Hitachi AMS 2100 Hardware Manual page 37

Table 1-6: Minimum and Maximum System Configurations
Base Unit
Disk Drives
Min Max
AMS
4 15
2100
AMS
4 15
2300
1. Minimum supported HDS configuration is two disk drives installed in slots 0
and 1 in Unit A, and two drives installed in slots 0 and 1 in Unit B.
Using an AMS 2000 rack, you can construct a system that meets your needs
by combining base units and expansion units as shown in the following
tables.
:
Table 1-7: AMS 2100 High-density Expansion Unit Intermix
Expansion
Unit Units
15 Disk Drives
0
1
2
3
3
AMS 2100 4
5
5
6
7
0
1. Maximum number of disk drives using only high-density expansion units.
Hitachi AMS 2100/2300 Storage System Hardware Guide
Expansion Unit
Type
Min
Expansion Unit
0
(RKAK)
Modular 2U
Expansion Unit 0
(RKAKS)
High-density
Expansion Unit 0
(RKAKX)
Expansion Unit
0
(RKAK)
Modular 2U
Expansion Unit 0
(RKAKS)
High-density
Expansion Unit 0
(RKAKX)
High-density
Expansion
Units
48 disk Drives
2
1
1
1
2
0
0
1
0
0
3
Introduction
Units Disk Drives
Max Min
7 2 per unit
8 2 per unit
2 in each
3 section of
1
the unit
15 2 per unit
8 2 per unit
2 in each
4 section of
1
the unit
Maximum Number
of Disk Drives
SATA/SAS7.2K
SAS(SED)
111
1
78
93
2
108
156
75
90
138
105
3
120
159
Max
15
24
48
15
24
48
SAS/
91
68
83
98
136
75
90
128
105
120
129
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