3. TROUBLE SHOOTING
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Only for training and service purposes
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DNI
C4102
DNI
C4101
XTAL1
GND/Therm
XTAL2
Thermistor
X1E0002910001
19.2MHz
X4100
4
3
2
1
+1V8_VREG_L12
C4100
1n
TOL=0.01
100K
R4106
TP1 (C4102)
3. TROUBLE SHOOTING
3.1 Checking XO Block
The output frequency(19.2MHz) of XO(X4100) is used as the reference one of WTR1625L and PM8926 internal VCO
4. 1. Checking XO Block
The output frequency(19 2MHz) of XO(X4100) is used as the reference one of WTR1625L
The output frequency(19.2MHz) of XO(X4100) is used as the reference one of WTR1625L
and PM8926 internal VCO
TP1
X4100
11
TP1 (C4102)