Yamaha PASC4 Owner's Manual page 32

Trip time
This displays the total riding time since it was last reset.
When you turn off the power, the data up to that point will
be saved.
To reset the trip time, press the assist mode switch (up)
and assist mode switch (down) simultaneously for 2 sec-
onds or longer when the trip time is displayed on the func-
TIP
If your bicycle speed is less than 2.0 km/h or 1.2 MPH, the
trip time will not be accumulated.
Headlight on/off
For models equipped with a headlight or taillight powered
Light indicator
by the Battery Pack, each time you press the light switch,
the headlight and taillight will turn on and off.
TIP
Display backlight operates simultaneously with the light
switch.
As the light switch is turned on or off, the display back-
light will light accordingly. For the procedure of select-
The on or off status of the headlight operates simulta-
neously with the on or off status of the light indicator.
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