Seagate ST11900W/WD/WC, ST12400W/WD/WC manual See

Models: ST12400W/WD/WC ST11900W/WD/WC

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Hawk 2 (Wide bus) Family Install Guide, Rev. C 25

Drive with HDA up, PCB down,

Pin 1

SCSI I/O

viewed from front

 

End

 

 

Connector

HDA

Pin 1

J6

 

 

 

 

 

Drive Front

J1-SCSI I/O

 

 

 

J6

 

 

 

See

Figure

[2]SCSI ID = 0 SCSI ID = 1

SCSI ID = 2

SCSI ID = 3

SCSI ID = 4

SCSI ID = 5

SCSI ID = 6

SCSI ID = 7

[3]

SCSI ID = 8

SCSI ID = 9

SCSI ID = 10

SCSI ID = 11

SCSI ID = 12

SCSI ID = 13

SCSI ID = 14

SCSI ID = 15

Alternate

 

A3 A2 A1A0

+5V

 

Ground

Useage:

 

11 9

7

5

3

1

 

[4]

J1-Auxiliary

 

 

 

J1-DC Power

 

 

 

Connector

 

 

J2

 

 

 

J2

 

 

 

 

 

Pin 1

 

 

 

 

 

 

Jumper

R

 

 

 

 

 

Positions

E

D M W

P

T

T

T

S

S E P

E

E

P

P

Reserved

 

 

 

 

 

 

Delay

 

 

 

 

 

[2]

Motor Start

 

 

 

 

 

 

 

 

 

 

 

Enable

 

 

 

 

 

[2]

Motor Start

 

 

 

 

 

 

Write Protect

 

 

 

 

 

 

Parity Option

 

 

 

 

 

 

Enable

 

 

 

 

 

[5]

Terminators

 

 

 

 

 

 

 

 

 

 

 

Term. Power

 

 

 

 

 

[5]

from Drive

 

 

 

 

 

 

 

 

 

 

 

Term. Power

 

 

 

 

 

[6]

to SCSI Bus

 

 

 

 

 

Term. Power

 

 

 

 

 

[5]

from SCSI Bus

 

 

 

 

 

Position A

3b

150 Ω 1/8W

 

Busy

SSP

150 Ω 1/8W

Vendor Unique

 

150 Ω 1/8W

 

External Fault

 

Connections to drive ID switching circuits in host equipment

Dashed area is optional user circuitry external to the drive

Figure 3a. Drive configurator Hawk 2 family ST12400W/WD model (Wide bus) family

Page 27
Image 27
Seagate ST11900W/WD/WC, ST12400W/WD/WC manual See