LG LG-D175F - Page 85

3. TROUBLE SHOOTING
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START
YES
Replace Main B/D
NO
Check TP1(C1513)
Is it 19.2MHz?
XO circuit is Ok . See next page
to check RF signal path.
XO circuit is Ok . See next page
to check RF signal path.
YES
NO
Is it similar ?
Replace X4100 and then check
TP1(C4104)
3.3.1.2 Checking XO circuit