Huawei P20 - Maintenance Reference Networks

EML-L29V100R001 Advanced Maintenance Manual V2.1
INTERNAL
2019-6-25
Huawei Confidential
Page 26 of 67
4.2.2 Maintenance Reference Networks
Test Point
Network
Normal Standard
TP1
GPIO_205_SIM_DET
Low level, 0 V
TP2
SIM0_VCC
1.8 V or 3 V
TP3
USIM0_CLK
3.75 MHz
TP4
USIM0_RST
Valid at low level
TP5
USIM0_DATA
Fluctuant
TP6
SIM1_VCC
1.8 V or 3 V
TP7
USIM1_CLK
3.75 MHz
TP8
USIM1_RST
Valid at low level
TP9
USIM1_DATA
Fluctuant