Yamaha PW45 Originalbetriebsanleitung Seite 60

88 - English
TROUBLESHOOTING
Symptom Check
The speedometer
displays "Er".
The assist mode
indicator and battery
capacity indicator
flash rapidly
alternately.
The display unit shuts
down immediately Are the bicycle's battery
(approx. 4 seconds pack connection
later) after switching terminals dirty?
the power on.
Are you fully charging
the battery pack?
Are you using the
Traveling range has system under low-
decreased. temperature
conditions?
Is the battery pack worn
out?
The assist mode
indicators are
flashing.
Action
There could be a problem inside the
Drive Unit is malfunctioning.
Turn on the power to the display unit and
then leave it alone for 5 minutes. All
indicators will turn off automatically.
Turn the power on again.
Remove the battery pack, clean the
bicycle's terminals with a dry cloth or
cotton swab, and then install the battery
pack again.
Charge the battery pack until full (F).
Normal traveling range will be restored
when the ambient temperature rises.
Additionally, storing the battery pack
indoors (in a warm location) before use
will improve traveling range under cold
conditions.
Replace the battery pack.
These indicators will flash when the
speed sensor is unable to detect a
correct signal.
Turn off the power to the display unit and
then turn it on again, select the assist
mode and then ride for a short distance.
Also, make sure the magnet is mounted
correctly on the spokes of the wheels.
37
TROUBLESHOOTING
Running assist function
Symptom Check
The running assist
function does not
work.
Did the tires lock for a
few seconds?
The running assist
function turns off.
Did you pedal while the
running assist function
was running?
Power supply of external devices via USB connection
Symptom Check
Is the display unit's
power on?
Is the USB version
correct?
Is the USB cable firmly
Power is not supplied.
connected?
Is the USB receptacle
or USB plug terminal
dirty or wet?
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.
38
English - 89