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MediaRacer® 100 [Preliminar y]

SERIAL TRUNK RJ -45 CONNECTOR (COM 3)

Pin Number

Signal Name (for

RS232 only)

Description

RTS

Request to Send

DTR

Data Terminal Ready

GND

Signal Ground

TxD

Transmit Data

RxD

Receive Data

DCD

Data Carrier Detect

DSR

Data Set Ready

CTS

Clear to Send

Содержание MediaRacer 100

Страница 1: ...2 Rev 1 10 M Me ed di ia aR Ra ac ce er r 1 10 00 0 S Su ur rv ve ei il ll la an nc ce e M Mu ul lt ti im me ed di ia a G Ga at te ew wa ay y U US SE ER R M MA AN NU UA AL L P P PR R RE E EL L LI I IM M MI I IN N NA A AR R RY Y Y ...

Страница 2: ... Channel Network Connector RJ 45 11 TX LED 11 rX LED 11 Network Port 11 System Indicators 12 MEDIARACER 100 REAR PANEL DESCRIPTION 13 POWER DC CONNECTOR 14 DIO Discrete Input Output Channels 14 CHAPTER 3 15 MEDIARACER 100 SPECIFICATION AND FEATURES 15 MEDIARACER 100TECHNICAL SPECIFICATION 15 CONNECTORS MAPPING TABLE 19 10 100 RJ 45 Connector 19 SERIAL RS232 COM 1 RS485 COM 2 RJ 45 CONNECTOR 20 Ser...

Страница 3: ...ANAGER 42 Installation of MediaRacer Link Manager 43 Activating MediaRacer Link Manager 43 Communications Management Between MediaRacer 1000 units 45 Management and Control of Video Devices 47 Management and Control of Audio Devices 51 Management and Control of RS232 Devices 53 Management and Control of DIO Devices 55 MEDIARACER LINK MANAGER REMOTE CONFIGURATION TOOL 57 Definition of Advanced Conf...

Страница 4: ...al data are captured by remote sensors and transmitted to the MediaRacer 100 unit where they are processed The data is then packaged by the TCP IP protocol and transmitted over a standard high speed computer communications network to the control center The challenge facing any monitoring and surveillance system design today is to build a concept for tomorrow Systems installed today are often outda...

Страница 5: ...udget MediaRacer 100 offers up to 1 video camera attachment in the future it will offer two attachments a bi directional audio port RS232 RS485 and Digital I O connections all using a box the size of a VHS cassette It facilitates connection of access control devices intercoms Public Address Systems PTZ Pan Tilt Zoom for video cameras and so forth The product is also planned to feature after future...

Страница 6: ... of the art MPEG 4 compression standard MediaRacer 100 also allows significant bandwidth savings by optimizing the UDP and IP packets It also supports IP Multicast End users can determine the video quality and bandwidth budget simply by defining a configuration parameter during the setting up of the unit As bandwidth becomes more available the end user can improve the video parameters by means of ...

Страница 7: ... of video audio and data over IP Remote bandwidth control Multicast Video capability the same camera can be viewed on several monitors over the network Advanced compression of video and audio executed by dedicated hardware providing real time full motion high video quality PAL NTSC On line adjustment of video compression parameters enables the fitting of specific resolution and motion requirements...

Страница 8: ...systems Support for up to two RS 232 and one RS 485 interfaces Support for up to four Opto isolated Discrete Inputs Outputs Automatic link setup without the need for a management system Point to Point Pre Post Alarm recording ready Transparent Serial Channel between Camera and Monitor sides enabling easy integration with 3rd party devices Low cost latency supporting of a critical mission applicati...

Страница 9: ...00 can be attached directly to high speed standard data communications networks using the Ethernet or Fast Ethernet connections 10 100Base TX and optionally to low speed data networks such as the telephone network utilizing an optional built in modem ISDN serial links supporting AT command etc via appropriate external modems MediaRacer 100 is based in a Codec architecture design MediaRacer 100 Cam...

Страница 10: ... VIDEO IN MediaRacer 100 Camera Side unit The VIDEO IN channel consists of one composite video input that facilitate the attachment from video source camera or analog video matrix to the Media Racer 100 Camera Side unit The video input connector has it s own LED The LED which is lit indicates the video source selected by the user VIDEO OUT MediaRacer 100 Monitor Side unit The VIDEO OUTchannel has ...

Страница 11: ...ORK CONNECTOR RJ 45 Serial Trunk Channel is a modular option for communication This is in addition to the primary 10 100Base TX data trunk channel on board The Serial Trunk channel can be used for standard RS232 communication with all external modem control signals and with AT command support built in V 90 PSTN modem and built in ISDN modem TX LED The TX LED indicates Transmit activities over the ...

Страница 12: ...he network SYSTEM INDICATORS ON Power LED The ON LED lights when the system is connected to a power supply and is switched on The ON LED will blink every 5 seconds which indicates proper system operation FLT LED When the FLT LED is lit or blinking it indicates one of the following problems The MediaRacer 100 unit failed during the self test The system failed to initialize the operation software in...

Страница 13: ... a microphone and speaker connection two uni directional channels or a public address system uni directional channel from one point to multiple points The AUDIO OUT connectors are used to connect a speaker to the unit and the AUDIO IN connector is used to connect a microphone to the unit Installation of a public address system in the audio channel requires the attachment of a microphone on the Med...

Страница 14: ...can be connected to a Discrete Input Output DIO block terminal The DIO block terminal has two dry contact input and two opto isolated output ports The positive terminal of the DO should be connected to one end of the relay coil while the second end is connected directly to the external power supply positive output The negative terminal of the DO should be connected to the external power supply GND...

Страница 15: ...NICAL SPECIFICATION Video Interface Coding Algorithm MPEG 4 Up to 6Mbps Formats PAL or NTSC Resolution 4SIF SIF QSIF Frame Rate Up to full frame rate Input Form Composite Impedance 75Ω Level TV Standard Output Form Composite Impedance 75Ω Level TV Standard Connector BNC Cable Length Max 30 m without degradation of color and video parameters Dynamic selection using MAVIEW or MediaRacer Link Manager...

Страница 16: ...lgorithm G 711 G 729A Bit Rate 64kbps 8kbps Inputs RCA headphone jack Voltage 160mV RMS MAX Input Gain Software adjustable in 1dB steps from 30dB to 30dB Impedance 10kOhm AC coupled S N ratio 90dB full scale Output RCA headphone jack Full scale voltage output 1V RMS Output Gain Software adjustable in 1dB steps from 30dB to 30dB Minimum Load 16O S N Ratio 90Db for full scale output ...

Страница 17: ...oltage Max 24VDC Current Max 90 mA Physical Dimensions Size WxHxD 19 5x2 8x14 cm 7 67 x1 1 x5 51 Weight 0 5 kgs Power Supply Mains Connection Voltage Full Auto Range 10 100 240 VAC Frequency 47 63Hz Power Consumption 9W Typical 4SIF 7W Typical SIF Environmental Conditions Operating Temperature Indoor 0 to 50 C 41 to 122 F Operating Temperature Outdoor 15 to 65 C 5 to 149 F Storage Temperature 20 t...

Страница 18: ... MAVIX MediaRacer 100 Preliminary 18 Certifications Safety UL Listed CE MARK Electromagnetic Interference EMC FCC 47 CFR part 15 subpart B Class A CE Class A ...

Страница 19: ...IX MediaRacer 100 Preliminary 19 CONNECTORS MAPPING TABLE 10 100 RJ 45 CONNECTOR Pin Number Signal Name 1 TD 2 TD 3 RD 4 Not Used 5 Not Used 6 RD 7 Not Used 8 Not Used Figure 3 1 RJ 45 Connectors Pins Order ...

Страница 20: ...485 Signal Description 1 Not Used RX Differential Data Half Duplex optional TRX 2 Not Used RX Differential Data Half Duplex optional TRX 3 GND Signal Ground GND Signal Ground 4 TxD Transmit Data Not Used 5 RxD Receive Data Not Used 6 Not Used GND Signal Ground 7 Not Used TX Differential Data 8 Not Used TX Differential Data ...

Страница 21: ...NK RJ 45 CONNECTOR COM 3 Pin Number Signal Name for RS232 only Description 1 RTS Request to Send 2 DTR Data Terminal Ready 3 GND Signal Ground 4 TxD Transmit Data 5 RxD Receive Data 6 DCD Data Carrier Detect 7 DSR Data Set Ready 8 CTS Clear to Send ...

Страница 22: ...IX MediaRacer 100 Preliminary 22 DI DISCRETE INPUT BLOCK TERMINAL Pin Number Signal Name 1 IN 1 2 IN 1 3 IN 2 4 IN 2 DO DISCRETE OUTPUT BLOCK TERMINAL Pin Number Signal Name 1 OUT 1 2 OUT 1 3 OUT 2 4 OUT 2 ...

Страница 23: ...dust or fumes which may damage the unit Note Pay attention to operating environment requirements as defined in the Specifications section Check that the unit supplied includes the following MediaRacer 100 unit Desktop Power Supply RS 232 Configuration Cable for COM 1 port at least one cable per package CD containing MediaRacer 100 User Manual MediaRacer Link Manager Application Mating terminal blo...

Страница 24: ...it and that after several seconds the FLT LED goes out IMPORTANT Always connect the desktop power supply to the unit before you connect it to the mains power supply Failure to do this can cause irreversible damage to the Media Racer 100 Special care must be taken to connect the cables in the proper sequence First connect the desktop power supply DC cable to the MediaRacer 100 unit using the POWER ...

Страница 25: ...DEVICES CONNECTING VIDEO SOURCES 1 One video source may be attached to the MediaRacer 100 In order to attach a video source connect one end of a video coax 75 Ω cable to the video output of the Camera Connect the other end of the cable to one of the VIDEO IN connector located on the unit front panel The lit LED indicates the camera that has been selected from the attached cameras Note Pay attentio...

Страница 26: ...r 100 CM model connect one end of a video coax 75Ω cable to the video inputs of the monitor and the other end to the VIDEO OUT connector located on front panel of the unit CONNECTING AUDIO DEVICES 2 Connect a microphone to the AUDIO IN connector located on the rear panel of the unit 3 Connect a speaker to the AUDIO OUT connector located on the rear panel of the unit Note An intercom system may be ...

Страница 27: ...OM ports according to the connectors mapping table CONNECTING DISCRETE INPUT OUTPUT DIO DEVICES DIO devices such as sensors temperature light etc automatic gate opening controls and alarms can be connected to a Discrete Input Output DIO connector The DIO connector has four opto isolated input and four opto isolated output ports 1 Connect the DIO device to the MediaRacer 100 unit via the DIO connec...

Страница 28: ... parameters The default manufacturer settings can be changed in order to configure the MediaRacer 100 unit according to the site requirements CONSOLE SETTING The definition of the various setup values is performed by connecting a computer with a built in Hyper Terminal application to the MediaRacer 100 unit Power on the computer and define the Hyper Terminal application COM port setting values as ...

Страница 29: ...device attached to the unit via this port Remember to reconnect the required device after you have completed the settings of the MediaRacer 100 unit When the computer has been connected to the MediaRacer 100 unit and the Hyper Terminal application is active reboot the MediaRacer 100 unit disconnect the power cable from the power source and then reconnect it During the reboot process press the spac...

Страница 30: ...Ctrl D simultaneously to get an explanation about a selected line or field at the bottom of the screen Fields marked with an asterisk and in parentheses denote toggle options that are operated by the space bar Fields shown in parentheses are edit options Press ENTER to save the values in the current menu Options 1 and 2 in the main menu enable the user to configure the unit i e definition of setti...

Страница 31: ... to display the system setting menu Fig 4 3 Figure 4 3 MediaRacer Service Software System Settings This menu displays the following system identification parameters MediaRacer 100 unit Mac Address and Serial Number Service Software Creation Date and BSP Boot Software Package Creation Date ...

Страница 32: ...lected while the unit is booting press the spacebar to automatically enable Console I O to display MediaRacer Service Software main menu Default Baud Defines the baud rate of the COM 1 unit for console connection only This value should be identical to the Bits per second value defined in the Hyper Terminal application port setting window BIST When this option is enabled disabled by default it star...

Страница 33: ...rming automatic application software updates Maintenance an operation mode that enables performance of maintenance tasks only associated with the MediaRacer Service Software This mode of operation cancels the requirement to press the space bar during the rebooting process and forces the unit to start up directly into the MediaRacer Services Software main menu This mode should only be used by quali...

Страница 34: ...100 Preliminary 34 NETWORK SETTINGS Selection of option 2 from the MediaRacer Service Software main menu causes the networking setting menu to be displayed Fig 4 4 Figure 4 4 MediaRacer Service Software Network Settings ...

Страница 35: ...dress of the MediaRacer 100 unit according to the local network requirements Network subnet mask Defines the IP Network subnet mask according to the local network requirements Gateway IP node address Defines the Gateway IP node address according to the local network requirements DNS Server IP node address Value of the DNS Server IP node address optional should not be equal to o o o o ...

Страница 36: ...lays the software Update Settings menu Fig 4 5 Figure 4 5 MediaRacer Service Software Software Update Settings This menu is used to define the required parameters for establishing a connection to a FTP server For more information on the Software application refer to section MediaRacer Link Manager Remote Cobfiguration Tool in Chapter 5 ...

Страница 37: ...iaRacer 100 unit when software updating is required File name The file name used for updating software Change the default if necessary User name User name parameter required when connecting the MediaRacer 100 unit to an FTP server Password A parameter required for connecting the MediaRacer 100 unit to an FTP server and for Maintenance Mode login ...

Страница 38: ...diaRacer 100 unit Fig 4 6 Figure 4 6 MediaRacer Service Software Built In Tests LOADING OF CONFIGURATION DEFAULT VALUES Selection of Option 5 from the MediaRacer Service Software will cancel all the changes made to the parameters and restore the manufacturer default values REBOOT Selection of Option 6 from the MediaRacer Service Software will cause the reboot of the MediaRacer 100 unit ...

Страница 39: ...e 4 7 MediaRacer Service Software Application Menu On completion of the initialization process the prompt Station is displayed indicating that the MediaRacer 100 unit is ready for operation Verify that the FLT LED is not lit If Console I O value is set to disable and you choose to reboot the MediaRacer 100 unit while the computer is still connected messages will not be displayed on the screen The ...

Страница 40: ...and can be modified using any text editor The parameters defined in this file include the MediaRacer 100 unit details OSD On Screen Display address etc devices connected to the unit inputs camera or monitor etc description of the devices video format and some network parameters For more detailed information about operating the Remote Configuration Tool refer to Chapter 5 MediaRacer 100 Operation I...

Страница 41: ...ftware main menu Change the default value in the Console I O to Disable if you intend to connect other devices to the MediaRacer 100 unit COM 1 port instead of the computer Verify that the value in the Boot mode field is set to Application If necessary change values in the other fields according to your requirements Return to the Main Menu by pressing the ctrl P keys 7 Select option 6 from the Med...

Страница 42: ...s between the devices can be done using one of the following applications MediaRacer Link Manager partial management MAVIEW Management software full management Customer application build on MAVIEW SDK full management MEDIARACER LINK MANAGER The MediaRacer Link Manager software package enables the user to control and manage a point to point application MediaRacer Link Manager provides the operator ...

Страница 43: ...ial stages have been completed the MediaRacer Link Manager can be activated The stage that follows the installation of the MediaRacer Link Manager is the connection of the computer to the communications network to which the MediaRacer 100 Camera Side and MediaRacer 100 Monitor Side units are connected ACTIVATING MEDIARACER LINK MANAGER When running the MediaRacer Link Manager software for the firs...

Страница 44: ... of the MediaRacer Link Manager the Main Window will appear Figure 5 3 The following options are available General Communications management between MediaRacer 100 units Video Control of video devices connected to MediaRacer 100 units Audio Control of audio devices connected to MediaRacer 100 units RS232 Control of RS232 devices connected to MediaRacer 100 units Discrete Inputs Outputs Control of ...

Страница 45: ...ttons that enable the display of Help and to Exit the MediaRacer Link Manager irrespective of the button that has been selected COMMUNICATIONS MANAGEMENT BETWEEN MEDIARACER 1000 UNITS When the IP addresses of the MediaRacer 100 units have been defined in the opening dialog box of the MediaRacer Link Manager the main window will be displayed The General tab is brought to the front and the General p...

Страница 46: ...the General page displays a message relating to the communications status between the two units and the computer The above example shows the following Tx 26 Rx 25 Qd 0 The message means that Twenty six commands have been transmitted Tx from the computer to the two units Twenty five responses have been received by the two units and the system is working properly with zero commands queued Qd This me...

Страница 47: ... Main Window to display the page that will enable you to connect the monitor to the camera and control the parameters of the connection specifications and the quality of picture transmission Figure 5 4 A description of the different control and monitoring parameters appears below Figure 5 4 MediaRacer Link Manager Video Page ...

Страница 48: ...bove the slider Streaming Mode Two radio buttons that determine the way in which video information is broadcast The selection in one of the radio buttons is made according to the application s requirements Fix bit rate or Fix quality Fix bit rate This sets the number of bites of compressed video pictures transmitted per second Horizontal dragging of the slider changes the bit rate of the video tra...

Страница 49: ...Field s Per Second The maximum value forthe number of pictures transmitted per second is determined by the method of transmission used by the camera PAL or NTSC According the specifications of the camera connected to the MediaRacer 100 Camera Side unit click on the appropriate radio button The Horizontal dragging of the slider changes the number of pictures fields per second that are transmitted b...

Страница 50: ...nection is made Color When this checkbox is highlighted the video image is displayed in color Cancel highlighting the video image is transmitted in gray tone Connect Disconnect Two buttons that enable connection disconnection of the video devices Click the Connect buttons to send video stream from the camera to the monitor Click the Disconnect buttons to disable the transfer of video stream betwee...

Страница 51: ...S Click the Audio tab in the upper part of the Main Window screen to display the page that enables you to control and monitor the parameters of the attributes of the audio devices attached to the two MediaRacer 100 units Figure 5 5 Figure 5 5 MediaRacer Link Manager Audio Page ...

Страница 52: ...ation of the speaker audio volume Vertical dragging of the slider tag determines the speaker audio volume The selected value resulting from the dragging of the tag is displayed in the field above the slider Connect Disconnect Two buttons enable Connection Disconnection of the microphone and speaker between the MediaRacer 100 Camera Side unit and MediaRacer 100 Monitor Side unit Click the Connect b...

Страница 53: ... screen to display the page that enables you to control and monitor the parameters of the RS232 485 COM 2 devices connected to the various MediaRacer 100 units and control the data flow between them Figure 5 6 A description of the different control and monitoring parameters appears below Figure 5 6 MediaRacer Link Manager RS232 Page ...

Страница 54: ...trolling of the RS485 parameters Determining the required value is according to the RS485 parameters of the device connected to the MediaRacer 100 Unit Connect Disconnect Two buttons enable connection disconnection of the RS232 devices Click the Connect button to transfer signals between the two MediaRacer 100 units Click the Disconnect button to prevent the transfer of signals Status This field d...

Страница 55: ...d monitor the parameters of the attributes of the DIO devices connected to the two MediaRacer 100 units Figure 5 7 The screen that appears contains two symmetrical parts The upper part enables control of the DIO devices connected to the MediaRacer 100 Camera Side unit The lower part enables control of the DIO devices connected to the MediaRacer 100 Monitor Side unit Figure 5 7 MediaRacer Link Mana...

Страница 56: ...iscrete input status The status of the entry port is only updated when the Refresh button is pressed or on a cyclical basis when the Automatic refresh option is checked Alarms Each display field radio button shows an indication on the discrete input event An event is defined as a setting on of a specific input When there is an event it is reported real time by the MediaRacer 100 unit to the MediaR...

Страница 57: ...f the MediaRacer Link Manager Software The Remote Configuration Tool enables loading and editing of the unit s configuration file Click the icon in the upper left hand corner of theMediaRacer Link Manager Main Menu screen to open the scrolling window Fig 5 10 Figure 5 8 Operating the Remote Configuration Tool Select About MediaRacer Link Manager Fig 5 8 to display the version number of the MediaRa...

Страница 58: ...ting of the configurations of MediaRacer 100 units This activity uses the taskman ini file Updating of the software installed in MediaRacer 100 units This activity uses the ramcmpr bin file Displaying information concerning the status of the MediaRacer 100 unit This activity uses of the status txt file Resetting the MediaRacer 100 unit and controlling the operation mode This activity uses the rese...

Страница 59: ...o the right of the field to access the folder and select the file from the displayed list Figure 5 9 MediaRacer Link Manager Remote Configuration Configuration Updating According to the local file name the Remote Field Name field displays the name of the file as it appears or as it will be recorded in the specific MediaRacer 100 or froma specific MediaRacer 100 Unit Type your username and password...

Страница 60: ...he Editor is Microsoft Notepad editor which enables the editing of text files Clicking the appropriate button Get Put or Edit Local File on the right hand side of the Remote Configuration Window selects the required option Clicking Cancel the fourth button in the row closes the Remote Configuration Tool To update the configuration of the MediaRacer 100 unit after the various parameters have been s...

Страница 61: ...any text editor to edit the file as required When you have finished editing the file save the changes you have made in the file and upload it to the MediaRacer 100 unit using the Remote Configuration Tool Main Window click the Put button The Progress Window Fig 5 10 is displayed When the file has been written to the unit click OK to close this window When the Put command completes the MediaRacer 1...

Страница 62: ...ed during the configuration process If there is an error in the username or password it will not be possible to carry out the required update In the MediaRacer IP field enter the IP Address of the MediaRacer 100 unit in which you want to update the software The only permitted function for updating the software in the MediaRacer 100 unit is writing the ramcmpr bin software file to the unit click on...

Страница 63: ...File Name field enter the name of the status file status txt its directory path and folder Alternatively click on the Browse button located to the right of the field to access the folder and select the file from the displayed list Type your username and password in the User and Password fields in the same way that they were entered during the configuration process If there is an error in the usern...

Страница 64: ...ation Update Flash or Maintenance and rebooting of the unit When the Remote Configuration Main Window appears Fig 5 15 in the Local File Name field enter the name of the status file reset txt its directory path and folder Alternatively click on the Browse button located to the right of the field to access the folder and select the file from the displayed list Type your username and password in the...

Страница 65: ...ine of the file Fig 5 16 determines the Operation Mode of the MediaRacer 100 unit Figure 5 16 The Remote Configuration Sample Reset File Click PUT to write the reset txt file to the MediaRacer 100 unit If the file is empty writing it to the MediaRacer 100 unit will cause the unit to be reset and will not change the operation mode The file may contain more than one line but the first line is the on...

Страница 66: ...cal user interface The operator can view the site map and control the station in real time as well as the remote surveillance hardware devices located at the site The main functions of the MAVIEW software are Site mapping and visual display on the control workstation monitor Control of remote sensors cameras audio and data devices Predefined events and incident alarms Information reports and activ...

Страница 67: ...ion They are transmitted as permanent or local parameters to the API Some of the parameters will be filled according to the status of the MediaRacer 100 following receipt of results status from the MediaRacer 100 The main management functions of the MAVIEW are General management initializing API configuring the system terminating API Station control and management station and device status receipt...

Страница 68: ... software package included in the MAVIEW software or MAVIEW API MAVIEW Player enables the opening of at least one additional window in the MAVIEW for displaying video pictures originated in remote cameras As usual MAVIEW Player performs the functionality of a monitor side unit based on a software only decoding capability ...

Страница 69: ... LED green located on the front panel is lit constantly 3 Verify that the communications cable is connected to the MediaRacer 100 unit at the other end of the network Verify that the green LNK LED located on the front panel is lit constantly 2 Verify the system configuration 1 Verify the IP Addresses of each of the MediaRacer 100 units are the same as the addresses that have been defined in the ne...

Страница 70: ...485 Connector table 2 Verify that the number of bits stop bit handshake parity and baud rate are set correctly for the equipment connected 3 RS485 1 Open the cover of the MediaRacer 100 unit and verify that the settings are correct 2 Verify that the equipment is connected to COM2 4 Transparent RS There is no data transfer between devices connected to various MediaRacer 100 units in RS Transparent ...

Страница 71: ...e enabled and visible THE RED LED IS CONSTANTLY LIT Fault description After the MediaRacer 100 unit has been connected to the power source the red FLT LED stays lit 1 Connect a computer with a built in HyperTerminal application to the MediaRacer 100 unit Activate the MediaRacer Service Software main menu and verify that Operation mode is set to Application The BIST value is set to Disable 2 Reboot...

Страница 72: ... are connected to the MediaRacer 100 Camera Side unit and the MediaRacer 100 Monitor Side unit are firmly in place 3 Verify that the camera is working properly by connecting it directly to the monitor 4 Verify that the input to which the camera is connected is the one where the green LED is lit 5 The video is not displayed continuously Disconnecting image problem 1 Verify that the bit rate is appr...

Страница 73: ...in the MediaRacer Link Manager Application in the Audio page the status field displays Connected 2 Verify that the audio equipment cables are properly connected to the MediaRacer 100 units and in accordance with the specifications 3 Verify that the speakers are connected and the volume not set to OFF 4 Verify that the microphone manufacturer is Dynamic ...

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