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11. Troubleshooting
11.1LD150S-N1/N1R/N2/N2Rtroubleshooting
Faults
Faults phenomenon
Troubleshooting
System no power
OFF/ON power switch is
ON,PV,BATTERY,LOAD
indicator OFF
Battery or PV is abnormal.
Firstly, check the connection and
status of the battery; second,
check the connection and status
of the PV.Finally, check the
ON/OFF switch.
PV no charging
PV indicator OFF, another
indicator is normal
The PV isn
’t connected or PV
charge voltage is low.
Check the connection of PV, if the
PV is changed, make sure
“+”
and
“-”of the PV.
System low
voltage warning
BATTERY 25% indicatorslowly
flashing, BATTERY 75%,50%
indicator OFF,LOAD indicator
on solid
If Battery capacity is low, the load
will be OFF, please PV charge
the battery in time.
Load no output
LOAD indicator OFF, PV and
BATTERY indicator on solid,
5V USB,LED LAMP and 12V
DC no power
Load overload or short circuit,
restart the device after
troubleshooting.
Only 5V USB no power, other
indicatorand 12V DC output
USB overload or short circuit, it
will recover output after
troubleshooting.
BATTERY 25% indicator
slowly flashing (1HZ),
BATTERY 75%,50%,LOAD
indicator OFF
The load is OFF when the battery
low voltage, please charge the
battery in time.
Battery
overvoltage
warning
BATTERY 100% indicator
flashing, other indictors is
normal
Please disconnect the PV
PV overvoltage
warning
PV indicator slowly flashing
，
BATTERY 100% indicatorfast
flashing
System
overvoltage
PV indicatorand BATTERY
100% indicator flashing, LOAD
indicator OFF
Battery is
abnormal
PV slowly flashing, BATTERY
fast flashing, LOAD indicator
on solid thenOFF
The battery is abnormal or the
battery not be connected.
Please check the connection of
the battery.
Summary of Contents for LD150S-N1
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