Block Diagram - LG D405 Service Manual

5. BLOCK DIAGRAM

[LGD405] System HW Block Diagram
WCN3620
(BT/WLAN/FM)
RF CLK2 _
NFC IC
(PN547)
BB_CLK2
QFE1101
Primary
R /T Rx/Tx
VBAT
circuits
GNSS
Rx circuits R i it
Diversity
Rx circuits
2 Mics
(Main,Sub)
R Receiver (1307 WB) i (1307 WB)
Chip-Coil
Speaker (1810)
Ear-Jack (Side Contact)
LGE Internal Use Only
I2C
RGB LED
HOME
KEY KEY DRIVER DRIVER
WLAN (IQ, CTL(5))
BT_SSBI
FM_SSBI
I2C
SWP
USIM1
USIM2 USIM2
TX1_OUT SSBI
TX2_OUT
TX_IQ
TX3_OUT
PRX_IQ
PRX LB1 PRX_LB1
PRX_LB2
WTR2605
PRX_MB1
PRX_MB2
PRX_MB3
GNSS_IQ
GNSS_RF_IN
RF_CLK1
LNA_OUT
SSBI
LNA_IN
DRX_IQ
DRX_LB1
WFR2600
DRX_LB2
DRX_MB1 (Rx diversity)
DRX_MB2 DRX MB2
RF_CLK1
WCD9302 WCD9302
SLIMb SLIMbus
- Power/Lock key
(Codec)
- Up key
- Down key
- Home key
SDC1(8)
SDC2(4)
POP MIPI_CSI0(2lane)
LP-DDR2 1GB
MIPI_CSI1(1lane)
(533MHz 32 bit
Dual channel)
I2C
I2C
PWM
LINE_OUT
MSM8226
PWM
(1.2GHz Quad
Cortex-A7)
I2C
MIPI_DSI(2lane)
FLASH_STROBE
TX GTR THRESH TX_GTR_THRESH
PS_HOLD
RESET
SPMI
BB_CLK1
BB_CLK1
2540mAh(Typ),
Li-Polymer
Key button
USB Con.
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5. BLOCK DIAGRAM
eMMC v4.5
8GB
8M /5M Main Cam
1.3M/VGA Front
Cam
Hall IC Hall IC
Accel+Compass
Proximity Sensor
IR LED
IRRC circuits
DC Motor
Rx(20), Tx(12)
Touch CoB
4.7" qHD
LCD Backlight
(960X540)
PM8226
(PMIC)
19.2M TCXO
+VPWR_BOOST
Bypass
Booster Booster
+VPWR
VBAT
5V_USB
KPD_PWR_N
Only for training and service purposes
Touch
Screen
Flash LED