3M
™
 Advanced Systems Tester 900AST Series
12
Set Clock
Use the Set Clock setup to change the date and 
time.
Use the   key to select date, time, or a.m./p.m. 
Use the 
 and   keys to select the digit to 
change. Use the Blue keys to enter the values. Use 
the   and   keys to select a.m. or p.m. Use   
to accept the changes and return. Press
   to return 
to the Welcome Screen without making changes.
Set Beep
Use the Set Beep setup to turn the key beeps on or off.
Use the   key to toggle between on or off. Use the  
 key to return.