LG GD330 - Changing Your Text Message Settings

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Only for training and service purposes
4. TROUBLE SHOOTING
DCXO
Check TP1 of X400 is 26MHz
NO
YES
Replace X400
DCXO is OK.
CHECKING FLOW
파형 찍어
.
Fig4-9. DCXO schematic
Fig4-8. DCXO placement
Fig4-10. DCXO Waveform and frequency
TP1
4.2.1.2 DCXO Circuit
4
26MHz
FA-23HX400
12
3
p
93
014
C
NOX
XOP
A9
VCCVCXOR
VCXTCXO
B8
9B
OXCVDNG
8C
7
D
TP1