Yamaha PW45 Original Instructions Manual page 107

TROUBLESHOOTING
Running assist function
Symptom
The running assist
function does not
work.
The running assist
function turns off.
Power supply of external devices via USB connection
Symptom
Power is not supplied.
Check
Did the tires lock for a
few seconds?
Did you pedal while the
running assist function
was running?
Check
Is the display unit's
power on?
Is the USB version
correct?
Is the USB cable firmly
connected?
Is the USB receptacle
or USB plug terminal
dirty or wet?
38
Action
When you press the running assist
switch once, the running assist indicator
will come on for five seconds.
Press and hold the running assist switch
again while the running assist indicator
is still lit.
Remove your finger from the running
assist switch for a moment, and then
operate the running assist function
again.
Take your feet off the pedals, and remove
your finger from the running assist
switch for a moment, and then operate
the running assist function again.
Action
Press the power switch on the display
unit to turn the power on.
Use an external device that complies
with USB 2.0.
Re-connect the USB cable.
Disconnect the USB cable from the
display unit and external device. Remove
the dirt and water on the USB receptacle
and USB plug terminal and re-connect
the cable.
English - 87