5-7
5.3
Connection of Disk Array Unit as Additional Unit
This section describes the procedure of installing the disk array unit itself additionally.
The following describes a sample connection when a single disk array unit is
installed additionally in a system containing another disk array unit.
For the actual expansion job and system configuration, contact your service
engineer of the maintenance service representative with expert knowledge on the
disk array unit.
To make any of the sample connections, you need to connect two host bus adapters connected with the
host system and two FC switches.
Six LC-LC cables (or six SC-SC cables and four FC conversion cables) are necessary for connecting
the FC switch and host bus adapters.
a) If the host bus adapter connectors and FC switch connectors are of "LC" type
FC switch
FC cable (LC-LC cable)
FC cable (LC-LC cable)
FC cable (LC-LC cable)
FC switch