22 – English SPB 3000 D4
Troubleshooting
If the power bank malfunctions, check whether
you can solve the problem yourself by using the
following overview.
Never try to repair the power bank yourself.
If repairs are required, contact our Service
Centre or another suitable professional
repair workshop.
Problem Possible
cause
Solution
The power
bank is not
charging.
No/defec-
tive power
supply.
Check the connec-
tion.
External
devices
are not
charging.
The power
bank
battery is
empty.
Charge the power
bank battery.
No/
defective
connection
to external
device.
Check the connec-
tion.
The
charging
process
does not
start.
Press the On
button
4
.
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