4.1.11 Maintenance of the device
4.1.11.1 Basic Operation Process and Precautions
Context
To ensure that the device provides uninterrupted communication services for users
in networks, parts of a device are replaced mostly when the power is on.
Therefore, to ensure safe operation of a device and to minimize the impact of
parts replacement on services, maintenance personnel must strictly abide by the
basic operation process regulated in the manual, as shown in Figure 4-70.
Figure 4-70 Basic operation process of replacing parts
Procedure
1. Assess the feasibility of the operation.
During the process of troubleshooting or repairing a device, maintenance
personnel must assess whether the operation is feasible before replacing a
certain part.
HUAWEI NetEngine 8000 F
Hardware Guide 4 Hardware Installation and Parts Replacement
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