Hardware Description and Basic Operations Storage Modules
U41840-J-Z125-7-76 67
Figure 28: Controller Module
Explanation
● PWC port: This port is not used.
● Host interface adapter (CA#0), host interface adapter (CA#1): A host interface adapter
is a board that has interface ports to connect a controller to the server.
● DI (OUT) port: This port is used to connect a controller enclosure to a storage
expansion module with a QSFP cable.
● LAN (RMT) port, LAN (MNT) port
These ports are RJ-45 connectors for LAN cables. LAN (RMT) port is not used with
ETERNUS CS800 S5.
LINK/FAULT LEDs
Host interface adapter (CA#0)
DI (OUT) port
LAN (RMT) port
LINK LEDs
ACT LEDs
LAN (MNT) port
MASTER LED
READY/FAULT LED
DI (OUT) LINKUP LED
CA#0 FAULT LED
UNIT ID LED
PWC port
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