SMC Networks ISA3-FCP-4LB-L1 Operation Manual page 73

If the security code function is enabled, it is will be necessary to input a security code to release the
key-lock.
∗: If a key is not pressed for 30 seconds while entering the security code, function selection mode will return.
Security code changing
Press the UP or DOWN button to input the
changed security code on the main display.
For instructions on how to enter the security
code, refer to "How to input and change the
security code" on page 88.
After entry, the changed security code will flash
by pressing the SET button for 1 second.
(At this point, the changing of the security code
is not completed)
Return to the change of setting again by
pressing the UP or DOWN button.
Press the SET button to set.
[F81] Security code completed
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4 How to use
∗
Return to function selection mode.
No.PS※※-OMW0009-C