4-48AcerAltos 21000 System Guide4.9 Date and TimeThe real-time clock keeps the system date and time. After setting thedate and time, you do not need to enter them every time you turn onthe system. As long as the internal battery remains good(approximately seven years) and connected, the clock continues tokeep the date and time accurately even when the power is off.The following screen appears if you select Date and Time from themain menu:Date and Time Page 1/1Date .............................. [www mmm dd, yyyy]Time .............................. [xx:xx:xx]↑↓ = Move Highlight Bar, → ← = Change Setting, F1 = Help