How to analyze possibly faulty modules ?

[Alex_Europe]

Hello.
How to analyze or run diagnostics for some modules that remain unpowered and/or do not boot ?
Maybe broken, can be anything. Any special code ? Procedure ?
Thanks !!!

[devnull]

I have no clue :-/ i guess that knowledge is only at the repair center/factory

[Alex_Europe]

Will send in RMA, no way to recover.
Tnx

FRI JUL 23 15:19:48 2083 IPC-DIAG info priv_ipctOpenConnection: CONNECTING to 7f020201:10001
FRI JUL 23 15:19:48 2083 IPC-DIAG info priv_ipctOpenConnection: connect failed, errno 67
FRI JUL 23 15:19:48 2083 IPC-DIAG info priv_ipctOpenConnection: CONNECTING to 7f020301:10001
FRI JUL 23 15:19:48 2083 IPC-DIAG info priv_ipctOpenConnection: connect failed, errno 67
FRI JUL 23 15:19:48 2083 IPC-DIAG info priv_ipctOpenConnection: CONNECTING to 7f020801:10001
FRI JUL 23 15:19:49 2083 IPC-DIAG info priv_ipctOpenConnection: CONNECTING to 7f020201:10001
FRI JUL 23 15:19:49 2083 IPC-DIAG info priv_ipctOpenConnection: CONNECTING to 7f020301:10001