After the reboot of the device, the ALARM LED is ‘on’ due to a deliberate distortion of the parameter checksum which initializes the desired cold restart automatically.

Please read out the corresponding entries in the monitoring signal memory
(‘MiCOM Px3x / Operation / Operating data rec. / MT_RC / Mon. signal record.’):
Use the right arrow button to read all the entries.

In order to switch off the ALARM LED please clear the monitoring signal memory
(‘MiCOM Px3x / Operation / Control and Testing / MT_RC / Reset recording’):
Oper/CrtlTest/MT_RC
Reset recording
2

Please enter the input mode, change the value to ‘execute’:
Oper/CrtlTest/MT_RC
Reset recording
2
Execute

and press the ENTER key. The number of entries in the monitoring signal memory will be ‘0’ now and the ALARM LED will go ‘off’:
Oper/CrtlTest/MT_RC
Reset recording
0

Released for: Schneider Electric India