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38
Shimano Total Electric Power System
33
Battery
Symptom
Cause / Possibility
Remedy
All the five battery level
indicators stay on.
The battery level indicators do not show
battery levels when the battery is
connected to the bicycle. Battery levels are
shown during charging.
It is not a sign of a malfunction.
The battery quickly loses its
charge.
The battery may be at the end of its service
life.
Replace the battery with a new one.
The battery cannot be
recharged.
Is the power plug of the charger securely
inserted into the electrical outlet?
Disconnect and then reconnect the power
plug of the charger, and then repeat the
recharging operation.
If the battery still cannot be recharged,
contact the place of purchase.
Is the recharging plug of the charger
securely inserted into the battery?
Disconnect and then reconnect the
recharging plug of the charger, and then
repeat the recharging operation.
If the battery still cannot be recharged,
contact the place of purchase.
Are the connection terminals of the charger
or the battery dirty?
Wipe the connection terminals with a dry
cloth to clean them, and then repeat the
recharging operation.
If the battery still cannot be recharged,
contact the place of purchase.
The battery does not start
recharging when the
charger is connected.
The battery may be at the end of its service
life.
Replace the battery with a new one.
The battery and charger are
becoming hot.
The temperature of the battery or charger
may exceed the operating temperature
range.
Stop recharging, wait for a while and then
recharge again. If the battery is too hot to
touch, it may indicate a problem with the
battery. Contact the place of purchase.
The charger is warm.
If the charger is being used continuously to
charge batteries, it may become warm.
Wait a while before using the charger
again.
The LED on the charger
does not illuminate.
Is the recharging plug of the charger
securely inserted into the battery?
Check the connection for any foreign
objects before reinserting the charging
connector. If there is no change, contact
the place of purchase.
Is the battery fully charged?
If the battery is fully charged, the LED on
the battery charger turns off, but this is not
a malfunction. Disconnect and then
reconnect the power plug of the charger,
and then repeat the recharging operation.
If the LED on the charger still does not
illuminate, contact the place of purchase.
The battery cannot be
removed.
Contact the place of purchase.
The battery cannot be
inserted.
Contact the place of purchase.
Fluid is coming out from the
battery.
Contact the place of purchase.
An abnormal odor can be
detected.
Stop using the battery immediately and
contact the place of purchase.
Smoke is coming out from
the battery.
Stop using the battery immediately and
contact the place of purchase.