Setting the Activation Interval for Sleep Mode (Power-saving Feature)
This setting is used to set how long it should take until the machine goes into sleep mode (the state in which the power-saving feature is working) when no output data is received and no operations are performed for a continued length of time.
Press MENU.
Press ▼ several times to display the screen shown below.
Press ▶ once, and then press ▼ several times to display the screen shown below.