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TROUBLESHOOTING
Battery LED Lamp Error Indications
System errors and similar warnings are indicated by the battery
LED lamps through various lighting patterns.
Troubleshooting
Error Indication Type:
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Error
indication
type
Indication
condition
Lighting pattern Recovery
System Error Communication
error with the
bicycle system
Make sure that the
cable is not loose or
improperly connected.
If the situation does not
improve, contact the
place of purchase.
Temperature
protection
An electronic
derailleur may
have been
installed in place
of a mechanical
derailleur.
Leave the battery in a
cool place away from
direct sunlight until the
internal temperature of
the battery decreases
sufciently. If the
situation does not
improve, contact the
place of purchase.
Security
authentication
error
This is displayed if
a genuine drive unit
is not connected or
if any of the cables
are disconnected.
Connect a genuine
battery and drive unit.
Check the condition
of the cables. If the
situation does not
improve, contact the
place of purchase.
: No light : Lighting up : Blinking