Block Diagram - LG -H422 Service Manual

1. Total block diagram
SKY77589-11
(Tx Module)
2G_RX
Main
TRX5
ANT
TRX6
LFB21914MDZ3
D384
2G_TX
TX_HB_IN
TX_LB_IN
TRX4
TX_MODULE_TRX3
TRX3
TX_MODULE_TRX2
TRX2
TX_MODULE_TRX1
TRX1
※Option
DTV ANT
H422TV
WiFi/BT
ANT
AK09911
(Compass)
LGE Internal Use Only
26MHz
RFIC0_TXBB
MT6166
(RFIC)
RFIC0_PRXBB
RFIC0_BSI
3G_TX_LB
3G_TX_HB
3G_RX_B8
B8 DPX
3G_TX_LB(B8)
3G_LB_TX_SW
Separ
ator
3G_TX_LB(B5)
3G_TX(LB)
B5 DPX
PA_MODE_SEL_0
3G_RX_B5
Power
3G_PA_B2_EN
Amp
3G_TX_HB(B1)
3G_PA_LB_EN
B1 DPX
3G_RX_B1
1SEG_EN
1SEG_RESET_N
MTV222
(DTV)
1SEG_INT
1SEG_SPI
GPS_RX
WB_TX
MT6627
WB_RX
(BT/WiFi/GPS)
WB_CTRL
HALL_INT
Hall IC
COMMON_I2C
K2DH APDS-9130-200
(Accel) (Proximity)
32.768kHz
MAIN_CAM_MIPI
MT6582 CAM0_I2C
(Digital Baseband
VT_CAM_MIPI
Processor)
GPIO_35
CHD_DP
CHD_DM
TOUCH_I2C
SDA0, SCL0
TOUCH_INT
GPIO_2
DSV_AVEE_EN
GPIO_106
GPIO_107
DSV_AVDD_EN
WATCHDOG
GPIO_25
MSDC0
RDQ, RDQS,RA
GPIO_64
MSDC1
GPIO_72
GPIO_60
USB_D_M, USB_D_P
GPIO_61
USB_DM, USB_DP
USB_ID
AUX_IN0
GPIO_74
GPIO_65
GPIO_8
GPIO80~83
GPS_RX
WB_TX
WB_RX
EAR_SENSE_JACK
GPIO_99~104
GPIO_4
GPIO_10
AUD_DAT_MOSI
AUD_CLK_MOSI
AUD_DAT_MISO
GPIO_88,89
64

4. BLOCK DIAGRAM

8MP Camera
5MP Camera
※Option
H420
1MP
VT Camera
SLEEP_CLK_IN
CHG_D_P CHG_D_N
4.7'' TOUCH
(JDI 社)
POWER &
LOCK KEY
CAM0_I2C
LCD _MIPI
4.7" HD (1280*720) LCD
+5.5V / -5.4V
LM3632
Back Ligh LED
(SUB PMIC)
WATCHDOG_RESET_OUT
PMIC_INT
PMIC_SPI
1st Micro
MCP
SD Combo
eMMC 8GB
DDR3 8Gb 2nd Micro SIM
Socket
SDCARD
※Option
COMMON_I2C
CHG_EN_ CHG_STAT
USB 2.0
Linear charger
VBUS_USB_IN
RCV_SPK_P/ RCV_SPK_N
RCV
(EAB63288401)
SPK_P/SPK_N
SPK
MIC(EAB62950801)
(EAB62653001)
Main MIC
Sub MIC
TPA6136
HPH_L
(Audio_Sub_System)
HPH_R
HPH_AMP_L HPH_AMP_R
HOOK_DETECT
EAR_MIC_JACK
3.5pi Jack
MIC_IN2_N
AUDIO_DATA_MOSI
AUDIO_CLK
AUDIO_DATA_MISO
Copyright ⓒ 2014 LG Electronics. Inc. All right
reserved. Only training and service purposes
MT6323
MOTOR
(PMIC)
RTC_32K1V8
CHG_DP
CHG_DM
PM_KYPD_PWR_N
PWRKEY
Flash LED
SYSRSTM
INT
SPI
SIM1
SIMLS1
SIMLS2
SIM2
H422, H422, H422F
VBAT
Battery
VBAT
AU_HSP
AU_HSN
SPK_P/SPK_N
AU_VIN0_P
MIC_IN1_P
AU_VIN0_N
MIC_IN1_N
MIC_BIAS_1
AU_MICBIAS0
AU_VIN2_P
MIC_IN3_P
AU_VIN2_N
MIC_IN3_N
AU_HPL
AU_HPR
ACCDET
AU_VIN1_P
AU_VIN1_N
AUD_MOSI
AUD_CLK
AUD_MISO