Epson M2140 User Manual page 17

You see this screen:
4. Select Sleep Timer and press the OK button.
You see this screen:
5. Press the left or right arrow button to move the cursor and press the up or down arrow button to
adjust the number of minutes of inactivity before the product enters sleep mode. Then press the OK
button.
6. Press the home button to exit.
Parent topic: Using Power Saving Settings
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