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3.2.3 Overlay Input Card
The overlay input card has an input connector that can be used to integrate digital graphical data with the data
from the SBC. Input can be any graphical data with the appropriate timing and resolution. In particular the over-
lay input card can be used to configure the system for redundant operation, please see section
operation.
Connectors
The overlay input card provides a DVI-I connector to insert digital data and a D15 connector to insert an external
time code (LTC or VITC) or genlock source for synchronization.
1
connector LTC, VITC or genlock (D15)
2
input connector (DVI-I) for digital graphic data
3
green LED – DVI input active
4
green LED – active genlock
The green LED [3] on the left indicates, if a signal for the background is active. The green LED [4] on the right
indicates, if a genlock, LTC or VITC signal is active.
Order
The overlay input card is inserted on the right side of the single board computer (looking from back on the H
C
) leaving exactly one empty slot between itself and the slot plate of the single board computer.
OMPACT
Barco – Hydra Compact – R5976568 – Revision 12 – May-2005
____________________________________________________________________________________________________
3. Getting started
4.3 Redundant
Ports of the overlay input card OVL IPU/3
Figure 3-6
YDRA
3-8
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