Install - gpo menu – Grass Valley Kayak HD Installation v.6.8.8 User Manual

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Kayak HD — Installation and Service Manual

119

Install Menus Reference

Install - GPO Menu

GPO Output contact closures are used by the Kayak HD system for simple
trigger control of external devices. See Installation Manual for pinout and
voltage specifications.

In this Install-GPO menu the physical properties of up to 128 GPO channels
can be adjusted.

Figure 77. Install - GPO Menu

To program a GPO, select the GPO input to program from the scrolling list
in the central pane. Then select

Modify

…

to change the parameters:

Shape:

Pulse / Static

Idle State:

open / closed

Pulse Duration:

Enter the preroll time in frames (max 255 frames)