5. BLOCK DIAGRAM
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Copyright © 2014 LG Electronics. Inc. All right reserved.
Only for training and service purposes
LGE Internal Use Only
LPF
GSM_LB
WTR1625L
ANT1
Coupler
GSM_HB
B5/8
TX LB1(B5)
HCPA
ACPM-7700
TX_LB2(GSM_LB)
TX_MB2(GSM_HB)
ANT1
GSM850/GSM900
WCDMA B5/8
LTE B7/8/20
B3/B4
B5
B8
B1
B2
GSM_LB
GSM_HB
B1/2
_
( )
TX_MB3(B1/2)
TX_MB4(B3/B4)
DPX
B4
FEMID
DPX
PRX_LB3(B5/GSM850)
PRX_LB2(B8/GSM900)
PRX_MB2(GSM_HB)
B3
GSM_HB_RX
B5
B8
B1
DIP
LB
HB
PRX_MB1(B2)
PRX_HMB4(B1)
PRX_MB3(B3)
PRX LB1(B20/
28
)
TX_LB3(B20/
28
)
B2
PAM
SAW
B20/28
SPDT
LPF
LPF
DPX
B20/28
ANT3
GNSS
TX_HB2(B40)
TX_HB1(B7)
PRX_HB3(B7)
PRX_LB1(B20/
28
)
SAW
PAM
SP5T
B40 R
B40 Tx
Coupler
DPX
PAM
ANT2
DCS1800/PCS1900
WCDMA B1/2
LTE B1/3
GNSS_IN_N
GNSS_IN_P
SAW
LNA
B7 TRx
DRX_MB1(B2)
DRX_MB3(B3)
DRX_HMB4(B1/B4)
SAW
B40 Rx
p
PRX_HB2(B40)
B1 DRx
B2 DRx
B3 DRx
B7 DRx
DRX_HB1(B40)
DRX_LB4(B20)
DRX_HB3(B7)
DRX_LB3(B5)
Diversity
FEM
DIPLEXER
HB
LB
DRX_LB1(B28)
ANT6 MIMO
WCDMA B1/8
LTE B1/3/7/8/20
B5 DRx
B28 DRx
B20 DRx
B8 DRx
B7 DRx
SAW
DRX_LB2(B8)
DRX_MB1(B2)
PRX_MB3(B1)
WFR1620
DRX_MB3(B1/B4)
PRX_MB1(B2)
SAW
SPDT
B40 DRx
SPDT
LG D722V RF Circuit