Maintenance Principle (Reception) - Huawei P20 Maintenance Manual
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- User manual (149 pages) ,
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- User manual (63 pages)
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4.16.4 Maintenance Principle (Reception)
Signal flow in the CDMA reception circuit: U3301 (RFIC) ← U3901 (LNA) ← U3401 (FEM) ← U3702
(DPDT) ← Z3701 (diplexer) ← J3703 (diplexer) ← antenna feed point
2019-6-25
EML-L29V100R001 Advanced Maintenance Manual V2.1
Huawei Confidential
INTERNAL
Page 54 of 67
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