Intel WX58BP Product Guide - Page 23

Board Features WAKE# Signal Wake-up Support When the WAKE# signal on the PCI Express bus is asserted, the computer wakes from an ACPI S1, S3, S4, or S5 state. ENERGY STAR* Capable In 2007, the US Department of Energy and the US Environmental Protection Agency revised the ENERGY STAR requirements. Intel worked directly with these two governmental agencies to define the new requirements. Currently Intel boards are capable of meeting the new ENERGY STAR requirements depending upon system configuration. For information and recommendations concerning the new ENERGY STAR requirements, go to the following link: http://www3.intel.com/cd/channel/reseller/asmo-na/eng/337748.htm. Onboard VR and CPU LEDs The Intel® Workstation Board WX58BP contains the following two LEDs (Figure 4) that indicate the status of the board's voltage regulation circuitry and the processor:  The CPU LED (Figure 4, A) indicates an elevated temperature on the processor that could affect performance.  The VR LED (Figure 4, B) indicates an elevated temperature in the processor voltage regulator circuit that could affect performance. Figure 4. Location of the VR and CPU LEDs 23