LG D690 - Page 30

3. TROUBLE SHOOTING
- 30 -
Copyright © 2014 LG Electronics. Inc. All right reserved.
Only for training and service purposes
LGE Internal Use Only
COMMON
2
lu~WWW_^WX
kupjXXXX jXXW] kup
sXXWZ
jXXXW YY
YYjXXWW
sXXX]
jXXZX WU\
_YsXXW`
sXXW_ kup
jXXW\ XWW
yXXW` [U^r
GND2
GND5
GND11
ANT
GND10
TRX3
TRX4
TRX5 TRX6
PGND13
PGND14
PGND15
PGND16
GND1
GND12
GND3
GND4
GND6
43
42
41
24 23
22
21
25
20
26 27
5
2
|XXWW
7
6
4
3
28
1
44
sXXW[ XUY
yhkph{pvuw~yhu{
tjTjWWWWYTX[GaGlzkGwGj
GOGkntzGnGP
jGGokr
hu{XGOGiXSiYSi\Si_SnztGxP
yGXUW
XU_sXZ[\
kupsXZY_
ZsXZY`
jXZZ` XUY
jXZYX kup
jXZ[W XU\
sXZY^ _UY sXZY\ _UY
sXZ[] X
ANT
GND2
RX_OUT2
GND1
RX_OUT1
TX_IN
GND4
GND3 GND5
msXZW\ i_\^\
lht]Y`ZW`WX
95
7
3
1
2
8
4
6
sXZY] XY
sXZ[^ X
ZnyiXw
ZnyiXu
jGz¡GXWW\GTeGW]WZGmGw
YWX[GW[GWZGGsG
sXZY]GGGkw
sXZY`GGGkw
B1
sXZ[[ ZUZ
yGXUWyGXUW
yGXUW
kupjXZZ]
sXZ[Y kup
}ih{
jXZZ[ kup
kupjXZZ\
PGND
VCC1VCC2
RFINRFOUT
VMODE_1CPL_IN
VMODE_0GND
VENCPL_OUT
|XZWX
lhu]Y]_^XWX
zr^^^]X
6 5
7 4
8 3
9 2
10 1
11
YUYjXZZZ
X
Y
+3V4_MTK_VPA
kupsXZ[X
jXZZY X
ZnwhiXlu
Zn{oiX
whtvklzlsX
whtvklzlsW
WUY
WU]
jXZZW XU_
yGXUW
TP1
TP2
TP3
TP4