BMS Truck-Coder II Page 32 Installation And Operation Manual Download | Manualshive

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Summary of Contents for Truck-Coder II

Page 1: ...nstallation and Operations Manual 7GHz Truck Coder II System DOC 6051419100X3 July 2006 Broadcast Microwave Services Inc 12367 Crosthwaite Circle Poway CA 92064 800 669 9667 858 391 3050 858 391 3049 FAX ...

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Page 3: ... a single coax cable interconnects the IDU and ODU Simple Set up and Operation menu driven user interface Up to 999 easily configurable user Presets each capable of storing all system parameters Front panel Ethernet Port simplifies firmware upgrades and supports web based management Fully configurable FM COFDM and MPEG parameters including PID s ensure product compatibility Optional Dual Band Capa...

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Page 5: ... Indoor Unit IDU Connections 17 Installing the Outdoor Unit ODU 18 OPERATION 22 Initialization 22 WARRANTY 25 Customer Service Information 25 TROUBLE SHOOTING 27 Diagnostics 28 PIN OUTS 30 IDU 30 ODU 32 US Broadcast Frequency Assignments 34 Coded Orthogonal Frequency Division Multiplex COFDM Modulation 36 Glossary 40 List of Figures Figure 1 TCII System Overview 1 Figure 2 TCII IDU Indoor Unit Blo...

Page 6: ...R PANEL CONNECTORS 30 Figure 38 ODU CONNECTORS 32 List of Tables Table 1 General Specifications 5 Table 2 Analog FM 6 Table 3 Digital COFDM 6 Table 4 TCII Input Output 7 Table 5 Component Mounting Requirement Reference 11 Table 6 ODU Connections 21 Table 7 AUXILIARY INPUT PINOUTS 30 Table 8 SUMMARY ALARM PINOUTS 30 Table 9 AUDIO 1 IN PINOUTS 31 Table 10 AUDIO 2 IN PINOUTS 31 Table 11 J1 EXTERNAL D...

Page 7: ... calculations have been done for different commonly used antenna in Electronic New Gathering ENG systems Transmission Figure 1 shows the plot of the minimum exposure distance for 0dBi 5dBi 16dBi and 30dBi antennas The 7GHz Truck Coder II transmits the maximum power of 4 Watts The minimum exposure distances are found from the cross points of the exposure graphs for various antennas with the line of...

Page 8: ...dBi Antenna Max Exposure at 112 cm 5 dBi Antenna Max Exposure at 35 cm Figure 1 Summary In order the keep the RF exposure within the FCC limit it is necessary to maintain the safe distance from the antenna The results shown in Figures 1 can be summarized in the following table Minimum permissible distance from antenna cm Antenna Gain dBi 0 20 5 35 16 112 30 560 Notice the above table indicates wor...

Page 9: ... outdoor unit RF transmitter Figure 1 TCII System Overview The indoor unit is designed to be rack mounted within an ENG van It is housed in a 2RU 19 inch rack mount enclosure and powered from a conventional 120V AC source The indoor unit contains full featured DVB T compliant Digital COFDM and Analog FM exciters and associated power supplies The IDU provides the necessary DC voltage to power the O...

Page 10: ...lates the 70MHz IF signal from the IDU exciter to the desired operating frequency and amplifies the signal to the desired level The RF unit employs automatic level control circuits that keep the system operating optimally and eliminate the need for any user adjustments The ODU uses a common signal path for both Analog FM and digital COFDM operation Performance is automatically optimized for both m...

Page 11: ...erator is designed for non technical users and assumes that the equipment has been preconfigured by a station engineer Engineer has full access to all menus and the ability to set up the equipment for a less qualified operator The system accommodates up to 999 user programmable presets These can be uniquely named and configured each preset records all of the configurable variables within the syste...

Page 12: ...rted to the UHF band and then up converted again to the desired operating frequency The signal is then amplified and fed to the antenna A power detector at the transmitter output helps ensure that the transmitter always operates most efficiently which is particularly important when transmitting digital COFDM The ODU provides connector interfaces to support remote mast mounted antenna selection and...

Page 13: ... Humidity 98 NC 100 Power Req 105 260 VAC 50 60 Hz 48 VDC supplied by IDU Ventilation Requirements Fan inlet and outlets must have no obstruction Fins must be oriented vertically on antenna mast Specification Frequency 6 4 7 2 GHz Pre programmed with US 12 MHz and 17MHz BAS channel plans including offsets Tuning Step Size 250KHz Frequency Stability 5ppm max Power Consumption 200W max Recommended I...

Page 14: ...pk Audio Pre Emphasis 75 µS Audio Distortion 1 max Table 3 Digital COFDM Feature Spec Bandwidth 6 7 8 MHz Selectable Constellation QPSK 16 QAM 64 QAM Selectable Guard 1 4 1 8 1 16 1 32 Selectable Code Rate 1 2 2 3 3 4 5 6 7 8 Selectable Scrambler Proprietary 6 digit PIN code MPEG 2 4 2 0 SP ML 1 5 15 Mb s 0 1 Mb s Resolution MPEG 2 4 2 2 SP ML 1 5 32 Mb s 0 1 Mb s Resolution GOP Structure I IP IBB...

Page 15: ...e Form C contact closures available at the ODU Summary Alarm Form C Contact Closure Rated 1A Max External Control 1 Remote Control Of TCII Ethernet 10 100 bT Digital COFDM Analog FM Audio Inputs 2 Impedance 600 ohm Bal Level 0 dB nom menu adj atten 4 to 9dB in 1dB steps 9dBm Factory Set Composite Video Input Level 1V p p Return loss 26dB min Impedance 75 ohms unbal YUV Video Input Optional Optiona...

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Page 17: ...the TCII can accommodate and along with the BMS part numbers The specific cable set for any application is defined when an order is placed Please refer to the packing list and or the original sale order for the specific cables included with your TCII System Cable Recommended Cable P N Length End Connector P N 70 MHz 48 VDC to ODU TIMES SF 214 STANDARD 100 ft 30 5 m 210009800 70 MHz 48 VDC triax to...

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Page 19: ... and accepted industry practices Equipment Installation The following equipment will need to be installed Indoor Unit IDU Outdoor Unit ODU Please refer to component footprint drawings listed in Table 5 to aid installation Table 5 Component Mounting Requirement Reference Component Footprint Indoor Unit IDU Figure 4 Outdoor Unit ODU Figure 5 ...

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Page 21: ...13 19 0 in 48 3 cm 3 5 in 8 9 cm 14 9 17 5 in 44 1 cm Do Not Block Fan Inlets or Outlets Do Not Block Fan Inlets or Outlets Figure 4 IDU Footprint ...

Page 22: ...14 Figure 5 ODU Footprint ...

Page 23: ...roper ventilation and access to connections Warning Failure to ensure proper ventilation could cause the system to overheat resulting in system failure and possible damage Do not block the intake or exhaust fan vents 1 Make the appropriate connections to the back panel see Figure 7 Be sure that all connections are secure Route the cables as needed 2 Slide the IDU into position so that the front pa...

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Page 25: ...N BALANCED ANALOG AUDIO FROM SOURCE VIDEO IN NTSC COMPOSITE VIDEO SUMMARY ALARM CONTACT CLOSURE TO EXTERNAL ALARM ANNUNCIATOR COAXIAL CONNECTION TRIAX OPTIONAL TO TCII ODU X OUTDOOR UNIT 70MHZ IF DC POWER AND CONTROL SIGNALS TYPE N ACCESSORY PANEL FOR EXTERNAL ODU POWER OPTION OR COMPONENT VIDEO OPTION SDI IN FULL BW SERIAL DIGITAL VIDEO INPUT WITH EMBEDDED AUDIO ASI OUT MPEG2 COMPRESSED VIDEO OUT...

Page 26: ...ODU is designed to be mounted on an antenna mast using a custom mast mount specifically designed for the mast See Figure 9 for footprint requirements hole sizes and hole locations to aid in the design of the custom antenna mast mount This Page Intentionally Left Blank ...

Page 27: ...ustom antenna mast mount with 16 10 screws included in installation kit BMS P N 7614191020 Note The Orientation of the ODU is critical to the performance of the TCII system The ODU must be mounted on the Antenna mast so that the RF connectors are down Figure 10 ...

Page 28: ...nused connectors must be capped and sealed to protect the ODU from the weather elements See Table 6 Table 6 Connector Caps Connecter Connector Protection Cap BMS P N Use self vulcanizing tape to secure seal J1 External Data In 210061400 J4 Antenna Control 210061400 J5 External Control 210059901 ...

Page 29: ...and sealed during operation J2 EXTERNAL DC IN External 24VDC Power Supply Most systems will be powered through the Coax requiring this connector to be capped and sealed J3 RF OUT ANTENNA J4 ANTENNA CONTROL To Auxiliary Equipment or capped and sealed if not used J5 EXTERNAL CONTROL To Auxiliary Equipment or capped and sealed if not used Outdoor Unit ODU J6 RF IN 70 MHz IDU ...

Page 30: ...osition The green indicator light to the right of the power switch will turn on immediately 2 The TCII will immediately go into a diagnostics test mode and will take about 20 seconds to initialize before the display is activated 3 Once the internal systems check out the TCII will display the HOME Screen Figure 12 The HOME Menu This Page Intentionally Left Blank ...

Page 31: ...ARITY CHANNEL TEST signal and RF POWER are indicated by the underline 2 If all the settings are correct begin transmission by pressing the RF On Standby button on the front panel The Status Line will read RF ON the LED to the left of the RF On Standby button will change from orange to green 3 To end transmission switch the transmission mode to standby pressing the RF On Standby button again The St...

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Page 33: ...S Model Number Serial Number Detailed Description of Problem Name of Contact Person Contact Information such as phone number and or email address Return Information Much of this information can be found on the product label found on the component Figure 13 Product Label Defective components under BMS warranty will be repaired replaced at the discretion of BMS Items no longer under warranty will re...

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Page 35: ...Power Out at IDU check coaxial connections INPUT RF POWER UNSTABLE Too much power fluctuation Check the coaxial connections INPUT VOLTAGE TOO HIGH Possible power supply failure Check for 48 V IDU out Contact BMS INPUT VOLTAGE TOO LOW Not enough voltage into ODU Check connections Check cable impedance verify setting in TCII Check for 48V out IDU PA TEMPERATURE GETTING HIGH PA Temp between 73º C and...

Page 36: ...e below Ensure that Modulation and MPEG encoding settings match those of receiver Video is intermittent or poor quality transmitter displays video alarm Bad connection on video input Check cable and connections particularly cable reels and camera terminations Video appears smeared or pixilated particularly during movement Encoding decoding errors or incompatibility Ensure that MPEG settings match ...

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Page 38: ...S 232 AUX DATA 10 100 ETHERNET 70 MHz Figure 14 IDU REAR PANEL CONNECTORS Table 8 AUXILIARY INPUT PINOUTS PIN Description 1 RELAY 1 2 RELAY 2 3 RELAY 3 4 RELAY 4 5 RETURN 1 6 RETURN 2 7 RETURN 3 AUXILIARY INPUTS 1 8 RETURN 4 The auxiliary inputs are control inputs that transferred to the ODU output J5 EXTERNAL CONTROL PIN OUT for control of auxiliary equipment Table 9 SUMMARY ALARM PINOUTS PIN Des...

Page 39: ...31 Table 10 AUDIO 1 IN PINOUTS PIN Description 1 GND 2 POS 1 3 2 3 NEG Table 11 AUDIO 2 IN PINOUTS PIN Description 1 GND 2 POS 1 3 2 3 NEG ...

Page 40: ...Table 12 J1 EXTERNAL DATA IN PIN Description A NC B RESERVED C GND D NC E NC F NC G GND H RESERVED J RESERVED A B C D E F G H J K K RESERVED Table 13 J2 EXTERNAL DC IN PIN OUTS Optional PIN Description A V DC B V DC C Return D Return ...

Page 41: ...ed Type is configured by the cable connector Jumper pins J A for NSI Jumper pins J B for MRC Table 15 ODU J5 EXTERNAL CONTROL PIN OUT PIN Description A Not Used B AUX 2 NO C AUX 2 NC D Not Used E AUX 3 NC F AUX 3 NO G Not Used H AUX 4 NO J AUX 4 NC K Not Used L AUX 1 NC M AUX 1 NO N AUX 1 C P AUX 2 C R Not Used S AUX 3 C T AUX 4 C U Not Used V Not Used ...

Page 42: ...6519 00 7 GHz C High Band 6875 7125 MHz 25 MHz CW 25 MHz CS 1 6881 00 6887 50 6894 00 2 6906 00 6912 50 6919 00 3 6931 00 6937 50 6944 00 4 6956 00 6962 50 6969 00 5 6981 00 6987 50 6994 00 6 7006 00 7012 50 7019 00 7 7031 00 7037 50 7044 00 8 7056 00 7062 50 7069 00 9 7081 00 7087 50 7094 00 10 7106 00 7112 50 7119 00 13 GHz Band 12700 13250 MHz 25 MHz CW 25 MHz CS 1 12706 25 12712 50 12718 75 2 ...

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Page 44: ...ymbols The active symbol is the period that digital information is sampled The number of bits carried in each symbol depends on the choice of modulation Modulation Modulation is the process of varying a carrier signal in order to use that signal to convey information Quadrature amplitude modulation QAM is a modulation scheme which conveys data by changing modulating the amplitude and phase of two ...

Page 45: ...ate of 7 8 means that out of the 8 bits sent there are 7 bits of real data and only 1 bit that is to catch any errors in those 7 Transmission Rates Finding the best transmission mode to suit a given situation means selecting the best compromise between modulation guard interval and code rate What follows the ETSI EN 300 744 V1 4 1 2001 01 standards for the useful bitrate Mbit s for all combination...

Page 46: ...76 10 246 10 556 9 95 11 06 11 71 12 06 2 3 9 953 11 059 11 709 12 064 11 612 12 902 13 661 14 075 13 27 14 75 15 61 16 09 3 4 11 197 12 441 13 173 13 572 13 063 14 515 15 369 15 834 14 93 16 59 17 56 18 10 5 6 12 441 13 824 14 637 15 080 14 515 16 127 17 076 17 594 16 59 18 43 19 52 20 11 16QAM 7 8 13 063 14 515 15 369 15 834 15 240 16 934 17 930 18 473 17 42 19 35 20 49 21 11 1 2 11 197 12 441 1...

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Page 48: ...gnal and modulated onto an RF carrier dB Decibel A unit for expressing the ratio of two amounts of electric or acoustic signal power equal to 10 times the common logarithm of this ratio dBm A unit for expressing the power ratio in decibel dB of the measured power referenced to one milliwatt mW Digital Transmission Digitally Modulated COFDM and others method of sending information with radio waves ...

Page 49: ...R PID The PMT PID default is 200 for BMS systems PCR PID Program Clock Reference A time stamp indicating the system time clock value when the stamped packet leaves the encoder buffer and enters the decoder buffer used to Synchronize the receiver System Time Clock STC with the transmitter STC Default is 101 for BMS systems RF Radio Frequency That portion of the Electromagnetic Spectrum that is used...

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