Previous Table of Contents Next

 

HEWLETT-PACKARD COMPANY

HP C3324A 044, HP C3325A 044, HP C3724WC, HP C3725WC

Device Type Hard Drive
Interface SCSI-2 Wide/Differential with SCA
Size 3.5 in. third height
View Bottom

DRIVE SELECTION
SCSI ID J2/pins 17 & 18 J2/pins 19 & 20 J2/pins 21 & 22 J2/pins 23 & 24
0 open open open open
1 open open open closed
2 open open closed open
3 open open closed closed
4 open closed open open
5 open closed open closed
6 open closed closed open
7 open closed closed closed
8 closed open open open
9 closed open open closed
10 closed open closed open
11 closed open closed closed
12 closed closed open open
13 closed closed open closed
14 closed closed closed open
15 closed closed closed closed

 
USER CONFIGURABLE SETTINGS
Function Label Position
Write protect - disabled J2/pins 1 & 2 open
     Write protect - enabled J2/pins 1 &2 closed
SCSI mode is SCSI-2 J2/pins 1 & 3 open
     SCSI mode is SCSI-1 J2/pins 1 & 3 closed
     SDTR message - disabled J2/pins 5 & 6 open
     SDTR message - enabled J2/pins 5 & 6 closed
     Unit attention - disabled J2/pins 5 & 6 open
     Unit attention - enabled J2/pins 5 & 6 closed
Factory configured - do not alter J2/pins 13 & 14 closed
Note: The LED driver may be connected across J2/pins 7 & 8, or driven from the SCA connector, but not both.

 
SPINDLE MOTOR SELECTION
Setting J2/pins 9 & 10
Spindle motor starts on power-up closed
     Spindle motor starts on command only open

 

HITACHI CORPORATION

HITACHI DK-315C-10M, DK-315C-11, DK-315C-14, DK-325C-57

Interface: SCSI
Size: 3.5 in. Half Height - DK-315C
3.5 in. Third Height - DK-325C

DRIVE CONFIGURATION
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

 
SPINDLE SYNC CONTROL - JP2
Function Jumper 1 Jumper 2
Spindle Sync disabled closed closed
     Spindle Sync enabled closed open
     Slave mode enabled open closed

 
USER CONFIGURABLE SETTINGS
Function Location Setting
Spindle motor starts on power-up JP2/jumper 3 closed
     Spindle motor starts on command only JP2/jumper 3 open
SCSI parity check enabled JP2/jumper 4 open
     SCSI parity check disabled JP2/jumper 4 closed
SCSI termination enabled JP3/jumper 3 closed
     SCSI termination disabled JP3/jumper 3 open
Spindle Sync. termination enabled JP3/jumper 4 closed
     Spindle Sync. termination disabled JP3/jumper 4 open

 
TERMINATION POWER SETTINGS - JP3
Function Jumper 1 Jumper 2
TERMPWR supplied by drive closed open
TERMPWR supplied by SCSI interface pin 26 open closed

 
MISCELLANEOUS TECHNICAL NOTES
All other jumpers are factory configured - do not alter.

 

HITACHI DK511-3, DK511-5

Interface: ST506/412
Size: 5.25 in. full height
View: Bottom

DRIVE CONFIGURATION
Drive Number JP68/jumper 1 JP68/jmuper 2 JP68/jumper 3 JP68/jumper 4
0 closed open open open
     1 open closed open open
     2 open open closed open
     3 open open open closed

 
USER CONFIGURABLE SETTINGS
Function Location Setting
The following setting is only for PCB Rev. 3 - JP70 is a two-pin jumper, JP182A is not available
General reset signal is not available JP70 open
     General reset signal is available JP70 closed
The following setting is for PCB Rev. 4 and later - JP70 is a three-pin jumper
General reset signal is not available JP70 pins 1 & 2 closed
     General reset signal is available JP70 pins 2 & 3 closed
Write protect and Write protected signals not available on the interface JP113/pins 2 & 9
JP117/pins2 & 3
closed
closed
       Write protect and Write protected signals available on the interface JP113/pins 1 & 2
JP117/pins 2& 5
closed
closed
LED enabled JP182A pins 1 & 2 closed
     LED disabled JP182A pins 2 & 3 closed

 
MISCELLANEOUS TECHNICAL NOTES
All other jumpers are factory configured - do not alter.

 
Previous Table of Contents Next