Adtec Duet User Manual
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Adtec Duet User Manual

Mpeg 2 digital commercial inserter keypad manual
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DUET
INTRODUCTION
ADTEC's DUET MPEG 2 Commercial Inserter represents over six years of experience and a culmination of two prior
generations of MPEG 2 decoding and commercial insertion technology. The DUET incorporates all the required cue
tone detection; scheduling, verification, audio and video switching and other associated requirements to perform
broadcast quality MPEG 2 commercial insertion. ADTEC is pleased to offer the DUET to the commercial insertion
market and is confident that it will provide years o f maintenance free broadcast quality MPEG 2 commercial
insertion.
Duet
(Front View)
A
B
C
D
Identifier
Description
A
Recessed Reset switch. Must be held for one second to initiate reset.
B
Power LED, illuminates when AC power is applied to unit.
C
Video LED, illuminates during video playback.
D
Drive LED, illuminates during either SCSI or IDE host controller activity.
E
Link LED, illuminates when the electrical 10 Base T Ethernet connections are
made correctly to a hub or server.
F
Busy LED illuminates when Ethernet activity occurs.
G
Drive bay
H
DUET Insertion Module
Duet
(Rear View)
3/22/00
ADTEC, Inc.
VERSION 4.0
E
F
V4.0-1
MPEG 2 DIGITAL INSERTER
G
KEYPAD
H
USA

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  • Page 1 MPEG 2 DIGITAL INSERTER INTRODUCTION ADTEC’s DUET MPEG 2 Commercial Inserter represents over six years of experience and a culmination of two prior generations of MPEG 2 decoding and commercial insertion technology. The DUET incorporates all the required cue tone detection; scheduling, verification, audio and video switching and other associated requirements to perform broadcast quality MPEG 2 commercial insertion.
  • Page 2 Distribution KEY PAD The DUET provides for simple, intuitive configuration and status through the front panel Key Pad and LCD display. A PC running ADTEC’s Symphony in Windows 95, 98 or NT4.0 is required for detailed configuration and scheduling. DUET KEY PAD and LCD 3/22/00 V4.0-2...

  • Page 3: How To Use The Keypad

    5) Press the ESC key to return to the main menu. MENUS Main, End Insert, NetSets, Source, Audio Level, The DUET menus are as follows: Log Settings, Date & Time, Serial Port, UNIT Name, Network Name, Network Channel, CBD Network, Host Mode, EMT Setting, DUP Drive.

  • Page 4: Menu Tree

    KEYPAD DUET VERSION 4.0 MPEG 2 DIGITAL INSERTER MENU TREE Main Menu (Duet Status) End Insert, Press Enter Trigger Net1 Press Enter Test Break Press Enter To Add NET Settings Mode Days On Time On Time Off Start Tones Start GPI...

  • Page 5: Menu Functions

    KEYPAD DUET VERSION 4.0 MPEG 2 DIGITAL INSERTER Date and Time Date- mm/dd/yyyy, Weekday, hh:mm:ss, Daylight Savings (DS in field is on and a blank field equals NO DS) PC Serial Port Settings (Baud, Data, Stop, Parity) Modem Presets (Modem strings)
  • Page 6 KEYPAD DUET VERSION 4.0 MPEG 2 DIGITAL INSERTER Main Menu Messages Message Description xxxxxxxxx Pre Rolling (x represents Spot ID) xxxxxxxx PreRoll xxxxxxxx ON yyyy (x represents Spot ID and y represents the Network xxxxxxxx ON yyyy Name). Displayed on the top row during an insert.

  • Page 7: Net Settings

    Adds an Inventory Break in the last position (Break 500) of the Break Settings (Schedule). This sets up a Run Of Schedule (Inventory) scheduled event to allow the DUET to either be tested or run the drives inventory. NOTE: You must have a Net Setting.
  • Page 8 2. This limits the maximum input voltage to 1 V peak to peak. In the event of a power loss to the DUET the active –6 dB termination is disabled and the receiver will see the 600-Ohm load on the modulator.

  • Page 9: Log Settings

    Logs the resets. DATE & TIME The DUET keeps accurate time once it has been set. A lithium battery maintains accurate time and date information during power failures. The battery can provide for many years of accurate time backup. The DUET has the ability to adjust for Daylight Savings if the option is set to YES.

  • Page 10: Serial Port

    Note: If more than one DUET is connected to a PC or modem (via a daisy chain connection), all the Duet’s must have identical PC SERIAL PORT settings.
  • Page 11 MPEG 2 DIGITAL INSERTER MODEM Presets The Duet has several modems that we recommend for use. These modems have their initialization strings pre-loaded. If you are using any of the modems listed below, select the model modem from the list. The initialization string will be automatically set and sent to the modem.

  • Page 12: Network Name

    An example of a DUET Name might be CNN. The factory default name for each DUET unit is “DUET”. If the default name is not changed and multiple DUET units are daisy chained together to a computer or modem, there will be no way to individually communicate with a specific Each DUET must have a unique unit name! unit in the chain.

  • Page 13: Host Mode

    Narrow (N) or Wide (W) band. Note: If the cue tones are audible or connected to the rear of the DUET via the DTMF input, set the CBD to “DISABLED”. This prevents the possibility of the internal demodulator picking up noise and possibly miss-cueing the system.
  • Page 14 MPEG 2 DIGITAL INSERTER EMT Level The Ethernet Multicast Transfer (EMT) is a proprietary protocol designed by ADTEC for high-speed distribution of files. EMT resides at the physical layer of the Ethernet Protocol and operates by multicasting files from a designated solicitor to all subscribers on the network. The solicitor will accomplish this by using one of two modes.

  • Page 15: Half Duplex Mode

    KEYPAD DUET VERSION 4.0 MPEG 2 DIGITAL INSERTER Half Duplex Mode The solicitor is set to Half Duplex Mode by placing a 0 in the Renewal digit of the EMT Setting. When operating in half duplex mode the solicitor will continuously multicast every file in its directory. There will be a three second pause between each file transmission.
  • Page 16 KEYPAD DUET VERSION 4.0 MPEG 2 DIGITAL INSERTER Grouping allows the units to be divided into multiple groups using the Group digit of the EMT Setting. For a solicitor to communicate with a subscriber they must both have the same group number or one must have a group number of zero.
  • Page 17 JAZ drive is used to update files. The spots are copied from an encoder to a JAZ disc and carried (Sneaker-Net) to the remote Jaz drive connected to the DUET Solicitor. Upon insertion of the new JAZ disc the automatic copy process will copy the new file to the Solicitors Hard Drive. Automatic overwrite is handled by the most current file date.
  • Page 18 (Auto range 70-240 VAC input) Ethernet and External SCSI 2 or IDE drive expansion port. Network Audio in/out, Cue In, Tally out and Auxiliary Audio/Video in. RS422A. Used internally by the DUET motherboard. ***************************Warning: DO NOT CONNECT************************* Parallel. Used internally by the DUET motherboard.
  • Page 19 KEYPAD DUET VERSION 4.0 MPEG 2 DIGITAL INSERTER Exploded DUET Audio/Cue/Auxiliary/Tally IO Connector Description Network audio out. If monaural audio is used, make certain the output connections match the input. IE. If the left side is used for in use the left side for out. 600-Ohm output impedance.

  • Page 20: Communications Port

    Technical Communications Port The DUET supports an RS232 communications loop. The IN is provided to make a direct connection to a PC communications port. The THRU is provided to communicate with additional devices, there is no limitation to the number of devices that can be connected to a single PC Communications port. The default baud, data,...

  • Page 21: Modem Adapter

    KEYPAD DUET VERSION 4.0 MPEG 2 DIGITAL INSERTER Modem Adapter DB25M to RJ-11 DB25 Male DB25 Function RJ-11 RJ-11 Function Notes Ground Transmit Receive Short 4 to 5 and 20 inside 25 pin housing Short to 4 and 5 inside...
  • Page 22 KEYPAD DUET VERSION 4.0 MPEG 2 DIGITAL INSERTER Channel Cue Directory DUET DTMF TIME PRE- WEGENER AGILE CHANNEL WEBSITE ADDRESS PHONE MODULATION TYPE TONE SENT AVAIL ROLL TYPE CARD DEMOD Vary A&E www.aande.com 212/210-9714 6.8 MHz Wideband 807*/# 1 minutes...
  • Page 23 KEYPAD DUET VERSION 4.0 MPEG 2 DIGITAL INSERTER DUET DTMF TIME PRE- WEGENER AGILE CHANNEL WEBSITE ADDRESS PHONE MODULATION TYPE TONE SENT AVAIL ROLL TYPE CARD DEMOD 1 minute 2 COURT TV www.courttv.com 212/973-3346 6.2 MHz Wideband 138*/# 8 seconds DTMF 1716...
  • Page 24 KEYPAD DUET VERSION 4.0 MPEG 2 DIGITAL INSERTER DUET DTMF TIME PRE- WEGENER AGILE CHANNEL WEBSITE ADDRESS PHONE MODULATION TYPE TONE SENT AVAIL ROLL TYPE CARD DEMOD 19KHz www.mtv.com 212/258-8409 5.8 MHz Wideband :50 1 minute 8 seconds 19KHz 1712...

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