RNG KIT-STCS100D, Owner'S Manual

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8
Charge Controller LEDs
Charging Indicator
The green LED indicator will turn on whenever sunlight is available for battery charging.
Under normal charging conditions, the green charging LED will stay on at all times.
Color Indication Operating State
Green On solid Charging
Table 1 Charging LED indicators
Fault Indicator
When the following cases occur the fault indicator will be flashing red:
Solar module

Over-current

Error while trying to measure the voltage

Reverse-protection MOS-I short

MOS-C short

MOS-I or MOS-C disconnection

MOS break in control section
Charging LED
Indicator
Fault
LED Indicator