Speaker; Battery; Real-Time Clock - Intel BOXDP55SB Product Manual

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. Go to page 61 for instructions 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.
Desktop Board Features
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