840 system unit
Note: Disk unit plug sequence for optimum performance: D31, D36, D46, D32,
870 and 890 system unit
38
43xx Disk Unit, 71xx Disk Expansion Unit, 71xx Disk Unit Enclosure V5R3
D37, D47, ... D50, (add second adaptor), D01, D11, D21, D02, ... D25, (add
third adaptor), D06, D16, D26, D07, ... D30.