Huawei Ascend - Page 59

Y210 Mobile Phone
Maintenance Manual
9 Principles and Failure Analysis
Issue 1.0 (2012-11-28)
Huawei Proprietary and Confidential
Copyright © Huawei Technologies Co., Ltd.
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Figure 9-31 Receiver circuit
The MSM chip's EARI output signal is connected to the receiver. D1503 and D1504 are the
ESD protection components on the receiver.