IBM 7012 G Series, Service Manual

Page: 57 / 264

Using SystemGuard
2-27
2. Enter
1
to select the slot number. The system displays:
SLOT# [1–6 (Internal Bus) | or x: exit]
Enter your choice. The displayed location code is updated.
Note: Bus choice is not available on 7012 systems.
3. Enter
2
to select the SCSI identification number. The system displays:
SCSI ID [0–F or x: exit]
Enter your choice. The displayed location code is updated.
4. Enter 3 to select the logical unit identification number (LUN ID). The system displays:
LUN ID [0–F (8 bit bus) | 00–1F (16 bit bus) or x: exit]
Enter your choice. The displayed location code is updated.
5. Enter
5
to begin the boot. The system leaves the maintenance environment and boots
from the specified SCSI device.
Another method of changing the SCSI Boot Device location code is to select
4
from the
BOOT FROM SCSI DEVICE menu. This method allows you to change the SLOT #, SCSI
ID, and the LUN ID simultaneously. When you make this selection, the system displays:
ENTER LOCATION CODE
(Drawer – Bus#/Slot# – Connector – SCSI ID/LUN):
Enter the new location code in the form AA–BB–CC–DD, where AA is the drawer
number, BB is the bus and slot number, CC is the connector, and DD is the SCSI
identifier and logical unit identifier.
Note: Bus choice is not available on 7012 systems.
Enter
5
to begin the boot. The system leaves the maintenance environment and boots from
the specified SCSI device.