LG Electronics U250 Cell Phone User Manual


 
4. TROUBLE SHOOTING
- 101 -
1
VREG_USIM_2.85V
2
USIM_P_RST_N
USIM_P_CLK
3
7
USIM_P_DATA
1
2
3
7
6
5
USIM
VA302
EVLC18S02003
VA301
EVL14K02200
C3530.1u
smd_1005h_5_r
C352
smd_1005h_5_r
33p
R317
15K
EVLC18S02003
VA300
6
CLK
3
5
GND1
GND2
9
10
GND3 GND4
12
11
GND5
IO
7
2
RST
4
RSV1
8
RSV2
1
VCC
VPP
J300
HSSC-8P-18
L302
56nH
VREG_USIM_2.85V
USIM_P_RST_N
USIM_P_CLKUSIM_P_DATA
Figure. USIM part schematics