OG-ROI Series openGear card v1.6 7
www.aja.com
Simplified Block Diagram
Figure 1. OG-ROI Converter/Scaler, Simplified Block Diagram
Reference
Input
3-Pin
Analog Audio
Connectors
Input
Pass-Thru Path
Free Run
Audio Delay
Audio ADC
8 CH
SRC
Processed
SDI Output
HDMI/DVI
Video Input
OG-ROI Model
Input and Output
Connectors:
Embedder
OG-ROI-DVI
DVI-D
Connector
OG-ROI-HDMI
HDMI
Connector
Unprocessed
Video Output
Sync Stripper
Interlacer
FRC/Genlock
Deinterlacer
Keyer
ROI Scaler
Matte Gen
HDMI/DVI/
SDI Output
Control
DashBoard
openGear and AJA
openGear is an open-architecture, modular frame system designed by Ross
Video and supported by a diverse range of terminal equipment manufacturers,
including AJA. Ross Video manufactures the frames, power supplies and network
cards for openGear. AJA is a reseller of the openGear frames.
AJA Video is a leading manufacturer of video interface technologies, converters,
digital video recording solutions and professional cameras, bringing high-
quality, cost-effective products to the professional, broadcast and post-
production markets. AJA products, including openGear cards, are designed and
manufactured at our facilities in Grass Valley, California.
I/O Connections
OG-ROI-HDMI
Figure 2. I/O Connections for the OG-ROI-HDMI Converter/Scaler
SDI Output
BNC (J1)
HDMI Input
Reference
Input
BNC (J2)
(inactive)
(inactive)
HDMI Output
Analog Audio
Input L
Analog Audio
Input R
(inactive)
HDMI Input
Connects to your computer or single-link source device.