User manual

IRD-2900 Series
Professional Integrated Receiver Decoders
Scopus Documents (p/n 100793) Page 3-45
• VITS (VERTICAL INTERVAL TEST SIGNALS) PARAMETER
When the VBI Vertical Interval Test Signals (VITS) parameter is
selected, the following screen is displayed:
VITS 1-2-4-2-3
1 Source INTERNAL
2 Line1 17
3
Line2 18
When selecting the Source option, the following screen is displayed:
Source
1
DISABLE
2{ INTERNAL
The available options are:
• DISABLED – VITS is disabled.
• INTERNAL – The IRD inserts the VITS signal in accordance with ITU-T
standard J. 63.
When selecting the Line 1 option, the following screen is displayed:
Line1
17
<00 - 23>
When selecting the Line 2 option, the following screen is displayed:
Line2
18
<00 - 23>
The VITS signal is inserted differently if using PAL or NTSC. When
selecting PAL, VITS signals are inserted to lines 17 and 18 and to lines
330 and 331. When selecting NTSC, VITS signals are inserted to line 17-
field 1 and line 17-field 2. The IRD enables the insertion of VITS signals to
lines 17 and 18 as well as to any other line between 0 and 23.