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IBM-AUSTRIA - PC-HW-Support 30 Aug 1999 |
Expansion Unit Option Switches (Netfinity EXP15 - 3520)
Expansion Unit Option Switches
The expansion unit has three types of ID numbers:
| Drive SCSI IDs |
Identifies each drive in the expansion unit. |
| | |
| Tray ID |
Identifies each expansion unit |
| | |
| SAF-TE chip SCSI ID |
System-management SCSI Accessed Fault Tolerant |
| |
Enclosure processor. |
Switch settings are as follows:
- Option Switches
- Switch 1 off (default)
Bus 1 and 2 as Single Bus 1, accessing all ten drives
(IDs 0-4 and 8-12).
- Switch 1 on
Bus 1 and Bus 2 accessing 5 drives each.
Bus 1 accessing IDs 0-4
Bus 2 accessing IDs 0-4
NOTE: Option Switches 2-5 must be set to the Off
(down) position.
Errors might occur if these switches are set to the on position.
- Tray Number Switch
- Identifies each expansion unit 0-9.
- SAF-TE chip SCSI ID
- internal SCSI ID numbers 14 and 15.
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