Hyundai HLT-3272 Owner's Manual page 34

3
Press the PR+/- button to select ON TIME and then
press the VOL(+) button.
Press the PR+/- button to select time and PR, VOL, ON/OFF.
Press the ENTER button.
4
Press the PR+/- button to select AUTO SLEEP and then
press the VOL(+) button.
Press the PR+/- button to select ON/OFF.
Press the ENTER button.