Doremi HDG-20 - Manual (Page 12)

Genlock is a software option that can be purchased through your dealer. A utility is provided that
can be used with an authorization code to enable Genlock support. If Genlock is enabled on
your unit you will have access to:
 Mode: On or Off
 Input: This is a display only selection that shows the Sync Input video format.
 H Trig: Sets the horizontal trigger value. Holding down the UP or DOWN buttons will
cause the value to change faster and faster. The number is a pixel indication and can be
moved from – half line to + half line. You don’t need to hit ENTER for this value to
change.
 V Trig: Sets the vertical trigger value on lines.
 Inv Fields: On or Off. This parameter can be used to invert the field polarity of the
output.
The genlock input can accept any of the following signals:
 NTSC: For NTSC and all 29.97 and 59.94 FPS HD formats
 PAL: For PAL and all 25 and 50 FPS HD formats
 1080i-29.97: For NTSC and all 29.97 and 59.94 FPS HD formats
 1080i-25: For PAL and all 25 and 50 FPS HD formats
 1080i-23.98: For 2K and all 23.98 FPS HD formats
 1080i-30: For all 30 and 60 FPS HD formats
 1080i-24: For 2K and all 24 FPS HD formats
3.9 05 ANC DATA
Ancillary data can be used to embed metadata in the HD-SDI stream. Audio, Timecode, closed
caption, etc. are all embedded in the ancillary data space.
 CC: Enables the closed caption on the ancillary data. The message output by the HDG-
20 is “Doremi” underlined followed by “HDG-20”. CC is compliant with CEA- 608 /
SMPTE 334 and is placed on VANC data line 12. The HDG-20 also supports CEA-708 /
SMPTE 334 closed caption as a paid option, it includes 608 caption packets and caption
services 1 through 6.
 TC: Enables timecode on the ancillary data. For NTSC, 720p-59.94, 1080i-29.97 and
1080p-29.97, you can also decide if the timecode is drop or non-drop. For HD formats
embedded LTC is compliant with SMPTE Standard RP-188. Timecode starts at 0 every
time you change this selection or when it reaches 24 hours. The HDG-20 outputs LTC
and VITC.
 VANC: Enables the VANC counter that adds 1, 2, 3 or 4 packets to the ancillary data.
For more information on the packet content, refer to the VANC Counter Appendix at the
end of this manual.
3.10 06 SYSTEM
The SYSTEM menu can be used to show the current firmware version, save current settings to
flash, reset factory defaults, etc.
 Version: Displays the current version number
HDG.OM.000248.DRM Page 12 of 24 Version 1.6
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