Trouble Shooting; Rf Component - LG KG245 Service Manual

4. TROUBLE SHOOTING

4. TROUBLE SHOOTING

4.1 RF Component

SW400
U403
U401
FL400
Figure 4-1. RF Component
U400 Power Amp Module(SKY77328)
U401 RF Main Chip(SI4210)
U402 Inerter
U403 2.85V Regulator
X400 VVCXO,26MHz Clock
Fl400 FEM
Sw400 Mobile Switch
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U400
U402
X400