Kontron KTG41/ATXu, Руководство пользователя

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KTD-00781-A KTG41 family Page 25 of 78
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3.4 Display connector
The KTG41 provides onboard Analogue CRT interface. Additionally the KTG41 provides support for ADD2
cards through the onboard PCI Express x16 connector, with extension capability for support of DVI, LVDS,
VGA, HDMI/UDI, TV-Out, etc.
If a PCI Express x16 Graphics add-on card is used, the onboard Graphics controller (GMA X4500) is
disabled.
3.4.1 CRT Connector (CRT)
Note
Pull
U/D
Ioh/Iol Type Signal PIN Signal Type Ioh/Iol
Pull
U/D
Note
6 GND PWR - -
/75R * A0 RED 1 11 NC - - -
7 GND PWR - -
/75R * A0 GREEN 2 12 DDCDAT IO TBD 2K2
8 GND PWR - -
/75R * A0 BLUE 3 13 HSYNC O TBD
9 5V PWR - - 1
- - - NC 4 14 VSYNC O TBD
10 GND PWR - -
- - PWR GND 5 15 DDCCLK IO TBD 2K2
Signal Description - CRT Connector:
Pin Signal Description
1 RED Analogue output carrying the red colour signal to the CRT. For 75 Ohm cable impedance.
2 GREEN Analogue output carrying the green colour signal to the CRT. For 75 Ohm cable impedance.
3 BLUE Analogue output carrying the blue colour signal to the CRT. For 75 Ohm cable impedance.
4 NC No Connection
5-8 GND
9 5V This 5V supply is fused by a 1.1A resettable fuse.
10 GND
11 NC No Connection
12 DDCDAT Display Data Channel Data. Used as data signal to/from monitors with DDC interface.
13 HSYNC CRT horizontal synchronization output.
14 VSYNC CRT vertical synchronization output.
15 DDCCLK Display Data Channel Clock. Used as clock signal to/from monitors with DDC interface.