LG LG-D175F - Page 79

3. TROUBLE SHOOTING
- 79 -
Copyright © 2014 LG Electronics. Inc. All right reserved.
Only for training and service purposes
LGE Internal Use Only
0R1104
4.7u
C1113
C1116 10u
22pC1112
100pC1137
C1101 2.2n
DNIR1105
+VPWR
L11090.5p
100pC1120 100pC1121
100pC1122
22pC1123
100pC1115
100pC1119
C1103
2.2n
SKY77573-31
U1100
TRX1
24
GND3
3
VCC1
4
VCC2
5
GND4
6
GND17
25
GND1
1
GND11
13
GND14
17
GND13
16
GND12
14
GND9
11
GND8
10
GND6
8
RX1
18
GND2
2
ANT
15
SPDT_IN
19
SPDT_OUT
21
RX2
20
GND5
7
GND10
12
GND7
9
GND15
22
GND16
23
NC1
33
VBATT
32
GND20
31
TRX4
30
GND19
29
TRX3
28
GND18
27
TRX2
26
NC2
34
RF_IN
36
SPDT
35
SW0
38
SW1
37
HB_EN
39
LB_EN
40
MODE0
41
MODE1
42
PGND
43
10nC1117
22pC1124
100pC1102
DNI
L1100
L11080.5p
DNIR1106
2.7n
C1104
L1101 100n
PA0_R_0
WTR_TX1_OUT
ANT0_SW_SEL_3
ANT0_SW_SEL_2
ANT0_SW_SEL_1
ANT0_SW_SEL_0
TX_MODULE_TRX_4
TX_MODULE_TRX_1
PA0_R_1SPDT_SEL
Rev.1.0
RX_G1900
RX_G1800
TP2
TP3
TP4
TP5
TP6
TP1
<Main Bot>
U1100
TX module
TP2
TP3
TP4
TP5
TP6
TP1