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Chapter: Connectors
3.2.2 DVI/HDMI
The CB1056 provides a second DVI interface which is realized as a 2x9pin header (Molex 87831-1820,
mating connector e.g. Molex 0791098658-ND). Analog VGA is not available on this connector. However, an
HDMI device can be connected. This connector and the DVI-D connector cannot be used simultaneously.
Pinout 2x9pin connector DVI/HDMI:
Description
HDMI panel detected
SMBus clock (DDC)
5 volt supply
ground
DVI data 0 -
DVI data 0 +
ground
DVI data 2 -
DVI data 2 +
page 24
Name
Pin
HPD_SINK
1
SCL_SINK
3
VCC
5
GND
7
TMDS_D0#
9
TMDS_D0
11
GND
13
TMDS_D2#
15
TMDS_D2
17
Name
2
N/C
4
SDA_SINK
6
GND
8
TMDS_CLK# DVI clock -
10
TMDS_CLK DVI clock +
12
GND
14
TMDS_D1#
16
TMDS_D1
18
GND
Beckhoff New Automation Technology CB1056
Back Panel Connectors
Description
reserved
SMBus dat (DDC)
ground
ground
DVI data 1 -
DVI data 1 +
ground
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