l Do not insert a disk forcibly. When the disk does not fully align with the interface, too
much force may cause damage to the interface.
l After removing a disk, wait at least one minute before you insert a new disk. After inserting
a disk, wait at least one minute before you remove the disk.
l Wear an ESD-preventive wrist strap or ESD-preventive gloves to prevent static electricity
from injuring your body or damaging the device.
l Keep the storage area of the parts clean and away from the devices that generate heat, such
as a heat dissipater.
l When operating the parts, tight your sleeves or roll them above your ankle. For safety
purpose, do not wear jewelry, watch, metal-frame glasses, or clothes with metal buttons.
l Do not insert or remove the parts forcibly to avoid damage to the parts or the connectors.
l Ensure that devices are properly grounded.
6.3 Replacing a Controller
This section describes how to replace a controller.
Impact on the System
During the process of replacing a controller, the performance and reliability of the system may
be degraded; therefore, it is suggested to replace the controller during the time period that
services are not busy.
Prerequisite
Before you replace a controller, 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
l Tag
Precaution
When replacing a controller, pay attention to the following:
OceanStor S2600 Storage System
Troubleshooting 6 Replacing Parts
Issue 03 (2010-01-28) Huawei Proprietary and Confidential
Copyright © Huawei Technologies Co., Ltd.
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