ServerNet Cluster 6780 Planning and Installation Guide (G06.24+, H06.03+)

Preparing a System for Installation or Migration
ServerNet Cluster 6780 Planning and Installation Guide—527301-004
4-10
Installing the Required Hardware in NonStop S-
Series Servers
Installing the Required Hardware in NonStop S-Series Servers
If MSEBs are not installed on the NonStop S-series server to be added as a ServerNet
node, you must install them before adding the node to the cluster.
Alerts
•
Before using the guided procedure to replace an SEB or an MSEB, be sure to
review the online help topic “Read This First.” This topic contains important
information about software requirements and tools you need to perform the
procedure.
•
You cannot use the guided procedure for replacing an SEB or MSEB if slots 51and
52 in the group 01 system enclosure are empty.
•
If ServerNet adapters are installed in group 01, slots 51 and 52, you cannot use the
guided procedure for replacing an SEB or MSEB. You can move the adapters to an
unused slot. Refer to the manual for each adapter, and follow the instructions to
physically remove the adapter and to delete the adapter configuration information
from the system configuration database.
Figure 4-4. Comparison of an NNA PIC and ECL PIC
vst057.vsd
NNA PIC
ECL PIC