Quantum atl 7100 Installation Instruction

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Appendix A  SCSI Cabling Options
Two-Wire SCSI Configuration (Default)
Quantum|ATL 7100 Series Facilities Planning and Installation Guide
37
Two-Wire SCSI Configuration (Default)
1
This configuration connects the robotics controller, Drive 0, and 
Drive 1 on one SCSI channel (interface). The second SCSI channel 
is configured for drive 2 and drive 3 (see 
The first channel from the host controller connects to the rear panel 
connector labeled 
SCSI PORT 1
 on the back of the unit and 
externally terminates at the connection labeled 
SCSI PORT 2
. The 
second SCSI channel from the host connects to the connector 
labeled 
SCSI PORT 3 
and externally terminates at the rear panel 
connector labeled 
SCSI PORT 4
.
Note:
This is the default configuration of the library as shipped 
from the factory. The external SCSI terminators are 
provided in the accessories kit, but they are not shipped 
installed on the rear panel.