IBM SYSTEM STORAGE EXP3000 - INTEROPERABILITY MATRIX 10-19-2010, Manual

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The LEDs on the power supply are shown in the following illustration.
Fault LED (amber)
AC power LED (green)
OK to remove LED (blue)
DC power LED (green)
DC power LED (green)
When this green LED is lit, it indicates that the EXP3000 is turned on and is
supplying both 5-volt and 12-volt dc power to the EXP3000.
OK to remove LED (blue)
This LED is supported only when the EXP3000 is attached to a DS3000
controller. Do not remove the EXP3000 power supply unless this blue LED
is lit.
Fault LED (amber)
When this amber LED is lit, it indicates that a power supply or fan has
failed or that a redundant power supply is not turned on.
AC power LED (green)
When this green LED is lit, it indicates that the EXP3000 is receiving ac
power.
Rear view: ESMs
The connectors on the ESM are shown in the following illustration.
SAS in connector
SAS out connector
Handle
Release tab
SAS In connector
Connect a SAS cable to this connector and to either an IBM SAS RAID
controller or the SAS Out (
↓
) connector of another EXP3000.
SAS Out
Connect a SAS cable to this connector and to the SAS In (
↑
) connector of
another EXP3000.
Handle
Use the handle to install or remove the ESM.
Release tab
Press the release tab to the right and rotate the handle upward to remove
the ESM.
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System Storage EXP3000: Installation, User’s, and Maintenance Guide