LG CU920 - Description of Key Phone Components

4.4 GSM RF Signal Path
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4. TROUBLE SHOOTING
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TopTop sisidede
TopTop sisidede
Bottom side
Bottom side
Top side
Top side
TOP to
TOP to
BOTTOM
BOTT
OM
: GSM Low Ban d
:
GSM Hig h Band
: IQ Signal
(1)Tx Signal Path
Top side
Top side
TopTop sisidede
TopTop sisidede
Bottom side
Bottom side
Bottom to top
Bottom to top
: GSM GSM Low Low Ban Ban d
: GSM
GSM Hig Hig h Bah Bandnd
: IQ IQ SignSignalal
(2)Rx Signal Path