IBM iSeries 270 Service Manual page 369

Position Possible failing item
D09 Disk unit
D10 Disk unit
D11 Disk unit
D12 Disk unit
D13 Disk unit
D14 Disk unit
D15 Disk unit
D16 Disk unit
D17 Disk unit
D18 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 cable labelled "L-1".
The disk unit has the same DSA as the IOA
attached to the internal cable labelled "L-1".
The disk unit has the same DSA as the IOA
attached to the internal cable labelled "L-1".
The disk unit has the same DSA as the IOA
attached to the internal cable labelled "L-1".
The disk unit has the same DSA as the IOA
attached to the internal cable labelled "L-1".
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 cable labelled "R-2".
Unit address
x00600FF (where x is the
same as the first
character of the
xFFFFFFF IOA Unit
Address)
x00700FF (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)
x10600FF (where x is the
same as the first
character of the
xFFFFFFF IOA Unit
Address)
x10700FF (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
357