4. TROUBLE SHOOTING
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Copyright © 2013 LG Electronics. Inc. All right reserved.
Only for training and service purposes
LGE Internal Use Only
TOP Side
MT6162
(U100)
TP3: C125
(+2V8_VTCXO_MTK )
TP2: C112
(+2V85_VRF_MTK )
TP1 : C108
(+1V8_VRF_MTK )
C109
1u
C112
1u
C108
1u
C125
0.1u
1u
C126
1n
C122
C115
1n
1u
C107
U100
1
B1
C2
D1
E2
F1
G2
H1
J2
K1
L2
M1
N2
P1
R2
T1
A12
B11
A10
B9
A8
B7
A6
B5
A4
B3
A2
REFCLK1
REFCLK2
REFCLK3
VDDXO
NC4
XO2
XO1/REFIN
VTUNE
CLK_MODE
VSUP2b
GND1
GND3
RX_BBI
P
RX_BBI
N
RX_BBQ
P
RX_BBQ
N
VSUP1 VDD_18
VSUP2
a
VDD_28b
CL
K
DATA
0
DATA
1
VINT
EN
GND2
PGND
10p
C100
10p
C101
10p
C103
10p
C106
C195
39p
+1V8_VIO_MT
K
MAIN_CLK_26MHz
+2V85_VRF_MTK
+2V8_VTCXO_MTK
SYSCLK
BSI1_CLK
BSI1_CS
1
BSI1_DATA
BSI1_CS
0
UMTSRX_I
P
UMTSRX_I
N
UMTSRX_Q
P
UMTSRX_Q
N
+1V8_VRF_MTK
REV 1.0
TP1
TP2
TP3