EN
LED STATUS INDICATOR TABLE
The charger has some charging led. The charging led indicates the charging status of the connected
battery. Please refer to the following instructions:
LED
Explanation
1. When the DC output is connected in reverse, the red error led flashes once and goes
Red led
off once.
flashes
2. When the AC output is short-circuited, the red error led flashes twice and goes out
once.
Red led is
The battery is damaged when the charger is connected.
always on
Red led is
No AC input, DC output from charger connected to battery.
always on
Green led is
After the maintenance indicator turns twice, the power indicator (green) is always on.
always on
During the charging process, 25% or 50% or 75% charging led will flash slowly. This
Charging
indicates the charging status and displays the current battery capacity. When the
percentage
battery is about to be fully charged, the 100% charge led will slowly flash. When the
battery is fully charged, the 100% charge led will turn solid white. The charger can be
led light
connected to the battery indefinitely.
SAFETY
• Output short circuit protection.
• Overcharge protection.
• Reverse polarity protection: The charger has reverse polarity and short circuit protection. If a reverse
battery condition exists (error led will turn flash in red only while output leads are connected
backwards), simply unplug charger from AC power and properly remake the connections as described
in this manual.
• Internal overheat protection: Amper-Smart chargers have an internal overheat protection. The power
will be reduced if the ambient temperature is raised.
• Corrosion-resistant output connectors.
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