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6. BLOCK DIAGRAM
LGE Internal Use Only
Copyright © 2007 LG Electronics. Inc. All right reserved.
Only for training and service purposes
2.System HW Block Diagram : RF Block
(WCDMA RF5184 BAND EXTENSION, BAND I/II/VIII)
BCM4325
[MSM6281]
[W-PAM]
RF5184
RFMD
TX_AGC_ADJ
RF_TX_IP// IM, RF_TX_QP// QM
[GSM PAM]
TQM7M5012
Triquint
GSM_PA _BAND
DCS_PCS_TX
GSM_PA _EN
GSM900 _GSM850 _TX
[RF Tranceiver ]
RT R6285
QCT
7 x 7 x 0 .9
4
PA_ON1
[FEM]
EPCOS
D5015
5x4x1 .3
DCS_PCS_OUT
4 BAND GSM RX (Balance )
ANT_SEL [3:0]
From MSM6281
ANT_SEL[3:0]
To FEM
TX_ON
TX_ON_GRFC10
GSM900_GSM850_OUT
WBMXINP
WPRXSE1_OUT
TX_AGC_ADJ
GSM_PA_RAMP
RF_ON
GPS_IP//IM, GPS_QP//QM
I_IP// IM, Q_IP// IM_CH1
I_IP// IM, Q_IP// IM_CH0
I _OUT//OUT_N, Q_OUT// OUT_N
WBMXINM
PA_ON1_GPIO 2
To DCDC converter
VCONTROL
From MSM6281
PA_POWER_CTL
GRFC1_AUX_SBDT_GPIP4
GSM_PA_EN
GSM_PA _RAMP
GRFC2_GPIO 5
GSM_PA_BAND
To G-PAM
DAC_REF
DAC_REF
VDDA1
SSBDT_RTR
SBDT
SBST
TRK_LO_ADJ
PMIC
PM6658
QCT
5. 5X5.5X1.2
VCTCXO
TG-5010 LH
Epson
3.3X3. 5X1
VCONT
XTAL_OUT
XTAL_IN
32.768 KHz
OUT
TCXO _PM
TCXO_RTR_19.2MHz
TCXO
TCXO
TCXO_OUT1
TCXO_IN
TCXO_EN
TCXO_EN_GPIO 94
SBDT
REF_OUT(MPP8)
SSBDT_PM
GSM_PA_PWR_CTL_REF
SBCK
GSM_PA_DAC_REF
From MSM6281
From MSM6281
HB_RF_OUT3
HB_RF_OUT1
LB_RF_OUT1
[Duplexer]
MURATA
SAYZY 1G95EA0B00
SDMY0001201
PWR_DET_IN
[Coupler]
W2100 or
W1900
RFIN_CELL
RFIN_PCS
RFOUT_CELL
RFOUT_PCS
[Coupler]
W900 or
W850
LB_RF_OUT2
W850 _TX
[Duplexer]
EPCOS
ACMD-7403
SDPY 0004401
WC
D
M
A
21
00
WC
D
M
A 1
9
0
0
WC
D
M
A
9
0
0
o
r
8
5
0
[Duplexer]
EPCOS
B7681
SDMY0001601
VREG _CELL
VREG _PCS
WPRXLB
W2100_RX
W1900 _RX
W850_RX (Balance)
WPRXSE1
WPRXSE2
WPRXSE2_OUT
2
W2100 _LNA_OUT
W1900 _LNA_OUT
TX SAW
2100 or 1900
RX SAW
Power detected
FM_ANT
VCC
VREG _WCDMA_PA
PA _ON0
PA_ON0
GPS_IN
TX_IP//IN, TX_QP//QN
DRX_QP//QN, DRX_IP//IN
PRX_QP//QN, PRX_IP//IN
RF_RX_IP//IM, RF_RX_QP//QM
4
4
4
BUFF_TCXO
LNA
ALM-1412
AVAGO
SMZY0016501
FIL_OUT
RF_IN
TX SAW
B9416
EPCOS
S_D
AUX_PCM_DIN_GRFC13_GPIO14
GPS_LNA_EN
GPS_LNA_EN from MSM6281
SLEEP_CLK
VREG_WCDMA_LB_2.85V
PA _R0
GP_PDM2_PA _RAN_GE0
To DCDC converter
[BPF]
FAR -F6KA-
2G4418-A4VA
[Antenna Switch]
MASW-008902-000DIE
SW_BT_Tx
SW_WL_Tx
SW_WL _BT_Rx
Tx_BT
Tx_WLBG
RF_SW_CTRL_P_0
RF_SW_CTRL_N_1
RF_SW_CTRL_N_0
Tx BT
BT_RFION
WRF_RFOUTP_G
Tx WLAN b/g
Switching control
Switching control
Switching control
LNA
MGA645T6
EUSY0310901
Rx_Ext_LNA
WRF_RFINP_G1
BT_UART_TXD
BT_UART_RXD
BT_UART_RST_N
BT_UART_CTS_N
BT_PCM_SYNC
BT_PCM_OUT
BT_PCM_IN
BT_PCM_CLK
Interface of
BT and MSM6281
8
VAFL
VAFR
2
FM_RXP
FM_RXN
W2100/ W1900 _TX
2100 or 1900
TX SAW
Shorted line
Opened line
VREG_WCDMA_HB_2.85V
[DCD C]
MIC2238-AAYML
MICREL
SW1
SW2
EN1
EN2
From MSM6281
VDD_3.3V
VDD_1.2V
From
DCDC CONVERTER(MIC2807 )
Wi-Fi + BT + FM radio
TAIYO YUDEN MODULE TYPE
FROM
18 PIN CONNECTOR
[DCD C]
MIC2807 -NNYML
MICREL
LDO1
LDO2
EN1
EN2
DAC
0.5V
PA_ON0
PA _ON1
VREG_WCDMA_LB_2.85V
VREG_WCDMA_HB_2.85V
To WPAM
OUT
VREG_WCDMA_PA
WLAN_REG_ON
BT_REG_ON
To AUDIO CODEC
TCXO
XTALP
32MHz
2.8V
LDO