LG KU250 Service Manual - Page 100
Vreg_usim_2.85v, Usim_p_rst_n, Usim_p_clk, Usim_p_data
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Page 100 highlights
4. TROUBLE SHOOTING 7 6 5 3 2 1 1 VREG_USIM_2.85V 2 USIM_P_RST_N 3 USIM_P_CLK 7 USIM_P_DATA USIM USIM_P_DATA EVLC18S02003 VA300 R317 15K J300 HSSC-8P-18 5 GND1 VCC 1 6 VPP RST 2 7 8 IO CLK 3 4 9 RSV2 RSV1 11 10 GND2 GND5 12 GND3 GND4 L302 56nH C352 smd_1005h_5_r VREG_USIM_2.85V USIM_P_RST_N USIM_P_CLK 0.1u C353 smd_1005h_5_r EVL14K02200 VA301 EVLC18S02003 VA302 33p Figure. USIM part schematics - 101 -
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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
C353
0.1u
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_CLK
USIM_P_DATA
Figure. USIM part schematics