Seagate BARRACUDA 36 ST136475LW/LC User Manual

Page 29

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Barracuda 36 Installation Guide, Rev. B

27

[1] Closed end type 68 pin connector used. Terminator required.
[2] Open end type (in-line application) connector used. No terminator.
[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 ANSI

Standard X3T10/1142D (including host adapter/initiator). The cable
length restriction limits the total number of devices allowed.

[5] SCSI ID7 has highest arbitration priority. For “LW” models, priority is

ID7 to ID0, then ID15 to ID8 (ID 8 very lowest).

[6] Last drive on the daisy chain.

Figure 3b. Multiple-drive connection to host adapter

Host

Adapter

PCBA

Pin 1

(check your

adapter for Pin 1 location)

SCSI ID 1

SCSI ID 0

SCSI ID 7

Additional
SCSI devices

Note. Do not mix drives operating
single-ended with drives
operating differential on the
daisy chain.

SCSI ID X

(or last drive)

[4]

[2]

“LW” Model

Drive

[3]

[3]

[1]

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