IEC15000294 V1 EN-US
Figure 55: PCM600 output window indicating deactivation of Central
Account Management in the IED
5.3.4 Deactivation of Central Account Management on local HMI
GUID-A3829B79-FB89-4575-9D5C-C28EBCDD24CD v1
In case of wrong configuration of CAM and Certificates, there is a possibility to
disable Central Account Management and delete the loaded certificates in the IED.
This can be done from recovery menu option. To enter this menu, the IED must be
rebooted and a specific key combination must be pressed on the LHMI during the
IED boot sequence.
1. Switch off the power supply to the IED and leave it off for one minute.
2.
Switch on the power supply to the IED and press and hold down
and
until the Maintenance Menu appears on the LHMI (this takes around 20-60s).
3.
Navigate down and select Recovery Menu and press or .
IEC12000168 V4 EN-US
Figure 56:
4.
Enter PIN code 8282 and press
IEC13000036 V4 EN-US
Figure 57:
5.
Select Delete Certificates and Disable CAM and press
or
Section 5 1MRK 511 399-UEN B
Central Account Management
62 670 series 2.2 IEC
Cyber security deployment guideline
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