SAN Volume Controller 2145-DH8 ports used during service procedures
The SAN Volume Controller 2145-DH8 contains a number of ports that are only used during service procedures.
Figure 1 shows ports that are used only during service procedures.
Figure 1. SAN Volume Controller 2145-DH8 service
ports

- 1 Technician port (Ethernet)
- 2 USB 3
- 3 USB 4
- 4 USB 5
- 5 USB 6
During normal operations, none of these ports are used. Connect a device to any of these ports only when you are directed to do so by a service procedure or by an IBM® service representative.