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Copyright © 2010 LG Electronics. Inc. All right reserved.
Only for training and service purposes
LGE Internal Use Only
6. BLOCK DIAGRAM
TX_ON
DAC_IREF
TX_IQ
TCXO
TRK_LO_ADJ
RF_ON
DAC_IREF
SBDT
VCTCXO
19.2MHz
RTR6285
QSD8650
HB_RF_OUT3
LB_RF_OUT1
FRONT
END
MODULE
SKY77544
G850/900 TX
WCDMA PAM
(W900)
SBDT_RTR
PMIC_SSBI
DCS/PCS TX
HB_RF_OUT1
PDET_IN
WCDMA
TX SAW
PM7540
Buck
Converter
CPL
VDDA / VDDM
TX_IQ
EGSM_INP
EGSM_INN
DCS_INP
DCS_INN
GPCS_INP
GPCS_INN
GCELL_INP
GCELL_INN
LB_RF_OUT2
WPRXLBN
WPRXLBP
TCXO
WPRXSE2
GPS_IN
VCONT
SBDT_SSBI
ANT_SEL0/1/2/3
BS1
System HW Block Diagram ; RTR6285 and RF / GPS
W2100
RX SAW
FILTER
WPRXSE2_OUT
WB_MX_INM
WB_MX_INP
GPS
LNA
RX SAW
FILTER
GPS
Flip-Flop
D
TRK_LO_ADJ
TCXO_OUT
CK
PRX_IQ
PRX_IQ
DRX_IQ
DRX_IQ
GSM Quad
PAM
HB_RF_OUT2
WCDMA
TX SAW
WCDMA
TX SAW
W900 DPX
W2100 DPX
W1900 DPX
WPRXHBN
WPRXHBP
WCDMA PAM
(W2100)
WCDMA PAM
(W1900)
CPL
CPL
External
LNA
WCDMA 900
TX
WCDMA 2100
TX
WCDMA 1900
TX
WCDMA
RX SAW
GSM
RX SAW
GSM
RX SAW
GSM
RX SAW
GSM
RX SAW
GSM850 RX
GSM900 RX
GSM1800 RX
GSM1900 RX
Diplexer
RX SAW
FILTER
Diversity
LNA
WDRXHB2
BS2
MODE
_TXEN