Mitsubishi PAC-SF44SRA Instruction Book page 18

This controller's own address will flicker for two seconds.
Carry out steps 6-1-1 to 6-1-2 from the state shown above.
(4) Cancel the initial setting mode.
• After setting the group and the interlocked unit, hold down the FILTER and LOUVER
switches simultaneously for two or more seconds.
• Save the group setting information and interlocked unit setting information, etc., with this
step, and then carry out system startup communication. The Group Setting/Monitor Screen
will open when completed. (Refer to step (2))
Do not turn the power OFF during system startup communication (while "H1" is flickering).
(The group setting information, etc., will not be saved in the memory if the power is
turned OFF.)
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