Position (listed in IOA
assignment order)
Possible failing
component DSA (BBBBCcbb) Unit address
D18 Optical 0001-20-00 610700FF
Addresses — Models 830, SB2 System Unit with FC 9074 Base I/O Tower
For use by authorized service providers.
Use the address to find the location. Then go to “Locations — Models 830, SB2 System Unit with FC 9074
Base I/O Tower” on page 260, to find additional information.
Table 1. IOP, IOA, and device address information for Models 830, SB2 System Unit with FC 9074
Base I/O Tower
Position Possible failing
component
DSA (BBBBCcbb) Unit address
Note: IOA and device
DSA’s will not follow the
rules below if the IOA is
manually reassigned after
IPL.
CB1 Service Processor 0001-70-00 FFFFFFFF
C01 IOP 0001-10-00 FFFFFFFF
C02 Communication, workstation
IOA
0001-10-00 E2FFFFFF
C03 Storage IOA 0001-10-00 4FFFFFFF
C04 Storage IOA The IOA has the same DSA
as the first IOP found in the
following list: C03, C01.
6FFFFFFF
C04 Communication, workstation
IOA
The IOA has the same DSA
as the first IOP found in the
following list: C03, C01.
E6FFFFFF
C05 (IXS capable position) IOP yyyy-10-00 FFFFFFFF
C06 (empty if IXS in C05) Storage IOA yyyy-10-00 2FFFFFFF
C06 (empty if IXS in C05) Communication, workstation
IOA
yyyy-10-00 E2FFFFFF
C07 IOP yyyy-13-00 FFFFFFFF
C07 Storage IOA yyyy-10-00 3FFFFFFF
C07 Communication, workstation
IOA
yyyy-10-00 E3FFFFFF
C07 IXS attached IOA yyyy-10-00 E003FFFF
C09 IOP yyyy-14-00 FFFFFFFF
C09 Storage IOA yyyy-10-00 4FFFFFFF
C09 Communication, workstation
IOA
yyyy-10-00 E4FFFFFF
C09 IXS attached IOA yyyy-10-00 E004FFFF
C10 Storage IOA The IOA has the same DSA
as the first IOP found in the
following list: C09, C07,
C05.
6FFFFFFF
332 Hardware (Remove and Replace; Part Locations and Listings)