Examples Of Cabling Wide And Narrow External Scsi Devices - Adaptec 2940UW User Manual

SCSI Card 2940UW Pro User's Reference
Examples of Cabling Wide and Narrow External SCSI
Devices
All host adapter SCSI termination is set to Automatic in SCSISelect.
68-pin to 50-pin Adapter
50-pin
Cable
Narrow
Narrow
Device Device
(Terminated)
Figure 11. Connecting Narrow and Wide External SCSI Devices
50-pin Cable
Narrow
Device
(Terminated)
Figure 12. Connecting Narrow External SCSI Devices
68-pin to
50-pin Adapter
(ACK-68P-50P-E)
50-pin Cable 50-pin Cable
Narrow Narrow
Device Device
(Terminated)
Figure 13. Connecting Narrow External SCSI Devices
and Internal Narrow and Wide SCSI Devices
Note:
If correct 68-pin to 50-pin adapter is not used,
incorrect termination could occur and hang the SCSI bus.
24
(ACK-68P-50P-E)
50-pin 68-pin
Cable Cable
Wide Device
68-pin to 50-pin Adapter
(ACK-68P-50P-E)
50-pin Cable
Narrow
Device
68-pin to
50-pin Adapter
(ACK-68P-50P-IU)
68-pin Ribbon Cable
Narrow
Device
SCSI Card
2940UW Pro
SCSI Card
2940UW Pro
SCSI Card
2940UW Pro
Narrow
Wide Device
Device
(Terminated)