LG L1150 Service Manual page 99

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4. TROUBLE SHOOTING
1. Check VCTCXO and Regulator
1 VCTCXO
• 26MHz Clock Output
2 Regulator
• 2.85V Regulator Out
2. Check Control Signals
1 PDNB, S_EN, S_CLK, S_DATA
3. Check Tx I/Q
1 Tx I/Q
TxQN TxIN TxIP
TxQP
Si4205
ABB
Same as RX Trouble Shooting
Procedure No.4 and 5.
- 98 -

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