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8. Fan Speed Adjustment
To adjust the fan speed of 4×4 cm cooling fans in the front of the NA221A-G3,
remove Netstor enclosure’s outer casing. At the bottom part of the PCB
board that is beneath the 4×4 cm cooling fan, there is an SW2 fan speed
switch with labels “Off”, “Low”, and “High”. The default setting is set at Low for
the low fan speed. Users can choose to set at Off for disabling the fan, or to
set at High for the high fan speed according to their application situation.
Switch Label
OFF
Low (Default)
High