92
Firmware and Setting Information
Tap the Firmware and Setting button to access the Software Update and Firmware screen.
Figure 114. Access Firmware and Settings
CAUTION
DO NOT turn o power to the indoor
unit or the controller during the software
update process. Damage to indoor unit and
controller boards may occur.
IMPORTANT
After initial setup, make a back up copy
of the controller settings by following the
instructions on page 97. Store the copy on
a large capacity ash drive for permanent
storage. This ensures the controller can be
reset to initial settings if needed.