l If the power indicator is on and the alarm indicator is off, it indicates that the expander module
is successfully installed.
l If the power indicator is off and the alarm indicator is on, it indicates that the expander module
may be wrongly installed. Remove the expander module and install it again.
Step 9 Log in to the ISM. Choose the Physical View tab. In the navigation tree, choose Disk
EnclosureXX (XX indicates the ID of the enclosure) to view whether the status of each
component is normal.
l Yes: The installation is complete.
l No: On the menu bar, choose Alarm > Alarm Management… to go to the Alarm
Management interface. According to Advice on the Current Alarm tab, remove the fault.
If the fault persists, contact technical support engineers. For how to obtain technical support,
see 3.4 Obtaining Technical Support.
----End
Postrequisite
After replacing the expander module, mark the removed expander module for later handling.
6.8 Replacing a BBU Module
This section describes how to replace a BBU module.
Impact on the System
Before replacing a BBU module, remove the controller module; therefore, the performance and
reliability of the system may be degraded or the storage system stops services.
Prerequisite
Before replacing a BBU module, the following conditions are required:
l The spare parts to be used are ready.
l There are complete replacment solutions and rollback solutions.
l The configuration data is backed up.
l The cable that connects to the controller to be replaced is marked clearly.
l For the S2600 controller enclosure with two controllers, services on the faulty controller
are switched to another controller.
l For the S2600 controller enclosure with one controller, services on the controller are
migrated.
Tools and Materials
Before replacing a controller, prepare the following tools:
l ESD-preventive gloves
l ESD-preventive wrist strap
l ESD-preventive clothes
l ESD-preventive bag
OceanStor S2600 Storage System
Troubleshooting 6 Replacing Parts
Issue 03 (2010-01-28) Huawei Proprietary and Confidential
Copyright © Huawei Technologies Co., Ltd.
6-15
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