QUANTUM ATLAS II SERIES: XP32181 SCA, XP34361 SCA, XP39100 SCA
| Interface: |
SCSI-3 80-pin |
| Size: |
3.5 in. third height (XP9100R is half height) |
| View: |
Bottom |
| SPINDLE MOTOR CONFIGURATION |
| Settings |
Pin 38 |
Pin 78 |
| Spindle motor starts on power up |
open |
open |
| Spindle motor delay enabled (Y sec. x (SCSI ID +1)) |
open |
ground |
| Spindle motor starts on command only |
ground |
open |
| DRIVE SELECTION |
| Drive ID |
ID0/pin 39 |
ID1/pin 79 |
ID2/pin 40 |
ID3/pin 80 |
| 0 |
open |
open |
open |
open |
| 1 |
ground |
open |
open |
open |
| 2 |
open |
ground |
open |
open |
| 3 |
ground |
ground |
open |
open |
| 4 |
open |
open |
ground |
open |
| 5 |
ground |
open |
ground |
open |
| 6 |
open |
ground |
ground |
open |
| 7 |
ground |
ground |
ground |
open |
| 8 |
open |
open |
open |
ground |
| 9 |
ground |
open |
open |
ground |
| 10 |
open |
ground |
open |
ground |
| 11 |
ground |
ground |
open |
ground |
| 12 |
open |
open |
ground |
ground |
| 13 |
ground |
open |
ground |
ground |
| 14 |
open |
ground |
ground |
ground |
| 15 |
ground |
ground |
ground |
ground |
| CONNECTIONS |
| Function |
Location |
| Drive active LED |
pin 77 |
| Spindle sync connection |
pin 37 |
| MISCELLANEOUS TECHNICAL NOTES |
a) The 80-pin SCA connector is configured with a
special cable that provides the appropriate signals to the desired pins.
b) SCA drives do not provide TERMPWR, active termination or write
protect.
c) Pins not mentioned are unidentified. |
QUANTUM ATLAS II XP32275S, XP34550S, XP39100S
QUANTUM ATLAS II XP32275D, XP34550D, XP39100D
| Interface |
Ultra SCSI, Fiber Channel |
| Size |
3.5 in. quarter height |
| View |
Top |
| DRIVE SELECTION - J3 |
| SCSI ID |
Jumper 1 |
Jumper 2 |
Jumper 3 |
Jumper 4 |
| 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 |
| Spindle motor starts on power-up |
J3/jumper 6 |
closed |
| Spindle motor starts on command only |
J3/jumper 6 |
open |
| Active termination enabled |
J3/jumper 7 |
closed |
| Active termination disabled |
J3/jumper 7 |
open |
| Write protect disabled |
J3/jumper 10 |
closed |
| Write protect enabled |
J3/jumper 10 |
open |
| Stagger spin |
J3/jumper 11 |
Unidentified |
| Narrow mode enabled |
J3/jumper 12 |
closed |
| Wide mode enabled |
J3/jumper 12 |
open |
| Synchronous negotiation disabled |
J3/jumper 13 |
closed |
| Synchronous negotiation enabled |
J3/jumper 13 |
open |
| SCSI parity check disabled |
J3/jumper 14 |
closed |
| SCSI parity check enabled |
J3/jumper 14 |
open |
| Unit attention disabled |
J3/jumper 15 |
closed |
| Unit attention enabled |
J3/jumper 15 |
open |
| Customize |
J3/jumper 16 |
unidentified |
| Note: The exact purpose and settings of J3/jumper 11 and
J3/jumper 16 are unidentified. "D" revisions of these drives to not support
active termination. J3 pin 14 supplies logical ground for "D" versions of
these drives. |
| TERMINATION POWER SELECTION |
| Setting |
J7 |
| TERMPWR supplied by drive |
closed |
| TERMPWR supplied by SCSI interface |
open |
| CONNECTIONS |
| Function |
Label |
Function |
Label |
| Not used |
J3/pin 9 |
Busy LED |
J3/pin 17 |
| Fault LED |
J3/pin 10 |
+5 VDC |
J3/pin 18 |
| Spindle Synch |
J3/pins 15 & 16 |
|
|
| OPTION CONNECTOR CN1 PINOUT |
| Function |
Label |
Function |
Label |
| ID 0 |
CN1/pin 1 |
Fault LED out |
CN1/pin 7 |
| ID 1 |
CN1/pin 2 |
Logic ground |
CN1/pin 8 |
| ID 2 |
CN1/pin 3 |
Logic ground |
CN1/pin 9 |
| ID 3 |
CN1/pin 4 |
Busy LED out |
CN1/pin 10 |
| Enable termination |
CN1/pin 5 |
Logic ground |
CN1/pin 11 |
| +5 VDC out |
CN1/pin 6 |
Reserved for future use |
CN1/pin 12 |
| DIAGNOSTIC LED(S) |
| LED |
Significance |
| LED1 |
busy LED |
| LED2 |
fault LED |