Intel Desktop Board DX58OG Product Guide
28
CPU and VR Hot LEDs
The following red LEDs (see Figure 6) indicate the status of the processor and the
board’s voltage regulation circuitry:
• The CPU LED (Figure 6, I) indicates an elevated temperature on the
processor that
could affect performance.
• The VR LED (Figure 6, J) indicates an elevated temperature in the pro
c
essor voltage
regulator circuit that could affect performance.
SATA Drive Activity LED
The blue Mass Storage LED (Figure 6, H) indicates activity of hard drives connected to
the IOH and the discrete SATA controller on the board.
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.
Battery
A battery on the Desktop Board keeps the values in CMOS RAM and the clock current
when the computer is turned off and disconnected from AC power. Go to page 56 for
in
structions on how to replace the battery.
Real-Time Clock
The Desktop Board has a time-of-day clock and 100-year calendar. The battery on the
Desktop Board keeps the clock current when the computer is turned off.
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