IBM System Storage EXN3200 Installation And Setup Instructions page 7

Storage expansion unit
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3
Button for changing the storage expansion unit
ID
Note: Disk drive bays are numbered horizontally starting from 0 at the upper left position to 23 at the
lower right position.
1
9
Figure 3. EXN3200 rear view
1
IOM fault LED
3
Two I/O modules (IOM6)
5
SAS port link LEDs
7
IOM B and power supplies three and four
9
Power supply LEDs:
v PSU OK
v DC fault
v AC fault
v fan fault
3
5
2
4
8
6
Right mounting flange
6
7
2
ACP ports
4
SAS ports
6
IOM A and power supplies one and two
8
Four power supplies (each with integrated fans)
vii
Before you begin

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