Press F2 and F4 at the same time.
Enter the master terminal password followed by enter.
Press the far left purple button once.
Press number 3 for clock.
date adjustment
Press the number 3 again for edit date.
Key in the new date.
Press enter.
The terminal will now display the adjusted date.
Press enter again.
time adjustment
Press number 2 for edit time.
Enter the time (24 hour format).
Press enter.
The terminal will now display the adjusted time.
Press enter again.
Press the red key twice.
Press the number 3 to restart the terminal.