Tp4 Vreg_Rf_Smps - LG HB620 Service Manual

-DCS1800 Rx
Checking Switch Block power source
Check Soldering
ANT_SEL0, 1, 2 High Level
2.5V < Voltgae < 3.0V
Check the Logic
in each mode
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Only for training and service purposes
NO
YES
- 111 -
4. TROUBLE SHOOTING
Check VDD

TP4 VREG_RF_SMPS

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