SMC Networks PFCA7 Series Operation Manual page 52

•Unlocking
When the PIN code setting is OFF
The key-lock is cancelled and the device returns
to function selection mode.
Press the SET button for
at least 5 seconds but no
more than 7 seconds.
Press the UP or DOWN
button to select [Unlock].
Press the SET button.
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When the PIN code setting is ON
The key-lock is cancelled and the device returns
to function selection mode.
Press the SET button for
at least 5 seconds but no
more than 7 seconds.
Press the UP or DOWN
button to select [Unlock].
Press the SET button.
Press the UP or DOWN
and SET button to enter
the current PIN code.
Press the SET button.
Press the SET button.
No.PF※※-OMA1002