LG D686 - Page 45

3. TROUBLE SHOOTING
- 45 -
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Only for training and service purposes
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C181
DNI
L129
8.2n
2
1
C164 33p
1
2
C166
8.2n
2
1
DNI
C180
C133 100n
L123
DNI
U103
15
13
14
10 5
6
4
12
7
3
8
11
1
9
2
RFIN_LB
GND1
VEN_LB
RFOUT_HB
CPL_OUT
VBATT
VEN_HB
VCC
RFIN_HB
VMODE
NCCPL_IN
RFOUT_LB
GND2
PGND
C151 1.8n
C146
100p
2.2uC132
100p
C145
C144
100p
VBATT
+3V4_VWPAM_MTK
L124
1p
R111
49.9
C135
0.1u
L136 2.2n
3GTX_B5
PA_ON_B1_EN
PA_R0
PA_ON_B5_EN
3GTX_B1
TP3(B1/B5)
TP2(B5)_RF out
TP2(B1)_RF out
TP1(B5)_RF IN
TP1(B1)_RF IN
DNI
C179
L135
1.5n
C141
5.6n
L134 15p
C140 12p
L118
0.5p
C178
DNI
C158 100n
C169
100p
C167
100p
C168
100p
VBATT
+3V4_VWPAM_MTK
U104
15
13
14
10 5
6
4
12
7
3
8
11
1
9
2
RFIN_LB
GND1
VEN_LB
RFOUT_HB
CPL_OUT
VBATT
VEN_HB
VCC
RFIN_HB
VMODE
NCCPL_IN
RFOUT_LB
GND2
PGND
C174
22n
C175
18n
C156
2.2u
27
R108
27
R109
36
R110
22p
C154
1
2
C134
2.2u
1
2
3GTX_B2
3GTX_B8
PA_ON_B8_EN
PA_ON_B2_EN
PA_R0
PDET
TP3(B2/B8)
TP2(B8)_RF out
TP2(B2)_RF out
TP1(B8)_RF IN
TP1(B2)_RF IN