JBL On Air Wireless Owner's Manual page 12

time/day
Selecting "Time" displays the Main Time menu screen:
Use the Up, Down, Left, Right and OK buttons to adjust the following
items:
• time: Set the current time of day. You can also set the clock to
operate in the 12-hour or 24-hour mode.
• day: Set the current day of the week.
• Internet time: If you select "On," the JBL On Air Wireless will
automatically set its clock according to an Internet-based time
service. It will automatically maintain the correct time, including an
appropriate Daylight Saving Time offset. If you select "Off," the clock
will maintain the time settings that you selected using the Main Time
menu screen.
• daylight savings time: Select "On" if Daylight Saving Time is
observed where you live.
• time Zone: Select your time zone.
When you're finished making your settings, press the Right Soft (Save)
button to save your settings.
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Brightness
Selecting "Brightness" displays the Brightness Setting screen:
Use the Up, Down and OK buttons to highlight and select a display and
button brightness level.
auto: The JBL On Air Wireless will automatically adjust its display and
button brightness according to the room's ambient light conditions.
1 – 6: Selecting one of these options manually sets the display and
button brightness to the selected level. The brightness will not vary
according to ambient light conditions.
language
Selecting "Language" displays the Language Setting screen: