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Studio Technologies 5402 User Manual

Dante leader clock with gnss synchronization
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Model 5402
Dante® Leader Clock
with GNSS Synchronization
User Guide
Issue Preliminary 1, April 2021
This User Guide is applicable for serial numbers
M5402-00151 and later with Main MCU firmware 1.00 and later
Copyright © 2021 by Studio Technologies, Inc., all rights reserved
studio-tech.com
50703-0421, Issue Preliminary 1

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  • Page 1 User Guide Issue Preliminary 1, April 2021 This User Guide is applicable for serial numbers M5402-00151 and later with Main MCU firmware 1.00 and later Copyright © 2021 by Studio Technologies, Inc., all rights reserved studio-tech.com 50703-0421, Issue Preliminary 1...
  • Page 2 This page intentionally left blank.

  • Page 3: Table Of Contents

    Appendix D–Menu Structure ....................61 Appendix E–Screen Captures ..................... 62 Appendix F–Model 5402’s Default Configuration Values ............ 67 Appendix G–PTPv2 (IEEE® 1588-2008) Default Characteristics ........68 Appendix H–Accessing the Unit when the User Name and/or Password is Not Known ..69...

  • Page 4: Revision History

    Revision History Issue Preliminary 1, April 2021: • Initial preliminary release. Issue Preliminary 1, April 2021 Model 5402 User Guide Page 4 Studio Technologies, Inc.

  • Page 5: Introduction

    240 V, 50/60 Hz mains or a source of even around the globe can share audio. 12 volts DC. Both can be simultaneously Figure 1. Model 5402 Dante Leader Clock with GNSS Synchronization front and back views Model 5402 User Guide Issue Preliminary 1, April 2021 Studio Technologies, Inc.
  • Page 6 Dante-compatible devices by one or more GNSS (satellite) constella- are utilized. The Model 5402 will serve as a tions. This will ensure accuracy and stabil- stable and consistent Leader clock for the ity that exceeds the capability of standard entire Dante “network.”...
  • Page 7 The Model 5402 generates a precise word disbursed sites (“network nodes”) can each clock output signal that can be used as a use a Model 5402 to easily achieve a coor- timing reference for related equipment. It’s dinated timing reference.
  • Page 8 These audio tones are pro- However, problems and limitations may arise vided by the Model 5402 in the form of Dante when these devices are called upon to per- transmitter (output) channels. They can be form “double duty,”...

  • Page 9: Installation

    (em- capability. Again, the management Ethernet bedded software) to be updated using a port will be used to access the Model 5402’s USB flash drive. The Model 5402’s Dante monitoring and configuration webpages. firmware can be updated using one of the In the Switched+Mgmt mode a single Ether- unit’s Ethernet connections, helping to en-...
  • Page 10 Model 5402 and the Eth- of a 4-pin XLR connector. A DC source can ernet switch or switches in the one or more be used to power the Model 5402 as well as associated local-area-networks (LANs). serving as a backup power source should AC Connecting the GNSS Antenna mains not be present.
  • Page 11 The plug must be securely affixed to the quired of acceptable external sync signals. SMA jack on the Model 5402’s back panel. A connected word clock signal must be a The cable must not be crushed and sharp square wave with a rate that matches the bends must be avoided.
  • Page 12 Dante Primary Dante Secondary Management Switched+Mgmt Dante and Management Disabled Redundant+Mgmt Dante Primary and Management Dante Secondary Disabled Figure 3. Model 5402 Ethernet Port Configuration and Operation Issue Preliminary 1, April 2021 Model 5402 User Guide Page 12 Studio Technologies, Inc.
  • Page 13 Connections to the three Ethernet interfaces are made by way of standard RJ45 jacks that If required by the needs of an application, are located on the back of the Model 5402’s the management webpages can be ac- enclosure. The Ethernet interfaces support...

  • Page 14: Dante Configuration

    Units intended for use in other tion then the AC mains source will always destinations require that an appropriate power the Model 5402 with the DC source mains cord be obtained. The wire colors in serving as a “hot standby.” Only if the AC...
  • Page 15 The Model 5402 uses a Brooklyn II module the third for connecting to a network desig- to implement its Dante functionality. The nated for device management purposes. It’s number of transmitter flows associated with also possible to access the Model 5402’s...
  • Page 16 If Redundant is selected then Dante’s Re- Note that if the Model 5402’s network con- dundant networking capability will be en- figuration has been set for Redundant or abled. In this case, separate Ethernet LAN...

  • Page 17: Model 5402 Configuration

    Model that are provided by way of one of the unit’s 5402’s management port will first try to ob- Ethernet ports. The specific port utilized for tain an IP address using DHCP. If that is not...
  • Page 18 Click on the Log In button to submit the panel. The four Dante sync status fields entered User Name and Password. If the will display the role that the Model 5402 is correct entries have been made the Main actively playing as PTPv1 and PTPv2 tim- menu webpage will display.
  • Page 19 Model 5402’s support of related Dante activities. It’s not expected that this selection devices. When Internal is selected the will ever be used during normal Model 5402 Model 5402’s temperature-stabilized, high- operation. By selecting Dante the excellent performance crystal oscillator is utilized.
  • Page 20 The Dante SYNC Model 5402’s clock source is configured for LED, located on the Model 5402’s front Dante then the Model 5402 will force off (un- panel, will also offer a clear indication of a check) the Enable Sync to External selec- loss of a valid GNSS or external sync input tion in Dante Controller.
  • Page 21 GNSS receiver is not selected to be source. If Dante is displayed this indicates the main or failover clock source and is not that the Model 5402 is using a timing refer- currently locked to a satellite. ence derived from its Dante network inter- Sync Input Status face.
  • Page 22 It simply other devices in a Dante network will follow. indicates that the sync input circuitry is not In most cases, a Model 5402 will serve as actively receiving an external signal. the Primary Leader Clock. But there is no requirement that it must play this role.
  • Page 23 Model field it would indicates that this specific 5402’s circuitry being able to communicate Model 5402 is acting as the Leader clock for with the GNSS receiver circuitry. Model 5402 User Guide Issue Preliminary 1, April 2021 Studio Technologies, Inc.
  • Page 24 This would typically indicate a short circuit Time to First Fix associated with the connector and cable that is used to link the Model 5402 with the This field shows the time, in seconds, that antenna. the Model 5402’s GNSS receiver required...
  • Page 25 This allows an external source include a sync input type being selected for of timing to be connected to the Model 5402 Word Clock and then a word clock signal by way of a BNC jack that is located on the at a different rate than the current Dante unit’s back panel.
  • Page 26 Word Clock, Video, or 10 MHz. If 10 MHz is selected then the sync input is If the Model 5402’s clock source has been expecting connection of a sinusoidal source selected to Sync Input on the Main menu of 10 MHz will be connected.
  • Page 27 Word Clock or Frequency (Hz) Video the termination impedance will be 75 These eight fields reflect the Model 5402’s ohms. If 10 MHz has been selected as the currently selected sine-wave generator sync input type then a termination imped- frequencies.
  • Page 28 Ethernet connection has not with a 1000 Hz tone. been made to the appropriate RJ45 jack on the Model 5402’s back panel. Disabled The default tone levels were selected in a will show if Dante redundancy has not been pattern that could help identify a specific enabled in the Dante Controller application.
  • Page 29 LAN associated with the ated with the RJ45 connector labeled SEC Dante devices. The other RJ45 connector on the Model 5402’s back panel. Link Down can be used to interconnect with another will display if a valid Ethernet connection piece of networked equipment.
  • Page 30 The term “Switch” refers to an Ethernet switching and routing integrated If the network configuration in Dante circuit that is part of the Model 5402’s hard- Controller has been selected for ware. How this integrated circuit is configured Redundant+Mgmt then the current IP determines the how the Model 5402’s three...
  • Page 31 This is because the value configured Selecting the Automatic setting causes the for the manual subnet mask is being used Model 5402 to use the DHCP or, if DHCP by the network interface as its subnet mask is not available, the IPv4 link-local protocol value.
  • Page 32 The Manual setting allows the desired tem webpage and the front panel. Restoring IP address and related parameters to be the Model 5402 to its default values will not manually entered. This can be useful when change the stored manual IP address.
  • Page 33 In this field a revised Password can be Password are sent to and received from entered. The Password must be a minimum the Model 5402 as plain text. They are also of five characters, have a maximum of 15 stored within the Model 5402 as plain text.
  • Page 34 Model 5402. Restoring the Model Model 5402’s Main FPGA (field-programma- 5402 to its default values does not change ble-gate-array) firmware. This firmware can the stored User Name and Password. be field-updated using a USB flash drive.
  • Page 35 Log configuration a reboot is required. A system Out. It will cause the Model 5402’s web serv- reboot will cause the three Ethernet inter- er to end the session, logging out the user faces to go through a reconnection process, and returning to the Home menu.

  • Page 36: Operation

    They are labeled PRI and SEC. The Also, upon power being applied to the third LED, labeled MGMT, is associated with Model 5402 the LEDs on the back panel as- the unit’s management Ethernet port. The sociated with the unit’s three Ethernet jacks way in which the three Ethernet interfaces will briefly flash as a functional test.
  • Page 37 MGMT LED: The MGMT LED will not light if an Ethernet connection is not present on the Dante primary Ethernet port. It will Model 5402 User Guide Issue Preliminary 1, April 2021 Studio Technologies, Inc. Page 37...
  • Page 38 GNSS receiver or the sync input, but is not able to do so. If the SYNC LED is lit solid Dante LEDs orange then the Model 5402 is not acting as the PTPv1 Leader clock for the Dante net- Two LEDs are associated with the Model work and the failover mode is active.
  • Page 39 The LED will light red if GNSS has been selected as the clock The management webpages should be source for the Model 5402 but the unit has utilized to observe the Model 5402’s com- not established a locked condition with one plete sync status.
  • Page 40 100 Mb/s Ethernet signal pages. Additional details can be found in is connected; lit if a GigE Ethernet signal is the Model 5402 Configuration section of this connected. guide. Refer to Appendix D for the menu structure diagram.
  • Page 41 The possibilities are Locked, Lock- The menu page will display two numbers re- ing, Unlocked, Antenna Disconnected, An- lated to how well the Model 5402’s internal tenna Error, Idle, and Error. Locked means logic circuitry is “locking” to an external tim- that the GNSS receiver is actively receiving ing reference.
  • Page 42 In factory testing of the Model 5402 the number of sat- Current Management IP Address ellites that were concurrently being received This menu page will show the IP address ranged from 0 to 28.
  • Page 43 Then again mary or Dante secondary Ethernet interface. press the Enter button. The entry will be stored. To cause the Model 5402 to use a If the network configuration in Dante new setting requires that the unit be reboot- Controller has been selected for ed (restarted).
  • Page 44 IP address number is to be modified. the Enter button to store it. Press the up and down arrow pushbuttons To cause the Model 5402 to use a new to select the desired number. The standard subnet mask value requires that the unit be dot-decimal notation is used to display and rebooted (restarted).
  • Page 45 Note that to minimize the chance of losing press the Enter button. The entry will then access to the Dante network, restoring the be stored. To cause the Model 5402 to use a Model 5402’s default configuration values new setting requires that the unit be reboot- will not change the currently selected IP ed (restarted).
  • Page 46 Enter button to store it. been made press the Enter button to store them. To instruct the Model 5402 to use the new Dante subnet mask value requires that the To cause the Model 5402 to use the new unit’s Dante interface be rebooted (restart-...
  • Page 47 20 to 60 seconds for the Model a function on one of the management web- 5402’s operation to fully restore. And during pages, or by power cycling the Model 5402. this time period the management Ethernet Restoring the Model 5402 to its default val- port will also disconnect and then reconnect.

  • Page 48: Technical Notes

    The menu This menu page allows the Model 5402 to pages consist of: be rebooted (restarted). This can be useful to force the Model 5402 to utilize all revised 1. The Studio Technologies’ company logo management and Dante interface configu- graphic.
  • Page 49 Dante primary or Dante secondary Ethernet if utilized, secondary Ethernet interfaces. interfaces will attempt to automatically ob- Another means is to utilize the Model 5402’s tain an IP address and associated settings network configuration webpage to directly using DHCP (Dynamic Host Configuration display the IP addresses assigned to the Protocol).
  • Page 50 An even easier method might be to use the are optimized for entertainment-associated network configuration webpage that is provid- applications. Also, it’s recommended that ed as part of the Model 5402’s management IGMP snooping functionality on Ethernet webpages. switch ports associated with Dante devices be disabled.
  • Page 51 60 seconds, depending to the naming convention required by the on which of the three files are going to Model 5402, the name of the zip file itself be updated. While files are being loaded will include the file’s version number. For the green LED, located adjacent to the example, a zip file named M5402v1r00MCU.
  • Page 52 This can be offset will begin. in a positive way by returning the Model 5402 to a known configuration, a point that Dante Firmware Update might aid in troubleshooting an issue. Refer to Appendix F for a list of the default values.
  • Page 53 If the included antenna is not suitable, there The multi-band antenna included with each is no reason why an alternate antenna can’t Model 5402 has a nominal gain of 28 dB. be identified, purchased, and connected. An alternate antenna should have at least As of the time of this writing, alternatives that amount of gain.

  • Page 54: Specifications

    Redundant, Switched+Mgmt, or Redundant+Mgmt, Augmentation Support: QZSS (Japan, applies only selectable to GPS), selectable Clock Source: follows overall Model 5402 configura- Number of Concurrent Constellations: 4 tion Time to First Fix: less than 40 seconds, typical Sample Rate: 44.1, 48, 88.2, or 96 kHz, selectable Timing Accuracy: <5 ns (clear sky)
  • Page 55 Operating Temperature: 0 to 50 degrees C (32 to 122 degrees F) Storage Temperature: –40 to 70 degrees C (–40 to 158 degrees F) Humidity: 5 to 95%, non-condensing Altitude: not characterized Model 5402 User Guide Issue Preliminary 1, April 2021 Studio Technologies, Inc. Page 55...

  • Page 56: Appendix A-Sync Input Sources

    Appendix A–Sync Input Sources The Model 5402’s sync input has been tested and confirmed for correct operation with the following sync signals: Word Clock: Square wave signal with rate of 44.1, 48, 88.2, or 96 kHz 10 MHz: Sine wave signal with an amplitude of 1 Vrms, nominal, terminated with 50 ohms...

  • Page 57: Appendix B-Network Configuration Examples

    Appendix B–Network Configuration Examples Model 5402 User Guide Issue Preliminary 1, April 2021 Studio Technologies, Inc. Page 57...
  • Page 58 Issue Preliminary 1, April 2021 Model 5402 User Guide Page 58 Studio Technologies, Inc.
  • Page 59 Model 5402 User Guide Issue Preliminary 1, April 2021 Studio Technologies, Inc. Page 59...

  • Page 60: Appendix C-Dante Controller Network Default Configuration Values

    Network Config, Addresses: Obtain an IP Address Automatically (default) AES67 Config, AES67 Mode, Current: Disabled Leader Clock, Preferred Leader: Enabled Leader Clock, Enable Sync to External: Enabled Issue Preliminary 1, April 2021 Model 5402 User Guide Page 60 Studio Technologies, Inc.

  • Page 61: Appendix D-Menu Structure

    Appendix D–Menu Structure Model 5402 User Guide Issue Preliminary 1, April 2021 Studio Technologies, Inc. Page 61...

  • Page 62: Appendix E-Screen Captures

    Appendix E–Screen Captures Issue Preliminary 1, April 2021 Model 5402 User Guide Page 62 Studio Technologies, Inc.
  • Page 63 Model 5402 User Guide Issue Preliminary 1, April 2021 Studio Technologies, Inc. Page 63...
  • Page 64 Issue Preliminary 1, April 2021 Model 5402 User Guide Page 64 Studio Technologies, Inc.
  • Page 65 Model 5402 User Guide Issue Preliminary 1, April 2021 Studio Technologies, Inc. Page 65...
  • Page 66 Issue Preliminary 1, April 2021 Model 5402 User Guide Page 66 Studio Technologies, Inc.

  • Page 67: Appendix F-Model 5402'S Default Configuration Values

    Appendix F–Model 5402 Default Configuration Values Main Menu: Main Clock Source: Internal Failover Clock Source: Dante Force Preferred Leader: Enabled Sync Input Menu: Type: Word Clock Termination: On Tone Generator Menu: Tone 1: Frequency 100 Hz, Level –21 dBFS Tone 2: Frequency 200 Hz, Level –22 dBFS Tone 3: Frequency 300 Hz, Level –23 dBFS...

  • Page 68: Appendix G-Ptpv2 (Ieee® 1588-2008) Default Characteristics

    Appendix G–PTPv2 (IEEE® 1588-2008) Default Characteristics Notes: 1. For Model 5402 PTPv2 support to be active AES67 compatibility check box must be enabled in Dante Controller application. 2. These default configuration characteristics apply to both the Dante primary and Dante secondary Ethernet interfaces.

  • Page 69: Appendix H-Accessing The Unit When The User Name And/Or Password Is Not Known

    3. While continuing to hold the two buttons apply AC Mains or 12 volts DC power. 4. Continue to hold the two buttons and allow the Model 5402 to start. The Status LEDs on the front panel will first light green then light red in their start-up sequence.

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