IEC12000170-4-en.vsdx
IEC12000170 V4 EN-US
Figure 29:
Turn off Authority
6. Select
OK
to turn off the authority and press
.
IEC12000169-4-en.vsdx
IEC12000169 V4 EN-US
Figure 30:
Confirm selection
7. Press
to continue the startup sequence, (now the authority is temporarily
disabled until next reboot of the IED).
To cancel the operation in any step, press
.
Open PCM600 and start the IED Users tool.
•
Remove the faulty user
•
Create a new user with the same access rights
•
Write the user management settings to the IED
The IED perform a reboot, new settings are activated and the authority system is
enabled again.
The Maintenance Menu is only available on the Local HMI. The
purpose of this menu is to have a way to recover in the field at
different situations. The recovery menu is also protected with a 4–
digit PIN code, fixed for all IEDs.
Avoid unnecessary restoring of factory IED default setting (
Revert
to IED defaults
), since all parameter settings earlier written to the
IED are overwritten with factory default values.
1MRK 511 454-UEN A
Section 6
Local HMI use
GMS600 1.3
41
Cyber security deployment guideline
