Seagate ST423451N/W/WD Computer Drive User Manual


 
Elite 23 Installation Guide, Rev. A 23
Figure 3d. Multiple-drive connection to host adapter
Host 
Adapter
PCB
Pin 1
(check your adapter
for Pin 1 location)
“W” Model
Drive
“WD” Model
Drive
SCSI ID 1
*SCSI ID X
(or last drive)
*“X” means up to ID15 or the 
maximum allowable number 
of devices on the SCSI bus. 
See Table 1.
Terminator
Module
SCSI ID 0
SCSI ID 7
Additional
SCSI devices
Note: Do not mix 
“W” and “WD” 
model drives on 
the daisy chain.