Hummer 2008 H2 - Manual (Page 239)

O (Power): Press this knob to turn the radio on or off.
Turn this knob clockwise or counterclockwise to increase
or decrease the volume. Press and hold this knob for
more than two seconds to turn off the entire radio and
Rear Seat Entertainment (RSE) system and to start the
parental control feature. Parental control prevents the
rear seat occupant from operating the Rear Seat Audio
(RSA) system or remote control.
A lock symbol displays next to the clock display. The
parental control feature remains on until you press and
hold this knob for more than two seconds again, or until
the driver turns the ignition off and exits the vehicle.
f (Tune): Turn this knob to change tracks on a CD or
DVD, to manually tune a radio station, or to change clock
or date settings, while in the clock or date setting mode.
See the information given earlier in this section specific to
the radio, CD, and the DVD. Also, see “Setting the Clock”
in the index, for setting the clock and date.
©
SEEK (Previous Track/Chapter): Press the left
SEEK arrow to return to the start of the current track or
chapter. Press the left SEEK arrow again to go to the
previous track or chapter. This button might not work
when the DVD is playing the copyright information or
the previews.
SEEK
¨
(Next Track/Chapter): Press the right SEEK
arrow to go to the next track or chapter. This button
might not work when the DVD is playing the copyright
information or the previews.
s REV (Reverse): Press this button to quickly
reverse the CD or DVD at five times the normal speed.
The radio displays the elapsed time while in fast
reverse. To stop fast reversing, press this button again.
This button might not work when the DVD is playing
the copyright information or the previews.
\ FWD (Fast Forward): Press this button to fast
forward the CD or DVD. The radio displays the elapsed
time and fast forwards five times the normal speed.
To stop fast forwarding, press this button again. This
button might not work when the DVD is playing the
copyright information or the previews.
Z (Eject): Press this button to eject a CD or DVD.
If a CD or DVD is ejected, but not removed, the
player automatically pulls it back in after 15 seconds.
If loading and reading of a CD cannot be completed,
because of an unknown format, etc., and the disc fails
to eject, press and hold this button for more than
five seconds to force the disc to eject.
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