Figure 10. Scsi Daisy-Chain Interface Cabling - Seagate ST32151N Product Manual

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54
"N" Model
Drive
[6]
SCSI ID 1
SCSI ID 0
[1]
Closed end type 50 pin connector used. Install terminator enable (TE) jumper plug.
[2]
Open end type (in-line application) connector used. Terminators disabled.
[3]
Host need not be on the end of the daisy-chain. Another device can be on the end with the terminator, the
host having no terminator.
[4]
Total interface cable length must not exceed that specified in Section 9.6.3.1 (including host adapter/initi-
ator).
[5]
SCSI ID7 has highest arbitration priority, ID0 has lowest for "N" models. For "W" models, priority is ID 7 to
ID 0, then ID 15 to ID 8. (ID8 very lowest).
[6]
Last drive on daisy-chain.
[7]
Open end type 68 pin connector used. Terminators disabled. If end device, closed end type 68 pin con-
nector used. Install terminator enable (TE) jumper plug.
Figure 10.
SCSI Daisy-chain interface cabling
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"W" Model
Drive
[1]
2 through 6 SCSI devices
(or 15 for "W" models [4]
[2]
[2]
Hawk 2XL Product Manual, Rev. B
[7]
Pin 1
(check your
adapter for Pin 1 location)
SCSI ID 7 [5]
[1]
Host Adapter
PCB
[3]

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