LG D337 - Page 26

4. DOWNLOAD
- 26 -
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3.1.1.2 Checking MT6166 XO circuit
4. Trouble Shooting
3.1.1.2 Checking MT6166 XO circuit
Test Point
TP1 : R1510
(
MAIN CLK 26MHz
)
(
_ _
)
MT6166
(U1500)
Circuit Diagram
TP1
- 7 -
100K
TOL=0.01
R1510
2
1
RT1
XT2
XT1
RT2
X1500OZ26000004
26M
2
1
3
4
DET
XTAL1
XTAL2
RCAL
TST1
TST2
GND15
GND16
3GB2_RXN
3GB5_RXP
3GB5_RXN
3GB8_RXP
3GB8_RXN
B40_RXP
B40_RXN
RFVCO_MON
G2
B1
A1
B6
A6
B4
B3
K11
L10
J10
H2
J1
D11
TOL=0.01
R1514 2K
PDET_IN
3G_RX_B2_N
3G_RX_B8_N
3G_RX_B8_P
3G_RX_B5_P
3G_RX_B5_N
GPS co-CLK Crystal
Exchange Rx Pin(B5<->B8)
for layout
C1507
1
2
1u
TP1