16
Power Down Timeout
To change the power down timeout, press the [Setup] 
key from the Welcome screen, then select Power 
Down Timeout. Use the [Up] and [Down] arrow keys 
to select the desired timeout period, then press the 
[Enter] key to set that period as the default. After a 
period of inactivity equal to the default period, the 
unit will beep, then automatically power down.