Tiernan TDR60, Инструкция по установке и эксплуатации

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74 01-0868-401B 12/02 Tiernan VBI Data Transmission
Remote Commands for Encoder Configuration
Teletext Commands
ATSC Closed Captions Remote Commands
Tiernan Closed Captions Remote Commands
Expanded Windows Remote Commands
Teletext Encoder Remote Commands
Remote
Command Parameter
Range
Description
TT ENABLE Off, All, Auto Configures the encoder to transmit teletext information.
Parameters are:
■
On = enables ATSC closed captioning
■
Off = does not encode any ATSC closed captioning
information (default)
Front panel command: Config>Service>VBI>CC>ATSC CC
TT DATA_ID 0 to FF Setting determines is EBU data included in the Teletext.
Values from 0x10 to 0x1F reflect EBU data.
Default: 1
TT UNIT_ID 0 to FF Unit ID defines if there are EBU Teletext sub-titles included in
the data. Data Unit ID has range from 0x00 to 0xFF. Values
are:
■
0x2 = EBU Teletext non-subtitle data is not included
(default)
■
0x3 = EBU Teletext subtitle data is included
Note : TT Unit_ID must be set to 2 or 3 for proper decoder
operations.
Remote
Command Parameter
Range
Description
VE ATSC_CC On, Off Configures the encoder to transmit ATSC closed captioning
information. Parameters are:
■
On = enables ATSC closed captioning
■
Off = does not encode any ATSC closed captioning
information (default)
Front panel command: Config>Service>VBI>CC>ATSC CC
Remote
Command Parameter
Range
Description
VE TCC On, Off Configures the encoder to transmit Tiernan closed captioning
information. Parameters are:
■
On = encodes two lines of closed captioning information per
frame (one per filed) at the expense of losing two lines of
active video (one per field)
■
Off = does not encode any closed captioning information
(default)
Front panel command: Config>Service>VBI>CC>Tiernan CC
Remote Command Parameter
Range
Description
VE VBI_PASS Off, 16_LINES,
32_LINES
Configures the encoder to transmit either 16 or 32 lines of VBI
information
■
Off – disables expanded windows mode (default)
■
16_lines – enables 16-line expanded windows mode
■
32_line – enables 16-line expanded windows mode