HP ProLiant ML350 G4 Server - Manual (Page 82)

82 HP ProLiant ML350 Generation 4p Server User Guide
Hot-Plug Hard Drive SCSI Cable
The SCSI cable shown is included with the server. The SCSI cable connects the
hot-plug drive cage to the SCSI controller. The hot-plug hard drive cage has
built-in termination.
Simplex Hot-Plug SCSI Cabling
In the simplex cabling configuration, an optional PCI array controller or
embedded primary SCSI controller controls up to six hard drives through one
SCSI bus.
CAUTION: Secondary SCSI controller is not recommended in
simplex mode.