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Front Panel I/O and Control Boards Intel® Server Platform
SR6850HW4 TPS
Revision 1.0
Intel order number D23151-001
86
Figure 32. Front Panel I/O Board Block Diagram
8.1.2 Architectural Overview
The Front Panel I/O Board provides three main functions for the platform. The first function is to
provide filtered video and USB signals to the front panel connector. The second is to provide a
speaker. The third is to provide a system NMI button.
Functional blocks are as follows:
USB ports
- External front control panel connector for three USB 2.0 ports
- Filtering for the USB signals
- Bulk capacitance and fused power for USB ports
Video connector
- External front control panel 15-pin VGA connector
- Required safety fusing and EMI filtering
Speaker
- Audible beep-code and alarm speaker
NMI button