IBM iSeries 270 Service Manual page 371

Position Possible failing item
D29 Disk unit
D30 Disk unit
D31 Disk unit
D32 Disk unit
D33 Disk unit
D34 Disk unit
D35 Disk unit
D36 Disk unit
D37 Disk unit
D38 Disk unit
DSA (BBBBCcbb)
The disk unit has the same DSA as the IOA
attached to the internal cable labelled "R-2".
The disk unit has the same DSA as the IOA
attached to the internal cable labelled "R-2".
The disk unit has the same DSA as the IOA
attached to the internal flat ribbon cable.
The disk unit has the same DSA as the IOA
attached to the internal flat ribbon cable.
The disk unit has the same DSA as the IOA
attached to the internal flat ribbon cable.
The disk unit has the same DSA as the IOA
attached to the internal flat ribbon cable.
The disk unit has the same DSA as the IOA
attached to the internal flat ribbon cable.
The disk unit has the same DSA as the IOA
attached to the internal flat ribbon cable.
The disk unit has the same DSA as the IOA
attached to the internal flat ribbon cable.
The disk unit has the same DSA as the IOA
attached to the internal flat ribbon cable.
Unit address
x20600FF (where x is the
same as the first
character of the
xFFFFFFF IOA Unit
Address)
x20700FF (where x is the
same as the first
character of the
xFFFFFFF IOA Unit
Address)
x00100FF (where x is the
same as the first
character of the
xFFFFFFF IOA Unit
Address)
x00200FF (where x is the
same as the first
character of the
xFFFFFFF IOA Unit
Address)
x00300FF (where x is the
same as the first
character of the
xFFFFFFF IOA Unit
Address)
x00400FF (where x is the
same as the first
character of the
xFFFFFFF IOA Unit
Address)
x00500FF (where x is the
same as the first
character of the
xFFFFFFF IOA Unit
Address)
x10300FF (where x is the
same as the first
character of the
xFFFFFFF IOA Unit
Address)
x10400FF (where x is the
same as the first
character of the
xFFFFFFF IOA Unit
Address)
x10500FF (where x is the
same as the first
character of the
xFFFFFFF IOA Unit
Address)
Analyze hardware problems
359