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2.1 Document Application
This document provides instructions for maintenance of Huawei products. This manual is Huawei
proprietary and is only permitted to be used by authorized service partners. Shall there be any mistakes
found in this document, kindly contact our customer service personnel.
2.2 Maintenance Precautions
Maintenance and calibration can be conducted only by qualified technical personnel.
Always wear an antistatic wrist strap during operation in an antistatic room.
Ensure that all the components, screws, and insulators are properly installed after maintenance or
calibration. Ensure that all the cables are properly connected.
Ensure that the soldering should comply with the environmental requirements and lead-free.
Electrostatic discharging is the major cause for the damage of sensitive electronic
components. Each service site should attach great importance to the electrostatic
discharging and strictly observe the antistatic measures described in this manual.
2.3 Obtaining Maintenance Information
For more related product knowledge and maintenance information, please visit Huawei website
http://www.huaweidevice.com/worldwide/technicaIndex.do
2011-05-28
U8510-1 Maintenance Manual Basic Version V1.0
2
Maintenance Information Guide
Huawei confidential. No spreading without permission.
Internal
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