6.3 Replacement
Replace the product if an unrecoverable fault occurs.
Prerequisites
● An ESD wrist strap, ESD gloves, an ESD box or bag, and required tools are
available.
● The new charging module is intact.
Procedure
Step 1 Connect the ground cable of the ESD wrist strap, and put on the ESD wrist strap
and ESD gloves.
Step 2 Take out the charging module.
● Do not touch the terminals at the rear of the charging module.
● Avoid scalding due to module overheating.
1. Loosen the screws on the left side of the panel and the screws in the
mounting ear on the right.
Figure 6-1 Loosening screws (horizontal mounting)
R100020G1 Charging Module
User Manual 6 Maintenance
Issue 05 (2021-11-16) Copyright © Huawei Digital Power Technologies Co., Ltd. 37
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