Honda Civic Owner's Manual page 173

If you are playing a PC card, press
the top ( ) of the CH button to
advance to the next file. Press the
bottom ( ) to go back to the
previous file.
In MP3 or WMA mode, you can use
the seek function to select folders.
Press and hold the top ( ) of the
CH button until you hear a beep, to
skip forward to the first file of the
next folder. Press the bottom ( ) to
skip backward to the previous folder.
Remote Audio Controls, Playing an Optional Audio Unit
Auxiliary Input Jack
The auxiliary input jack is
underneath the accessory power
socket on the front panel. The
system will accept auxiliary input
from standard audio accessories.
When a compatible audio unit is
connected to the jack, press the AUX
button to select it.
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