Desktop Board Features

Onboard VR and CPU LEDs

In addition to the standby power indicator (see Figure 3), the Desktop Board contains two other LEDs (see Figure 5):

The VR LED (Figure 5, A) indicates an elevated temperature in the processor voltage regulator circuit that could affect performance.

The CPU LED (Figure 5, B) indicates an elevated temperature on the processor that could affect performance.

Figure 5. Location of the VR and CPU LEDs

Speaker

A speaker is mounted on the Desktop Board. The speaker provides audible error code (beep code) information during the Power-On Self-Test (POST). Refer to Appendix A for a description of the board’s beep codes.

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Intel DX48BT2 manual Onboard VR and CPU LEDs, Speaker