Silicon Graphics InfiniteStorage 4000 Series System Upgrade Manual page 69

Chapter 2: Upgrading Trays in the Storage Array
3. Put on antistatic protection.
ATTENTION Potential degraded performance – To prevent degraded
performance, do not twist, fold, pinch, or step on fiber-optic cables. Do not bend the
fiber-optic cables tighter than a 5-cm (2-in.) radius.
4. Label each cable that is attached to the controller canister so that you can
reconnect the cables correctly after the controller canister is reinstalled.
5. Record the information from the seven-segment display on the rear of the
controller tray.
6. Use one of the following options to place controller A offline. and wait for the
blue Controller Service Action Allowed LED to come on.
SANtricity ES
Command line interface
If necessary, wait for the Controller Service Action Allowed LEDs to come on.
Figure 43 Controller Service Action LEDs
From the Hardware pane in the Array Management
Window, right-click the picture of the controller, and
select Advanced >> Place >> Offline.
Enter the following command on the command line:
smCLI
<DNS-network-name-or-IP-address> -c
"set controller [a]
availability=offline";
In this command,
<DNS-network-name-or-IP-address> is
the applicable address.
1. Controller Service Action Allowed LED (Blue)
2. Controller Service Action Required LED (Amber)
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