LG GW520 - Checking Vctcxo Circuit

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LGE Internal Use Only Copyright © 2009 LG Electronics. Inc. All right reserved.
Only for training and service purposes
5. Trouble shooting
GW520 service manual
5.17.1 Checking VCTCXO Circuit
C543 1000p
R513
20
C559
0.01u
2V85_VRF
C560
0.1u
C550 1000p
10K
R514
C561
EXSK0008201
KT3225K26000ECW29ZA0
X500
GND
2
OUT
3
4
VCC
1
VCONT
1u
26MHz
2G_DATA
2G_CLK
2G_BS
FSYSOUT1
AFC
2G_EN
TP1
TP2
TP3