Bose LIFESTYLE DVD Operating Manual page 57

SYSTEM CONTROLS
0
a _
b®
0
Guide
O
Exit
Below this button on your remote, there is one of two symbols.
Depending on which symbol (a or b, left) appears on your remote, the
following applies:
When a video source is selected, changes between a 4:3 screen display
ratio and 16:9 widescreen display. This requires a TV that provides that
function. Your remote must also be set up to control the TV.
or
When the TV is selected as source, enters the Teletext mode.
Works in conjunction with colored FastText buttons on the remote.
Note: For instructions on how to switch functionality of your remote from screen ratio
to Teletext capabilities (or the reverse), refer to "Remote control options" on page 31.
Enters or exits the Settings menu for the current source.
Enters or exits the System menu.
Enters or exits the menu of the DVD disc that is currently loaded.
Enters the main menu of your cable or satellite box, VCR, or DVR
(a digital video recorder) or another video recording device, if the remote
is set to control it.
Displays an electronic program guide (if your TV, cable, satellite box or
VCR/DVR provides this feature) when the remote is set up to control such
components.
Exits the Settings and System menus.
Exits on-screen menus for TV, cable, satellite box, or VCR/DVR
(if the remote is set up to control such components).
Tunes the FM/AM radio up or down to the next frequency.
Selects the next or previous item in a menu list.
Confirms the selection of a menu item.
Moves up, down, left, or right in a menu or screen.