Honda 2006 Civic Hybrid Online Reference Owner's Manual page 122

Main Menu Table of Contents
Setting the Clock
To set the time, press the CLOCK
(AM/FM or AM) button until you
hear a beep, then release the button.
The displayed time begins to blink.
Change the hour by pressing the H
(preset 1) button until the numbers
advance to the desired time. Change
the minute by pressing the M
(preset 2) button until the numbers
advance to the desired time.
Press the CLOCK button again to
enter the set time.
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You can quickly set the time to the
nearest hour. If the displayed time is
before the half hour, pressing the
CLOCK button until you hear a beep,
then pressing the R (preset 3) button
sets the clock back to the previous
hour. If the displayed time is after
the half hour, the clock sets forward
to the beginning of the next hour.