LG GX200 - Page 114

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4.19.2 Circuit Diagram
V1101
PESD5V0X1BL
12
J1101
GU073-5P-SD-E1500
VAUX
1
D-
2
D+
3
MIC
4
G
5
G
8
G
6
G
7
G
9
G
10
G
11
F1101
KAB3202-132NA29010
1 2
V1102
PESD5V0X1BL
12
V1103
PESD5V0X1BL
12
MIC_CON
R1126 0.00Ohm
1 2
R1125 0.00Ohm
1 2
VCHG
D1102
BZX585-B5V6
2 1
Micro USB
USB_DP_CON
USB_DM_CON
V1105
EGA10402V05A2
2 1
B1103
600ohm1 2
L1101
270nH
1
1
2
2
I/O INTERFACE
V1104
AVL14K02200
12
ESD 14V
FM_ANT
R1120
10.0Kohm
12
0
MP3_OUTR_2
MP3_OUTL_2
Reset PD
Reset PU
R1121
100Kohm
12
FL1102
100MHz
1 2
43
UART **
OPEN
AUDIO
USB
Function Mode
GPIO28 Reset PU
USB_DP
GPIO25 Reset PD
3:1
MUX
U1101 ISL54217IRUZ-T
HS_1D+
5
HS_1D-
4
FS_2D-
12
FS_2D+
1
R_IN
3
L_IN
2
GND
6
COM-
8
COM+
7
SEL1
9
SEL0
10
VDD
11
SEL0
3x1 Mux SEL Define
GPIO28_SW_S1
USB_DM
USB_DM
C1101
1.00uF
12
VDD
GPIO25_SW_S0
R1123
0.00Ohm
1 2
USB_DP
1
USB_SW_SEL0
GPIO25
USB_SW_SEL1
GPIO28
SEL1
PU PD
USB_DM_CON
0 0
VBAT
0 1
USB_DP_CON
1
IO_UART_TXD
1
B1104
600ohm
12
USB_SW_SEL1
IO_UART_RXD
R1119
100Ohm
1 2
USB_SW_SEL0
Can’
t download check of R1125, R1126, F1101
solderi
ng
Can’t download of check U1101
soldering
TP2
Can’
t download check of check J1101
soldering
TP1
TP3
TP3 = 0V, TP4 = 2.8V
TP4
TP5