Product Manual

FAULT CODES
If there is a fault with the MiniBoostPRO set-up that prevents the battery
from charging, the red fault LED will illuminate and flash a code to describe
the fault (Table 5).
Note: the solid green LED may or may not be on in addition to the red
flashing LED if there is a fault. The type of fault will only be indicated by the
red flashing LED.
Table 5: Fault Codes Flashing Sequence
FAULT
FLASHING
SEQUENCE
SOLUTION
No source and
secondary battery
voltage <12.1V
Red Single
Flash
Battery requires charging, connect the
MiniBoostPRO to auxiliary and/or solar
source to begin battery charging
Secondary battery
voltage <8V
Red Flash x2
Secondary battery is not connected or
replace with a healthy battery with voltage
between 8 -14V.
Secondary battery
voltage >15V
Red Flash x3
Secondary battery is overcharged or not a
12V battery. Check power connections to
MiniBoostPRO
Auxiliary input
voltage >15V
Red Flash x4
Check primary input source with suitable
servcie provider.
Solar input voltage
>25V
Red Flash x5
Check the solar panel’s open circuit voltage
is between 9 and 25V
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