ASRock 775Dual-VSTA User Manual - Page 25

2.10 HDMI_SPDIF Header Connection Guide HDMI (High-Definition Multi-media Interface) is an all-digital audio/video specification, which provides an interface between any compatible digital audio/ video source, such as a set-top box, DVD player, A/V receiver and a compatible digital audio or video monitor, such as a digital television (DTV). A complete HDMI system requires a HDMI VGA card and a HDMI ready motherboard with a HDMI_SPDIF header connected. This motherboard is equipped with a HDMI_SPDIF header, which provides SPDIF audio output to HDMI VGA card, allows the system to connect HDMI Digital TV/projector/LCD devices. To use HDMI function on this motherboard, please carefully follow the below steps. • Step 1. Install the HDMI VGA card to the PCI Express Graphics slot on this motherboard. For the proper installation of HDMI VGA card, please refer to the installation guide on page 19. Step 2. Connect the black end (A) of HDMI_SPDIF cable to the HDMI_SPDIF header (HDMI_SPDIF1, yellow, see page 11, No. 23) on the motherboard. Make sure to correctly connect the HDMI_SPDIF cable to the motherboard and the HDMI VGA card according to the same pin definition. For the pin definition of HDMI_SPDIF header and HDMI_SPDIF cable connectors, please refer to page 24. For the pin definition of HDMI connectors, please refer to the user manual of HDMI VGA card vendor. Incorrect connection may cause permanent damage to this motherboard and the HDMI VGA card. Step 3. Connect the white end (B or C) of HDMI_SPDIF cable to the HDMI connector of HDMI VGA card. (There are two white ends (2-pin and 3-pin) on HDMI_ _SPDIF cable. Please choose the appropriate white end according to the HDMI connector of the HDMI VGA card you install. Currently, the HDMI connector of HDMI VGA card with ATI chip is 3-pin (C), and the HDMI connector of HDMI VGA card with other vendor's chip is 2-pin (B).) Step 4. Step 5. white end (2-pin) (B) white end (3-pin) (C) Please do not connect the white end of HDMI_SPDIF cable to the wrong connector of HDMI VGA card or other VGA card. Otherwise, the motherboard and the VGA card may be damaged. For example, this picture shows the wrong example of connecting HDMI_SPDIF cable to the fan connector of PCI Express VGA card. Please refer to the VGA card user manual for connector usage in advance. Connect the HDMI output connector to HDMI device, such as HDTV. Please refer to the user manual of HDTV and HDMI VGA card vendor for detailed connection procedures. Install HDMI VGA card driver to your system. 25