S155 G2 Smart Charger Manual

Charger Errors

Backlight Low, Medium, High

Volume Off, Low, Middle, High

Completion Tone Single or Repeat

Language Select language

Auto Charge On or Off

System Self-Checking

Initiates a charger self check. Do not connect a battery to the output port

while self check is running

System Information View the charger’s ﬁrmware version

Back Return to the home screen

Smart Settings

Auto Storage Select to run Auto Storage function with a delay between 12 and 240 hours

Charge Current Change the default charge current for your Smart battery

Charge Voltage Select the charge voltage for your Smart battery

Storage Voltage Select the storage voltage for each cell

Battery History Provides number of battery cycles, battery temp and production date

Fault Log

Provides a list of faults, including over-voltage, under-voltage or over-temperature,

and the date of exception

Battery Update Update Smart battery ﬁrmware if an update is available

Back Return to the home screen

The Smart selection is available if a Smart battery is connected. Smart settings include:

If the charger displays an error, follow the on-screen prompts to remedy the error. If necessary,

disconnect the battery from the output and balance ports, disconnect the power supply, and restart the

charger. If there is still an error perform a “self-test” found in the System Settings menu.

To upgrade the ﬁrmware on your S155 charger use a standard USB cable to connect the charger (USB

Input port) to your PC or laptop. The latest ﬁrmware available for download and instructions are listed

under the manuals and support tab on the S155 product page at SpektrumRC.com or Horizonhobby.com.

System Settings