Server User Manual

Note -
In the case of a dual power feed, connect the power cords in their original positions by
referring to the record that you made before the start of maintenance.
XSCF>
diagxbu -y -b 00 -t 01
Note -
In the case of a dual power feed, connect the power cords in their original positions by
referring to the record that you made before the start of maintenance.
16.6.2 Inactive/Cold maintenance
1.
Connect all the power cords to the power supply unit of the crossbar box
requiring maintenance.
For details, see "6.5.1 Installing the power cord."
2.
Execute the diagxbu command to diagnose the crossbar cables.
Diagnosis is performed when the system board of the chassis connected with the
crossbar cables is not incorporated into the physical partition, or when the
physical partition into which the chassis is incorporated is powered off.
The example below specifies the following:
00: BB-ID of the chassis to start the diagnosis
01: BB-ID of the destination where the chassis to start the diagnosis is connected
(You can specify one or more of these.)
To specify multiple connection destination BB-IDs, enter a command like
"diagxbu -y -b 00 -t 01 -t 02".
3.
Power on the physical partition requiring maintenance.
For details, see "6.3 Powering On the Physical Partition Requiring Maintenance."
4.
Close the rack door.
16.6.3 System-stopped maintenance
1.
Connect all the power cords to the power supply unit of the crossbar box
requiring maintenance.
For details, see "6.5.1 Installing the power cord."
2.
Return to the operation of the XSCF firmware replacefru command to confirm
that the crossbar unit has been incorporated into the system.
For details, see "6.1 Incorporating an FRU into the System with the replacefru
Command."
3.
Execute the diagxbu command to diagnose the crossbar cables.
Chapter 16 Maintaining the Crossbar Units of the Crossbar Box 305