LG KG270 Service Manual - Page 44
RF Trouble
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4. TROUBLE SHOOTING RF Trouble TEST POINT Antenna Matching component Antenna.Contact Point SW400 CIRCUIT DIAGRAM TP400 TP401 TP402 TP403 TP404 TP405 R400 NA R401 0 C400 1p L400 2.2nH Antenna Matching component L401 22nH R403 0 ANT SW400 RF500 Mobile SW G2 G1 RF Coupling Capacitor C410 22p - 45 -
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4. TROUBLE SHOOTING
- 45 -
RF Trouble
Antenna.Contact Point
SW400
Antenna Matching component
TEST POINT
CIRCUIT DIAGRAM
TP403
C410
22p
R403
0
C400
1p
TP401
SW400
RF500
ANT
G1
G2
RF
TP404
TP402
2.2nH
L400
TP405
0
R401
R400
NA
TP400
22nH
L401
Antenna Matching component
Mobile SW
Coupling Capacitor