DEVA Broadcast DB9000-STC Maintenance And Operation Instruction Manual

Dsp-based stereo generator with rds/rbds encoder
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MAINTENANCE AND OPERATION
INSTRUCTION MANUAL
DB9000-STC
DSP-Based Stereo Generator
with
RDS/RBDS Encoder
Publish Date: 21-Jul-2023

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  • Page 1 MAINTENANCE AND OPERATION INSTRUCTION MANUAL DB9000-STC DSP-Based Stereo Generator with RDS/RBDS Encoder Publish Date: 21-Jul-2023...
  • Page 2: Table Of Contents

    Network Security Recommendations .................... 20 Panel Indicators and Appointments ....................21 Front View ............................. 21 Rear View ............................22 Connecting of DB9000-STC ......................23 Analog Audio Inputs ........................23 Digital Audio Input ........................23 LAN Port ............................23 RS-232 COM Port ......................... 23 Operation ............................
  • Page 3 FTP Server Settings ........................30 SNMP Settings .......................... 30 Backup Audio Configuration ......................31 Audio Loss and Audio Recover ....................31 MP3 Audio Player Settings ..................... 32 RS-232 COM Port Configuration ....................33 RS-232 Settings ........................33 Ethernet to RS-232 Redirector ....................33 Stereo Encoder Configuration .......................
  • Page 4 UPnP discovery in Local Networks ....................53 UPnP Activation ..........................54 APPENDIX A ........................... 55 RDS: Europe vs America ......................55 The RDS System ........................... 55 APPENDIX B.1 ..........................56 PTY Code Description Used in RBDS Mode – North America ............. 56 APPENDIX B.2 ..........................
  • Page 5 THIS PAGE IS INTENTIONALLY LEFT BLANK...
  • Page 6: Introduction

    Experience and hard work are our fundament but the continuous improving process is what we never leave aside. DEVA Broadcast participates on a regular basis in all landmark broadcasting events, not only to promote its products, but to exchange valuable know- how and experience.
  • Page 7: Typographic Conventions

    65 Aleksandar Stamboliyski Str., 8000 Bourgas, Bulgaria Tel: +359 56 820027, Fax: +359 56 836700 E-mail: office@devabroadcast.com ,Web: www.devabroadcast.com Typographic conventions The following table describes important conventions used in the manual. Convention and Style Description Examples Menu > Sub Menu > A menu item(s) and menu Click Settings >...
  • Page 8: General Information

    Automation Systems and offers an ASCII protocol for broadcast song/artist information. Another great feature of the DB9000-STC is that it can fight the dreaded dead air problem. The DB9000-STC provides additional uncompromising security in case of loss of audio at the audio inputs.
  • Page 9: Product Features

    65 Aleksandar Stamboliyski Str., 8000 Bourgas, Bulgaria Tel: +359 56 820027, Fax: +359 56 836700 E-mail: office@devabroadcast.com ,Web: www.devabroadcast.com Product Features • Fully Digital 32 bits DSP Stereo Encoder • Excellent Audio Performances • Digital Volume Control of all Audio Inputs •...
  • Page 10: Technical Specifications

    65 Aleksandar Stamboliyski Str., 8000 Bourgas, Bulgaria Tel: +359 56 820027, Fax: +359 56 836700 E-mail: office@devabroadcast.com ,Web: www.devabroadcast.com TECHNICAL SPECIFICATIONS ANALOG AUDIO INPUT Connector 2 x XLR, Stereo Type Balanced Impedance 600Ω or High Impedance Level +6dBu / +12dBu, user selectable Sample rate 96 kHz;...
  • Page 11 65 Aleksandar Stamboliyski Str., 8000 Bourgas, Bulgaria Tel: +359 56 820027, Fax: +359 56 836700 E-mail: office@devabroadcast.com ,Web: www.devabroadcast.com PHONES AUDIO OUTPUT Connector 1/4” (6.3mm) Phone Jack, Stereo Type Headphones USER INTERFACE Indicators 4 LEDs on front panel, 2 LEDs on rear panel Web interface Full control and status information RS-232...
  • Page 12: Block Diagram

    COMPOSITE MPX LIMITER EQUALIZER Because of the all-digital, minimalist-discrete-component nature of device circuitry, we have not provided schematic diagrams of the DB9000-STC in this Manual. Please, note that: NO USER-SERVICEABLE COMPONENTS INSIDE. REFER ALL SERVICING TO QUALIFIED TECHNICAL PERSONNEL. - 12 -...
  • Page 13: Safety Warning

    65 Aleksandar Stamboliyski Str., 8000 Bourgas, Bulgaria Tel: +359 56 820027, Fax: +359 56 836700 E-mail: office@devabroadcast.com ,Web: www.devabroadcast.com Safety Warning ALWAYS OBSERVE THE SAFETY PRECAUTIONS. Careful observance of the safety precautions will help prevent physical injury, damage of the equipment, and extend the equipment life.
  • Page 14: Operating Recommendations

    65 Aleksandar Stamboliyski Str., 8000 Bourgas, Bulgaria Tel: +359 56 820027, Fax: +359 56 836700 E-mail: office@devabroadcast.com ,Web: www.devabroadcast.com Operating Recommendations To ensure normal operation of the DEVA unit, we recommend following the instructions listed below. • Install the unit in places with good air conditioning. The unit is designed to operate within the ambient temperature range of 10 to 50°C.
  • Page 15: Unpacking And Inspection

    Upon receipt, the equipment should be inspected for possible shipping damages. If such are found or suspected, notify the carrier at once and contact DEVA Broadcast Ltd. The original shipping carton box and packing materials should be kept for possible reuse, in case of return for Warranty repair, for example.
  • Page 16: Ac Mains Power

    65 Aleksandar Stamboliyski Str., 8000 Bourgas, Bulgaria Tel: +359 56 820027, Fax: +359 56 836700 E-mail: office@devabroadcast.com ,Web: www.devabroadcast.com AC Mains Power FUSE HOLDER The fuse holder is placed inside the unit, next to the voltage selector. Apply downward pressure and pull the cap outward to access the 5mm mains fuse.
  • Page 17: Mains Voltage Selector Location

    AC mains connector on the encoder circuit board. With power disconnected, use a small screwdriver to set the switch for 115VAC or 230VAC operation. Be sure to install the appropriate fuse, DB9000-STC is equipped at the factory with 1A fuse. - 17 -...
  • Page 18: Getting Started

    Tel: +359 56 820027, Fax: +359 56 836700 E-mail: office@devabroadcast.com ,Web: www.devabroadcast.com Getting Started In order for the normal operation of the DB9000-STC to be guaranteed, you will need fulfill the following conditions: 1. Standard Ethernet 10/100M connection; 2. Correctly assigned Network configuration and device settings.
  • Page 19: Network Settings

    If you’re prompted for an administrator password or confirmation, type the password, provide confirmation or contact your system administrator. If you have already enabled this function on your computer DB9000-STC will be automatically added to the Device list section. The device will be ready for usage and no additional adjustments will be required except user name and password.
  • Page 20: Network Security Recommendations

    E-mail: office@devabroadcast.com ,Web: www.devabroadcast.com NETWORK SECURITY RECOMMENDATIONS 1. It is not recommended the DB9000-STC to be directly connected to the Internet. This may lead to unregulated access and/or problematic operation of the device. To ensure secure connection, we recommend the device to be installed behind a router with an active firewall.
  • Page 21: Panel Indicators And Appointments

    Audio signal identical to that of the outputs audio; 2 - Power LED Indicator; 3 - Status LED Indicator. Blinking frequency of this LED is indication of DB9000-STC state: Fast blinking – in process of connection; Approximately twice per second – data buffering;...
  • Page 22: Rear View

    65 Aleksandar Stamboliyski Str., 8000 Bourgas, Bulgaria Tel: +359 56 820027, Fax: +359 56 836700 E-mail: office@devabroadcast.com ,Web: www.devabroadcast.com REAR VIEW RS-232 FUSE COM PORT RESET SD CARD RIGHT LEFT AES/EBU 1 - RDS only output - BNC, Unbalanced; 2 - MPX ouput - BNC, Unbalanced; 3 - Factory Defaults Reset Button;...
  • Page 23: Connecting Of Db9000-Stc

    (see “Audio Input” on page 34). LAN PORT For normal operation it is necessary DB9000-STC to be connected to a local network or Internet by cable with RJ-45 connector. RS-232 COM PORT Using standart DB-9 cable connect DB9000-STC to any RS-232 compatible equipment.
  • Page 24: Operation

    E-mail: office@devabroadcast.com ,Web: www.devabroadcast.com Operation DB9000-STC is controlled trough a build in WEB Server and a standard web browser can be used to monitor its status or to make some adjustments. To operate the device you need to know its IP Address. In case you are not aware of it, you can hear it through the headphones when you turn on the device.
  • Page 25 65 Aleksandar Stamboliyski Str., 8000 Bourgas, Bulgaria Tel: +359 56 820027, Fax: +359 56 836700 E-mail: office@devabroadcast.com ,Web: www.devabroadcast.com Upon entering the WEB Interface, this is how the main page will look like. Username and Password may be requested if the Access Control is enabled and a page other then STATUS is selected (see “WEB Server Settings”...
  • Page 26: Status

    65 Aleksandar Stamboliyski Str., 8000 Bourgas, Bulgaria Tel: +359 56 820027, Fax: +359 56 836700 E-mail: office@devabroadcast.com ,Web: www.devabroadcast.com STATUS This page contains information regarding the current status of DB9000-STC: • Audio Status; • Backup Audio Status; • Network Status •...
  • Page 27 If the stream is in uncompressed format (PCM) then what is displayed for Sample rate and Bitrate is what is set in the Configuration page. Under Other are displayed DB9000-STC date and time. In the upper right corner is located LIVE DATA icon. Clicking on the icon will toggle live data...
  • Page 28: General Configuration

    Internet Time is disabled. The format to be used is hh/mm/ss. For example 23:10:00. Applying New Settings NOTE: In order the applied settings to be used press the [Save] button. Please have in mind that some settings may reset the DB9000-STC. - 28 -...
  • Page 29: Network Configuration

    65 Aleksandar Stamboliyski Str., 8000 Bourgas, Bulgaria Tel: +359 56 820027, Fax: +359 56 836700 E-mail: office@devabroadcast.com ,Web: www.devabroadcast.com NETWORK CONFIGURATION General Network Settings The network addresses could be set manually (static IP) or automatically via a DHCP Server. To set static IP, MASK, GATEWAY and DNS addresses, the DHCP should be disabled. In order for the built-in DHCP client to be activated, the function should be enabled.
  • Page 30: Ip Voice Announcement

    E-mail: office@devabroadcast.com ,Web: www.devabroadcast.com IP Voice Announcement IP Address – Enable or disable voice announcement of DB9000-STC’s IP Address. The option is Enabled by default. It is recommended the user to disable the option once the initial setup is completed.
  • Page 31: Backup Audio Configuration

    Tel: +359 56 820027, Fax: +359 56 836700 E-mail: office@devabroadcast.com ,Web: www.devabroadcast.com BACKUP AUDIO CONFIGURATION DB9000-STC has built-in backup audio playerthat plays tracks from the built-in SD card. If the audio from the main source disappears, the DB9000-STC will automatically switch to its backup source.
  • Page 32: Mp3 Audio Player Settings

    - The folder should be located in the root of the SD Card. - The playlist file must be named playlist.m3u. Applying New Settings In order the applied settings to be used press the [Save] button. Please have in mind that some settings may reset the DB9000-STC. - 32 -...
  • Page 33: Rs-232 Com Port Configuration

    Tel: +359 56 820027, Fax: +359 56 836700 E-mail: office@devabroadcast.com ,Web: www.devabroadcast.com RS-232 COM PORT CONFIGURATION DB9000-STC also acts as Ethernet to RS-232 redirector. You can connect any RS-232 compatible equipment to DB9000-STC and communicate with it over the Internet. RS-232 Settings Baud rate –...
  • Page 34: Stereo Encoder Configuration

    65 Aleksandar Stamboliyski Str., 8000 Bourgas, Bulgaria Tel: +359 56 820027, Fax: +359 56 836700 E-mail: office@devabroadcast.com ,Web: www.devabroadcast.com STEREO ENCODER CONFIGURATION General Settings Stereo Mode – Switch between Stereo and Mono Mode for MPX signal. Mono Mode disables the 38 kHz sub-carrier. Emphasis –...
  • Page 35: Phase Adjustment

    E-mail: office@devabroadcast.com ,Web: www.devabroadcast.com Phase Adjustment Phase of the Pilot Tone, L-R sub-carrier (38 kHz) and RDS sub-carrier (57 kHz) are factory adjusted. Additional adjustments can be made by the user providing more flexibility in DB9000-STC settings. MPX Limiter Enable – Enable or Disable the MPX Limiter.
  • Page 36: Audio Enhancement Configuration

    65 Aleksandar Stamboliyski Str., 8000 Bourgas, Bulgaria Tel: +359 56 820027, Fax: +359 56 836700 E-mail: office@devabroadcast.com ,Web: www.devabroadcast.com AUDIO ENHANCEMENT CONFIGURATION Automatic Gain Control Settings Enable – Enable or Disable the Automatic Gain Control. Preset – There are three factory and two user configurable presets available. Users can set their own AGC presets changing the following parameters: - Attack time –...
  • Page 37: Audio Equalizer Settings

    To avoid audio distortion the overall level of this frequency must not exceed 0dB. Applying New Settings In order the applied settings to be used press the [Save] button. Please have in mind that some settings may reset the DB9000-STC. - 37 -...
  • Page 38: Rds Encoder Configuration

    65 Aleksandar Stamboliyski Str., 8000 Bourgas, Bulgaria Tel: +359 56 820027, Fax: +359 56 836700 E-mail: office@devabroadcast.com ,Web: www.devabroadcast.com RDS ENCODER CONFIGURATION RDS Encoder Settings Enable – General Enable or Disable RDS Encoder. Program Station Name Settings PS Static – The 8-character PS field is for the “street name” of the station. This will appear on the radio faceplate whenever a dynamic, scrolling –...
  • Page 39: Radio Text Settings

    65 Aleksandar Stamboliyski Str., 8000 Bourgas, Bulgaria Tel: +359 56 820027, Fax: +359 56 836700 E-mail: office@devabroadcast.com ,Web: www.devabroadcast.com or received as ASCII text from station automation. Very short words are sent together in groups. For instance, THIS IS constitutes seven characters that can be sent as a group. The same would hold true for OF THE or NOW HERE.
  • Page 40: Trafic Information

    65 Aleksandar Stamboliyski Str., 8000 Bourgas, Bulgaria Tel: +359 56 820027, Fax: +359 56 836700 E-mail: office@devabroadcast.com ,Web: www.devabroadcast.com that carries the same variety of music, though not the very same program, as provided by AF switching. The PTY function of RDS helps a broadcaster catch ‘transient audience’ share. Under some programming circumstances, the PTY identifier may be made ‘dynamic,’...
  • Page 41: Decoder Information

    65 Aleksandar Stamboliyski Str., 8000 Bourgas, Bulgaria Tel: +359 56 820027, Fax: +359 56 836700 E-mail: office@devabroadcast.com ,Web: www.devabroadcast.com Decoder Information DI – Decoder Information: This is one of several ‘flags’ that convey yes/no or other very basic data. This particular flag tells the receiver whether the broadcast is monaural, or is being transmitted in any of several methods of stereo or binaural broadcasting.
  • Page 42: Console Settings

    For more information about the RDS console see chapter “RDS Console”. Applying New Settings In order the applied settings to be used press the [Save] button. Please have in mind that some settings may reset the DB9000-STC. - 42 -...
  • Page 43: Af List Configuration

    65 Aleksandar Stamboliyski Str., 8000 Bourgas, Bulgaria Tel: +359 56 820027, Fax: +359 56 836700 E-mail: office@devabroadcast.com ,Web: www.devabroadcast.com AF LIST CONFIGURATION Alternative Frequencies List Configuration Page is depicted above, consisting of 25 AF settings: AF xx – Select alternative frequency of current program. You can choose from 207 standard AF list options as defined in the RDS/RBDS standard.
  • Page 44: Factory Defaults Settings

    65 Aleksandar Stamboliyski Str., 8000 Bourgas, Bulgaria Tel: +359 56 820027, Fax: +359 56 836700 E-mail: office@devabroadcast.com ,Web: www.devabroadcast.com FACTORY DEFAULTS SETTINGS To restore the DB9000-STC to its factory defaults, follow the instructions listed below: • Press the “Restore” button. •...
  • Page 45: General Default Settings

    65 Aleksandar Stamboliyski Str., 8000 Bourgas, Bulgaria Tel: +359 56 820027, Fax: +359 56 836700 E-mail: office@devabroadcast.com ,Web: www.devabroadcast.com Upon completion of the process, the DB9000-STC settings will look as follows: General Default Settings Device Alias: • Alias: DB9000-STC Date and Time: •...
  • Page 46: Com Port Default Settings

    65 Aleksandar Stamboliyski Str., 8000 Bourgas, Bulgaria Tel: +359 56 820027, Fax: +359 56 836700 E-mail: office@devabroadcast.com ,Web: www.devabroadcast.com COM Port Default Settings RS-232 Settings: • Baud rate: 9600 Ethernet to RS-232 Redirector: • Port: 8001 • Password: blank (empty) Stereo Encoder Default Settings General Settings : •...
  • Page 47: Rds Encoder Default Settings

    RDS Encoder Settings: • Enable: Enabled Program Station Name Settings: • PS Static: DB9000 • PS Dynamic: DB9000-STC Stereo Coder & RDS Encoder • DPS Scroll Step: 0 – centered • DPS Scroll Speed: 0 – DPS off Radio Text Settings: •...
  • Page 48: Hardware Reset

    Tel: +359 56 820027, Fax: +359 56 836700 E-mail: office@devabroadcast.com ,Web: www.devabroadcast.com HARDWARE RESET This process will fully restore DB9000-STC to its Factory Defaults, including the Network settings. To hardware reset the device, follow the instructions below: • Disconnect the unit from the power supply.
  • Page 49: Rebooting

    65 Aleksandar Stamboliyski Str., 8000 Bourgas, Bulgaria Tel: +359 56 820027, Fax: +359 56 836700 E-mail: office@devabroadcast.com ,Web: www.devabroadcast.com REBOOTING To reboot the DB9000-STC, follow the steps listed below: • Press the “Reboot” button. • A dialog window requiring conformation will appear.
  • Page 50: Firmware Update

    65 Aleksandar Stamboliyski Str., 8000 Bourgas, Bulgaria Tel: +359 56 820027, Fax: +359 56 836700 E-mail: office@devabroadcast.com ,Web: www.devabroadcast.com FIRMWARE UPDATE To update DB9000-STC’s firmware, follow the steps listed below: • Select the new firmware file. • Press the “Upload” button.
  • Page 51: Rds Console

    65 Aleksandar Stamboliyski Str., 8000 Bourgas, Bulgaria Tel: +359 56 820027, Fax: +359 56 836700 E-mail: office@devabroadcast.com ,Web: www.devabroadcast.com RDS Console CONNECTING TO THE RDS CONSOLE The RDS Console is used to edit RDS settings in real time. For example it can be used by automation software.
  • Page 52: List Of Available Rds Console Commands And Responses

    Command properly formatted but data not understood. Console has been inactive for more than 30 minutes and the connection will be dropped. User needs to connect again to enter more commands. (NO RESPONSE) Data sent is ignored by DB9000-STC. - 52 -...
  • Page 53: Upnp Discovery In Local Networks

    Tel: +359 56 820027, Fax: +359 56 836700 E-mail: office@devabroadcast.com ,Web: www.devabroadcast.com UPnP discovery in Local Networks DB9000-STC implements UPnP which lets you easily find it in your local network. For this purpose your system should have UPnP enabled (see “UPnP Activation” on page 54).
  • Page 54: Upnp Activation

    65 Aleksandar Stamboliyski Str., 8000 Bourgas, Bulgaria Tel: +359 56 820027, Fax: +359 56 836700 E-mail: office@devabroadcast.com ,Web: www.devabroadcast.com UPnP Activation NOTE: The following explanations apply to Windows XP SP2 or SP3! If you use another operating system, please contact your system administrator. Open “My Network Places”.
  • Page 55: Rds: Europe Vs America

    For this, the reader is directed to the Specification appropriate to his location either the CENELEC EN50067 Specification for Europe or the United States NRSC Specification. Since the Manual will deal with specific implication of RDS implemented with the DB9000-STC, it is assumed that the user is familiar with the RDS concept.
  • Page 56: Pty Code Description Used In Rbds Mode - North America

    65 Aleksandar Stamboliyski Str., 8000 Bourgas, Bulgaria Tel: +359 56 820027, Fax: +359 56 836700 E-mail: office@devabroadcast.com ,Web: www.devabroadcast.com APPENDIX B.1 PTY Code Description Used in RBDS Mode – North America Short Name Description News News reports, either local or network in origin. Information Programming that is intended to impart advice.
  • Page 57: Pty Code Description Used In Rds Mode - Europe, Asia

    65 Aleksandar Stamboliyski Str., 8000 Bourgas, Bulgaria Tel: +359 56 820027, Fax: +359 56 836700 E-mail: office@devabroadcast.com ,Web: www.devabroadcast.com APPENDIX B.2 PTY Code Description Used in RDS Mode – Europe, Asia PTY Short Name Description News Short accounts of facts, events and publicly expressed views, reportage and actuality. Current affairs Topical program expanding or enlarging upon the news, generally in different presentation style or concept, including debate, or analysis.
  • Page 58: Warranty Terms And Conditions

    B. This Warranty applies only to products sold “as new.” It is extended only to the original end- user and may not be transferred or assigned without prior written approval by DEVA Broadcast Ltd. C. This Warranty does not apply to damage caused by improper mains settings and/or power supply.
  • Page 59: Product Registration Card

    Your signature* *Signing this warranty registration form you are stating that all the information provided to DEVA Broadcast Ltd. are truth and correct. DEVA Broadcast Ltd. declines any responsibility for the provided information that could result in an immediate loss of warranty for the above specified product(s).

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