SAMSUNG SM-J320N Service and repair manual

RFFE1_CLK/DATA

ANIBAL GARCIA VENEZUELA

https://irepairvenezuela.com/

@irepair.ve

https://www.youtube.com/anibalgarciaolivera

TX_B1/2/3/5/8/28_WTR_OUT

TX_B28_PA_OUT

SAW

PRX_B28A

SAW

PRX_B28B

PRX_B40

TRANSCEIVER

PRX_I/Q_P/N

DRX_I/Q_P/N

TX_I/Q_P/N

MAIN

FEMID

(F1001)

TX_B1/2/3/5/8_PA_OUT

TX_GSMHB/GSMLB_PA_OUT

TRX_B28

S/W

PRX_B1/2/3/4/5/7/8/17/20/28A/28B/40

SAW

MMMB

TRX_B28A

TRX_B28B

(U1004)

RF_CLK1_19.2M

MAIN

ANT

DIV

ANT

TX_PA_OUT_B40

RFFE_CLK/DATA

EARJACK

PMIC

TRX_B7

Duplexer

SAW

RFFE_CLK/DATA

FM_ANT

RF_CLK2_WLAN

SAW

B7/40 SW

DIV. FEMID

(U2006)

BT/WIFI/FM

(U2001)

PMIC

PRX_B7

PAM BAND7

TX_TR_OUT_B7

26M TCXO

B7/40_PA_SEL

DRX_B1/2/3/4/5/7/8/17/20/28/40

DRX_B1/2/3/4/5/7/8/17/20/28/40

B2 SAW

B28 SAW

B40 SAW

WLAN_CLK/SET, BT_CTL

WLAN_I/Q_N/P, WLAN_D[0:2]

BT_SSBI/DATA, FM_SSBI/DATA

TR_SPI_DATA

CLK26_SINE0

AFCOUT_LTE

SM-J320N0

Block Diagram

CP+AP

SC9830I

(UCP3000)

(CP+AP)

WLAN/FM

ANT

GPS_RF_IN

GPS_LNA_EN

GPS

SAW

GPS

(U2002)

SAW

ANT

SIM1_DATA, NFC_FIRM/IRQ

NFC

NFC_SDA_1P8

NFC_SCL_1P8, NFC_EN/CLK_REQ

(U2003)

PMIC

NFC_SWP

NFC_CLK_19.2M

SIM1

Micro_SD

Accel. Sensor

Proxy Sensor

SIM1_CLK/RST, T_FLASH_CLK/CMD/DET_N

SIM1_DATA

T_FLASH_D[0:3]

ACC_INT_N

SENSOR_SCL_1P8

SENSOR_SDA_1P8

PROXY_INT

MOTOR

Haptic Driver

MOTOR_PWM

FG_SCL_1P8

FG_SDA_1P8

MUIC_INT/SCL_1P8

MUIC_SDA_1P8

USB_AP_D_P/N, UART_TXD/RXD

UART_BOOT_ON

IF_PMIC_SDA_1P8

IF_PMIC_INT/RST/SCL_1P8

CAM_FLASH/TORCH/CORE_EN

FG_ALERT, CHG_EN

AP_PS_HOLD

AP_PMIC_SPMI_CLK

AP_PMIC_SPMI_DATA

AP_RST_IN_N

SLEEP_CLK

PDM_RXD[0:2], PDM_TXD

PDM_CLK/SYNC

SIM_BAT_ALARM

BB_CLK1_AP, BB_CLK1_AP_EN

NFC_CLK_REQ/19.2M

NFC

TRANSCIEVER

BT/WIFI/FM

RF_CLK1_19.2M

RF_CLK2_WLAN

VOL_UP

DDR3_DQ[0:31]/DM[0:3]/CA[0:9]

DDR_DQS[0:3]_P/N, DDR3_CS[0:1]

EMMC_D[0:7]/CLK/CMD, AP_RST_OUT_N

CAM_RST_N, CAM_MCLK, CAM_EEP_WP

CAM_SDA/SCL_1P8

VREF_DDR3

DDR3_CLK_P/N, DDR3_CKE[0:1]

CAM_AF_EEP_SDA/SCL_1P8

CAM_MIPI_CLK/D[0:3]_P/N

VTCAM_RST_N, VTCAM_MCLK

VTCAM_MIPI_CLK/D[0:1]_P/N

TSP_SCL_1P8, TSP_INT, LCD_RST_N

TSP_SDA_1P8, LCD_MIPI_D[0:3]_P/N_F

OLED_ID

TOUCH_KEY_INT, TOUCH_KEY_SDA/SCL_1P8

IF PMIC

(U4003)

PMIC

(U4000)

8GB +1.5GB

(UME3000)

8M MAIN CAM

5M VT CAM

5" OCTA HD

HOME_KEY

EAR_MIC_3.5_N/P, EAR_OUT_FB,

EAR_ADC_3.5, EAR_G/L_DET

VREF_DDR3

LPDDR3

USB_D_P/N

USB_ID

SPK_OUT_P/N

MAIN_MIC_P/N

VDD_PX_BIAS_MPP1

EAR_OUT_R/L

microUSB CON

FLASH (LED4000)

NFC_ANT1/ANT2

FG_FB_P/N

BAT_ID

RCV_P/N

19.2M TCXO

AP_THM

PA_THM0

MAIN_THM

PHONE_ON_N

EL_ON,

VDDP_EN

BATT

RCV

SPK

MIC

THM3000

THM1000

THM4000

VOL_DN

EARJACK

OCTA DCDC

TOUCH KEY

HOME KEY