
13
ALARM MESSAGES ON LCD SCREEN
1. Over Temperature
Smart charger has exceeded safe temperature limit.
2. Reverse Polarity
Battery is connected in reverse polarity (only shows when mains power is connected).
3. Open Circuit
Battery is not connected or is faulty (only shows when mains power is connected).
4. Low Battery
Battery voltage is low (less than 10.5V). The Battery Box screen will switch off after 5 minutes however the
discharge process will continue if you leave a device connected. The Battery Box cannot disconnect your
device.
5. Check Battery
Battery won’t reach 12.8V within 25 hours or the battery may have a problem e.g. may be heavily sulphated
or have a faulty cell. This alarm may be triggered if the battery is being used to power a device and is being
charged at the same time, in which case the battery is OK.
6. Low Input Voltage
Input voltage is below limit required to power charger.
Alarm Messages on the LCD Screen