LG D686 Service Manual page 40

TP3: C118
(+2V8_VTCXO_MTK )
TP2
2
2
1
2 2
1
1 1 TP1
U101
LGE Internal Use Only
TP2: C103
(+2V85_VRF_MTK )
MT6162
TP1 : C109
(U101)
(+1V8_VRF_MTK )
2
1
A2 C112 1n
REFCLK1
B3
REFCLK2
A4
REFCLK3
B5
VDDXO
A6
NC4
B7
XO2
A8 C114
XO1/REFIN
B9
VTUNE
A10
CLK_MODE
B11
C119 1u
VSUP2b
A12
GND1
TOP Side
SYSCLK
+2V8_VTCXO_MTK
1n
MAIN_CLK_26MHz
TP3
C118
0.1u
- 40 - Copyright © 2013 LG Electronics. Inc. All right reserved.
3. TROUBLE SHOOTING
Only for training and service purposes