Verifying Component Failure; Removing The Controller - HP AD510A - StorageWorks Modular Smart Array 1500 cs 2U Fibre Channel SAN Attach Controller Shelf Hard Drive Maintenance And Service Manual

Verifying component failure

Before replacing the controller, cache module, or battery pack:
• Check the controller LCD display panel for error messages.
• Record any failure LEDs or LCD panel messages for reference purposes.
• Check the controller heartbeat LED (1) . If the LED is not blinking, it might indicate a failure.
• Check the controller fault LED (2) . If the LED is on, it might indicate a failure.

Removing the controller

1. Review all warnings, cautions, and preparation procedures as detailed in
2. Review all controller-specific warnings, cautions, and preparation procedures as detailed in
you begin.
3.
In all single-controller configurations, power off the MSA as instructed in
the MSA.
4. In operational dual-controller configurations, access an MSA management utility, such as the
MSA Command Line Interface (MSA-CLI) or the Array Configuration Utility (ACU) and disable the
controller being removed. For instructions, see online help. (During this procedure, because one of
the two controllers is being removed, the MSA operates in a non-redundant mode.)
5.
Press the controller thumb latch and rotate the latch handle out (1).
6.
Pull the controller straight out of the chassis (2).
1
1
2
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2
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Warnings and
Removing power from
maintenance and service guide
precautions.
Before
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