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RTR6285 and RF
SBDT_SSBI
PM7540
Buck
Converter
W850
Duplexer
FRONT
END
W1900
Duplexer
MODULE
D5015
W2100
Duplexer
GSM
Quad
PAM
CTRL0/1/2/3
Copyright © 2009 LG Electronics. Inc. All right reserved.
Only for training and service purposes
RX SAW
LNA
FILTER
RX SAW
FILTER
RX SAW
FILTER
Coupler
WCDMA
WCDMA
Dual
TX SAW
PAM
Coupler
W2100
TX SAW
Coupler
FILTER
PAM
G850/900
TX SAW
FILTER
DCS/PCS
GSM850
EGSM900
DCS1800
PCS1900
VCTCXO
19.2MHz
GPS_IN
WB_MX_INP
SW
WB_MX_INM
RX_IQ
SW
TCXO
WPRXSE1_OUT
WPRXSE2_OUT
WPRXLBP
WPRXLBN
VDDA
LB_RF_OUT2
RTR6285
HB_RF_OUT3
SW
RF_ON
PDET_IN
WPRXSE1
WPRXSE2
PRX_IQ
LB_RF_OUT1
DRX_IQ
HB_RF_OUT1
GCELL_INP
GCELL_INN
EGSM_INP
DAC_IREF
EGSM_INN
DCS_INP
DCS_INN
GPCS_INP
GPCS_INN
- 157 -
6. BLOCK DIAGRAM
TCXO_EN
TRK_LO_ADJ
VCONT
TX_AGC_ADJ
TCXO
PMIC_SSBI
MSM7201A
SBDT
SSBDT_RTR
TX_ON
PRX_IQ
DRX_IQ
TX_IQ
TX_IQ
DAC_IREF
ANT_SEL0/1/2/3
LGE Internal Use Only
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Troubleshooting
