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SEAGATE TECHNOLOGY INC.

SEAGATE MARATHON 130SL, 170SL, 210SL, 260SL, 340, 455, 520

SEAGATE ST9051A, ST9052A, ST9077A, ST9080A, ST9096A, ST9100A, ST9100AG, ST9140AG, ST9144A, ST9145A, ST9145AG, ST9150AG, ST9190AG, ST9235A, ST9235AG, ST9240A, ST9240AG, ST9295AG, ST9300AG, ST9385AG, ST9550AG, ST9655AG

Interface: IDE (44 pin)
Size: 2.5 in. fifth height (some models are 0.75, some are 0.5 high)
View: Bottom

DRIVE CONFIGURATION
Selection JP1 JP2
Single drive only open open
     Master drive in a two drive system when slave is a Seagate drive open closed
     Slave drive in a two drive system when master is a 2.5 Seagate drive closed open
Note: do not jumper both JP1 & JP2 at the same time. This position is reserved for factory use.

 

SEAGATE ST11200N, ST11200ND, ST11201N, ST11201ND, ST11700N, ST11700ND, ST11900N, ST11900ND, ST12400N, ST12400ND, ST1830N, ST1950N, ST1980N, ST1980ND, ST3500N, ST3600N, ST3600ND, ST3610N, ST3610ND, HAWK 1, HAWK 2 (VER. 1)

Interface: SCSI-2
Size: 3.5 in. half height (ST1xxxN)
3.5 in. third height (ST3xxxN)
View: Bottom

DRIVE SELECTION - J5
Drive Number Jumper 1 Jumper 2 Jumper 3
0 open open open
1 closed open open
2 open closed open
3 closed closed open
4 open open closed
5 closed open closed
6 open closed closed
7 closed closed closed

 
DRIVE SELECTION - J5
Drive Number Jumper 1 Jumper 2 Jumper 3
0 open open open
1 open open closed
2 open closed open
3 open closed closed
4 closed open open
5 closed open closed
6 closed closed open
7 closed closed closed
Note: This table applies to ST1980N, ST11200N, and ST3500N/ST3600N with PCB# 75782480 only. Use the table on the previous page for any other PCB#.

 
CONNECTIONS
Purpose Location
External Spindle Sync J6/pins 5 & 6
Hard drive active LED J6/pins 3 & 4

 
USER CONFIGURABLE SETTINGS
Function Location Setting
Drive termination enabled J2/jumper 3 closed
     Drive termination disabled J2/jumper 3 open
SCSI parity check disabled J2/jumper 4 open
     SCSI parity check enabled J2/jumper 4 closed
Write protect disabled J2/jumper 5 open
     Write protect enabled J2/jumper 5 closed
Spindle motor starts on power-up J2/jumper 6 open
     Spindle motor starts on command only J2/jumper 6 closed
Spindle motor delay disabled J2/jumper 7 open
     Spindle motor delay enabled (IDx 12 sec.) J2/jumper 7 closed
Factory configured - do not alter J2/jumper 8 open

 
TERMINATION POWER SETTINGS
Function J2/jumper 1 J2/jumper 2 J2/pins 2 & 4
TERMPWR supplied by drive to drive open closed N/A
     TERMPWR supplied by drive to SCSI pin 26 closed open N/A
     TERMPWR supplied by drive to drive and SCSI pin 26 closed closed N/A
TERMPWR is not connected to drive or SCSI bus open open N/A
TERMPWR supplied by SCSI pin 26 to drive N/A N/A closed

 
MISCELLANEOUS TECHNICAL NOTES
a)  Spindle motor starts on power-up and spindle motor start delay enabled are mutually exclusive.
b)  SCSI ID may also be set using J6/jumpers 4, 5, and 6.
These jumpers perform the same function and are mutually exclusive with J5/jumpers 1, 2, and 3.

 

SEAGATE BARRACUDA 1 (VER. 2), BARRACUDA 2 (VER. 3), ST11950W, ST11950WD, ST12550W, ST12550WD

Interface: SCSI-2
Size: 3.5 in. half height
View: Top

DRIVE CONFIGURATION - J5
Drive Number Jumper 1 Jumper 2 Jumper 3 Jumper 4
0 open open open open
1 closed open open open
2 open closed open open
3 closed closed open open
4 open open closed open
5 closed open closed open

 
DRIVE CONFIGURATION - J4
Drive Number Jumper 1 Jumper 2 Jumper 3 Jumper 4
6 open closed closed open
7 closed closed closed open
8 open open open closed
9 closed open open closed
10 open closed open closed
11 closed closed open closed
12 open open closed closed
13 closed open closed closed
14 open closed closed closed
15 closed closed closed closed

 
TERMINATION POWER SETTINGS
Function J01
TERMPWR supplied by drive * pins 1 & 2 closed
     TERMPWR supplied by SCSI bus pins 2 & 4 closed
     TERMPWR supplied to SCSI bus * pins 1 & 3 closed
     TERMPWR supplied to SCSI bus and drive * pins 1 & 3, 2 & 4 closed
Note: * These settings are valid for single-ended drives only ("W" models).

 
USER CONFIGURABLE SETTINGS
Function Location Setting
Write protection disabled J4/jumper 1 open
     Write protection enabled J4/jumper 1 closed
Delay motor start disabled J4/jumper 2 open
     Delay motor start enabled (target ID x 10 sec.) J4/jumper 2 closed
Spindle motor starts on power-up J4/jumper 3 open
     Target waits for start unit command from SCSI host J4/jumper 3 closed
Parity check enabled J4/jumper 4 open
     Parity check disabled J4/jumper 4 closed
Factory configured - do not alter J4/jumper 5 closed
Drive terminators disabled * J4/jumper 6 open
     Drive terminators enabled * J4/jumper 6 closed
Note: * These settings are valid for single-ended drives only ("W" models).

 
CONNECTIONS
Function Location
Remote LED connector J5/jumper 5
Spindle sync J5/jumper 6

 
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