of companie
26. S ZVH asks you to connect a Short an Open and a Load to the measurement cable For calibration please connect an OPEN to Port 1 Press Continue to start the calibration gt Firmly connect the short the open and the load to the output end of the cable gt After each step proceed with the Continue softkey After the calibration the R amp S ZVH shows that it is calibrated by displaying CAL P Screw the cable under test back to the measurement cable In CAT mode the R amp S ZVH performs calibration over its entire span It is thus not necessary to perform a new calibration after changing the frequency range or cable length The R amp S ZVH stores the calibration data in its memory Thus the calibration is valid after you change the operating mode or after you turn off the R amp S ZVH The R amp S ZVH now shows the cable characteristics over its entire length With a marker you can easily detect the distance to the cable fault In addition to the distance to fault measurement the R amp S ZVH also features a cable spectrum measurement and a reflection measurement e g to test impedance matching Quick Start Guide 1309 6900 12 02 41 R amp S ZVH Getting Started Identifying Cable Faults Using markers The R amp S ZVH has markers to read out signal levels and frequencies Markers are always positioned on the trace Both the level and frequency at their current positions are displayed on the screen gt
27. Slot The SD Card slot is located on the right side of the R amp S ZVH behind a protective cap 2 5 Managing Options For special measurement tasks you can fit the R amp S ZVH with various software options 2 5 1 Enabling Options To enable options you have to enter a key code The key code is based on the unique serial number of the R amp S ZVH gt Press the SETUP key Press the Installed Options softkey Select the Install Option item Press the ENTER key y v wv The R amp S ZVH opens an entry field to enter the option key gt Enter the appropriate option key gt Confirm the entry with the ENTER key If you have entered the correct code the R amp S ZVH shows If you have entered an incorrect code the R amp S ZVH shows gt Enter the correct code again 2 5 2 Checking Installed Options In the Setup menu the R amp S ZVH shows all options that are currently installed gt Press the SETUP key gt Press the Installed Options softkey Quick Start Guide 1309 6900 12 02 19 R amp S ZVH 2 5 3 Putting into Operation Managing Options The R amp S ZVH shows a list of all available options and the current status of the option Installed the option is installed and working Installed Portable the option is installed and working the license is a portable one e Removed option key gt indicates that a portable license has been removed from the R amp S ZVH and is ready to be t
28. VH Getting Started Using the Measurement Wizard 3 Getting Started This chapter provides a short overview of the first steps of the measurements you can perform with the R amp S ZVH 3 1 Using the Measurement Wizard The measurement wizard allows you to combine several measurement configurations to a sequence of measurements or measurement set Because all relevant parameters have been set prior to the actual measurement and cannot be changed once the measurement procedure has begun the wizard is a good way to avoid mistakes and save time when setting up measurements This chapter provides basic information on how to apply the functionality of the wizard For a more comprehensive guide see the Operating Manual Note that it is necessary to use the functionality of the R amp S ZVHView software package if you want to use the measurement wizard 3 1 1 Defining Measurement Sets Before you can start to use the measurement wizard you have to define a measurement set with the R amp S ZVHView software A measurement set consists of several datasets A dataset is a file that contains the settings of a specific R amp S ZVH configuration e g frequency scaling etc To get hold of a dataset set up the R amp S ZVH as you need and save the configuration or use one of the predefined dataset For more information on datasets see Saving and Recalling Results and Settings on page 53 and the operating manual gt Start the R amp S ZVHView softw
29. ain the best dynamic range from the R amp S ZVH you should use its full level range That means that the maximum level value should be at or close to the top of the measurement diagram reference level gt Press the SCALE AMPT key gt Press the Ref Level softkey gt Enter a reference level of 30 dBm The R amp S ZVH reduces the reference level by 10 dBm The maximum trace value is close to the maximum scale value of the measurement diagram The increase in the displayed noise floor is minimal The difference between the signal maximum and the displayed noise i e the dynamic range has however been increased Measuring the frequency The trace consists of 631 measurement points frequency points The marker is always positioned on one of these measurement points The R amp S ZVH calculates the marker frequency from the frequency of the measurement point the center frequency and the frequency span that have been set The measurement point resolution and consequently the accuracy of the marker frequency readout therefore depend on the frequency span that has been selected The R amp S ZVH has a frequency counter to increase the accuracy of the marker frequency readout It stops the sweep at the marker position counts the frequency and then continues the sweep gt Press the MARKER key gt Press the Marker Function softkey gt Select the Frequency Count menu item The marker label M turns to a C to indicate
30. ak the fluid must not be allowed to come into contact with the skin or eyes If contact occurs wash the affected area with plenty of water and seek medical aid Improperly replacing or charging cells or batteries that contain alkaline electrolytes e g lithium cells can cause explosions Replace cells or batteries only with the matching Rohde amp Schwarz type see parts list in order to ensure the safety of the product Cells and batteries must be recycled and kept separate from residual waste Rechargeable batteries and normal batteries that contain lead mercury or cadmium are hazardous waste Observe the national regulations regarding waste disposal and recycling Quick Start Guide 1309 6900 12 02 S 5 R amp S ZVH Informaciones Elementales de Seguridad Transport 1 Handles on the products are designed exclusively to enable personnel to transport the product It is therefore not permissible to use handles to fasten the product to or on transport equipment such as cranes fork lifts wagons etc The user is responsible for securely fastening the products to or on the means of transport or lifting Observe the safety regulations of the manufacturer of the means of transport or lifting Noncompliance can result in personal injury or material damage 2 f you use the product in a vehicle it is the sole responsibility of the driver to drive the vehicle safely and properly The manufacturer assumes no responsibility for accidents
31. an active frequency counter When the frequency counter is active the resolution of the frequency readout is always 1 Hz regardless of the span The accuracy is determined by the internal reference frequency which is far more exact than that of the pixel oriented marker readout EIER Ref 20 0 dBm RBW 300 kHz SWT 20 ms Trace Clear Write Att BW 300 kHz Trig Free Run Detect Auto Peak FL UE 699 9888119 MHz 700 MHz 30 32 dBm Center 700 MHz Span 10 MHz UUUNOW7 Umm Select NN Marker ype Marker Function Quick Start Guide 1309 6900 12 02 48 R amp S ZVH Getting Started Using a Power Sensor Option R amp S ZVH K9 3 5 Using a Power Sensor Option R amp S ZVH K9 For highly accurate power measurements you can connect one of the power sensors that are available for the R amp S ZVH To control and power the power sensor connect it to the corresponding RS 232 C interface at the top of the R amp S ZVH You can also use one of the R amp S NRP power sensors and connect it to the USB interface on the right side of the R amp S ZVH 3 5 1 Measuring the Power with a Power Sensor The power sensors R amp S FSH Z1 and R amp S FSH Z18 especially designed for use with the R amp S ZVH measure the power in the range from 10 MHz to 8 GHz and 18 GHz respectively Risk of damaging the power sensor Because of high input power e the continuous power applied to the power sensor s input must not exceed 400 mW 26 dBm e Us
32. anqueidad de una celda el l quido vertido no debe entrar en contacto con la piel ni los ojos Si se produce contacto lavar con agua abundante la zona afectada y avisar a un m dico En caso de cambio o recarga inadecuados las celdas o bater as que contienen electrolitos alcalinos p ej las celdas de litio pueden explotar Para garantizar la seguridad del producto las celdas o bater as solo deben ser sustituidas por el tipo Rohde amp Schwarz correspondiente ver lista de recambios Quick Start Guide 1309 6900 12 02 S 11 R amp S ZVH Informaciones Elementales de Seguridad 8 Las bater as y celdas deben reciclarse y no deben tirarse a la basura dom stica Las bater as o acumuladores que contienen plomo mercurio o cadmio deben tratarse como residuos especiales Respete en esta relaci n las normas nacionales de eliminaci n y reciclaje Transporte 1 Las asas instaladas en los productos sirven solamente de ayuda para el transporte del producto por personas Por eso no est permitido utilizar las asas para la sujeci n en o sobre medios de transporte como p ej gr as carretillas elevadoras de horquilla carros etc Es responsabilidad suya fijar los productos de manera segura a los medios de transporte o elevaci n Para evitar da os personales o da os en el producto siga las instrucciones de seguridad del fabricante del medio de transporte o elevaci n utilizado 2 Si se utiliza el producto dentro de un veh culo recae
33. are gt Select the Wizard Set Editor with the button In the dialog that opens you can combine several datasets to a measurement set specify instructions about the measurement procedure define cable characteristics define the calibration method gt Set up the measurement set as you like by adding or removing datasets and by adding instructions for each stage of the measurement gt Save the measurement set The file type of a measurement set is mdf Quick Start Guide 1309 6900 12 02 36 R amp S ZVH Getting Started Using the Measurement Wizard 3 1 2 Uploading Measurement Sets In order to perform the actual measurements you have to upload the wizard definition file that contains the set of measurements to the R amp S ZVH P Select the Wizard Set Control function via the button The software stores a copy of the measurement set on the memory of the R amp S ZVH Alternatively you can use a memory stick or SD card to access a measurement set on the R amp S ZVH 3 1 3 Performing Measurements Now that the measurement set is available on the R amp S ZVH you can start to perform measurements gt Press the WIZARD key The R amp S ZVH opens the Measurement Wizard dialog box Wizard Measurement Definition GSM900 antenna test with marker User None Site Site Name 2255 Wallberg Measurement sector 1 GPS Position GPS Lat N Long E Alt m Cable De
34. as como toda clase de accesorios Quick Start Guide 1309 6900 12 02 S 7 R amp S ZVH Informaciones Elementales de Seguridad Palabras de se al y su significado AA PELIGRO PELIGRO identifica un peligro inminente con riesgo elevado que provocar muerte o lesiones graves si no se evita ADVERTENCIA identifica un posible peligro con riesgo medio de provocar muerte o lesiones graves si no se evita A ATENCI N ATENCI N identifica un peligro con riesgo reducido de provocar lesiones leves o moderadas si no se evita AVISO indica la posibilidad de utilizar mal el producto y como consecuencia da arlo En la documentaci n del producto se emplea de forma sin nima el t rmino CUIDADO Las palabras de se al corresponden a la definici n habitual para aplicaciones civiles en el area econ mica europea Pueden existir definiciones diferentes a esta definici n en otras reas econ micas o en aplicaciones militares Por eso se deber tener en cuenta que las palabras de se al aqu descritas sean utilizadas siempre solamente en combinaci n con la correspondiente documentaci n del producto y solamente en combinaci n con el producto correspondiente La utilizaci n de las palabras de se al en combinaci n con productos o documentaciones que no les correspondan puede llevar a interpretaciones equivocadas y tener por consecuencia da os en personas u objetos Estados operativos y posiciones de funcionamiento El producto solamen
35. automatically if your network supports thiz capability Othenvise vou need to ask your network administrator for the appropriate IP settings O Obtain an IP address automatically 5 Use the following IP address IF address gt Inthe Instrument Setup dialog box select the IP Address item gt Press the ENTER key gt Enter the IP address of the PC with the number keys IP Address gt Confirm the entry with the ENTER key Setting the subnet mask You also have to match the subnet mask of the PC and the R amp S ZVH to establish a connection Identify the subnet mask of your PC e g in the Microsoft Windows TCP IP Properties Internet Protocol TCP IP Properties EO General ou can get IP settings assigned automatically if your network supports this capability Othenvise you need to ask your network administrator for the appropriate IP settings C Obtain an IP address automatically 5 Use the following IP address IF address 172 7b B8 30 Subnet mask 255 255 255 0 gt Inthe Instrument Setup dialog box select the Subnet Mask item gt Press the ENTER key gt Enter the subnet mask of the PC with the numeric keys Subnet Mask gt Confirm the entry with the ENTER key Quick Start Guide 1309 6900 12 02 32 Connecting the R amp S ZVH to a PC Configuring the R amp S ZVHView software gt Start R amp S ZVHView gt Select
36. causa de su funci n natural emitir una radiaci n electromagn tica aumentada Deben tomarse todas las medidas necesarias para la protecci n de las mujeres embarazadas Tambi n las personas con marcapasos pueden correr peligro a causa de la radiaci n electromagn tica El empresario operador tiene la obligaci n de evaluar y se alizar las reas de trabajo en las que exista un riesgo elevado de exposici n a radiaciones 6 Tenga en cuenta que en caso de incendio pueden desprenderse del producto sustancias t xicas gases l quidos etc que pueden generar da os a la salud Por eso en caso de incendio Quick Start Guide 1309 6900 12 02 S 10 R amp S ZVH Informaciones Elementales de Seguridad Reparaci n y mantenimiento 1 El producto solamente debe ser abierto por personal especializado con autorizaci n para ello Antes de manipular el producto o abrirlo es obligatorio desconectarlo de la tensi n de alimentaci n para evitar toda posibilidad de choque el ctrico El ajuste el cambio de partes el mantenimiento y la reparaci n deber n ser efectuadas solamente por electricistas autorizados por Rohde 4 Schwarz Si se reponen partes con importancia para los aspectos de seguridad p ej el enchufe los transformadores o los fusibles solamente podr n ser sustituidos por partes originales Despu s de cada cambio de partes relevantes para la seguridad deber realizarse un control de seguridad control a primera vista contr
37. ct the power sensor from any signal sources gt Press the Continue softkey to start zeroing The R amp S ZVH immediately starts the zeroing process It asks you to wait until it is finished After zeroing is done the R amp S ZVH outputs the message Power Sensor Zero OK and again shows the power sensor softkey menu gt Connect the signal under test to the power sensor The R amp S ZVH shows the measured power level in dBm amp Ref 0 0 dBm Offset 0 0 dB MeasTime Normal Power 57 55 Ts i U i E 20 10 Freq 3 GHz EE Zero Quick Start Guide 1309 6900 12 02 50 R amp S ZVH Getting Started Using a Power Sensor Option R amp S ZVH K9 Entering the frequency To get the best results also enter the frequency of the signal under test gt Press the Freq softkey gt Enter the frequency of the signal gt Confirm the entry with one of the unit keys The R amp S ZVH transfers the new frequency to the power sensor which then corrects the measured power readings 3 5 2 Measuring Power and Return Loss With the directional power sensors R amp S FSH Z14 and R amp S ZVH Z44 you can measure the power in both directions When you connect the directional power sensor between the source and the load the R amp S ZVH measures the power from source to load forward power and from load to source reverse power The ratio between forward and reverse power is a measure of the load matching The R amp S ZVH displa
38. cumentation and within its performance limits see data sheet documentation the following safety instructions Using the product requires technical skills and a basic knowledge of English It is therefore essential that only skilled and specialized staff or thoroughly trained personnel with the required skills be allowed to use the product If personal safety gear is required for using Rohde amp Schwarz products this will be indicated at the appropriate place in the product documentation Keep the basic safety instructions and the product documentation in a safe place and pass them on to the subsequent users Symbols and safety labels Attention Danger of Warning Hot Ground PE terminal Ground Electrostatic electric shock surface terminal sensitive devices Quick Start Guide 1309 6900 12 02 S 1 R amp S ZVH Basic Safety Instructions Observing the safety instructions will help prevent personal injury or damage of any kind caused by dangerous situations Therefore carefully read through and adhere to the following safety instructions before and when using the product It is also absolutely essential to observe the additional safety instructions on personal safety for example that appear in relevant parts of the product documentation In these safety instructions the word product refers to all merchandise sold and distributed by the Rohde amp ochwarz group of companies including instruments systems and all accessories Ta
39. de manera exclusiva en el conductor la responsabilidad de conducir el veh culo de manera segura y adecuada El fabricante no asumir ninguna responsabilidad por accidentes o colisiones No utilice nunca el producto dentro de un veh culo en movimiento si esto pudiera distraer al conductor Asegure el producto dentro del veh culo debidamente para evitar en caso de un accidente lesiones u otra clase de da os Eliminaci n 1 Sise trabaja de manera mec nica y o t rmica cualquier producto o componente m s all del funcionamiento previsto pueden liberarse sustancias peligrosas polvos con contenido de metales pesados como p ej plomo berilio o n quel Por eso el producto solo debe ser desmontado por personal especializado con formaci n adecuada Un desmontaje inadecuado puede ocasionar da os para la salud Se deben tener en cuenta las directivas nacionales referentes a la eliminaci n de residuos Quick Start Guide 1309 6900 12 02 S 12 R amp S ZVH 2 1 2 2 2 3 2 3 1 2 3 2 2 3 3 2 3 3 1 2 3 3 2 2 3 3 3 2 3 3 4 2 4 2 4 1 2 4 2 2 4 3 2 4 4 2 4 5 2 4 6 2 4 6 1 2 4 6 2 2 4 6 3 2 4 7 2 4 8 2 4 9 2 4 10 2 4 11 2 5 2 5 1 2 5 2 2 5 3 Table of Contents Table of Contents BNE m 5 Putting into Operation cooncccncocccoccconccnnconanonannnnonanonarenanennnnnnnnanenanenars 7 Unpacking the R amp S ZV EE 7 Overview f CONTO EI 8 Seling Up Ne eege aaa 9 Usmo
40. e an attenuator for measurements on highpower transmitters However brief power peaks x10 us up to 1 W 30 dBm are permissible Test setup Connect the cable of the power sensor to the power sensor jack of the R amp S ZVH 1 Power sensor R amp S FSH Z1 or R amp S FSH Z18 2 Power sensor connector DUT 3 Power sensor jack p AA lt A lt A A AA AA Quick Start Guide 1309 6900 12 02 49 R amp S ZVH Getting Started Using a Power Sensor Option R amp S ZVH K9 Measuring the power gt Press the MODE key gt Press the Power Meter softkey The R amp S ZVH switches its operating mode If the R amp S ZVH recognizes a power sensor it sets up a connection via the interface and after a few seconds shows the measured power lf no power sensor has been connected or is not connected appropriately the R amp S ZVH shows nothing If there are communication problems between the R amp S ZVH and the power sensor the R amp S ZVH displays an error message that indicates a possible cause For more information see the operating manual Zeroing the power sensor To compensate for internal offset of the power meter it needs to be compensated before starting the measurement Press the Zero softkey The R amp S ZVH asks you not to apply any signals to the power sensor while zeroing Is active Before zeroing the Power Sensor please remove all signals from the sensor input Press Continue to start zeroing gt Disconne
41. eden producirse choques el ctricos incendios y o lesiones graves con posible consecuencia de muerte ae Quick Start Guide 1309 6900 12 02 S 8 R amp S ZVH Informaciones Elementales de Seguridad Seguridad el ctrica Si no se siguen o se siguen de modo insuficiente las indicaciones del fabricante en cuanto a seguridad el ctrica pueden producirse choques el ctricos incendios y o lesiones graves con posible consecuencia de muerte 1 Antes de la puesta en marcha del producto se deber comprobar siempre que la tension preseleccionada en el producto coincida con la de la red de alimentaci n el ctrica 2 Siel producto no est equipado con un interruptor para desconectarlo de la red se deber considerer el enchufe del cable de conexi n como interruptor En estos casos se deber asegurar que el enchufe siempre sea de f cil acceso de acuerdo con la longitud del cable de conexi n aproximadamente 2 m Los interruptores de funci n o electr nicos no son aptos para el corte de la red el ctrica Si los productos sin interruptor est n integrados en bastidores o instalaciones se deber colocar el interruptor en el nivel de la instalaci n 3 No utilice nunca el producto si est da ado el cable de conexi n a red Compruebe regularmente el correcto estado de los cables de conexi n a red Aseg rese mediante las medidas de protecci n y de instalaci n adecuadas de que el cable de conexi n a red no pueda ser da ado o de que
42. epair the R amp S ZVH including a spare parts list e mechanical drawings Release Notes The release notes describe the installation of the firmware new and modified functions eliminated problems and last minute changes to the documentation The corresponding firmware version is indicated on the title page of the release notes The current release notes are provided on the internet Quick Start Guide 1309 6900 12 02 3 Internet Site The internet site at R amp S ZVH Cable and Antenna Analyzer provides the most up to date information on the R amp S ZVH The most recent manuals are available as printable PDF files in the download area Also provided for download are firmware updates including the corresponding release notes instrument drivers current data sheets application notes and image versions Unpacking the R amp S ZVH 1 Hints Certificate of Quality Dear customer you have decided to buy a Rohde amp Schwarz product You are thus assured of receiving a product that is manufactured using the most modern methods available This product was developed manufactured and tested in compliance with our quality management system standards The Rohde amp Schwarz quality management system is certified according to DIN EN ISO 9001 2000 DIN EN ISO 14001 2004 R amp S ZVH Hints Unpacking the R amp S ZVH Support Center Technical support where and when you need it For quick expert help with any Rohde amp Schwa
43. equency you need e g that of the antenna at the other end of the cable with the numeric keys gt Press the SWEEP BW key gt Press the Manual Meas BW softkey P Enter 100 kHz as the measurement bandwidth Specifying the cable model To perform cable tests you have to specify the type of the cable and its approximate length gt Press the MEAS key gt Press the Cable Config softkey gt Select the Select Cable Model item The R amp S ZVH opens a dialog box to select the cable model Cable Model 19 08 10 17 14 Stat Name Sie Date Time a WPublicA Cable Models e Public 5088 HLFR cblmod 1kB 23 07 2010 03 57 5092 HLFR cblmod 1kB 23 07 2010 03 57 5128 HLFR cblmod 1kB 23 07 2010 03 57 5168 HLFR cblmod 1kB 23 07 2010 03 57 5228 HLFR chimod 1kB 23 07 2010 03 57 5328 HLFR chlmod 1kB 23 07 2010 03 57 5438 HLFR cblmod 1kB 23 07 2010 03 57 5528 HLFR chlmod 1 kB 23 07 2010 03 57 FLC114 50J cblmod 1kB 23 07 2010 03 57 FLC12 50J chlmod 1 kB 23 07 2010 03 57 FLC158 50J cblmod 1kB 23 07 2010 03 57 FLC78 50J cblmod 1kB 23 07 2010 03 57 HCC12 50J cblmod 1kB 23 07 2010 03 57 HCC158 50J cblmod 1kB 23 07 2010 03 57 HCC300 50J cblmod 1kB 23 07 2010 03 57 HCC78 50J chlmod 1kB 23 07 2010 03 57 HCF12 50 chlmod 1 kB 23 07 2010 03 57 HJ12 50 cblmod 1kB 23 07 2010 03 57 M Free 13 MB Select emp Refresh gt Select the cable model that you need from the list of cables
44. finition Cable Model RG214 Clear Cable Model Cable Length 50m tma test nokia rl 1a dtf 1a v UoOOe Meas Set Meas Set Wizard The Measurement Wizard dialog shows various information about the measurement set Note that you can edit some of the parameters listed in the dialog e g User or Site Name Press the Load Meas Set softkey The R amp S ZVH opens the file manager gt Select a measurement set The R amp S ZVH loads the measurement set and shows the setup in the Measurement Wizard dialog box gt Press the Start Meas Set softkey The R amp S ZVH starts the measurement procedure by showing the instructions for the first measurement Quick Start Guide 1309 6900 12 02 37 R amp S ZVH Getting Started A e Using the Measurement Wizard rl 45deg Please connect ZVH Port 1 with antenna 45 The contents of the message box are the same you have defined for each measurement with R amp S ZVHView y Follow the instructions shown in the message box v Press the Continue softkey to confirm the successful preparation The R amp S ZVH automatically starts the measurement and shows the corresponding results Note that it is not possible to change any measurement parameters while using the measurement wizard Marker functionality is however available Now that you have the results of the measurement you have several options e continue with the
45. gs and their meaning The following signal words are used in the product documentation in order to warn the reader about risks and dangers indicates a hazardous situation which if not avoided will result in death or serious injury A WARNING indicates a hazardous situation which if not avoided could result in death or serious injury indicates a hazardous situation which if not avoided could result in minor or moderate injury indicates the possibility of incorrect operation which can result in damage to the product In the product documentation the word ATTENTION is used synonymously These tags are in accordance with the standard definition for civil applications in the European Economic Area Definitions that deviate from the standard definition may also exist in other economic areas or military applications It is therefore essential to make sure that the tags described here are always used only in connection with the related product documentation and the related product The use of tags in connection with unrelated products or documentation can result in misinterpretation and in personal injury or material damage Operating states and operating positions The product may be operated only under the operating conditions and in the positions specified by the manufacturer If the manufacturer s specifications are not observed this can result in electric shock fire and or serious personal injury or death Applicable local
46. h included in the delivery Quick Start Guide 1309 6900 12 02 9 R amp S ZVH Putting into Operation Setting up the R amp S ZVH 2 3 1 Using the AC adapter Connect the AC adapter R amp S HA Z201 to the DC port on the left side of the R amp S ZVH 1 Make sure to fully insert the plug into the port Depending on the system you need firmly connect the appropriate plug included in the delivery 2 to the AC adapter Finally connect the plug to an AC power outlet The voltage range of the AC power supply is 100 V to 240 V AC After the R amp S ZVH is supplied with power you can turn it on with the button on the front panel Risk of instrument damage e use the supplied power supply R amp S HA Z201 only e AC supply voltage must be compatible to the voltage specified on the power supply unit e Attach the appropriate adapter to the power supply 2 3 2 Battery operation The lithium ion battery has a capacity of approximately 4 Ah and allows operation of up to three hours when it is fully charged The actual operation time depends on the current charge status the ambient temperature and the operating mode of the R amp S ZVH The R amp S ZVH shows the current charge status at the top of the display 13 45 Quick Start Guide 1309 6900 12 02 10 R amp S ZVH Putting into Operation Setting up the R amp S ZVH When fully charged the battery icon is completely white As the battery loses power the battery icon
47. ick Start Guide 1309 6900 12 02 2 RES ZVH Documentation Overview Documentation Overview The user documentation for the R amp S ZVH is divided as follows Quick Start Guide The Quick Start Guide provides basic information on the instrument s functions It covers the following topics overview of all elements of the front and rear panels basic information on how to set up the R amp S ZVH information on how to operate the R amp S ZVH in a network instructions on how to perform measurements Operating Manual The Operating Manual provides a detailed description on the instrument s functions It covers the following topics e instructions on how to set up and operate the R amp S ZVH in its various operating modes instructions on how to perform measurements with the R amp S ZVH instructions on how to work with the available software options and applications Manual for Remote Control Operation The software manual for the R amp S ZVH K40 provides a detailed description of the remote control option It covers the following topics introduction to the operation of the R amp S ZVH via remote control detailed description of the remote control commands available with the R amp S ZVH K40 software application e description of the status reporting system Service Manual The Service Manual provides information on maintenance It covers the following topics e instructions on how to perform a performance test e instructions on how to r
48. it out flat or prop it up using the support on the back of the R amp S ZVH 4 IN When laid out flat for operation from above the R amp S ZVH is still tilted forward slightly because of the grip on its top This position provides the optimum viewing angle for the display To allow easy operation from the front and still be able to read the display you can swing out the support on the back of the R amp S ZVH For use on site or service measurements it is best to hold the instrument in both hands All controls are easy to reach It is also recommended to use the R amp S HA Z222 carrying bag in order to leave both hands free for work on the device under test DUT You can also use the grip on the top of the R amp S ZVH to for example hang it from cabinet doors Before you turn on the R amp S ZVH you should insert the Fe lithium ion battery included in the delivery into the battery a D compartment The battery compartment is located on the Wi bottom right of the R amp S ZVH O an T JE E TA 1 Press a finger against the recessed grip and push the CT medir cover down O E Do ee 2 Open the cover E E 3 Push the battery into the R amp S ZVH as far as it will go mer T dl with the round side facing up and the grip on the right side 4 L H l E o 1 4 Close the cover Lj 5 Push it upward until it clicks fully into place 3 ESCH E SC B You can operate the R amp S ZVH with the AC adapter or the battery bot
49. levant to safety have been replaced visual inspection PE conductor test insulation resistance measurement leakage current measurement functional test This helps ensure the continued safety of the product Batteries and rechargeable batteries cells If the information regarding batteries and rechargeable batteries cells is not observed either at all or to the extent necessary product users may be exposed to the risk of explosions fire and or serious personal injury and in some cases death Batteries and rechargeable batteries with alkaline electrolytes e g lithium cells must be handled in accordance with the EN 62133 standard 1 2 Cells must not be taken apart or crushed Cells or batteries must not be exposed to heat or fire Storage in direct sunlight must be avoided Keep cells and batteries clean and dry Clean soiled connectors using a dry clean cloth Cells or batteries must not be short circuited Cells or batteries must not be stored in a box or in a drawer where they can short circuit each other or where they can be short circuited by other conductive materials Cells and batteries must not be removed from their original packaging until they are ready to be used Keep cells and batteries out of the hands of children If a cell or a battery has been swallowed seek medical aid immediately Cells and batteries must not be exposed to any mechanical shocks that are stronger than permitted If a cell develops a le
50. ll License Keys and Activate Licenses Follow this link if you have purchased an unregistered license Unregistered licenses are not connected to a specific device ID Reboot Device Follow this link to reboot the R amp S ZVH e Opens a detailed online help to the corresponding topic Quick Start Guide 1309 6900 12 02 20 R amp S ZVH Putting into Operation Managing Options e The third area provides hints on using the license manager if you move the mouse over one of the options Help Reboot Device Many devices need to be rebooted before newly installed license keys can activate the licenses on these devices Use Reboot Device to allow the R amp S License Manager to remotely reboot a device which is accessible via LXI You will be requested to select the Device ID of the applicable device If you already have one or more R amp S ZVH that are equipped with options you can also manage the licenses of these options on the license manager web page gt Press the button The browser will access another part of the R amp S License Manager In this part of the license manager you can manage licenses already installed on your R amp S ZVH This page feature two areas e The first area provides functionality to manage licenses already installed on a device What do you want to do e Register Licenses e Unregister License Q e Move Portable License Register Licenses Follow this link if you have
51. miento libre de peligros el usuario deber atenerse a todas las indicaciones informaciones de seguridad y notas de alerta El grupo de empresas Rohde amp Schwarz est siempre a su disposici n en caso de que tengan preguntas referentes a estas informaciones de seguridad Quick Start Guide 1309 6900 12 02 S 6 R amp S ZVH Informaciones Elementales de Seguridad Adem s queda en la responsabilidad del usuario utilizar el producto en la forma debida Este producto est destinado exclusivamente al uso en la industria y el laboratorio o si ha sido expresamente autorizado para aplicaciones de campo y de ninguna manera deber ser utilizado de modo que alguna persona cosa pueda sufrir da o El uso del producto fuera de sus fines definidos o sin tener en cuenta las instrucciones del fabricante queda en la responsabilidad del usuario El fabricante no se hace en ninguna forma responsable de consecuencias a causa del mal uso del producto Se parte del uso correcto del producto para los fines definidos si el producto es utilizado conforme a las indicaciones de la correspondiente documentaci n del producto y dentro del margen de rendimiento definido ver hoja de datos documentaci n informaciones de seguridad que siguen El uso del producto hace necesarios conocimientos t cnicos y ciertos conocimientos del idioma ingl s Por eso se debe tener en cuenta que el producto solo pueda ser operado por personal especializado o personas instruidas en pr
52. ncepto productos de limpieza qu micos como alcohol acetona o diluyentes para lacas nitrocelul sicas Funcionamiento 1 Eluso del producto requiere instrucciones especiales y una alta concentraci n durante el manejo Debe asegurarse que las personas que manejen el producto est n a la altura de los requerimientos necesarios en cuanto a aptitudes f sicas ps quicas y emocionales ya que de otra manera no se pueden excluir lesiones o da os de objetos El empresario u operador es responsable de seleccionar el personal usuario apto para el manejo del producto 2 Antes de desplazar o transportar el producto lea y tenga en cuenta el cap tulo Transporte 3 Como con todo producto de fabricaci n industrial no puede quedar excluida en general la posibilidad de que se produzcan alergias provocadas por algunos materiales empleados los llamados al rgenos p ej el n quel Si durante el manejo de productos Rohde amp Schwarz se producen reacciones al rgicas como p ej irritaciones cut neas estornudos continuos enrojecimiento de la conjuntiva o dificultades respiratorias debe avisarse inmediatamente a un m dico para investigar las causas y evitar cualquier molestia o dafio a la salud 4 Antes de la manipulaci n mec nica y o t rmica o el desmontaje del producto debe tenerse en cuenta imprescindiblemente el cap tulo Eliminaci n punto 1 5 Ciertos productos como p ej las instalaciones de radiocomunicaci n RF pueden a
53. ntifying Cable Faults One of the basic measurement tasks for the R amp S ZVH is to find cable faults with the distance to fault measurement Test setup The test setup requires an R amp S ZVH an RF cable e g R amp S FSH Z320 and a calibration standard e g R amp S FSH Z28 or R amp S FSH Z29 RF input port 1 RF cable Calibration standard Test cable DUT 1 2 3 4 gt For measurements on DUTs that require an external voltage supply e g power amplifiers connect the supply voltage from a suitable AC power supply to the BIAS PORT 1 input gt Connect the RF test cable to the RF input of the R amp S ZVH You should use the RF test cable Else the measurement results may be incorrect Starting the measurement gt Press the MODE key gt Press the Antenna amp Cable Test softkey By default the R amp S ZVH shows the magnitude of the reflection S11 You can also measure the distance to fault the transmission or the cable loss gt Press the MEAS key gt Press the Distance to Fault softkey The R amp S ZVH starts the distance to fault measurement Quick Start Guide 1309 6900 12 02 39 R amp S ZVH Getting Started Identifying Cable Faults Setting the frequency and bandwidth To get the best results you should adjust the center frequency to that of the DUT and set the measurement bandwidth gt Press the FREQ DIST key gt Press the DTF Center Freq softkey gt Enter the center fr
54. o measure the level and frequency of sinewave signals The following examples illustrate an effective way of performing these measurements A signal generator e g R amp S SMBV provides the signal source Test setup Connect the RF output of the signal generator to the RF input of the R amp S ZVH Signal generator settings Frequency 700 MHz Level 30 dBm Measuring the level P Press the PRESET key The R amp S ZVH is reset to its default state The R amp S ZVH displays the frequency spectrum over its full frequency span At 700 MHz the generator signal is displayed as a vertical line To analyze the generator signal at 700 MHz in more detail reduce the frequency span gt Press the FREQ DIST key The R amp S ZVH opens an input field to enter the center frequency Entera center frequency of 700 MHz The signal is now in the center of the display gt Press the FORMAT SPAN key The R amp S ZVH opens an input field to specify the span gt Enter a span of 10 MHz The R amp S ZVH now displays the generator signal with a higher resolution Ref 20 0 dBm RBW 300 kHz SWT 20ms Trace Clear Write Att 5 dB VBW 300 kHz Trig Free Run Detect Auto Peak Span Span 10MHz e Span Quick Start Guide 1309 6900 12 02 47 R amp S ZVH Getting Started Using the Spectrum Analyzer Option R amp S ZVH K1 Setting the reference level The level at the top of the measurement diagram is called the reference level To obt
55. o the section titled Waste disposal item 1 Depending on the function certain products such as RF radio equipment can produce an elevated level of electromagnetic radiation Considering that unborn babies require increased protection pregnant women must be protected by appropriate measures Persons with pacemakers may also be exposed to risks from electromagnetic radiation The employer operator must evaluate workplaces where there is a special risk of exposure to radiation and if necessary take measures to avert the potential danger Should a fire occur the product may release hazardous substances gases fluids etc that can cause health problems Therefore suitable measures must be taken e g protective masks and protective clothing must be worn Quick Start Guide 1309 6900 12 02 S 4 R amp S ZVH Basic Safety Instructions Repair and service 1 The product may be opened only by authorized specially trained personnel Before any work is performed on the product or before the product is opened it must be disconnected from the AC supply network Otherwise personnel will be exposed to the risk of an electric shock Adjustments replacement of parts maintenance and repair may be performed only by electrical experts authorized by Rohde amp Schwarz Only original parts may be used for replacing parts relevant to safety e g power switches power transformers fuses A safety test must always be performed after parts re
56. ob or the cursor keys is coupled to a certain step size in most cases If you use the rotary knob to change the attenuation for example the step size is 5 dB gt Enter the attenuation you need Again the R amp S ZVH shows the current attenuation level in the hardware settings overview Att caption 3 4 2 Using the Preamplifier The R amp S ZVH features an internal preamplifier to increase sensitivity Depending on the frequency the gain of the amplifier is in the range from 15 to 20 dB and increases the sensitivity by 10 to 15 dB In the signal path the preamplifier comes after the RF attenuator and before the input mixer P Press the SCALE AMPT key gt Press the RF Att Amp Imp softkey gt Select either the Preamp On or Preamp Off menu item The R amp S ZVH turns the preamplifier on or off 22 05 08 16 58 ID Ref 20 0 dBm RBW 3 MHz SWT 214ms Trace Clear Write Att 5 dB VBW 3MHz Trig Free Run Detect Auto Peak RF Attenuation m Man 5 oB a n Low Noise RF Preamplifier Preamp On RF Impedance 75 Q FSH 238 Level Ref Pos Offset Amp Imp The magnitude of amplification depends on the reference level This coupling to the reference level makes sure that the dynamic range is at an optimum Quick Start Guide 1309 6900 12 02 46 R amp S ZVH Getting Started Using the Spectrum Analyzer Option R amp S ZVH K1 3 4 3 Measuring CW Signals A basic task for spectrum analyzers is t
57. of the network configuration to the R amp S ZVH connected via LAN cable For this purpose DHCP has to be active on the R amp S ZVH DHCP is active by default If not proceed as follows gt Inthe Instrument Setup dialog box select the DHCP item gt Press the ENTER key A dropdown menu opens to set the DHCP state DHCP On On P Select On to activate DHCP The R amp S ZVH is now allocated an IP address and the subnet mask by the DHCP server This can take several seconds The IP address and subnet mask are automatically set in the corresponding input fields and are no longer available for editing Configure the R amp S ZVHView software with the IP address and subnet mask as defined by the DHCP server For more information see Connection via LAN on page 31 2 3 Connection via USB Alternatively you can connect the R amp S ZVH to the PC with the USB cable that is supplied with the delivery The Mini USB interface is located on the left side of the R amp S ZVH behind a protective cap For more information see Mini USB and LAN Ports on page 18 When you connect the R amp S ZVH to a computer for the first time the Found New Hardware Wizard pops up on the computer monitor gt Select the Install the software automatically recommended item gt Confirm the selection by pressing the Next button Quick Start Guide 1309 6900 12 02 34 R amp S ZVH Putting into Operation Connecting the R amp S ZVH to
58. ofundidad con las capacidades correspondientes Si fuera necesaria indumentaria de seguridad para el uso de productos de Rohde amp Schwarz encontrar a la informaci n debida en la documentaci n del producto en el cap tulo correspondiente Guarde bien las informaciones de seguridad elementales as como la documentaci n del producto y entr guelas a usuarios posteriores S mbolos y definiciones de seguridad Cuidado Ver documen Peligro de Advertencia Conexi n a C LL Conexi n a Elementos de onexi n a 7 tacion de golpe de Superficie conductor i masa construcci n con ierra producto corriente caliente protector conductora peligro de carga electroest tica Tener en cuenta las informaciones de seguridad sirve para evitar en lo posible lesiones o da os por peligros de toda clase Por eso es imprescindible leer detalladamente y comprender por completo las siguientes informaciones de seguridad antes de usar el producto y respetarlas durante el uso del producto Deber n tenerse en cuenta todas las dem s informaciones de seguridad como p ej Las referentes a la protecci n de personas que encontrar n en el cap tulo correspondiente de la documentaci n del producto y que tambi n son de obligado cumplimiento En las presentes informaciones de seguridad se recogen todos los objetos que distribuye el grupo de empresas Rohde amp Schwarz bajo la denominaci n de producto entre ellos tambi n aparatos instalaciones
59. ol del conductor de protecci n medici n de resistencia de aislamiento medici n de la corriente de fuga control de funcionamiento Con esto queda garantizada la seguridad del producto Baterias y acumuladores o celdas Si no se siguen o se siguen de modo insuficiente las indicaciones en cuanto a las bater as y acumuladores o celdas pueden producirse explosiones incendios y o lesiones graves con possible consecuencia de muerte El manejo de bater as y acumuladores con electrolitos alcalinos p ej celdas de litio debe seguir el est ndar EN 62133 1 2 No deben desmontarse abrirse ni triturarse las celdas Las celdas o bater as no deben someterse a calor ni fuego Debe evitarse el almacenamiento a la luz directa del sol Las celdas y bater as deben mantenerse limpias y secas Limpiar las conexiones sucias con un pa o seco y limpio Las celdas o bater as no deben cortocircuitarse Es peligroso almacenar las celdas O bater as en estuches o cajones en cuyo interior puedan cortocircuitarse por contacto rec proco o por contacto con otros materiales conductores No deben extraerse las celdas o bater as de sus embalajes originales hasta el momento en que vayan a utilizarse Mantener bater as y celdas fuera del alcance de los ni os En caso de ingesti n de una celda o bater a avisar inmediatamente a un m dico Las celdas o bater as no deben someterse a impactos mec nicos fuertes indebidos En caso de falta de est
60. or national safety regulations and rules for the prevention of accidents must be observed in all work performed 1 The R amp S ZVH is protected against dripping water and dust IP degree 51 Unless otherwise specified the following requirements apply to Rohde amp Schwarz products predefined operating position is always with the housing floor facing down IP protection 2X pollution severity 2 overvoltage category 2 use only in enclosed spaces max operation altitude 4600 m above sea level max transport altitude 12000 m above sea level A tolerance of 10 shall apply to the nominal voltage and of 5 to the nominal frequency Quick Start Guide 1309 6900 12 02 S 2 R amp S ZVH Basic Safety Instructions Do not place the product on heat generating devices such as radiators or fan heaters The ambient temperature must not exceed the maximum temperature specified in the product documentation or in the data sheet Product overheating can cause electric shock fire and or serious personal injury or death Electrical Safety If the information on electrical safety is not observed either at all to the extent necessary electric shock fire and or serious personal injury or death may occur 1 10 Prior to switching on the product always ensure that the nominal voltage setting on the power supply matches the nominal voltage of the AC supply network If the product does not have a power switch for disconnection from the AC supply
61. purchased an unregistered license Unregistered licenses only work in combination with a specific device ID Unregister License Follow this link if you have installed a portable license Portable licenses work in combination with several device IDs However you have to unregister it on one device before you can use it on another Move Portable License Follow this link if you want to move a portable license Moving a portable license is possible without unregistering the license e Opens a detailed online help to the corresponding topic e The second area provides hints on using the R amp S License Manager if you move the mouse over one of the options After you have followed one of the links follow the instructions displayed in the browser If you encounter any problems during the licensing procedure you can access the online help at any time with the icon The online help contains an extensive description of all functionality that the license manager features Quick Start Guide 1309 6900 12 02 21 R amp S ZVH Putting into Operation Configuring the R amp S ZVH 2 6 Configuring the R amp S ZVH In the Instrument Setup dialog box the R amp S ZVH provides various general settings that are independent of the operating mode of the R amp S ZVH gt Press the SETUP key gt Press the Instrument Setup softkey The R amp S ZVH opens the corresponding dialog box gt Select the item you want to modify with the rotar
62. r output never apply currents greater than 600 mA or voltages greater than 20 V to the BNC connectors if the BNC connectors are not configured as BIAS input ports If they are configured as BIAS ports never apply currents greater than 600 mA or voltages greater than 50 V Quick Start Guide 1309 6900 12 02 17 R amp S ZVH Putting into Operation _ A A A IA Connectors on the R amp S ZVH 2 4 7 Mini USB and LAN Ports The mini USB and LAN ports are located on the left side of the R amp S ZVH behind a protective cap You can connect the R amp S ZVH to a PC via USB or LAN and transfer data in both directions Configure the USB and LAN connection via the Instrument Setup For more information see Configuring the R amp S ZVH on page 22 2 4 8 Mechanical Locking Device A Kensington Lock can be anchored to the R amp S ZVH housing to secure the R amp S ZVH to a workstation mechanically 2 4 9 DC Port The DC port is located on the left side of the R amp S ZVH The R amp S ZVH is supplied with power by the AC DC transformer power supply via the DC connector You can also use the DC connector to charge the battery Quick Start Guide 1309 6900 12 02 18 R amp S ZVH Putting into Operation Managing Options 2 4 10 USB Port The USB port is located on the right side of the R amp S ZVH behind a protective cap You can use the USB interface to connect a memory stick and store data sets or screenshots 2 4 11 SD Card
63. ransferred to another R amp S ZVH Managing Options with the R amp S License Manager If you are using the R amp S ZVH in a local area network LAN you can manage firmware options with a web browser e g Microsoft Internet Explorer or Mozilla Firefox For more information on connecting the R amp S ZVH to a LAN see Connecting the R amp S ZVH to a PC on page 31 After you have connected the R amp S ZVH open your web browser gt Enter the IP address of the R amp S ZVH in the address bar of the web browser CO http 172 75 68 24 Elements liz The browser will access the R amp S License Manager In this part of the R amp S License Manager you can install and activate licenses on the R amp S ZVH This page features three areas e The first area shows the details of the connected device including the device ID and the IP address Connected Device FSH Device ID 1309 6000K24 900204 nK FSH4 IP Address 10 113 10 184 Version V1 50 Host Name localhost e The second area provides functionality to install and activate licenses What do you want to do e Install Registered License Keys and Activate Licenses e Register Licenses Install License Keys and Activate Licenses e Reboot Device Install Registered License Keys and Activate Licenses Follow this link if you have purchased a registered license Registered licenses only work in combination with a specific device ID Register Licenses Insta
64. re settings When the connection to a satellite is lost the bar turns red and the GPS coordinates are shown in brackets However the R amp S ZVH still shows the last valid position The state of the satellite lock is shown in the title bar S in the title bar indicates that the GPS receiver is enabled and that there is a fix connection with enough satellites for the GPS receiver to provide the coordinates The GPS information bar is blue Position Latitude 48 07 40 N Longitude 11 36 46 E EBH in the title bar indicates that the GPS receiver is enabled but that there is no fix connection to a satellite The GPS information bar is red The coordinates are not updated Position Latitude 48 07 40 N Longitude 11 36 46 E E in the title bar indicates that the GPS receiver is enabled but that the receiver is not connected not connected properly or defective The GPS information bar is red The coordinates are not updated The title bar shows no symbol if the GPS receiver is not enabled If the GPS receiver is connected and enabled when you boot the R amp S ZVH it asks whether to restore the GPS coordinates that were active just before it was shut down 2 6 3 Setting the Date and Time The R amp S ZVH has an internal clock that can apply a date and time stamp In the Instrument Setup dialog box you can set both date and time Set Date 14 06 2010 Set Time 16 12 17 Setting the date gt Inthe Instrument Se
65. reviously saved measurement results and settings gt Press the SAVE RECALL key gt Press the Recall softkey A list of all saved data sets opens If you want to recall results from the SD card or a USB stick select it first to view its contents Select a data set from the list with the cursor keys gt Confirm your selection with the Recall softkey Quick Start Guide 1309 6900 12 02 54 R amp S ZVH Index Index ROCAS iii ceo 12 Headphone A 18 Accessories eessen eug deet ag degt SE etee SERA 9 A E 19 Accessory CdetecllO iuo nieder cir red 24 Kensington TOCK EE 20 EE 47 EAN DO encata casinos 20 Audio settings ecc ni 30 e et 28 AUTO JOW CISTOMION EE 47 LSO UN VE 29 AUtO TOW MOISE EE 47 Sa AAA A 21 e E o ERAS 18 25 sies 9 A A e 11 Baci EE 29 Power SENS EE 51 Battery Car adapter eenen reene rrrerrrennrrrrneenne 13 elle E 53 Battery Charging mesias 12 Power Sensor DO ricas iii 17 Battery external charger esses 13 Power clique 31 Battery replacement essen 13 Preamplifier ooccccooncccooconcconnoconcnncnnnrononcnnonnnncnoncnnnnnns 48 Battery RT de EE 11 ici ORAR ooo o O OO EE E 32 Battery low Jevel REENEN 31 Regional settings ak 28 EEN 19 iic E 32 BING CONMECIOMS Syccicccasanscnecdedessicrauuescesdncenaneaessainsacdesdeaaneras 18 RE WSU E 16 veri TT 24 1 c MM 21 COOP SCENE c 30 Sel E e lu 31 reque m MES 16 Signal attenuation 47
66. rz equipment contact one of our Customer Support Centers A team of highly qualified engineers provides telephone support and will work with you to find a solution to your query on any aspect of the operation programming or applications of Rohde amp Schwarz equipment Up to date information and upgrades To keep your instrument up to date and to be informed about new application notes related to your instrument please send an e mail to the Customer Support Center stating your instrument and your wish We will take care that you will get the right information Europe Africa Middle East Phone 49 89 4129 12345 customersupport rohde schwarz com North America Phone 1 888 TEST RSA 1 888 837 8772 customer support rsa rohde schwarz com Latin America Phone 1 410 910 7988 customersupport la rohde schwarz com Asia Pacific Phone 65 65 13 04 88 customersupport asia rohde schwarz com 0 14 Euro min within German fixed line telephone network varying prices for the mobile telephone network and in different countries Quick Start Guide 1309 6900 12 02 6 R amp S ZVH Putting into Operation Unpacking the R amp S ZVH 2 Putting into Operation This chapter describes the way of putting the R amp S ZVH into operation for the first time It also provides information on the user interface and connectors of the R amp S ZVH 2 1 Unpacking the R amp S ZVH The R amp S ZVH is delivered in formfitting packaging It consists of an upper and
67. s make every effort to keep the safety standards of our products up to date and to offer our customers the highest possible degree of safety Our products and the auxiliary equipment they require are designed built and tested in accordance with the safety standards that apply in each case Compliance with these standards is continuously monitored by our quality assurance system The product described here has been designed built and tested in accordance with the attached EC Certificate of Conformity and has left the manufacturer s plant in a condition fully complying with safety standards To maintain this condition and to ensure safe operation you must observe all instructions and warnings provided in this manual If you have any questions regarding these safety instructions the Rohde amp Schwarz group of companies will be happy to answer them Furthermore it is your responsibility to use the product in an appropriate manner This product is designed for use solely in industrial and laboratory environments or if expressly permitted also in the field and must not be used in any way that may cause personal injury or property damage You are responsible if the product is used for any intention other than its designated purpose or in disregard of the manufacturer s instructions The manufacturer shall assume no responsibility for such use of the product The product is used for its designated purpose if it is used in accordance with its product do
68. separation insulation should be taken to avoid any hazards Ensure that the connections with information technology equipment e g PCs or other industrial computers comply with the IEC60950 1 EN60950 1 or IEC61010 1 EN 61010 1 standards that apply in each case Unless expressly permitted never remove the cover or any part of the housing while the product is in operation Doing so will expose circuits and components and can lead to injuries fire or damage to the product For permanently installed equipment without built in fuses circuit breakers or similar protective devices the supply circuit must be fused in such a way that anyone who has access to the product as well as the product itself is adequately protected from injury or damage Quick Start Guide 1309 6900 12 02 S 3 R amp S ZVH 11 12 13 14 Basic Safety Instructions Use suitable overvoltage protection to ensure that no overvoltage such as that caused by a bolt of lightning can reach the product Otherwise the person operating the product will be exposed to the danger of an electric shock Any object that is not designed to be placed in the openings of the housing must not be used for this purpose Doing so can cause short circuits inside the product and or electric shocks fire or injuries Unless specified otherwise products are not liquid proof see also section Operating states and operating positions item 1 Therefore the equipment must
69. t Confirm the entry with the ENTER key Setting the system beeper volume The system beeper volume sets the volume of the system beeper of the R amp S ZVH used for example if a message box turns up gt Inthe Instrument Setup dialog box select the System Beeper Volume item gt Press the ENTER key gt Enter the volume you want with the number keys System Beeper Volume The system beeper volume is a percentage from 0 to 100 with 100 being the loudest gt Confirm the entry with the ENTER key Quick Start Guide 1309 6900 12 02 28 R amp S ZVH Putting into Operation A ee Configuring the R amp S ZVH 2 6 7 Power Settings The power settings show the status of the current power source and configure it Battery Low Level 2096 Setting the battery low level When the battery low level is reached the battery symbol in the title bar turns red and starts blinking gt Inthe Instrument Setup dialog box select the Battery Low Level item gt Press the ENTER key gt Enter the threshold you want in percent of a fully charged battery with the number keys Battery Low Level gt Confirm the entry with the ENTER key The current battery level is displayed in the Battery Level line 2 6 8 Self Alignment The self alignment calibrates the instrument settings for vector network analysis During the self alignment the R amp S ZVH generates new factory calibration data and overwrites the old factory calibra
70. t n provistos de fusibles interruptor autom tico ni otros mecanismos de seguridad similares el circuito de alimentaci n debe estar protegido de modo que todas las personas que puedan acceder al producto as como el producto mismo est n a salvo de posibles da os Quick Start Guide 1309 6900 12 02 S 9 R amp S ZVH Informaciones Elementales de Seguridad 11 Todo producto debe estar protegido contra sobretensi n debida p ej a una ca da del rayo mediante los correspondientes sistemas de protecci n Si no el personal que lo utilice quedar expuesto al peligro de choque el ctrico 12 No debe introducirse en los orificios de la caja del aparato ning n objeto que no est destinado a ello Esto puede producir cortocircuitos en el producto y o puede causar choques el ctricos fuego o lesiones 13 Salvo indicaci n contraria los productos no est n impermeabilizados ver tambi n el cap tulo Estados operativos y posiciones de funcionamiento punto 1 Por eso es necesario tomar las medidas necesarias para evitar la entrada de l quidos En caso contrario existe peligro de choque el ctrico para el usuario o de da os en el producto que tambi n pueden redundar en peligro para las personas 14 Antes de la limpieza desconecte por completo el producto de la alimentaci n de tensi n p ej red de alimentaci n o bater a Realice la limpieza de los aparatos con un pa o suave que no se deshilache No utilice bajo ning n co
71. te debe ser utilizado seg n lo indicado por el fabricante respecto a los estados operativos y posiciones de funcionamiento sin que se obstruya la ventilaci n Si no se siguen las indicaciones del fabricante pueden producirse choques el ctricos incendios y o lesiones graves con posible consecuencia de muerte En todos los trabajos deber n ser tenidas en cuenta las normas nacionales y locales de seguridad del trabajo y de prevenci n de accidentes 1 El producto solamente debe ser utilizado seg n lo indicado por el fabricante referente a la situaci n y posici n de funcionamient R amp S FSH est protegido contra roci n y polvo modo de protecci n IP 51 Si no se convino de otra manera es para los productos Rohde amp Schwarz v lido lo que sigue como posici n de funcionamiento se define por principio la posici n con el suelo de la caja para abajo modo de protecci n IP 2X grado de suciedad 2 categor a de sobrecarga el ctrica 2 uso solamente en estancias interiores utilizaci n hasta 4600 m sobre el nivel del mar transporte hasta 12000 m sobre el nivel del mar Se aplicar una tolerancia de 10 sobre el voltaje nominal y de 5 sobre la frecuencia nominal N No ponga el producto sobre aparatos que generen calor p ej radiadores o calefactores La temperatura ambiente no debe superar la temperatura m xima especificada en la documentaci n del producto o en la hoja de datos En caso de sobrecalentamiento del producto pu
72. the LAN tab in the Instrument Connect dialog box Instrument Connect QE Connect IP Configuration Name IPAddeess Disconnect P Press the Add button to create a new network connection mx IP Configuration DK Name R amp S ZVH Default Cancel IP Address 72 76 68 24 gt Specify a name for the new network connection e g R amp S ZVH gt Enter the IP address for the R amp S ZVH in this case 172 76 68 24 gt Confirm the entry with the OK button The connection is now created and configured and is added to the IP Configuration list Instrument Connect ES USB LAN Dataset Connect IP Configuration Disconnect Nam IP Address SS 172 76 68 24 oau gt Select the new connection labeled R amp S ZVH k Press the Connect button to establish the connection R amp S ZVH Putting into Operation Connecting the R amp S ZVH to a PC 2 2 Connection via an existing LAN You can either draw the R amp S ZVH IP address automatically from the DHCP server or manually assign a fixed address With manual allocation a fixed IP address and subnet mask must be assigned to the R amp S ZVH as described in the chapter on direct LAN connection Then the R amp S ZVHView software has to be configured as described with the assigned IP address Free IP address Contact your IT system manager to get a free IP address In networks with a DHCP server DHCP permits automatic allocation
73. the R amp S ZVH is 0 dBm nominal With an integrated step attenuator you can reduce the tracking generator output power by a maximum of 40 dB in 1 dB steps Risk of damage to the R amp S ZVH To avoid damage to the tracking generator output the reverse voltage up to the voltage stated on the R amp S ZVH housing must not be exceeded 2 4 3 Power Sensor Port The connector for power sensors is located on the top of the R amp S ZVH The connector is configured especially for power sensors It is used for both the power supply and data transfer via the power sensor interface Additionally you can connect the R amp S TS EMF isotropic antenna order number 1158 9295 13 to this connector Quick Start Guide 1309 6900 12 02 15 R amp S ZVH Putting into Operation Connectors on the R amp S ZVH 2 4 4 Headphone Jack The 3 5 mm connector for headphones is located on the top of the R amp S ZVH The internal impedance of the connector is approximately 10 Ohm 2 4 5 AUX Input The AUX input is located on the left side of the R amp S ZVH under a protective cap You can connect various accessories like the GPS receiver R amp S HA Z240 order number 1309 6700 02 to the AUX connector 2 4 6 BNC Connectors The BNC connectors are located on the left side of the R amp S ZVH behind a protective cap You can configure both BNC connectors for various applications The names of the connections are embossed on the insides of the
74. the default state the automatic cut off is inactive A replacement battery R amp S FSH Z206 with a capacity of approximately 6 Ah and an operating time of 4 5 hours is available for order Charging time for the replacement battery is about 3 5 hours if the R amp S ZVH is switched off and about 4 5 hours if the R amp S ZVH is switched on Using an external battery charger You can also use an external battery charger R amp S HA Z203 order number 1309 6123 00 to charge an additional replacement battery To charge the battery externally put the battery into the external charger and supply it with power via the AC power adapter An orange LED CHARGE on the charger indicates the charging process The LED turns off when the battery is fully charged Instead a green LED READY turns on Quick Start Guide 1309 6900 12 02 11 R amp S ZVH Putting into Operation Setting up the R amp S ZVH 1 External charger R amp S HA Z203 2 Lithium ion battery R amp S HA Z204 or HA Z206 3 Power supply unit R amp S Z201 or car adapter R amp S HA Z202 Turn off the R amp S ZVH while driving or while the engine is on Operation of the R amp S ZVH via the cigarette lighter socket while driving or while the engine is on is prohibited 2 3 3 Battery Maintenance The R amp S ZVH comes with a lithium ion battery In general these batteries are easy to handle However keep the things mentioned in this chapter in mind when you handle the battery 2
75. tion For the self alignment a short circuit Short an open circuit Open and 50 Ohm match Load is required In addition a through connection must be established with an appropriate cable Inthe Instrument Setup dialog box select the Self Alignment item Self Alignment gt Press the ENTER key The R amp S ZVH initiates the self alignment procedure and shows a warning message box Self Alignment overwrites the factory calibration data Press YES to continue press NO to cancel If you press Yes the self alignment begins Follow the instructions shown on the screen If you press No the R amp S ZVH aborts the self alignment Quick Start Guide 1309 6900 12 02 29 R amp S ZVH Putting into Operation Configuring the R amp S ZVH 2 6 9 Resetting the R amp S ZVH You can either preset the R amp S ZVH or reset it to factory settings Presetting the R amp S ZVH The PRESET key resets the R amp S ZVH to the default setup of the currently active operating mode This allows you to define a new configuration based on defined measurement parameters without parameters from a previous measurement unintentionally still being active gt Press the PRESET key Resetting the R amp S ZVH A Reset to Factory Settings resets the R amp S ZVH to the factory defaults During a reset the R amp S ZVH restores the original configuration It also deletes all customized datasets limit lines standards channel tables
76. to contact with the terminals Do not immerse the battery in water Do not drop the battery or expose it to repetitive shock Do not solder directly to the battery 2 3 3 2 Storage The battery self discharges while not in use When storing the battery for an extended period of time make sure to e handle the battery carefully to avoid short circuits Make sure that leads and terminals are insulated e keep the battery in the supplied packaging prior to use The temperature should not exceed 30 C e store the battery at an initial state of charge between 15 and 50 of its capacity When calculating the initial state of charge consider the maximum consumption of electronic devices the self discharge of the battery the higher the state of charge the higher the rate of self discharge e avoid a deep discharge of the battery A deep discharge occurs when the state of charge falls below 5 of the battery s capacity e recharge the battery at least every six months Should the battery voltage be low or even 0 V the battery protection circuit may have gone into a sleep mode In that case reset the battery with an approved charger 2 3 3 3 Transportation No special regulations apply for transporting the battery The battery cells contain no metallic lithium 2 3 3 4 End of Life The capacity of the battery decreases after it has gone through numerous charge cycles and nears its end of life When the battery is dead e donot
77. trument Setup dialog box select the Display Backlight item gt Press the ENTER key gt Enter the backlight intensity you want with the numeric keys Display Backlight The backlight intensity is a percentage from 0 to 100 with 100 being the brightest gt Confirm the entry with the ENTER key Quick Start Guide 1309 6900 12 02 27 R amp S ZVH Putting into Operation AAA AA AA AAA Configuring the R amp S ZVH Selecting the display color scheme Inthe Instrument Setup dialog box select the Display Color Scheme item gt Press the ENTER key A dropdown menu opens to select the color scheme Display Color Scheme Color Color Printer Friendly P Select Color to set the display to color display or Black amp White to set it to monochrome display The Printer Friendly color scheme inverses the colors gt Confirm the selection with the ENTER key 2 6 6 Audio Settings The audio settings include the key click and system beeper volume Audio Key Click Volume 30 System Beeper Volume 30 Setting the key click volume The key click volume sets the volume of the sound that the R amp S ZVH produces when you press a key or softkey gt Inthe Instrument Setup dialog box select the Key Click Volume item gt Press the ENTER key gt Enter the volume you want with the number keys Key Click Volume The key click volume is a percentage from 096 to 10096 with 10096 being the loudest g
78. tup dialog box select the Set Date item gt Press the ENTER key gt Enter the date you want with the number keys The sequence depends on the date format Set Date gt Confirm the entry with the ENTER key Quick Start Guide 1309 6900 12 02 25 R amp S ZVH Putting into Operation Configuring the R amp S ZVH Setting the time gt Inthe Instrument Setup dialog box select the Set Time item gt Press the ENTER key gt Enter the time you want with the number keys Set Time gt Confirm the entry with the ENTER key After you have entered the time the R amp S ZVH verifies the validity of the time If not valid it sets the next valid time 2 6 4 Regional Settings The regional settings allow you to select a different language date format and length unit Language English Date Format dd mm yyyy Length Unit meter Selecting the language The R amp S ZVH provides several languages for the user interface gt Inthe Instrument Setup dialog box select the Language item gt Press the ENTER key A dropdown menu opens to select the language Language English French German Spanish Italian Portuguese Japanese Chinese Korean Russian Hungarian Chinese Traditional P Select one of the languages from the dropdown menu gt Confirm the selection with the ENTER key Setting the date format The R amp S ZVH provides several date formats gt Inthe Instrument Setup dialog bo
79. will lose the white color until it gets red and starts to blink When the icon starts to blink the battery low level has been reached For more information see Power Settings on page 29 Note that the battery is not fully charged when it is dispatched For battery operation you have to charge it first To charge the battery connect the AC power adapter included in the delivery For more information see Using the AC adapter on page 10 Charging time is about 2 5 hours when the R amp S ZVH is switched off If it is switched on the charging time is extended to about 3 5 hours because the charging current is reduced by the power drain of the R amp S ZVH During operation in the field you can also charge the battery with the R amp S HA Z202 car adapter order number 1309 61 17 00 You can connect the car adapter to the corresponding DC port With the car adapter you are able to charge the R amp S ZVH via the car s cigarette lighter socket When running the R amp S ZVH displays an arrow within the battery charge status indicator at the top right of the display to show that it is connected to the mains and is charging When the battery is fully charged a plug icon is displayed instead of the battery icon 16 50 ke You can set up the R amp S ZVH to automatically turn off if no input is made after a particular time period The possible range is from O to 99 minutes For more information see Display Settings on page 27 In
80. x select the Date Format item gt Press the ENTER key A dropdown menu opens to select the date format Quick Start Guide 1309 6900 12 02 26 R amp S ZVH Putting into Operation Configuring the R amp S ZVH Date Format dd mm yyyy dd mm yyyy mm dd yyyy P Select the date format you are most comfortable with from the dropdown menu gt Confirm the selection with the ENTER key Setting the length unit Inthe Instrument Setup dialog box select the Length Unit item gt Press the ENTER key A dropdown menu opens to select the length unit Length Unit meter meter gt Select the length unit you are most comfortable with from the dropdown menu gt Confirm the selection with the ENTER key 2 6 5 Display Settings The display settings configure the display of the R amp S ZVH Display Backlight 5096 Display Color Scheme Color The display of the R amp S ZVH is a TFT color LCD display Indoors its brightness depends on the intensity of the backlight To strike a balance between battery operating time and screen display quality set the backlight intensity to the minimum brightness needed To optimize the viewing angle adjust the color settings To achieve maximum contrast the screen can be switched from color display to black and white display Under extreme light conditions it can be advantageous to select the high contrast monochrome display Adjusting the display backlight gt Inthe Ins
81. y knob or the cursor keys 2 6 1 Hardware Settings The hardware settings contain settings that concern internal and connected hardware Auto Accessory Detection On BNC 1 Trigger Input BNC 2 IF Out Using auto accessory detection gt Inthe Instrument Setup dialog box select the Auto Accessory Detection item gt Press the ENTER key A dropdown menu to turn automatic detection on and off opens Auto Accessory Detection On ien P Select On to turn automatic accessory detection on gt Confirm the selection with the ENTER key If active the R amp S ZVH automatically detects accessories connected to the R amp S ZVH The corresponding accessory is displayed in the Detected Accessory field Configuring the BNC connectors You can use the BNC connectors for various applications For more information see BNC Connectors on page 16 gt Inthe Instrument Setup dialog box select the BNC 1 item gt Press the ENTER key A dropdown menu to select the BNC connector function opens BNC 1 Trigger Input Trigger Input DC Bias Port 2 gt Select the application that you require gt Confirm the selection with the ENTER key Quick Start Guide 1309 6900 12 02 22 R amp S ZVH Putting into Operation Configuring the R amp S ZVH The way to configure the second BNC connector is similar gt Instead of selecting the BNC 1 item select the BNC 2 item BNC 2 IF Out IF Out DC Bias Port 1
82. ys it as the return loss or standing wave ratio The power sensors for the R amp S ZVH have an asymmetrical design Therefore they have to be inserted into the test setup in such a way that the Forward arrow on the sensor points toward the load in the direction of the power flux When measuring high powers pay strict attention to the following instructions to avoid personal injury and to prevent the power sensor from being destroyed Danger of skin burns and damage to the instrument e Never exceed the permissible continuous power e See diagram on the rear of the sensor for the permissible continuous power e Turn off the RF power to connect the sensor e Screw the RF connectors tightly Test setup Connect the cable of the power sensor to the power sensor jack of the R amp S ZVH and insert the directional power sensor between the source and the load Quick Start Guide 1309 6900 12 02 91 R amp S ZVH Getting Started Using a Power Sensor Option R amp S ZVH K9 ET LP m Directional power sensor R amp S FSH Z14 or Z44 Source Load Power sensor jack ROD A Measuring the power gt Press the MODE key gt Press the Power Meter softkey As soon as it recognizes the power sensor it shows the type of the directional power sensor that is connected in the diagram header After a few seconds it also shows the forward power and return loss currently measured at the load Zeroing the power sensor Before

R&S ZVH Cable and Antenna Analyzer

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R&amp;S ZVH Cable and Antenna Analyzer

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R&S ZVH Cable and Antenna Analyzer