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LGE Internal Use Only
Copyright © 2010 LG Electronics. Inc. All right reserved.
Only for training and service purposes
6. Block diagram
LGE Internal Use Only
Challenge
123
RTR6285
PM7540
FRONT
END
MODULE
SKY77544
TX_IP
TX_IN
PRX_IP
PRX_IN
DRX_IP
DRX_IN
TCXO
GCELL_INP
GCELL_INN
EGSM_INP
EGSM_INN
DCS_INP
DCS_INN
GPCS_INP
GPCS_INN
HB_RF_OUT2
HB_RF_OUT3
HB_RF_OUT1
LB_RF_OUT1
LB_RF_OUT2
RF_ON
DAC_IREF
SBDT
TX_BIAS
GPS_IN
WPRXHBP
WPRXHBN
WPRXLBP
WPRXLBN
WPRXSE1_IN
WPRXSE2_IN
PRX_QP
PRX_QN
DRX_QP
DRX_QN
TX_QP
TX_QN
GPIO_59
VCTCXO
19.2MHz
TX_ON
DAC_REF
GSM 900
RX SAW
DCS1800
RX SAW
GSM 850
RX SAW
PCS1900
RX SAW
I_IP_CH0
I_IM_CH0
Q_IP_CH0
Q_IM_CH0
I_IP_CH1
I_IM_CH1
Q_IP_CH1
Q_IM_CH1
I_OUT_P
I_OUT_N
Q_OUT_P
Q_OUT_N
Rx SAW
PDET_IN
W900
PAM
W900
DUPLEXER
W(1900)
DUPLEXER
W2100
DUPLEXER
Coupler
Coupler
Coupler
W1900
PAM
WCDMA
TX SAW
WCDMA
TX SAW
WCDMA
TX SAW
LNA
GPIO_105
TCXO_EN
VDDA
GPIO_106
SSBI
TCXO
TCXO_OUT
TRK_LO_ADJ
TCXO_IN
BUFFER
Swift RF Block Diagram
W2100
PAM
MSM7227
Ant Sel 0,1,2,3
GPIO_72
GPIO_73
GPIO_74
GPIO_75
GPS_LNA_EN
GPIO_58
W2100
RX saw
WB_MX_INP
WB_MX_INM
WPRXSE2_OUT
USBPHY_SYSCLK
D-Flip
Flop
WCDMA_900_ON GPIO_22
WCDMA_1900_ON GPIO_110
WCDMA_2100_ON PA_ON0
Содержание GT540
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