Repair guide S21 (SM-G991B) - Français (FR) - Rev.1.0

RF

MEMORY

RFFEs

/ GRFCs

UFS memory UFS3.1 128/256GB

RFFE

LFEMID (QFM4802) NR/LTE PAM (QPA4580-1) (QPA5580) HB LPMAID (QM78143TR13) N77/78 (QM78217) LMH/B LFEM (SFMLHT0W001) MHB MIMO (QDM5873) N77/78 (HFQRXGPJB- 518)

ANT

HALL IC #1 BACK COVER CERTIFY

SENSOR

HALL IC #2 SUB PBA

PRX_TR/DRX_TR

GRIP ISG5320A

S5511 (TRANSCEIVER)

GPS

GRIP2_I2C_1P8

6Axis(Gyro,Acc) LSM6DSOTR Proxy/Ambient Light TMD49123BSH100X

Sensor Hub & GPS BCM4775

TX1 / TX2

Magne � c AK09918C Barometer LPS22HHTR

AUDIO

MAIN MIC

SUB MIC 3RD MIC

SPK AMP CS35L40

SUB3

SPK

BT WIFI SWB-E43 (SEM/BCM4375)

WIFI1 2.4G/WIFI2 5G

SUB5

SPK AMP CS35L40

RCV

WIFI2 2.4G/WIFI1 5G

DISPLAY

MAIN Display 6.2" FHD+ 2400x1080 DDI : S6E3FAB TOUCH : S6SY792

AP S5E9840 (Exynos 2100)

Display PMIC SM3010

NFC/WPC ANT

NFC SN110UV3

eSIM

SIM

NFC & SIM

BTP (QFS2608)

SENSOR_HUB

POWER

AP PMIC SUB

POP LPDDR5

CAMERA

BUCK8/LDO23

CAM PMIC S2M PB02 X01-6030

S2MPS24A

VOL_UP

VOL_DN

AP PMIC MAIN

LED+ FLICKER SPFCW16401CNS1F2T0

32KHz

BIXBY_POWER

BUCK9/LDO33

FRONT CAM

VBAT SYS

BATT

(10M)

S2MPS23A

4000mAh

IF PMIC MAX77705 (MD05)

U-WIDE (12M)

PCA9468 (Direct CHG)

VBUS_IF (5V)

MOTOR

MOTOR BOOSTER IC FAN48618

WIDE (12M OIS)

NFC/WPC ANT

MFC P9320S

VBUS_OVP (5V)

VBAT

TELE (64Mx3 OIS)

SYS VOUT

USB2.0

OVP LS FPF3188UCX

REAR CAM

USB3.2

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