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22130634

CX300 ComXpert Operation Manual

Rev. 001

List of Tables

Table

Title

Page

Table 1-1 . . . . .  CX300 Top Panel Controls and Connectors . . . . . . . . . . . . . . . . . . . . . . . . . . .  1-6
Table 1-2 . . . . .  Power Button/LED - Status. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .  1-9
Table 1-3 . . . . .  CX300 Side Panel Controls and Connectors . . . . . . . . . . . . . . . . . . . . . . . . .  1-10
Table 2-1 . . . . .  CX300 ComXpert Standard Accessories . . . . . . . . . . . . . . . . . . . . . . . . . . . . .  2-3
Table 2-2 . . . . .  Recommended Optional Accessories. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .  2-4
Table 2-3 . . . . .  Device Toolbar Controls and Indicators  . . . . . . . . . . . . . . . . . . . . . . . . . . . . .  2-12
Table 2-4 . . . . .  Status Bar Indicators. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .  2-15
Table 2-5 . . . . .  Numeric Keypad Controls and Settings  . . . . . . . . . . . . . . . . . . . . . . . . . . . . .  2-17
Table 2-6 . . . . .  Numeric Slider Controls . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .  2-19
Table 2-7 . . . . .  UI Keyboard Controls . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .  2-20
Table 3-1 . . . . .  File Manager Controls. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .  3-2
Table 3-2 . . . . .  File Browser Functions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .  3-3
Table 3-3 . . . . .  Bluetooth Controls and Settings . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .  3-4
Table 3-4 . . . . .  LAN IPv4 Controls and Settings . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .  3-6
Table 3-5 . . . . .  LAN IPv6 Controls and Settings . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .  3-7
Table 3-6 . . . . .  WiFi Controls and Settings . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .  3-8
Table 3-7 . . . . .  Power Management Controls, Settings, and Indicators . . . . . . . . . . . . . . . . .  3-10
Table 3-8 . . . . .  Power Indicator Status . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .3-11
Table 3-9 . . . . .  Date and Time Controls and Settings . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .  3-13
Table 3-10 . . . .  Display Controls and Settings. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .  3-14
Table 3-11 . . . .  Remote Controls and Settings  . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .  3-16
Table 3-12 . . . .  Upgrade Screen Controls and Settings  . . . . . . . . . . . . . . . . . . . . . . . . . . . . .  3-18
Table 3-13 . . . .  Clock Source Selections . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .  3-20
Table 3-14 . . . .  GNSS Lock Status . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .  3-21
Table 3-15 . . . .  GNSS Controls and Settings  . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .  3-22

Содержание CX300 ComXpert

Страница 1: ...CX300 ComXpert Communications Service Monitor Operation Manual ...

Страница 2: ...VIAVI Solutions 1 844 GO VIAVI www viavisolutions com CX300 ComXpert Communications Service Monitor Operation Manual 22130634 Rev 001 ...

Страница 3: ...Commercial Item as defined in FAR 2 101 a or as Restricted Computer Software as defined in FAR 52 227 19 Dec 2007 or any equivalent agency regulation or contract clause Use duplication or disclosure of Software is subject to VIAVI Solutions standard commercial license terms and non DOD Departments and Agencies of the U S Government will receive no greater than Restricted Rights as defined in FAR 5...

Страница 4: ...l device pursuant to Part 15 of the FCC Rules These limits are designed to provide reasonable protection against harmful interference when the equipment is operated in a commercial environment This equipment generates uses and can radiate radio frequency energy and if not installed and used in accordance with the instruction manual may cause harmful interference to radio communications Operation o...

Страница 5: ...ng to your national regulations VIAVI has established a take back processes in compliance with the EU Waste Electrical and Electronic Equipment WEEE Directive 2012 19 EU and the EU Battery Directive 2006 66 EC Instructions for returning waste equipment and batteries to VIAVI can be found in the WEEE section of VIAVI s Standards and Policies web page If you have questions concerning disposal of you...

Страница 6: ...is a product of the VIAVI Technical Publications Department issued for use with the CX300 ComXpert Communications Service Monitor The PDF format of this manual is available on the VIAVI product website Go to https www viavisolutions com en us resources literature library Type CX300 to find the manuals associated with the CX300 ComXpert Communications Service Monitor Contact Information Contact the...

Страница 7: ...ld only be handled by Qualified Service Personnel Explosive Hazard This symbol represents a risk of explosion It may be associated with either a DANGER WARNING CAUTION or ALERT message Voltage Symbol This symbol represents hazardous voltages It may be associated with either a DANGER WARNING CAUTION or ALERT message See Table 2 for more information Toxic Symbol Indicates a toxic hazard Item should ...

Страница 8: ...damage e g Fire Mise en Garde Identifiez les conditions ou les activités qui si ignorées peuvent entraîner des dommages à l équipement ou aux biens p ex un incendie WARNING Some of the components used in this device may include resins and other materials which give off toxic fumes if incinerated Dispose of such items appropriately Avertissement Certains des composants utilisés dans cet appareil pe...

Страница 9: ...ction of VIAVI s Standards and Policies web page at VIAVI s Standards and Policies web page Beryllia WARNING Beryllia beryllium oxide is used in the construction of some of the components in this equipment This material when in the form of fine dust or vapor and inhaled into the lungs can cause a respiratory disease In its solid form as used here it can be handled safely however avoid handling con...

Страница 10: ...ry is used in this device Lithium Ion is a toxic substance so the battery should in no circumstances be crushed incinerated or disposed of in normal waste Do not attempt to recharge this type of battery Do not short circuit or force discharge since this might cause the battery to vent overheat or explode CAUTION This device contains a Lithium Ion battery and may require special packaging and exter...

Страница 11: ...ut ratings WARNING Improper grounding of equipment can result in electrical shock To ensure proper grounding this device should only be connected to a grounded AC Power Supply Avertissement La mise à la terre inadéquate de l équipement peut entraîner un choc électrique Pour s assurer d une mise à la terre adéquate cet appareil doit seulement être branché à une alimentation électrique CA mise à la ...

Страница 12: ... in a wet or damp location Only connect the AC Power Adapter Cord to the correct mains voltage indicated on the ratings label Do not use the AC Power Adapter Cord if it appears damaged or modified Mise en Garde Utilisez uniquement l adaptateur secteur le cordon d alimentation fourni avec l instrument N utilisez pas l adaptateur secteur le cordon d alimentation à l extérieur ou dans un endroit moui...

Страница 13: ...e la déconnexion de la tension secteur Ne laissez rien reposer sur le cordon d alimentation Ne placez pas le produit à un endroit où des personnes pourraient marcher ou trébucher sur le cordon d alimentation WARNING The supply filter contains capacitors that may remain charged after the instrument is disconnected from the power supply The residual energy is within the approved safety requirements ...

Страница 14: ...es Never use a battery that appears damaged or abused Only charge the batteries with the charger that shipped with the test set Mise en Garde Ne pas ouvrir écraser ni incinérer la batteries N utilisez pas et ne stockez pas la batteries à des températures dépassant les spécifications du produit Évitez de court circuiter la batteries N utilisez jamais une batterie qui semble endommagée ou qui a subi...

Страница 15: ...n may impair the safety protection built into the device Avertissement Utiliser cet appareil de manière non spécifiée dans la documentation d accompagnement peut nuire au dispositif de protection de sécurité intégré dans l appareil CAUTION Internal components are ESD sensitive and should only be installed removed and or serviced by Qualified Service Personnel Mise en Garde Les composants internes ...

Страница 16: ... radio communications However there is no guarantee that interference will not occur in a particular installation If this product does cause harmful interference to radio or television reception which can be determined by turning the equipment off and on the user is encouraged to try to correct the interference by one or more of the following measures Reorient or relocate the receiving antenna Inc...

Страница 17: ...sary precautions to avoid potential communication interference problems Mise en Garde Les générateurs de signaux peuvent constituer une source d interférences électromagnétiques IME pour les récepteurs radio Certains signaux émis peuvent provoquer des interférences et des interruptions des communications sur une distance de plusieurs kilometres Les utilisateurs de cet équipment doivent examiner so...

Страница 18: ...Rev 001 CX300 ComXpert Operation Manual 22130634 16 February 2022 This page intentionally left blank ...

Страница 19: ... 7 2 5 CX300 ComXpert Screens 2 8 2 6 UI Navigation Control and Layout 2 10 2 7 Screen Layout 2 11 2 8 Operating and Navigating the User Interface 2 15 Chapter 3 System Settings Screens 3 1 3 1 System Settings Screens 3 2 Chapter 4 Configuring System Settings 4 1 4 1 Configure Battery Saving Mode 4 2 4 2 Test Set Display Settings 4 2 4 3 Setting Date and Time 4 4 4 4 Establishing a Network Connect...

Страница 20: ...al Routing 5 42 5 8 DVM Digital Voltmeter 5 43 5 9 Tone Decoding 5 44 5 10 Tone Encoding 5 45 5 11 Normalize 5 51 5 12 Frequency List 5 52 5 13 Channel Analyzer 5 53 5 14 Oscilloscope 5 58 5 15 Spectrum Analyzer 5 60 5 16 AutoTest Mode 5 71 5 17 Navigation Diagrams 5 75 Chapter 6 Performing Tests and Measurements 6 1 6 1 RF Connection Configurations 6 2 6 2 CX300 Self Test Procedure 6 4 6 3 FM Tra...

Страница 21: ...00 ComXpert Operation Manual Rev 001 8 5 Battery Replacement 8 6 8 6 Resetting the ComXpert Base 8 9 8 7 Updating Software 8 9 8 8 CX300 ComXpert Self Test Procedure 8 10 8 9 Troubleshooting Information 8 10 Appendix A Glossary 9 1 ...

Страница 22: ...Table of Contents Rev 001 CX300 ComXpert Operation Manual 22130634 TOC iv February 2022 This page intentionally left blank ...

Страница 23: ...2 19 Table 2 7 UI Keyboard Controls 2 20 Table 3 1 File Manager Controls 3 2 Table 3 2 File Browser Functions 3 3 Table 3 3 Bluetooth Controls and Settings 3 4 Table 3 4 LAN IPv4 Controls and Settings 3 6 Table 3 5 LAN IPv6 Controls and Settings 3 7 Table 3 6 WiFi Controls and Settings 3 8 Table 3 7 Power Management Controls Settings and Indicators 3 10 Table 3 8 Power Indicator Status 3 11 Table ...

Страница 24: ...able 5 15 Demod SINAD Meter Controls and Settings 5 36 Table 5 16 Demod Distortion Meter Controls and Settings 5 37 Table 5 17 Demod SNR Meter Controls and Settings 5 37 Table 5 18 Audio SINAD Meter Controls and Settings 5 39 Table 5 19 Audio Distortion Meter Controls and Settings 5 39 Table 5 20 Demod SNR Meter Controls and Settings 5 40 Table 5 21 Audio Controls and Settings 5 42 Table 5 22 Audi...

Страница 25: ...5 68 Table 5 41 Spectrum Analyzer Measurement Controls and Settings 5 69 Table 5 42 Spectrum Analyzer I O Controls and Settings 5 70 Table 5 43 AutoTest Save Profiles Controls and Settings 5 71 Table 5 44 AutoTest Test Menu Controls and Settings 5 72 Table 5 45 AutoTest Reports Tab Controls and Settings 5 73 Table 6 1 FM Transmitter Tests UUT Settings 6 6 Table 6 2 AM Transmitter Tests UUT Setting...

Страница 26: ...List of Tables Rev 001 CX300 ComXpert Operation Manual 22130634 LOT iv February 2022 This page intentionally left blank ...

Страница 27: ... 3 2 Figure 3 2 Bluetooth Screen 3 5 Figure 3 3 Power Management Screen 3 9 Figure 3 4 Date and Time Settings Manual Settings 3 12 Figure 3 5 Date and Time Settings NTP Server 3 12 Figure 3 6 Display Settings 3 14 Figure 3 7 Remote Controls and Settings 3 15 Figure 3 8 Upgrade Screen 3 17 Figure 4 1 Wired Ethernet Connection Diagram 4 17 Figure 4 2 WiFi Connection Diagram 4 17 Figure 4 3 WiFi Smar...

Страница 28: ...gure 5 17 Select Meter Graph type 5 79 Figure 5 18 Test Function pane Test Function Settings 5 79 Figure 5 19 Test Home button 5 80 Figure 5 20 Test Settings button 5 80 Figure 6 1 One Port Duplex Test Setup 6 2 Figure 6 2 RF Output RF Input Two Port Duplex Test Setup 6 2 Figure 6 3 RF Output RF Duplex Two Port Duplex Test Setup 6 3 Figure 6 4 RF Duplex RF Input Two Port Duplex Test Setup 6 3 Figu...

Страница 29: ...s section explains how to use this manual Topics discussed include the following Content Overview ii Purpose and Scope iii Ordering information iii Intended User iii Typographical Conventions iv Related Information v Product Nomenclature v Contact Information v ...

Страница 30: ... overview of System Functions Chapter 4 Configuring System Settings Describes setup procedures and settings for the CX300 ComXpert Chapter 5 Test and Measurement Functions Provides an overview of the Test and Measurement Functions Chapter 6 Performing Tests and Measurements Provides instructions for performing Test and Measurement procedures Chapter 7 Managing Files and Reports Provides instructio...

Страница 31: ... Refer to the CX300 website for available publications Ordering information This manual is a product of the VIAVI Technical Publications Department issued for use with the CX300 ComXpert Communications Service Monitor The PDF format of this manual is available on the VIAVI product website The part number associated with this publication is 22130634 Type CX300 to find the manuals associated with th...

Страница 32: ...s or flip Press the On button Flip the Power switch to the on position Software components such as buttons menus tabs or fields on a PC based or Web based user interface Click Start Click File Properties Type the name of the probe in the Probe Name field Directory names file names and code and output messages that appear in a command line interface or a UI NANGT_DATA_DIR results directory test_pro...

Страница 33: ...enance Manual 22130636 Refer to the CX300 ComXpert product Web page for this and other product publications https www viavisolutions com en us product category radio test communications service monitors Product Nomenclature The terms CX300 CX300 ComXpert and test set are used to refer to the CX300 ComXpert Communications Service Monitor Contact Information Contact the Technical Assistance Center T...

Страница 34: ...Preface Rev 001 CX300 ComXpert Operation Manual 22130634 Preface vi February 2022 This page intentionally left blank ...

Страница 35: ...n this chapter include the following CX300 ComXpert Overview 1 2 Principles of Operation 1 2 ComXpert Base Overview 1 2 RF Application Module 1 3 Software 1 3 Features and Capabilities 1 3 ComXpert Platform and System Functions 1 3 RF Features and Capabilities 1 4 Controls and Connectors 1 5 Top Panel Controls and Connectors 1 5 Side Panel Controls and Connectors 1 10 ...

Страница 36: ...an external AC Power Supply The CX300 can also be powered by dual internal rechargeable batteries for field test operation 1 2 Principles of Operation The CX300 consists of the VIAVI ComXpert base which supports system functionality and the RF Application Module which supports CX300 RF test and measurement functions 1 2 1 ComXpert Base Overview The ComXpert base is a modular communications test an...

Страница 37: ...g and routing signals through the test set 1 2 3 Software CX300 software is a field upgradeable software which can be updated using a network connection or a USB device CX300 software also supports field installed software options The CX300 ComXpert ships from the factory with the current version of Software SW and Firmware FW installed on the test set The System Information screen displays the ve...

Страница 38: ... to the CX300 ComXpert data sheet for a complete list of available options Radio Receive Transmit and Auto Test modes of operation RF Instrument analyzers and meters RF Spectrum Analyzer supports up to 6 GHz optional with 20 MHz instantaneous bandwidth VSWR Distance to Fault and Return Loss measurements Audio Analyzer Analog Modulation meters Frequency Counter and RF Error meters RF Power meter Di...

Страница 39: ...rformance specifications and input output ratings 1 4 1 Top Panel Controls and Connectors The following CX300 test set identifies the top panel controls and connectors Refer to Table 1 1 for functions and capabilities CAUTION Do not overload input connectors Refer to product specifications or the product data sheet for maximum input ratings o Figure 1 2 CX300 Top Panel Controls and Connectors 8 9 ...

Страница 40: ... device such as a microphone 5 RF Duplex Connector The RF Duplex connector provides low level output and high level input detection 6 RF Input Port 2 The RF Input connector separates VNA measurements and is a dedicated RF Input connector The RF Input connector is used for measuring low power RF signals when high sensitivity and or Over the Air OTA testing is being performed Port 2 selection is res...

Страница 41: ... source Input is AC coupled 50 Ohm terminated The test set s timing reference is configured on the Clock Source screen See Configuring Timing Reference Clock Source for instructions 12 USB Connectors USB Connectors with attached rubber covers supporting most USB memory devices with 32 bit file system The USB connectors allow for the use of an external USB memory to extend storage capacity or to up...

Страница 42: ...ophone turns off the CX300 internal speaker 16 Power Button LED The Power Button LED is used to turn the test set on and off When the CX300 is connected to an AC power supply the Power Button LED indicates battery charging status See Table 1 2 on page 1 9 for a description of LED color coded status 17 Tether Point Tether Point with attached rubber cover for supporting the Audio connector cover Tab...

Страница 43: ...lors to indicate the test set s operational status battery and AC Power usage Table 1 2 Power Button LED Status LED Color Indicates Not Illuminated Unit is OFF Battery is not charging Green Connected to AC Power Unit is ON Battery is fully charged not charging Amber Connected to AC Power Unit is On or Off Battery is charging Red NOT connected to AC Power Battery is low ...

Страница 44: ... to be used as storage location for instrument data 2 LAN Connector The LAN connector is an RJ 45 Ethernet Connector that is used to connect the CX300 to a network connection for actions such as updating software and remote operation 3 AC DC Power Adapter Connector The AC DC Power Adapter connector is used to connect the test set to an AC Power Supply See AC Power Adapter Cord on page 10 for impor...

Страница 45: ...instructions CAUTION DO NOT block air flow to these vents see Ventilation Requirements on page 14 for important safety information 6 Cooling Fan Vent The fan vents allow air flow to the test set s internal cooling fans 7 Battery Door Cover The Battery Door Cover protects the test set s rechargeable battery This cover should be kept closed except when replacing the battery Table 1 3 CX300 Side Pane...

Страница 46: ...Chapter 1 CX300 ComXpert Overview Controls and Connectors Rev 001 CX300 ComXpert Operation Manual 22130634 1 12 February 2022 This page intentionally left blank ...

Страница 47: ...paring for First Use 2 4 Powering the Test Set 2 4 AC Power Operation 2 5 Battery Operation 2 5 Turning the Test Set On 2 6 Turning Off or Rebooting the Test Set 2 6 Forced Shutdown 2 7 Verify Test Set Operation 2 7 CX300 Control and Operation 2 7 CX300 ComXpert Screens 2 8 UI Navigation Control and Layout 2 10 Screen Layout 2 10 Screen Layout 2 11 Device Toolbar 2 12 Main Display Area 2 14 Device...

Страница 48: ...ove the test set and accessories when applicable from the shipping container 4 Remove anti static packaging material from test set 5 Unpack the two batteries 6 Remove packaging material from the two batteries 7 Store packing material and shipping container for possible future use 2 1 2 Inspect the Equipment After unpacking the components inspect the items for any possible damage that may have occu...

Страница 49: ... VIAVI 2 1 4 1 Standard Hardware Accessories The following items are included with the CX300 ComXpert Table 2 1 CX300 ComXpert Standard Accessories Part Number Description Qty 22141482 CX300 ComXpert 1 22142972 AC Power Adapter Cord 1 27478 AC Power Cord US Canada 1 91803 AC Power Cord China 1 27480 AC Power Cord Continental Europe 1 27477 AC Power Cord UK 1 22116266 Internal Batteries 98 Watt Hou...

Страница 50: ...s received from the factory Remove the protective film from the test set s front panel display Install the batteries See section 8 5 Battery Replacement on page 8 6 for the batteries installation procedure 2 2 Powering the Test Set The CX300 can be powered by two internal batteries or by a grounded AC power supply Table 2 2 Recommended Optional Accessories Part Number Description 22137295 Carrying...

Страница 51: ...ng The amount of battery operation time remaining is indicated on the Battery Indicator located in the Device Toolbar and on the Power Management screen The CX300 supports a time out feature which conserves battery power this feature is referred to as the battery saving mode The time out period is defined on the Power Management screen See section 3 1 5 Power Management Screen on page 3 9 To Insta...

Страница 52: ...us See POWER BUTTON LED on page 1 9 for detailed information 3 An initializing indicator screen is displayed during the boot up process 4 The last viewed screen is displayed when the test set is ready for use 2 2 4 Turning Off or Rebooting the Test Set The following procedures describe how to turn off or reboot the test set when controlling it remotely 5 Navigate to Home 6 Press CTRL Q 7 Select ei...

Страница 53: ...ive function instruments and switches to ensure the device is operating properly See section 6 2 CX300 Self Test Procedure on page 6 4 for instructions to run the CX300 self test 2 4 CX300 Control and Operation The CX300 can be controlled locally or remotely Local Control and Operation When controlled locally the CX300 is controlled and operated using the touchscreen display or an external mouse a...

Страница 54: ...ing the following method 1 Press the Home button on the Device Toolbar 2 Press the System button on the left sidebar 3 Select a system setting button from the System Home screen Selecting a button from the System Home screen displays a screen that contains controls and settings for the selected function When a system settings screen is active selecting the Home button displays the System Home scre...

Страница 55: ...st Spectrum Analyzer Measurements and AutoTest Accessing CX300 ComXpert Screen The CX300 ComXpert screen is accessible using the following method Press the CX300 ComXpert button on the Device Toolbar Select a control from the CX300 ComXpert screen for desired Test and Measurement Screens or Mode Measurement Screens The CX300 ComXpert screen contains the controls and settings for the desired Test a...

Страница 56: ...select activate etc 2 6 1 Screen Layout CX300 screen layout and content changes based on factors such as the selected function user settings and modes of operation All screens consist of several main areas a header bar with soft keys a main display area a Device Status Bar a test settings toolbar a quick access toolbar with controls and a Test Controls Toolbar on the right side of the screen For d...

Страница 57: ...st and measurement function See Figure 2 3 for an example See Chapter 4 Configuring System Settings for information about Configuring System Settings See Chapter 5 Test and Measurement Functions for information about Test and Measurement Screens 2 7 Screen Layout This section provides a general overview of CX300 screen layout See Chapter 5 Test and Measurement Functions for a detailed description ...

Страница 58: ... the UI This toolbar is visible on all screens The following controls are located in the toolbar Device Toolbar Main Display Area Status Bar Figure 2 4 CX300 ComXpert Screen Layout Table 2 3 Device Toolbar Controls and Indicators Button Name Description Home System Button The Home System button accesses system configuration functions When this button is pressed the UI updates to the last viewed sy...

Страница 59: ...reen on page 3 2 for detailed information about this function Remote Button The Remote button is displayed when the test set is being accessed remotely and accesses controls and settings that are used to configure the CX300 for remote access See section 3 1 9 Remote Screen on page 3 15 for detailed information about this function See section 4 7 Remotely Operating the Test Set on page 4 15 for ins...

Страница 60: ...ting up GNSS on page 4 12 for instructions to configure the test set for GNSS connection WiFi Button The WiFi button is displayed on the System Toolbar when WiFi functionality has been enabled on the Network screen The indicator is red when WiFi is enabled but a WiFi connection has not been established The indicator is green when the CX300 has established a WiFi connection See section 3 1 4 2 WiFi...

Страница 61: ... See section 4 7 Remotely Operating the Test Set on page 4 15 2 8 1 Selecting System and Test Screens The Home button and CX300 ComXpert button are used to switch between system screens and test and measurement screens These buttons are located on the left side of the Device Toolbar at the top of the screen see Figure 2 4 If not already on the System Home screen press the Home button to go to the ...

Страница 62: ...em open the menu and select the item from the list When a menu item is selected the selection is activated 2 8 2 3 Numeric Entry Controls When a numeric field is selected a numeric entry control window is displayed for defining the parameter Users have two tools for editing numeric parameters the Numeric Keypad Figure 2 5 or the Numeric Slider Figure 2 6 The buttons located in the upper right corn...

Страница 63: ...pen after the Apply button is pressed The Pin button also recalls the last location of the pop up when closing opening De selecting the Pin button will display the pop up open in the center like normal Close Button This button closes the Numeric Keypad Any changes that have not been applied will be lost when the Close button is pressed Clear Button This button clears the numerical value that is or...

Страница 64: ... adjust the size of the bounding box defining the last value selected in the bounding box Once the digit range is selected the value is increased or decreased by dragging the Slider Bar or pressing the Increment Up and Decrement Down arrows Values are active at the time that they are being changed Step Backspace The Step Backspace button undoes the last action Undo Button The Undo button terminate...

Страница 65: ...box The Slider Bar adjusts the value in large increments use the Increment Up Decrement Down Arrow buttons to adjust the value in smaller increments Cancel Button The Cancel button terminates an edit that has not yet been applied Left Right Arrow Button Pressing the Left Arrow decreases the size of the bounding box moving the right edge one place to the left each time the button is pressed Pressin...

Страница 66: ...ired setting is reached use the Close button to close the Numeric Slider window 2 8 2 4 Virtual UI Keyboard The Virtual UI keyboard is displayed when a setting requires the user to enter alpha numeric information such as a file name The UI Keyboard contains the following controls i i Figure 2 7 Virtual UI Keyboard Table 2 7 UI Keyboard Controls Control Name Description Recent List Button The Recen...

Страница 67: ... 3 2 Removable Storage Screen 3 3 Bluetooth Screen 3 4 Network Screen 3 5 Power Management Screen 3 9 Date and Time Screen 3 12 Region Screen 3 14 Display Screen 3 14 Remote Screen 3 15 Upgrade Screen 3 17 Test Set Lock Screen 3 18 Audio Screen 3 19 Clock Source Screen 3 19 GNSS Screen 3 20 System Info Screen 3 23 StrataSync Screen 3 25 Video Player Screen 3 26 Web Browser Screen 3 26 NOTE See Cha...

Страница 68: ...me The following controls are located on the Files screen Figure 3 1 Files Screen Table 3 1 File Manager Controls Control Description Files Button New Folder Button This button is used to create a new folder The new folder will be created inside of the currently selected directory Directories and folders can be moved using the cut and paste or copy and paste process Paste Button This button is ena...

Страница 69: ... Controls and Indicators for a description Only one file can be opened at any given time When a file is open opening another file closes the file that is already opened and displays the newly selected file Copy Paste Button The copy and paste function is intended to be used to copy and paste a file from one directory to another Pasting a file in the same directory as the source file does not creat...

Страница 70: ...visible to other devices when this check box is selected Allow other devices to pair with this device Determines whether or not the CX300 allows a device to pair with the test set Device name Displays the name assigned to the CX300 This name can be changed using the Device Name field located on the Remote screen See section 3 1 9 Remote Screen on page 3 15 for more information Start Stop Scanning ...

Страница 71: ...ntrolled remotely using a viewing application such as VNC viewer or the Smart Access Anywhere utility See section 3 1 9 for more information The test set can also be controlled remotely using remote programming commands 3 1 4 1 LAN Controls and Settings LAN controls and settings are displayed when the LAN tab is selected from the left side of the Network screen The test set can be configured to ob...

Страница 72: ...Setting Description IP Mode Selects whether the device connects to the network using a DHCP or Static IP Address Dynamic Host Configuration Protocol DHCP When DHCP is selected the server of the network to which the device is connecting assigns the network up link IP address subnet mask gateway and DNS Static When Static is used to manually define network IP connections Static IPv4 Address Enter th...

Страница 73: ...300 Table 3 5 LAN IPv6 Controls and Settings Control Setting Description Mode Selects how the test set connects to the network when using IPv6 mode Disabled Disables IPv6 connectivity Auto When Auto is selected the server of the network to which the device is connecting assigns the network setting Manual When Manual is used the network connections must be configured manually Manual IPv6 Global Add...

Страница 74: ...e test set s digital certificates Table 3 6 WiFi Controls and Settings Control Setting Description Enable Wireless Adapter This check box is used to enable the CX300 s WiFi function When WiFi is enabled the test set initiates a network search for other devices on the wireless network WiFi Address List This list shows all devices on the network that are within range of the test set A lock icon next...

Страница 75: ...and indicates if the test set is connected to an AC Power Supply The fill color of the battery graphic provides a visual indicator of charge status The battery s charge level is displayed as a percentage below the battery graphic Battery Power Saving Mode The test set is equipped with a battery power saving mode that is enabled by selecting the Enable auto off while on battery check box Figure 3 3...

Страница 76: ...n AC power supply Charging Indicator Appears when the battery is charging Not Charging Indicator Appears when the battery is not charging DC Power Source Indicator Displays whether the test set is being powered by external DC power AC Power Source Indicator Displays when the test set is being powered by the battery Battery Temperature Provides a visual indicator of the battery temperature The test...

Страница 77: ...ode Inactive Time Specifies the length of inactivity that can pass before the test set goes into power save mode Table 3 7 Power Management Controls Settings and Indicators Continued Icon Name Description NOTE The Power Indicator is located on the Device Toolbar Table 3 8 Power Indicator Status Indicates the following Connected to an AC power supply plug icon Battery is charging Indicates the foll...

Страница 78: ... the CX300 s internal calendar and clock Date and time can be set manually using the time and calendar controls and settings on the screen or the CX300 s date and time can be synchronized with an FTP Server See section 4 3 Setting Date and Time on page 4 4 for more information about setting the date and time Figure 3 4 Date and Time Settings Manual Settings Figure 3 5 Date and Time Settings NTP Se...

Страница 79: ...as successfully synchronized with an NTP Server the screen updates to show status See section 4 3 6 for instructions NTP Server X These fields are enabled when the Set clock automatically check box is selected The fields are used to define the primary and secondary NTP Server that the test set uses to synchronize time and date settings Clock Controls The clock controls are used to manually set the...

Страница 80: ...eded 3 1 8 Display Screen The controls and settings located on the Display screen allows users to customize the appearance of the display Users can adjust the brightness of the touchscreen enable the screen saver and when required calibrate the touchscreen display See section 4 2 Test Set Display Settings on page 4 2 as needed for procedures The Display screen contains the following controls and s...

Страница 81: ...o a network Screen Saver The CX300 can be configured to display a screen saver which appears when the test set has been inactive for the length of time defined in the Delay field See See section 4 2 4 Configuring the Screen Saver on page 4 3 Message Field The message field defines the information that is displayed on the screen saver Table 3 10 Display Controls and Settings Continued Control Setti...

Страница 82: ...box enables or disables remote access to the test set When remote access is enabled the Remote button appears in the Device Toolbar Require password for VNC access This check box selects if a password is required to remotely access the test set The password is defined in the Remote access password field Smart Access Anywhere Smart Access Anywhere allows users to view and control the CX300 user int...

Страница 83: ... screen contains controls that are used to update the test set s software and firmware This section describes the top level controls and prompts that users encounter when upgrading the CX300 located on the Upgrade screen and are described as part of the software update See section 4 12 Updating the System Software on page 4 24 for information NOTE On the Upgrade Screen the Start Over button is not...

Страница 84: ...ly interrupting a test Table 3 12 Upgrade Screen Controls and Settings Control Description Upgrade Button USB Button Performs a software update using files that were placed on a USB drive An error message is displayed when this button is selected and a USB device is not connected to one of the CX300 s USB connectors Network Button Updates the test set via a network connection to a server Server Ad...

Страница 85: ...tem test and measurement functions The controls and settings located on the Clock Source screen are used to configure the CX300 timing source When the Clock Source is set to Auto or an external reference is selected the Clock Source status button on the Device Toolbar updates to display the clock source in use See section 4 6 Configuring Timing Reference Clock Source on page 4 14 for instructions ...

Страница 86: ... timing source External 10 MHz When External 10 MHz is selected the CX300 uses an external 10 MHz frequency reference as the test set s timing source External 13 MHz When External 13 MHz is selected the CX300 uses an external 13 MHz frequency reference as the test set s timing source External 15 MHz When External 15 MHz is selected the CX300 uses an external 15 MHz frequency reference as the test ...

Страница 87: ...S Indicator i is always displayed in the Device Toolbar regardless of GPS position and regardless of Lock Status Lock Status is indicated by the GNSS button When GPS has obtained correct position information the GPS Indicator is displayed in the Device Status Bar NOTE GNSS requires use of a GNSS GPS antenna connected to the GNSS Antenna connector Table 3 14 GNSS Lock Status Locked A signal has bee...

Страница 88: ... 3D Mode A 3D three dimensional position fix that includes horizontal coordinates plus altitude 3D Mode requires a minimum of four visible satellites Any Calculates a 3D position fix if possible but reverts to 2D position if necessary GNSS This turns GNSS function ON and OFF When GNSS is turned ON the GNSS Indicator is displayed in the Device Toolbar GNSS System Selects the type or combination of ...

Страница 89: ...No dB Hz This field specifies the minimum Carrier to Noise Ratio C No for the satellite signals that will be used by the module s GNSS receiver The C No is an indication of signal strength ranging from 0 to 50 dBHz NOTE Using satellites with a weak C No may degrade performance Antenna Time Bias ns This value represents the bias that is used to compensate for the delay introduced by the antenna the...

Страница 90: ...s on page 4 23 for option installation procedure Reset instruments to defaults Resets CX300 system and test settings to factory default values process requires rebooting the test set See section 4 10 2 Reset Factory Default Settings on page 4 23 for information Export log to USB device Saves the generated system information log to a USB device an error message is generated if the system does not d...

Страница 91: ...ic reports enabling the analysis of network trends for proactive maintenance improved reliability and customer satisfaction Intuitive browser based interface tracks and upgrades instruments and displays prints stores and exports test results Refer to the VIAVI StrataSync website for more detailed information https www viavisolutions com en us products stratasync To ensure the test set has the late...

Страница 92: ... browser window is open the Web Browser button is displayed in the Device Toolbar to indicate that a Web browser window is active and to navigate between the Web browser screen and the system and test and measurement screens The Web browser contains back forward refresh stop and home buttons Additional functions are available in the drop down menu located in the upper right corner of the screen Wh...

Страница 93: ... Zoom The Reset Zoom button clears zoom settings and resets the display to default setting Close Button This button is used to close the Web browser screen When the Web browser screen is closed the Web Browser button is removed from the Device Toolbar Table 3 19 Web Browser Controls Continued Control Description ...

Страница 94: ...Chapter 3 System Settings Screens System Settings Screens Rev 001 CX300 ComXpert Operation Manual 22130634 3 28 February 2022 This page intentionally left blank ...

Страница 95: ... 4 2 Setting Date and Time 4 4 Establishing a Network Connection 4 5 Setting up GNSS 4 12 Configuring Timing Reference Clock Source 4 14 Remotely Operating the Test Set 4 15 Setting up a Bluetooth Connection 4 15 Using Smart Access Anywhere 4 16 Managing System Information 4 22 Managing Options 4 23 Updating the System Software 4 24 Synchronizing to the StrataSync Server 4 28 Re imaging the System...

Страница 96: ...ocally via the screen The following procedure applies to both local and remote operation 1 Navigate to the Display screen 2 Press the Calibrate Touchscreen button 3 Follow on screen prompts selecting the target points within the time allowed 4 The procedure continues through a calibration point in each corner The procedure is complete when each corner has been calibrated 4 2 2 Adjust Screen Bright...

Страница 97: ...to Enable automatic screen saver 3 To change the message displayed as a screen saver select the Message field and type the message to be displayed 4 Press the OK button to confirm 5 To specify the time to wait until the screen saver begins a Select the Delay field Enter the amount of time to wait before the screen saver is activated b Press the OK button to confirm 4 2 5 Enable a screen saver pass...

Страница 98: ... time 6 Reboot the test set to apply the changes The UI is now using the language specified 4 3 2 To Set the Date 1 Proceed to the Date and Time screen 2 Set the calendar to the desired month day and year Changes are applied when selected 4 3 3 To Set the Time Zone Proceed to the Date and Time screen 1 Select the Region Country and Area 2 Select the Automatically adjust for daylight savings time c...

Страница 99: ... time and date in the upper right corner of the screen updates to the server time and the message Time successfully synchronized using NTP is displayed on the screen 4 4 Establishing a Network Connection 4 4 1 Establishing an Ethernet Connection 4 4 1 1 Enable Network Connectivity Network connectivity must be enabled in order to establish a connection to an Ethernet or WiFi network To Enable Netwo...

Страница 100: ...IPv4 Controls and Settings 3 6 LAN IPv6 Controls and Settings 3 7 7 When all settings have been configured press the Network On Off soft key to enable network connectivity The device establishes an Ethernet connection to the LAN 8 Additional settings are required based on the selected Network Mode of operation See one of the appropriate sections to configure the device s IP settings to match the L...

Страница 101: ...he LAN IPv4 Address Mode Setting DHCP No additional settings Static IPv4 Address Enter the device s IP address which will be used when accessing the provider network IPv4 Netmask Enter the netmask address to indicate whether the packets are to be routed to other networks or subnetworks IPv4 Gateway Enter the address for the gateway that is used to route packets that are not on the same subnet IPv4...

Страница 102: ... additional settings to specify Manual specify the IPv6 DNS Server address IPv6 DNS Server Enter the address of the DNS server Static IPv6 Global Address Enter the device s IPv6 address to access the global network IPv6 Local Address Manual Enter the IPv6 Local Address Automatic Address is populated automatically IPv6 Subnet Prefix Length Enter the subnet prefix length IPv6 Gateway Enter the addre...

Страница 103: ... determined to provide the best available access point based on signal strength and or encryption supported To Add a WiFi Network Profile 1 Enable network connectivity on the CX300 See section 4 4 1 1 Enable Network Connectivity on page 4 5 for information 2 Navigate to the Network panel System button Network button The System Network menu appears 3 Select the WiFi button located on the soft key p...

Страница 104: ... Network Connectivity on page 4 5 for information 2 Navigate to the Network panel System button Network button 3 Select the WiFi button located on the soft key panel 4 The device automatically scans for WiFi networks and lists each network with the following status Key Management Select the Wi Fi Protected Access WPA key management Network Mode Select the Network Mode Additional settings are requi...

Страница 105: ...ating to the network The status of the connection Network Up and details concerning the connection IP address netmask gateway and DNS server appear at the top right of the menu The device is connected to the WiFi network A lock Indicates authentication is required to connect to a network Saved In Range Indicates that a profile for the network has been saved on the device device is in range of the ...

Страница 106: ... Set GNSS to On 4 Open the Fix Type menu and select the type of position fix to be used 5 Open the GNSS System menu and select a system that is supported in the region where testing will be performed 6 Open the Survey Mode menu and select how positioning will be calculated 7 In the Elevation Limit deg field specify the elevation limit in degrees 8 In Minimum C No dB Hz field specify the minimum Ca...

Страница 107: ...lipsoid WGS84 The coordinates are derived initially in the 3D Cartesian system as XYZ values and then for display output purposes they are transformed to Latitude Longitude and Ellipsoidal Height using a well known formula to an ellipsoid such as that associated with the WGS84 Datum semi major axis 6378137m inverse flattening 298 257223563 The surface of the ellipsoid is the zero ellipsoidal heigh...

Страница 108: ...s the clock source 4 6 2 External Timing Reference The following procedure describes how to configure the CX300 to use an external clock source as a timing reference 1 Navigate to the Clock Source screen 2 Connect the external reference to the CX300 s RF Input Connector 3 Select the external reference from the Clock Source menu The Clock Source Indicator updates to identify the selected external r...

Страница 109: ...the CX300 ComXpert Remote Programming Manual 22146776 for information and instructions 4 8 Setting up a Bluetooth Connection The following procedures describes how to set up Bluetooth Connection 1 Navigate to the Bluetooth screen 2 Enable the following check boxes Enable Bluetooth Allow other devices to pair with this device 3 Activate Bluetooth on the device that is to be paired with the CX300 NO...

Страница 110: ...s Anywhere utility https www viavisolutions com en us products smart access anywhere saa The Smart Access Anywhere utility is available for Windows iOS and Android The utility must be downloaded and extracted on the PC or mobile device that will be used to connect remotely to the CX300 4 9 1 Downloading and Extracting the Utility The following procedure describes how to download utility to a PC 1 ...

Страница 111: ...g a connection to the CX300 verify that port 22 SSH or 443 HTTPS is open on the PC 4 9 3 1 Wired Ethernet Connection Figure 4 1 illustrates a CX300 connected to a workstation via a wired Ethernet connection to the Internet Before establishing a wired connection determine the CX300 s IP address and configure the network proxy if a proxy is used 4 9 3 2 WiFi Connection Figure 4 2 illustrates a CX300...

Страница 112: ...ed by a smart phone that supports data tethering Figure 4 4 illustrates a CX300 connected to a workstation using a USB connection to a smart phone that supports data tethering 4 9 4 Launching the Smart Access Utility The following must be completed to use the Smart Access Anywhere utility Establish a connection from a PC or mobile device to the CX300 Launch the utility on the CX300 to obtain the r...

Страница 113: ... following procedure can be used to test the connection between the workstation and target CX300 The following procedure is recommended but not required To Test the Connection 1 Launch the Smart Access Anywhere utility on the workstation 2 Press the Test connection button The test automatically launches 3 To display connection log details in real time press the See full logs button The connection ...

Страница 114: ... 1 Launch the Smart Access Anywhere utility On a PC open the directory where the utility was installed Launch the SmartAccessAnywhere exe file On the mobile device press the Smart Access Anywhere button The utility opens 2 Enter the access code in the field provided on the upper part of the screen 3 Press the Connect button to validate the code The Smart Access Anywhere screen appears NOTE After u...

Страница 115: ...he CX300 directories or storage devices in the other pane 3 In the source pane the pane that has the file that you want to transfer select the directory or storage device then select the file to be transferred 4 In the destination pane the pane with the directory that you want to transfer the file to select the destination directory for the file 5 Select one of the following To transfer a file fro...

Страница 116: ...ess default 5 Select Forced settings Modify SSL tunnel port and or Internet proxy as needed 6 The Internet proxy configuration is available exclusively if the port selected is Alternative port 443 and if HTTPS packing is selected 7 After configuring the settings select Back to main page 4 10 Managing System Information The following procedures describes how to manage system information 4 10 1 Expo...

Страница 117: ...ment 4 11 Managing Options The following procedures describe how to enable review and purchase software options 4 11 1 Enabling Software Options Software options may be available on the unit or purchased separately For information about purchasing software options contact the VIAVI Solutions Sales Office for your region See section 3 1 15 System Info Screen on page 3 23 for details about option in...

Страница 118: ...he System Software The recommended method of updating the test set s software is via StrataSync See Synchronizing to the StrataSync Server section 4 13 on page 28 for information If StrataSync is not available system software and solution firmware can be updated from a storage location such as a USB device or a network directory This section describes the following procedures USB Software Update P...

Страница 119: ...roceed to Performing the USB Software Update section 4 12 1 2 on page 25 4 12 1 2 Performing the USB Software Update The unit must have an uninterrupted supply of power during the software update If necessary connect the test set to a grounded AC Power supply Make sure to have a USB drive available on which the extracted system software files are saved To Perform the USB Update 1 Plug the USB driv...

Страница 120: ...ation where the system software is located Connect the unit over a public network instead The unit must have an uninterrupted supply of power during the software update If necessary connect the test set to a grounded AC Power supply 4 12 2 1 Download and Extract Software to Network The following procedure provides instructions to download and extract software to a network directory 1 Download soft...

Страница 121: ... the FTP address server IP address or host name and the proxy server address if necessary as well as the access credentials 3 Press the Connect button 4 After the unit accesses the server select the link for the software file for the unit 5 Press the Start Upgrade button A dialog box appears with prompts to either exit all tests that are running or cancel the update if the tests cannot be stopped ...

Страница 122: ...d to the StrataSync server a request to initiate the syncing process appears 4 13 1 Synchronize StrataSync Server 1 Proceed to the System Home screen 2 Press the StrataSync button 3 Verify that the server address appears in the Server Address field The default server address is stratasync viavisolutions com 4 Enter the ID of the unit in the Account ID field Synchronization cannot occur without the...

Страница 123: ...ved is available Connect the USB drive into the USB connector on the top panel of the unit 3 Press the Power button to turn the CX300 Off then On The re imaging process starts Do not unplug the USB drive from the unit The unit automatically restarts when the update is completed 4 After the unit has restarted unplug the USB drive NOTE Re imaging deletes all files stored on the internal flash of the...

Страница 124: ...o capture an image of the current screen To Capture a Screen Shot 1 Access the Test Controls Toolbar and select the Screen Capture Button 2 Enter a name for the screen shot 3 The PNG file is saved to the internal file manager Screen Capture Button NOTE The images can be viewed on the test set through the Folder Button on the Test Controls Toolbar Folder Button ...

Страница 125: ...300 Generators 5 15 CX300 Receive Functions 5 21 CX300 Meters 5 27 Audio Controls and Signal Routing 5 42 DVM Digital Voltmeter 5 43 Tone Decoding 5 44 Tone Encoding 5 45 Normalize 5 51 Frequency List 5 52 Channel Analyzer 5 53 Oscilloscope 5 58 Spectrum Analyzer 5 60 AutoTest Mode 5 71 Navigation Diagrams 5 75 NOTE Analog measurement functions are standard CX300 measurements Optional measurements...

Страница 126: ...unications Test Mode Communications Test mode supports full duplex Transmit and Receive capabilities providing simultaneous access to RF Generator and RF Receiver functions Communications test mode would typically be used to evaluate the duplex transmit and receive performance of radios that are capable of radio operation 5 1 2 Spectrum Analyzer Mode Spectrum Analyzer mode provides access to the C...

Страница 127: ...ome Screen provides access to the device s test and measurement functions To Display the Test Home Screen From a test screen press the Home button From a system screen select the CX300 ComXpert button then press the Home button The layout of the Test Home Screen will resemble the example shown in Figure 5 1 The Test Home Screen is divided into the following areas NOTE Test and Measurement screen c...

Страница 128: ...imited to the CX300 RF Module Internal 3 Title Box The Title Box displays the name of the selected test configuration The default name of a test is name of mode dash name of measure e g Communications Test Analog The test title is edited by pressing the Edit button The use of custom names could be helpful when creating a UI configuration that will be saved for later use or when multiple measuremen...

Страница 129: ...t Home Screen 2 Select the desired mode e g Communications Test Spectrum Analyzer and AutoTest 3 Select the type of measurement e g Analog or P25 if applicable 4 Select the type of measurement again or select the Done button to load the selected test and measurement 5 Use QuickSwitch to quickly toggle between Duplex Transmit and Receiver Testing The UI updates to display the test screen as it was ...

Страница 130: ...ion 6 Measurement Panes This section of the display is populated by two user configurable measurement panes The meter or graph displayed on each pane is selected using the button in the center of each measurement pane See Navigation Diagrams 7 Test Controls Toolbar This section of the screen contains buttons that control UI layout and access test and measurement functions and settings See section ...

Страница 131: ...function that is available in the selected mode of operation Selecting one of the settings or buttons opens a configuration window or alters the state of the setting Hold Button Pressing the Hold button halts all measurements from updating to any active plot fields the plot is frozen and does not update until the measurement is unlocked When a measurement is locked the Hold Indicator is displayed ...

Страница 132: ...er to the highest peak on the trace This Marker to Peak Button performs the same function as the Peak Search button located in the Marker Controls Toolbar When all markers are off pressing the button adds Marker 1 M1 and positions the marker at the highest peak on the trace Screen Capture Button This is a quick access button that captures and saves the current screen The status message Quick Saved...

Страница 133: ...n the upper right corner of the tab Unsaved data is lost when a measurement tab is closed 5 2 6 Markers A marker is used to obtain information about a specific point on a trace The CX300 supports up to six markers each marker can be configured independently The X and Y coordinates of the trace are displayed when the marker is placed on any position of the trace The position displaying the marker s...

Страница 134: ...rker Navigation buttons Marker position on an analyzer indicates the frequency marker position on the Oscilloscope indicates time Marker Indicator Line When a marker is displayed on a plot field the UI displays a red vertical position line that indicates the position of the selected marker Marker Measurement Type Markers can be configured to provide three different types of measurements Normal Del...

Страница 135: ...tton Sets the frequency of the active marker to the center frequency of the frequency span Stop Button Sets the frequency of the active marker to the stop frequency of the frequency span Navigation Buttons The following buttons move the selected marker as described below Peak Search Moves the active marker to the highest peak of the trace The Quick Access Peak Search button located in the Test Fun...

Страница 136: ...ker restores the markers at their previous positions If a measurement mode is changed current settings are not restored unless the UI configuration is saved Table 5 4 Marker Toolbar Controls and Settings Continued Data Field Description Figure 5 4 Marker Controls Toolbar Table 5 5 Marker Reading Pane Data Fields Control Setting Description Marker Label Indicates the marker number and color associa...

Страница 137: ...er 1 If the Marker Controls Toolbar is not already visible press the Marker Controls Button to open the Marker Controls Toolbar 2 Press the Marker View Button 3 Select the marker you want to delete 4 Press the Marker Delete Button to delete the marker To Position a Marker 1 If the Marker Controls Toolbar is not already visible press the Marker Controls Button to open the Marker Controls Toolbar 2 ...

Страница 138: ...est Settings Menu Button to open the Test Settings menu 2 Navigate through the Test Settings menu to the desired function 3 Select the function from the menu to access function controls and parameters 4 Select the parameter from the Test Settings menu 5 Configure the parameter as desired Method 2 Full Test Settings Menu 1 Press the Full Test Settings Button to open the Full Test Settings menu 2 Se...

Страница 139: ...ting Description Port The RF Generator Port should be selected according to the properties of the outgoing signal and to the requirements of the test that is being performed See Table A 29 for RF Duplex Connector Input Output ratings See Table A 30 for RF Output Connector ratings RF Output When RF Output is selected the RF Generator uses the test set s dedicated RF output connector to output the s...

Страница 140: ...7 If desired define the RF Generator Level Offset 8 Set the RF Generator Enable toggle switch to ON The CX300 is now generating an RF signal Level RF Generator Level should be set to a value appropriate for the receive capabilities of the UUT When configuring the equipment for testing use the RF Generator connector best suited to the Level setting NOTE The RF Generator Level should not exceed the ...

Страница 141: ... and can be configured differently Mod Shape This parameter selects the shape of the modulated waveform that is being applied to the carrier frequency for the specified modulation generator Mod Frequency This field defines the frequency of the signal created by the modulation generator Mod FM Deviation The FM Deviation field is enabled when FM Mod Type is selected This field defines the frequency ...

Страница 142: ...deviation level per Vrms of the modulated signal received from an external modulation source Mod Ext AM Depth The Mod Ext AM Depth field is enabled when AM Mod Type is selected This field defines the AM depth per Vrms of the modulated signal received from an external modulation source Table 5 8 Analog Modulation Controls and Settings Continued Parameter Description NOTE The test set s modulation g...

Страница 143: ...The CX300 contains three Audio Function AF generators that are capable of supporting the simultaneous output of three signals of different frequencies shape and power The generated audio signal is output at the test set s AF Output connector The following controls and settings are used to configure the characteristics of the generated audio signals Table 5 9 AF Generator Controls and Settings Para...

Страница 144: ... Done button 3 Press the Full Test Settings button to open the Full Test Settings menu 4 Select the AF Generator Shape 5 Define the AF Generator Frequency 6 Define the AF Generator Level 7 Set the AF Generator Enable toggle switch to ON 8 The CX300 is now generating an audio signal at the AF Output connector NOTE The test set s AF generators are utilized for generating tone encoded audio signals W...

Страница 145: ...ming signal The RF Receiver PORT frequency reference level and external attenuator parameters apply to all types of incoming signals There are additional parameters that must be configured depending on the type of modulation that has been applied to the incoming signal RF Receiver controls and settings are configured from the RF Receiver settings menu Some controls are also accessed from the Quick...

Страница 146: ...external attenuator is used the RF Receiver Attenuation field is used to adjust for the use of the external attenuator Receiver Frequency The RF Receiver Frequency should be set to the match the frequency being transmitted by the radio Reference Level Reference Level defines the signal level in relation to the RF Input of the incoming signal the field should be set higher than the expected power l...

Страница 147: ...ol AGC function optimizes the attenuation or gain See Attenuation NOTE below for use case Attenuation This field is enabled when Level Control Mode is set to Manual The Attenuation field sets the test set s internal attenuation NOTE Manual attenuation settings are only intended to be used in test cases in which the attenuation of the UUT is known Pre Amp The RF Receiver s pre amplifier is enabled ...

Страница 148: ... 4 Press the Full Test Settings button to open the Full Test Settings menu 5 Select the RF Receiver Port to which the RF signal is connected step 3 6 Set the RF Receiver Frequency to the frequency of the incoming signal 7 Set the RF Receiver Reference Level to the power level of the generator radio 8 Select an RF Receiver IF Bandwidth 9 Set Level Control Mode to Auto 10 Navigate to the Analog Demo...

Страница 149: ...tor This connector should be used for receiving high power signals AF Input 2 Selects the low power audio input connector This connector should be used for receiving low power signals and for performing high sensitivity measurements Balanced Sets the Audio 1 and Audio 2 Connectors to accept a balanced differential input audio signal The balanced input has an impedance of 600 Ω MIC ACC Selects the ...

Страница 150: ...e circuits None No filter is included in the signal path C MSG Filter The C MSG is used for voice audio and telecommunication applications in the U S CCITT The CCITT ITU T filter is used for international telephone circuits High Pass Filter A high pass filter HPF passes signals with a frequency higher than a selected cutoff frequency Not applicable to Psophometric filter type Low Pass Filter A low...

Страница 151: ...ment When limits are enabled for a meter visual indicators are provided that indicate enabled limits limit settings and measurement pass fail status Table 5 12 on page 5 28 and Figure 5 6 on page 5 30 provide information and descriptions of the various indicators a user may encounter when using meter limits Range Selects the valid voltage input permitted on the audio input connector Input voltage ...

Страница 152: ...it or within enabled upper and lower limits the meter scale changes to green 5 6 1 3 Limit Indicators The following are visual indicators a user will encounter when using meter limits Table 5 12 UI Limit Indicators Indicator Description Limit Check Indicators When upper and lower limit values are defined for a meter and the limit settings may be invalid the limit controls on the UI update to yello...

Страница 153: ...limit setting Blue for lower limit Red for upper limit Green to indicate the measurement range between upper and lower limits Measurement Bar When limits are enabled the measurement bar is color coded to indicate pass fail status Blue indicates the measurement is below the lower limit Red indicates the measurement is above the upper limit Green indicates the measurement passes defined limits Table...

Страница 154: ...Chapter 5 Test and Measurement Functions CX300 Meters Rev 001 CX300 ComXpert Operation Manual 22130634 5 30 February 2022 Figure 5 6 Limit Check Indicators ...

Страница 155: ...ollowing are examples of when meters should be refreshed When limits have been triggered and a new measurement is started To restart average measurement calculations When test parameters have been changed Pre Defined The user can select from a pre defined list of values which are appropriate for the measurement The selected value defines the upper scale value the lower value defaults to a value ap...

Страница 156: ...yed when the Analog Demodulation Type is set to AM see Table 5 13 on page 5 33 FM Deviation Meter The Frequency Modulation FM Deviation meter displays the amount of frequency by which the carrier deviates from center frequency on a frequency modulated signal The FM Deviation meter is displayed when the Analog Demodulation Type is set to FM see Table 5 13 on page 5 33 PM Deviation Meter The Phase M...

Страница 157: ...when applicable Mod Level Type This setting selects the type of measurement displayed on the Analog Demod meter Live When Live is selected the meter displays the measured value of the signal at that given point in time The meter updates continuously as long as the device is receiving an incoming signal Average When Average is selected the Average field is used to define the number of readings acqu...

Страница 158: ...o and telecommunication applications in the U S CCITT The CCITT ITU T filter is used for international telephone circuits High Pass Filter A high pass filter HPF passes signals with a frequency higher than a selected cutoff frequency Low Pass Filter A low pass filter LPF passes signals with a frequency lower than a selected cutoff frequency De Emphasis Filter This setting only applies to FM Demodu...

Страница 159: ...r meter measures the frequency error of the received signal in relation to the defined RF Receiver Frequency RF Error controls and settings are accessed from the RF Freq Error settings menu The RF Error meter supports limits which are described in section 5 6 1 on page 5 27 user configurable meter scales which are described in section 5 6 2 on page 5 31 and average measurements which are described...

Страница 160: ...ings are accessed from the Noise Demod settings menu Demod Noise meter signal routing is configured on the Audio Controls window see See section 5 7 Audio Controls and Signal Routing on page 5 42 5 6 8 1 Demod SINAD Meter SINAD measurements are typically used to determine receiver sensitivity but they can also be used to determine how a transmit signal is degraded by noise and distortion The SINAD...

Страница 161: ...ormance of the Unit Under Test UUT by identifying how well signal frequency components stand out from noise interference in the signal The SNR meter supports limits which are described in section 5 6 1 on page 5 27 user configurable meter scales which are described in section 5 6 2 on page 5 31 and average measurements which are described in section 5 6 3 on page 5 31 The SNR meter also contains t...

Страница 162: ...ernal signal of the radio under test is modulated with the audio signal it receives from the test set The radio under test then sends this modulated signal back to the test set The test set receives and demodulates the signal received from the radio under test The SNR reading is the ratio of the level of the demodulated audio signal when the Modulation Generator is ON versus the level when the Mod...

Страница 163: ... the incoming audio signal The Distortion meter displays the difference between the incoming audio signal in relation to the signal generated by the CX300 The differences detected are a result of extraneous signals present in the audio signal i e noise external signals The Distortion meter supports limits which are described in section 5 6 1 on page 5 27 and user configurable meter scales which ar...

Страница 164: ...ise is a measurement of the level of the audio signal that is demodulated by the radio when the test set sends a modulated signal versus when the signal is not modulated Normal When the Normal Audio SNR meter is selected the test set transmits a user defined modulated RF signal to a radio under test The test set transmits the signal cycling the modulation ON and OFF while the signal is being trans...

Страница 165: ... AF Counter updates to display the AF Demod Counter AF Counter input source is selected on the Audio In window See section 5 5 2 Audio In on page 5 25 5 6 11 1 AF Counter Demod The AF Demod Counter displays the frequency of the modulation on the received RF signal The AF Demod Counter is used to measure the frequency accuracy of the incoming signal The AF Demod Counter supports limits which are de...

Страница 166: ...tton is used to mute un mute the audio signal Audio Squelch The squelch slider bar is used to adjust the audio squelch level Squelch adjusts the threshold above which the CX300 receiver recognizes a signal and starts measurements Table 5 22 Audio Signal Routing Controls and Settings Control Setting Description Signal Routing This control selects the signal source used by the Speaker Oscilloscope N...

Страница 167: ...s which are described in section 5 6 2 on page 5 31 The DVM also contains the following controls and settings Signal Routing cont Speaker This control selects the source of the signal being received by the speaker Oscilloscope This control selects the source of the signal being received by the Oscilloscope Noise This control selects the source of the signal being used to perform noise measurements...

Страница 168: ... Average field Table 5 23 DVM Controls and Settings Continued Parameter Description Table 5 24 Tone Decoding Controls and Settings Parameter Description Decode Type The type of tone to be decoded is selected from the Type drop down menu The type of generator is selected from the Generator drop down menu Available parameters update according to the type of tone selected Source Selects the source of...

Страница 169: ...ot the CX300 applies tone encoding to an outgoing audio signal or modulated signal The encoded signal is applied to the signal generated by the test set s modulation or audio generators When a tone type is selected that contains multiple tones the test set disables the generator used for each tone Table 5 25 Tone Encoding Menus Modulation Generator Modulation Generator 2 is used for generating all...

Страница 170: ... may have higher amplitude this is referred to as a twist If the twist is equal to 3 dB the higher frequency is 3 dB louder If the lower frequency is louder the twist is negative Twist When Twist is selected one of the frequencies will have a higher amplitude than the other Positive twist higher frequency will be louder Negative twist lower frequency will be louder Normal When Normal is selected b...

Страница 171: ...ion This field defines the length of time between tones DTMF Pause Duration This field defines the pause between tones in the encoded signal Table 5 26 Tone Encoding DTMF Controls and Settings Continued Parameter Description Table 5 27 Tone Encoding DCS Controls and Settings Parameter Description DCS State This setting selects how the data or code word is encoded in the audio signal DCS coded sign...

Страница 172: ...T is properly processing the received audio tone remote sequences Table 5 28 Tone Encoding CTCSS Controls and Settings Parameter Description CTCSS Tone This field defines the audio tone that is applied to the carrier signal CTCSS Level This field defines the level of the encoded tone CTCSS encoder levels are usually set for 15 of system deviation Table 5 29 Tone Encoding Remote Controls and Settin...

Страница 173: ...used in the encoded signal Tone Sequence This field defines the code sequence emitted by the test set Tone Seq Call Delay This field defines how long the Modulation Generator extends the first tone in the tone sequence Tone Seq Pause This field defines how long the Modulation Generator pauses before sending the first tone Tone Seq Freq Shift This field defines the frequency shift applied to the fr...

Страница 174: ...igate to the Tone Encoding Audio controls and settings 4 Select the desired Encoding Type 5 Configure encoding parameters for selected type Refer to the appropriate encoding parameters at the beginning of this section To Generate an Encoded Modulated Signal 1 Select Communications Test mode of operation 2 Press the Full Test Settings button to open the Full Test Settings menu 3 Navigate to the Ton...

Страница 175: ...300 must be operating at a stable thermal temperature therefore the Normalize button is not enabled until after the test set has been powered on for a short time NOTE To ensure proper normalization prior to running the Normalize procedure remove all external connections from the test set s RF Input RF Output and RF Duplex connectors Failure to remove external signal sources may introduce inaccurac...

Страница 176: ...rive or accessed from an external storage device The Frequency List pane contains the following controls and settings Table 5 33 Frequency List Content List Component Description Open File Opens file browser window to selected frequency list file When a file is selected the RF Generator and or Receiver update to the settings defined in the loaded frequency list file Previous Loads the previous fre...

Страница 177: ... is expanded frequently used analyzer controls and settings are available on the measurement pane other controls and settings are accessed from the Channel Analyzer settings menu 5 13 1 Channel Analyzer Settings and Controls This section describes the settings controls and indicators located on the Channel Analyzer screen Table 5 34 Channel Analyzer Controls and Settings Control Setting Descriptio...

Страница 178: ...y range when compared to the Hanning window However drawbacks of the broad bandwidth are poor frequency resolution and high noise bandwidth For this reason the Flattop window is typically used on signals with distinct separated frequency peaks Hamming The Hamming window has a sinusoidal shape that stops just short of zero causing the signal to have a slight discontinuity The Hamming window cancels...

Страница 179: ... the top value on the display graph Power levels can be measured at any point on the trace in conjunction with the Vertical Scale setting The top of scale can be set to any value within the specified range The top of scale of the display must be set so that the RF signal level falls within the display area Center Freq Sets the center frequency of the plot Averaging Sets the number of measurements ...

Страница 180: ...gnal power to the correct frequency point on the display The Detector Type selects the type of math that is used to identify specific information in a received signal The CX300 Channel Analyzer provides the following detector selections Positive Peak When Positive Peak is selected the Channel Analyzer displays the maximum value of data sampled within the corresponding time interval for each trace ...

Страница 181: ...f the corresponding time interval A sample detector provides a sample for each trace point on the plot field each trace point represents a single sample evenly spaced across the Span of the frequency domain A sample detector is effective for measuring noise like signals or low power continuous wave CW signals that are near the analyzer s noise floor NOTE A sample detector can show an inaccurate re...

Страница 182: ...nt window other controls and settings are accessed from the Oscilloscope test settings menus 5 14 1 Oscilloscope Controls and Settings The following controls and settings are used to configure the Oscilloscope Table 5 35 Oscilloscope Settings and Controls Control Setting Description Sweep This field defines how quickly the trace sweeps across the Oscilloscope screen The sweep speed of an oscillosc...

Страница 183: ...n or Demod 3 Select the desired Sweep Time setting 4 Select the desired Vertical Scale setting WARNING Do not overload input connectors Refer to product labeling or product specifications for maximum input ratings Vertical Scale This setting controls the amplitude of the displayed signal by adjusting the number of Volts per division or modulation units per division displayed between the vertical g...

Страница 184: ...Controls and Settings The following controls and settings are used to configure the Spectrum Analyzer 5 15 1 1 Frequency and Span Controls and Settings Frequency and span settings define the frequency range used to evaluate signals If you know the frequency of the signal being evaluated the center frequency should be set to match the signal s frequency If you are investigating signals that are wit...

Страница 185: ...lects the input connector at which the incoming signal is being received WARNING Do not overload input connectors See Table A 28 for RF Input connector ratings See Table A 29 for RF Duplex connector ratings Reference Level This field defines the signal level in relation to the RF Input of the incoming signal the field should be set according to the expected power level of the incoming signal Level...

Страница 186: ...nuation field makes adjustments in signal processing to account for the use of an attenuator pad or adapter RF Attenuator should be set to a value appropriate to the attenuator pad or adapter being used Preamp This toggle switch determines whether or not the pre amplifier is included ON in the input signal path The pre amplifier PreAmp is typically used to boost weak incoming signals to eliminate ...

Страница 187: ...elected the system sets RBW the best appropriate setting based on detected signal characteristics and the Span RBW setting Manual When Manual is selected the RBW field is enabled which allows the user to define the RBW value to a specific setting RBW This setting is enabled when RBW Mode is set to Manual RBW filters are the bandpass filters in the IF path that determine the RF Noise floor and how ...

Страница 188: ... includes a low pass filter called the video filter in the signal path following the detector The video filter reduces high frequency noise on the detected signal and allows low level signals to be identified which would otherwise be buried in the noise The bandwidth of the video filter is called the video bandwidth or VBW VBW helps improve resolution of weak signals in the presence of the noise s...

Страница 189: ...the plot field NOTE When Max Hold or Min Hold are selected the instrument compares newly acquired data with the active trace and displays larger maximum values or smaller minimum values on the plot Clear Write Clears current data and display with new measurements and once selected W is indicated beside the trace in the Trace Legend Capture Capture the selected trace and compare traces and once sel...

Страница 190: ... displays lowest value in each data point Sample This setting displays the center value in each data point Average Count This field sets the number of measurements used to calculate average trace Trace Math The trace math shows the difference of Trace 1 and Trace 2 measurement results If Trace 1 and Trace 2 are active the menu T1 T2 T5 or T2 T1 T6 become available and you can perform trace math Wh...

Страница 191: ...Chapter 5 Test and Measurement Functions Spectrum Analyzer 22130634 CX300 ComXpert Operation Manual Rev 001 Figure 5 7 Spectrum Analyzer Screen Figure 5 8 Trace Legend Screen ...

Страница 192: ...measurement is stopped after a single signal sweep Continue Cont In continuous mode the analyzer measures continuously repeating the signal sweep as long as the analyzer is ON Sweep Type This setting is not applicable to Zero Span Analyzer Mode Manual When set to Manual the Sweep Time setting is used to define the Spectrum Analyze sweep time Auto When set to Auto the instrument optimizes the sweep...

Страница 193: ... A higher setting results in more accurate measurement however however a higher number of data points may result in longer acquisition time Table 5 40 Spectrum Analyzer Band Sweep and Trigger Controls and Settings Continued Control Setting Description Table 5 41 Spectrum Analyzer Measurement Controls and Settings Control Setting Description OBW Enable This toggle switch turns OBW measurements on a...

Страница 194: ...ontrols and Settings Continued Control Setting Description Table 5 42 Spectrum Analyzer I O Controls and Settings Control Setting Description Input Source This setting selects the input connector at which the incoming signal is being received WARNING Do not overload input connectors Refer to product labeling or product specifications for maximum input ratings Auto Alignment The Spectrum Analyzer c...

Страница 195: ...cedure on page 8 10 Model This menu contains a list of radios that are supported for the selected manufacturer Test Type This menu contains the list of Test Sequences that are available for the selected radio Set Default Button Pressing this button resets all AutoTest controls and settings on the Test Menu screen back to default settings Edit Save Button Opens a dialog window to edit and save the ...

Страница 196: ...utoTest Save Profiles Controls and Settings on page 5 71 for a description of this control Model Table 5 43 AutoTest Save Profiles Controls and Settings on page 5 71 for a description of this control Test Type Table 5 43 AutoTest Save Profiles Controls and Settings on page 5 71 for a description of this control Read Device This button triggers the device driver to query the attached radio for mode...

Страница 197: ...tinuously as tests are run Clear Log Button Pressing this button clears logged data on the screen NOTE The data still remains in the saved test results Table 5 44 AutoTest Test Menu Controls and Settings Continued Control Setting Description Table 5 45 AutoTest Reports Tab Controls and Settings Control Setting Description Test Report Meta Data The three entry fields on the left Customer Technician...

Страница 198: ...red OEM from the Manufacturer menu 3 Select the OEM radio from the Model menu 4 Select the test type from the Test Type menu 5 Select the test check boxes to enable the test segments to be performed 6 Press the Run Start button To Generate a Report 1 Enter Customer Technician ID and Test Location data in data fields 2 Highlight the appropriate test data files 3 Press the Create Report button NOTE ...

Страница 199: ...Chapter 5 Test and Measurement Functions Navigation Diagrams 22130634 CX300 ComXpert Operation Manual Rev 001 5 17 Navigation Diagrams Figure 5 9 Add Meter Figure 5 10 Expand button ...

Страница 200: ...Chapter 5 Test and Measurement Functions Navigation Diagrams Rev 001 CX300 ComXpert Operation Manual 22130634 5 76 February 2022 Figure 5 11 Full Test Settings button Figure 5 12 Marker Readings button ...

Страница 201: ...Chapter 5 Test and Measurement Functions Navigation Diagrams 22130634 CX300 ComXpert Operation Manual Rev 001 Figure 5 13 Marker Controls button Figure 5 14 Marker View button and Marker Selection menu ...

Страница 202: ...Chapter 5 Test and Measurement Functions Navigation Diagrams Rev 001 CX300 ComXpert Operation Manual 22130634 5 78 February 2022 Figure 5 15 Meter pane Figure 5 16 Parameter Editor Quick Access toolbar ...

Страница 203: ...Chapter 5 Test and Measurement Functions Navigation Diagrams 22130634 CX300 ComXpert Operation Manual Rev 001 Figure 5 17 Select Meter Graph type Figure 5 18 Test Function pane Test Function Settings ...

Страница 204: ...Chapter 5 Test and Measurement Functions Navigation Diagrams Rev 001 CX300 ComXpert Operation Manual 22130634 5 80 February 2022 Figure 5 19 Test Home button Figure 5 20 Test Settings button ...

Страница 205: ...cedure 6 4 FM Transmitter Testing 6 6 AM Transmitter Testing 6 11 FM Receiver Performance Tests 6 15 Channel Power Measurements 6 19 See Chapter 3 System Settings Screens for detailed descriptions of the system utility screens and parameters See Chapter 4 Configuring System Settings for procedures to configure system settings See Chapter 5 Test and Measurement Functions for detailed descriptions o...

Страница 206: ...over the air testing when only a single antenna is available or for testing Base stations that use a combined Rx Tx antenna system 6 1 2 Two Port Duplex There are three types of two port duplex setups which can be used for measuring RF Generator output and RF Receiver input 6 1 2 1 RF Output RF Input Selecting the RF Output Connector for RF Out and the RF Input Connector for RF Input provides the ...

Страница 207: ...ould be selected as the RF Input connector when connecting the test set directly to a UUT via an RF Cable 6 1 2 3 RF Duplex RF Input Selecting the RF Duplex Connector for RF Output and the RF Input Connector for RF Input provides the lowest level of RF Generator output and the most sensitive RF Receiver Input The RF Input Connector is typically used as the Input connector for over the air testing ...

Страница 208: ...o Run the CX300 Self Test 1 Connect the following cables Connect an RF Cable from RF Output to RF Input Connect a BNC Cable from AF Output to AF Input 1 and AF Input 2 2 Power ON the CX300 3 Verify the Power Button LED is illuminated during the boot up process 4 When the display loads select CX300 ComXpert button to display the Test Home screen 5 Select the Auto Test function 6 Press the Manufactu...

Страница 209: ...8 Press the Run Button to run the test 9 When the self test is finished verify all portions of the test have passed Contact VIAVI if any portion of the self test procedure fails See Figure 6 5 10 The CX300 is now ready for use Run Button NOTE Do not interrupt these processes or the self test will fail Figure 6 5 Self Test Screen Example ...

Страница 210: ...ne Frequency Squelch Tone Modulation Level 6 3 2 UUT Parameters Characteristics The example in this section assumes the following UUT characteristics and settings adjust settings according to the operational capabilities of the UUT Table 6 1 FM Transmitter Tests UUT Settings Parameter Setting Transmit Frequency 151 1 MHz Transmit Power 5 Watts Transmit Modulation FM Maximum Deviation 3 kHz Maximum...

Страница 211: ...t Setup 6 3 4 1 Hardware Setup Diagram Connect the CX300 and UUT as shown in Figure 6 6 then proceed to the next section 6 3 4 2 Configure the CX300 Receiver In this example the CX300 RF Receiver uses the following settings To Configure the CX300 RF Receiver 1 Power on the CX300 2 Select either Duplex Test or Transmit Test mode and Analog measurement 3 Select the Full Test Settings button to open ...

Страница 212: ... and settings 13 Demod Type select FM 14 Mod Level Type select Live 15 Mod Level Measurement select Pk Pk 2 16 Psophometric Filter None 17 High Pass Filter select 300 Hz 18 Low Pass Filter select 20 Hz 19 De Emphasis select None 6 3 4 3 Configure the CX300 AF Generator In this example the CX300 AF Generator uses the following settings To Configure the CX300 AF Function Generator 1 Navigate to the ...

Страница 213: ... and settings 2 Noise Demod Measurement Type select Distortion 3 Noise Demod Notch Bandwidth set to 82 Hz 4 Noise Demod Notch Frequency set to 1 kHz 5 Upper and Lower Limit values can be assigned if pass fail criteria are known 6 Navigate to the RF Power controls and settings 7 Unit of measurement select dBm or W based on UUT characteristics 8 Upper and Lower Limit values can be assigned if pass f...

Страница 214: ...the Measurement Panels in the center of the screen to display the RF Power and Distortion meters 6 3 5 2 Test UUT Power and Frequency The following procedure describes how to test UUT Power and Frequency 1 Key the UUT 2 Review the RF Power meter reading along with overall settings 3 Review the RF Frequency Error reading 4 Unkey the UUT 6 3 5 3 Test UUT Modulation Level and Distortion The following...

Страница 215: ...verall settings 8 Unkey the UUT 6 4 AM Transmitter Testing This section explains how to configure the CX300 to evaluate the transmit performance of an AM device The test setup in this section can be used to evaluate the following UUT parameters AM Transmitter Power AM Transmitter Frequency Modulation Level Transmitter Distortion 6 4 1 UUT Parameters Characteristics The example in this section assu...

Страница 216: ...Coaxial Cables 2 ea 10 dB RF Attenuator 1 ea 6 4 3 Configuring Equipment Connect the CX300 and UUT as shown in Figure 6 7 then proceed to the next section In this example the CX300 RF Receiver uses the following settings To Configure the CX300 RF Receiver 1 Power on the CX300 2 Select either Duplex Test or Transmit Test mode and Analog measurement 3 Select the Full Test Settings button to open the...

Страница 217: ...equency set to 1 kHz test modulation frequency 4 AF Generator 1 Level set to 0 2 V 5 AF Gen 1 Enable set to OFF 6 AF Gen 2 Enable set to OFF 7 AF Gen 3 Enable set to OFF 8 Navigate to the Audio In controls and settings 9 Coupling select DC NOTE Use of External Attenuator The expected transmit power of the UUT is 50 Watts 47 dBm which is the maximum input power of the CX300 so an external attenuato...

Страница 218: ...e assigned if pass fail criteria are known 9 Press the Normalize soft key to normalize the RF Power meter 10 Close the Full Test Settings menu 6 4 4 Gather and Evaluate Test Data The following procedure describes how to gather and evaluate test data 6 4 4 1 Viewing Test Data The follow procedure describes how to view test data To Configure the UI to view test data RF Power and Distortion measureme...

Страница 219: ...long with overall settings 6 Unkey the UUT 6 5 FM Receiver Performance Tests This test is used to evaluate the following performance characteristics of an FM Receiver Radio Receive Sensitivity Squelch Tone Response Audio Level 6 5 1 UUT Parameters Characteristics The example in this section assumes the following UUT characteristics and settings adjust settings according to the operational capabili...

Страница 220: ...uipment The following procedure illustrates the hardware setup diagram Connect the CX300 and UUT as shown in Figure 6 8 then proceed to the next section The following procedure describes how to configure the CX300 RF Generator In this example the CX300 RF Generator uses the following settings To Configure the CX300 RF Generator 1 Power on the CX300 2 Select either Duplex Test or Receive Test mode ...

Страница 221: ...nabled 7 Modulation Generator 2 Shape select Sine 8 Modulation Generator 2 Frequency set to 0 0670 kHz 9 Modulation Generator 2 Deviation set to 0 7000 kHz 10 Mod 2 Enable toggle switch set to Enabled 11 Mod Ext Enable toggle switch set to Disabled The following procedure describes how to set up the CX300 Meters In this example the CX300 meters are configured as follows To Configure the CX300 Mete...

Страница 222: ...dure describes how to perform the UUT Audio Level and Distortion tests 1 Adjust the UUT volume until the Audio Level meter displays approximately 700 mV and the meter background color is green indicates pass condition 2 Verify the Distortion meter displays less than 1 Distortion and the meter bar color is green indicates pass condition 6 5 4 1 UUT Squelch Tone Function Tests 1 Disable Modulation G...

Страница 223: ...Adjacent Channel Power Ratio ACPR 6 6 2 UUT Parameters The example in this section assumes the following UUT parameters adjust settings according to the operational capabilities of the UUT 6 6 3 Equipment Needed The following equipment is required to perform the test procedures defined in this section CX300 ComXpert Test Set RF Coaxial Cable 1 each Table 6 4 Spectrum Analyzer Channel Power UUT Par...

Страница 224: ...lyzer uses the following settings 1 Power on the CX300 2 Select Spectrum Analyzer Test mode 3 Select the Full Test Settings button to open the Full Test Settings Menu 4 Navigate to the Input Output controls and settings 5 Input Source select RF Duplex 6 Navigate to the Frequency controls and settings 7 Set the frequency range over which the instrument will sweep 8 Navigate to Trace controls and se...

Страница 225: ...00 ComXpert Operation Manual Rev 001 February 2022 6 21 14 Navigate to Measurement controls and settings 15 Channel Bandwidth As an example set to 25 kHz 16 Channel Spacing As an example set to 50 kHz 17 ACLR Enable set to Enabled 18 Perform and document gather and evaluate test data ...

Страница 226: ...Chapter 6 Performing Tests and Measurements Channel Power Measurements Rev 001 CX300 ComXpert Operation Manual 22130634 6 22 February 2022 This page intentionally left blank ...

Страница 227: ...ve files test data and screen shots how to generate reports and manage file transfer to and from the CX300 ComXpert This chapter reviews the following information Managing Files 7 2 Saving Files 7 2 Using Save to Event Setup 7 3 Using Quick Save Setup 7 3 Creating a Report 7 4 Loading Files 7 4 File Manager Controls 7 5 ...

Страница 228: ...t result with a file type trav and gomv Route Map b Select Result asCSV to save the measurementresultwith afile type csv c Select Setup to save the setup and test configuration with a file type stav d Select Report to save the measurement result in a report format with comments and captured screen images with a file type pdf e Select Screen to save the current screen with a file type png 5 Optiona...

Страница 229: ...creen 6 Select to switch the Save On Event to On or Off If the Save On Event is On it is saved with the selected file type in accordance with limit s fail 7 Select to switch the Save Then Stop to On to save the first event that fails outside the limit s and to hold the measurement Otherwise leave this feature off to save events continuously 8 Optional Select to switch the Color Inversions to On to...

Страница 230: ...f Enter a description about the site or place in the Site Information field g Enter the purpose of the test in the Test Purpose field h Enter a summary of the test results in the Result field 6 Press the Image Add button to add up to six screen shots 7 Press the Apply button 7 1 5 Loading Files The CX300 File Browser is used to access and manage files stored on the device or on a USB flash drive t...

Страница 231: ...s Button to copy a selected file or folder Paste Press this button to paste the copied or cut file or folder to the location where the file or folder to be pasted Press the Folder Button to select the location where the file or folder will be pasted The default setting is grayed out and it is only activated when copy and cut is performed Cut Press this Button to cut a selected file or folder Undo ...

Страница 232: ...Chapter 7 Managing Files and Reports File Manager Controls Rev 001 CX300 ComXpert Operation Manual 22130634 7 6 February 2022 This page intentionally left blank ...

Страница 233: ...2 Return Material Authorization RMA 8 2 Tagging the Equipment 8 2 Shipping Containers 8 2 Freight Costs 8 2 Packing Procedure 8 3 Operator Level Maintenance 8 4 Visual Inspections 8 4 External Cleaning 8 4 Charging the Battery 8 5 Battery Replacement 8 6 Battery Part Information 8 6 Battery Removal 8 6 Battery Installation 8 7 Resetting the ComXpert Base 8 9 Updating Software 8 9 CX300 ComXpert Se...

Страница 234: ...requesRF Duplexma request avionics radio test us For general shipping information https www viavisolutions com en us general shipping instructions avionics radio te st rmas 8 2 2 Tagging the Equipment All items shipped to VIAVI must be tagged with Owner s Identification and contact information Nature of service or repair needed Model Number and Serial Number Return Authorization RA Number 8 2 3 Sh...

Страница 235: ...tain an RMA number for return address and for questions about proper packaging see page 8 2 2 Tag the equipment test set and any accessories 3 Install front cover on test set 4 Place the test set between foam inserts 5 Place the secured test set in shipping container 6 Seal shipping container with tape 7 Include RMA number on the packaging label CAUTION It is highly recommended to remove the batte...

Страница 236: ...or power accessories Examine the stability and condition of covers handles and carry straps when used 8 3 2 External Cleaning The following contains routine instructions for cleaning the outside of the CX300 The following should be performed by the operator on a routine basis Clean display with soft lint free cloth to remove dirt grime and lint If surface of display is difficult to clean dampen cl...

Страница 237: ...ree cloth and soft bristled brush When not in use cover the electrical or cable connectors using a non metallic dust cover preventing tarnishing of connector contacts 8 4 Charging the Battery The CX300 is designed to be powered by two internal batteries or by an externalAC power supply The two internal batteries supports up to 2 5 hours of continuous operation after which time the battery needs re...

Страница 238: ... website in the WEEE section of VIAVI s Standards and Policies web page at VIAVI s Standards and Policies web page 8 5 2 Battery Removal The following procedure describes how to remove the batteries To Remove the two Batteries WARNING The two batteries supplied with the device should only be replaced with a VIAVI approved replacement part Table 8 1 Battery Replacement Part Number Part Number Descr...

Страница 239: ...he battery door 6 Use the thumbscrew to secure the battery door cover Hand tighten the thumbscrew 7 Dispose of the old battery batteries according to local regulations 8 5 3 Battery Installation 1 Remove the old batteries See section 8 5 2 Battery Removal on page 8 6 2 Slide the replacement battery into the battery slot The key feature should be on the back side of the battery Keep the battery str...

Страница 240: ...ditional 1 8 to 1 4 to fully seat the batteries The battery snaps into position when the connector is fully seated 4 Slide the battery door cover into place 5 Align the battery door cover with the grooves in the battery door 6 Use the thumbscrew to secure the battery door cover Hand tighten the thumbscrew 7 Dispose of the old battery according to local regulations Figure 8 2 Battery Installation D...

Страница 241: ...fore proceeding 1 Power down the unit 2 After the unit has powered off depress the Reset button and turn on the device 3 When the message Resetting to Default Setups is displayed release the Reset button 4 After the message in step 3 a user prompt is displayed requiring the user to Select Net Type and alternate between DHCP and Static IP Quickly depressing and releasing the Reset button toggles be...

Страница 242: ...unctions which may occur during normal device operation which are typically due to configuration errors This section cannot list all configuration related malfunctions that may occur nor all tests or inspections and corrective actions Perform tests inspections and corrective actions in order listed If a malfunction is not listed or is not corrected by the listed corrective actions contact VIAVI Te...

Страница 243: ...on when connected to an AC power supply 1 Is the AC Power Adapter power cord the approved part for the device No use approved part If problem persists proceed to next step Yes proceed to next step 2 Is AC Power Adapter Cord securely connected to device and AC power supply No secure AC Power Adapter Cord If problem persists proceed to next step Yes proceed to next step 3 Is AC Power Adapter Cord co...

Страница 244: ...roceed to next step Yes proceed to next step 5 Is test set Receiver Reference Level set appropriately for the input signal No set Receiver Reference Level correctly If problem persists proceed to next step Yes proceed to next step 6 Is Frequency Reference set to Internal Yes remove any external source connected to the REF Output Connector If Problem persists proceed to next step Yes proceed to nex...

Страница 245: ...al received at Audio Input Connector 1 Is input cable properly connected to Audio Input Connector No properly connect the cable If problem persists proceed to next step Yes contact TAC 2 Is the Audio Input Connector to which the input cable is connected selected as the Audio Input source Audio Input 1 or Audio Input 2 Yes proceed to next step 3 Are Audio in settings appropriate for the characteris...

Страница 246: ... Is input cable properly connected to RF Input or RF Duplex Connector No properly connect the cable If problem persists proceed to next step Yes proceed to next step 2 Is the RF input connector to which the input cable is connected selected as the Spectrum Analyzer Input source No select correct input connector If problem persists proceed to next step Yes proceed to next step 3 Are RBW and Span se...

Страница 247: ...ower Ratio AGC Automatic Gain Control AM Amplitude Modulation AF Audio Frequency ANT Antenna B C BER Bit Error Rate BPF Band Pass Filter bps bits per second BW Bandwidth CW Carrier Waveform D DST Daylight Savings Time DTF Distance to Fault E G Ethernet TE Ethernet Throughput Efficiency EVM Error Vector Magnitude Ext External ...

Страница 248: ... H K HZ Hertz I O Input Output IF Intermediate Frequency kbps kilo bits per second kHz kilo hertz L LAN Local Area Network LCD Liquid Crystal Display LED Light Emitting Diode LIT Line Item Test LPF Low Pass Filter LRU Line Replaceable Unit LSB Lower Sideband M mA mill Amp MHz Megahertz mHz millihertz Mod Modulation Mode of Operation Term used to refer to the combined test mode and measurement mode...

Страница 249: ...width Ref Reference RF Radio Frequency RMS Root Mean Square Rx Receive S T SCA Software Communications Architecture Spec Specifications SSB Single Sideband SWR Standing Wave Ratio TCA Technical Assistance Center customer support TPS Test Program Set TR Transmit Receive Tx Transmit U Z USB Universal Service Bus USB Upper Sideband UUT Unit Under Test Vpp Voltage peak to peak Vrms Volts Root Mean Squ...

Страница 250: ...Appendix 9 Glossary Rev 001 CX300 ComXpert Operation Manual 22130634 9 4 February 2022 This page intentionally left blank ...

Страница 251: ...ower Save Mode 3 11 Removal Procedure 8 6 Replacement 12 Replacement Instructions 8 6 Replacement Part 8 6 Reserve Indicator 3 10 Status Indicator 3 11 Temperature 3 10 Bluetooth Controls and Settings 3 4 C Channel Analyzer Controls and Settings 5 53 Introduction 5 53 Charging the Battery 8 5 Creating a Report 7 4 D Date and Time Settings 3 12 Demod Noise Meters 5 36 Digital Voltmeter 5 43 Display...

Страница 252: ... 13 How to Create Delta 5 13 How to Delete 5 13 How to Position 5 13 Introduction 5 9 Marker Controls Toolbar 5 9 Marker Readings Panel 5 12 Measurement Type 5 10 Navigation Buttons 5 11 Positioning 5 10 Meters AF Counter 5 41 AF Level 5 41 AM Depth 5 32 Analog Demodulation 5 32 Audio Noise 5 38 Averaging 5 31 Demod Noise 5 36 Distortion Audio 5 39 Distortion Demod 5 37 DVM 5 43 FM Deviation 5 32 ...

Страница 253: ...and Settings 5 60 Frequency 5 60 I O Controls 5 70 Introduction 5 60 Measurements 5 69 Span 5 60 Sweep 5 68 Trace 5 65 Triggers 5 68 Spectrum Analyzer Mode 5 2 SSB Meter 5 32 Standard Accessories 2 3 System Info Serial Numbers 3 24 Software Options 3 25 Software Version 3 24 System Screens Accessing 2 8 Audio Controls 3 19 Bluetooth 3 4 Clock Source 3 19 Date and Time 3 12 Display 3 14 Files 3 2 G...

Страница 254: ...meric Slider 2 18 Operation 2 15 Screen Layout 2 11 Selecting Parameters 2 16 Test Controls Toolbar 5 7 UI Keyboard 2 20 Unpacking Equipment 2 2 Updating Software 8 9 Upgrading the Test Set 3 17 Upon Receipt Battery Inspection 2 3 Inspecting Equipment 2 2 Preparing for First Use 2 4 Unpacking Equipment 2 2 Verify Shipment 2 3 User Interface Screen Layout 2 10 Test and System Screen Layout 2 11 V V...

Страница 255: ...This page intentionally left blank ...

Страница 256: ...rth America 1 844 GO VIAVI 1 844 468 4284 Latin America 52 55 5543 6644 EMEA 49 7121 862273 APAC 1 512 201 6534 All Other Regions viavisolutions com contacts CX300 Operation Manual 22130634 Rev 001 February 2022 English ...

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