SMA SI 3324 Installation - Manual (Page 127)

SMA Technologie AG Updating Firmware
Installation Guide SI3324/4248-14:SE2406 Page 127
16 Updating Firmware
An update of the Sunny Island 3324/4248 firmware can be easily done at any time
by exchanging the Flash EEPROM on the controller board. The full name of these
electronic storage components is Flash-EEPROM but these are described as EPROM
in the following instructions.
Requirements for Replacing the EPROM
• A Phillips screwdriver
• EPROM with new firmware, labeled with "SI-EL Vx.xx"
(provided, x.xx identifies the firmware version)
• A PLCC tool (provided) for removing the old EPROM
All orientation information in these instructions ("top", "bottom", "left", "right") relate
to the front view of a Sunny Island 3324/4248 properly installed on the wall.
The Sunny Island 3324/4248 works with high voltages that
present particular personal danger. All work on the Sunny Island
3324/4248, especially after opening the housing, may only be
carried out by suitably qualified personnel (electricians).
Work on the Sunny Island 3324/4248 may only be carried out
when the inverter is disconnected and free of voltage! Follow all
safety instruction described in section 3 "Safety Instructions"
(Page 19).
The supplied EPROM is a component that can be destroyed by
electrostatic discharges. Only remove the component from the
protective packaging immediately before installing it and observe
the following instructions.