LG -600 Series Repair Manual page 60

Gsm phone
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Appendix.
Rx Flow Chart & Solution
GSM Handsets Lab.
-58dBm
-60dBm
(1)
(2)
B4115
SAW Filter
RX1
RX1X
360MHz
MO
SAFC1842.5
MOX
RX2
RX2X
LNAG
LNAON
BSW
-60dBm
(4)
OSW
LO VCO
(MQE956)
-65dBm
(3)
(B4837)
IFI
/4
IFIX
/1440
1440MHz
PFD
/13
/NA
PFD
/5
LO1
LO1X
LO1X
1285~1361MHz
1445~1520MHz
LF
PLL_ON
60
IR
RXIP
IRX
RXIN
QR
RXQP
QRX
RXQN
13MHz
AFC
FSYS
VCTCXO
(KT16-KEU28L)
LF

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