Samsung SM-T531 Service Manual

Also see for SM-T531: User manual User manual

Level 3 RepairDistribution, transmission, or infringement of any content or data from this document without Samsung’s written authorization is strictly prohibited.Confidential and proprietary-the contents in this service guide subject to change without prior notice.8-17SMD 0.9PFC222C252C236C250C231VREG_L16_3P0L215OSC20024 31VDD_WLAN_1P3C226C212VREG_L24_1P3C251VDD_WLAN_1P3C223C238C228C208C214C232L217C216VREG_L6_1P8C215C230C227C211VDD_5GWLAN_3P0L208C225R202C206C233G 4G 61HIGH3 LOWHIGH 4LOWF2025 COMG 2F2042 ANTG 1G 35G6L211L2164IN2 OUTC219F2031GND1GND23L207VLDO_1P8VDD_WL_2GPA_1P3VDD_WL_2GLNA_1P3911VDD_WL_2GPA_2P926VDD_XO_1P848FM_SSBI30VDD_DIG_1P2 35VDD_IO_1P8FM_HS_RX 61FM_DATA 41VDD_FM_RXFE_1P3 7475VDD_FM_VCO_1P3WDD_WL_LO_1P3 32VDD_WL_UPC_1P340VDD_WL_BB_1P3 4550VDD_WL_PLL_1P3617VDD_BT_PLL_1P3VDD_BT_FM_DIG_1P3 2559VDD_WL_5GPA_1P3VDD_WL_5GLNA_1P3 7873VDD_WL_5GPA_2P9VDD_FM_PLL_1P3 69VDD_FM_RXBB_1P3 54VDD_FM_TXDA_2P9 4928 N/CNC8081 NCVDD_BT_RXRF_1P3 34VDD_BT_TXRF_2P919BT_STROBEVDD_BT_VCO_1P3 7VDD_BT_BB_1P3 14WL_DA_OUT_5G47WL_RFIO_5G72 BT_DATA 29WL_PDET_IN1671 WL_CMD_DATA070 WL_CMD_DATA177 WL_CMD_DATA233 WL_CMD_CLKBT_SSBI66 GNDGND67GND7679 GND63WL_CMD_SETWL_BT_RFIO5WL_EPA_CTRL052WL_EPA_CTRL134GND46GND53 GND55 GNDGND5660 GND62GNDGND6524GNDGND23GND2737 GNDGND3843XO_OUT39GND42 GND44GNDGND1231XO_IN13 GND15 GND18GNDGND20GND2122FM_TXRX64WL_BB_INWL_BB_IP 5851WL_BB_QP 57WL_BB_QN1 GND2 GND8 GND10VLDO_1P8U201CLK_OUT3668C234VREG_L10_1P8C229C210C213C209R200C217C235C218VDD_5GWLAN_3P0C224C207EY_ANTEY_ANTGPS_ANTBT_WIFI_CLK_OUTWL_RFIO_5GWL_RFIO_5GWLAN_QPWLAN_QMBT_WIFI_CLK_INWLAN_CLKWLAN_SETBT_SSBIBT_DATABT_CTLWCSS_XOBT_WIFI_CLK_INBT_WIFI_CLK_OUTWLAN_IMWLAN_IPWLAN_DATA0WLAN_DATA1WLAN_DATA2[ 300mA ][ 600mA ]L26L18[ 600mA ]L15L28L28[ 150mA ]HWIDVDD_GR1/2[ 600mA ][ 1200mA, Default On ]L7L8L742L22LL27L1BATT_UICC_ALARM[ 3.2MHz ][ 600mA ]AUDIO_REF_CLKVREF_PADS[ 50mA ]L26VDD_APCL17L25TX_GTR_THRESHL4L13[ 300mA ][ 1200mA ]L11L1FLASH_NOW_IN / FLAHS_EN_OUTPA1_THERM[ 600mA ][ 150mA ]L23L14L21[ 3000mA, Default On ][ 50mA ][ 50mA ][ 300mA ]L10L25[ 600mA ][ 5mA ]L13 L14[ 5mA ]LED2_SNK[ 1200mA, Default On ]L27L12L5L10[ 1500mA, Default On ] L21[ 1.6MHz ]L8WLED_CABC71L51LL3[ VDD_S5 ]L20[ VSW_S5 ]VDD_COREBBCLK_EN ( NFC )[ 50mA ][ VREG_S5 ]GND_CHG_PSUBL28[ 150mA ][ 50mA ][ 1200mA ]EXT_5VBOOST_ENL24LVSVDD_CODEC_BUCKL18HR_LED_SNK11L9L L20[ 300mA ]VDD_GR3/4PA0_THERM[ 6.4MHz ]L9L3[ 1200mA ]L16[ 6.4MHz ]L19VREF_LDONote : Route togetherL19L6L6L11L2L22LED1_SNK / EXT_REG_ENVPH_PWRL5LVSL13[ GND_S5 ]L2L26L12[ 150mA ]L16SYS_BOOST_BYPL23[ 600mA ]L4[ 50mA ][ 300mA ][ 2000mA, Default On ]VREG_L24_1P3C726L701C713VDD_L25C760VDD_GR6C727VREG_S3_1P35C743C764VDD_GR1VREG_L4_1P2C749VDD_S3C736C759C712VDD_S4VREG_L19_2P85VREG_L2_1P2C765C731VREG_L12_1P8VREG_L18_2P95C732VREG_L10_1P8V_BATTVOUT_CHARGERC763C787VDD_S5VDD_S2C735C789VREG_L21_2P75C788C730C709VDD_GR4VREG_S4_2P1C757BAT700VREG_L26_1P25C737VDD_GR1C752VREG_L3_1P15VDD_S5C762C707 C708L702C714VREG_S4_2P198 GNDGND99NC90NC91GND92VDD_S4 93VOUT_LVS194VREG_S495BMS_CSN 96USB_ID_IN 97DNC83DNC84CBL_PWR_N85GND86GND87SLEEP_CLK188NC89VDD_S19VCOIN 76PON_RESET_N77GND7879VDD_GPVSW_S1 8DNC80VSW_S4 81NC82GND_S469VDD_GR6 7VREG_L257071VREGL12AMUX_172AMUX_273GND74GND75VREF_LPDDR61GND_XO_BUFF62 GND_XOADC6364 GNDGND_DRV65VIB_DRV_N66GND_S267GND_S268VREG_L21 53NC54VREG_L2055VREG_S2 5657GND_S2VSW_S258VDD_GR5 59XTAL_19M_OUT6VDD_GR5 60VSW_S246VDD_S3 47VDD_L2548VREG_L14 49XTAL_19M_IN5VREG_L28 50VREG_L23 51VREG_L22 52VDD_GR1 4NC40VDD_GR7 41BB_CLK242VREG_L15 43BB_CLK1_EN44VSW_S2 45VREG_L1832GND_S133VDD_S2 34VSW_S33536VREG_S3VREG_L437VREG_L1038RF_CLK239VREG_L525NC26VDD_GR4 27NC2829VREG_L19VREG_L2 3VREG_L1730BB_CLK131172VREG_L17 18VREG_L16 19VREG_L32VREG_S1 20VSW_S1 2122 GND_S1GND_S323VREG_L2624165VSW_CHG166VDRV_P167LED_CHG168VREF_BAT_THM 169GND_XO17VPRE_BYP 170OVP_CP_DRV171USB_IN158MPP_1159VREG_L1116GPIO_6160USB_IN161OVP_OUT162VBAT163VPH_PWR 164GND_CHG_HP150VBAT 151VPH_PWR 152GND_CHG_HP153VSW_CHG154VCHG155VBAT_SNS156MPP_4157 MPP_3MPP_6144NC145MPP_2146NC147GPIO_5148GPIO_3149VREG_L1 15GND_WLEDOVP_WLED137138VSW_WLEDVBAT 139VREG_L1314BATFET_CP_DRV 140MPP_8141GND_CHG142VCHG143RF_CLK113MPP_7130131BMS_BYPMPP_5132NC133GPIO_7134GPIO_4135GPIO_2136GPIO_8122SPMI_DATA123GPIO_1124125 WLED_1VDD_WLED 126VREG_L27127VREG_L9 128REF_BYP129VDD_GR3115VREG_L7 116GND_REF117118VREG_L8OPT_1119VREG_L24 12XO_THERM120AVDD_BYP121OPT_2108GND109VDD_GR211110 GND_OVPGND111SPMI_CLK112GND_WLEDI113GND_WLEDI114PS_HOLD100RESIN_IN101KYPD_PWR_N102103VLED_FLASHVDD_FLASH 104VREG_L6 105VREG_L6 106BMS_CSP 107U701VDD_GR21VDD_S110VREF_BAT_THERMC718VREG_S3_1P35VREG_L8_1P8R706VREG_S1_1P15VDD_GR2C761R714VREG_L15_2P8C746VDD_GR6C750VDD_GR5C719C744C748C716C738VREG_L16_3P0C710R715C705C753VREG_L17_2P95TR700D3G1S2L703C715VDD_S4VREG_L25_2P075TR704D3G1S2VDD_GR5C723R716VPH_PWRC786C721VDD_S1C745VDD_GR4VDD_GR2C729L700VREG_L25_2P075C728C706C704C711C742VREG_L28_1P8R701C734C756C724C754VDD_S2VDD_S3VPH_PWRVDD_GR3VDD_S1R705VDD_L25VREG_L20_3P075VDD_GR3TP_PM_GPIO_701VREG_L23_1P8C747C758VREG_S2_1P15C720C703VREG_L14_2P75V_BUS_5VC733R742VPH_PWR VREG_LVS1_1P8C755VREG_L27_1P9R720VDD_GR7VPH_PWRC717C751VDD_GR7VREG_L6_1P8VREG_L5_1P2C741VREG_L1_1P225VPH_PWREAR_ADCTSP_RSTAP_THERMTA_ENABLEBMS_SENS_PBMS_SENS_NSYS_THERMLCD_ENIF_CON_SENSEOTG_IDS1_PGNDS2_PGNDS3_PGNDS4_PGNDS2_PGNDS3_PGNDS4_PGNDPM_OPT_2BBCLK1_MSMGND_REF19.2M_OUTS1_PGNDMSM_RESIN_NSLEEP_CLK19.2M_INVREF_MSM_PX_MPP1MSM_PS_HOLDPMIC_SPMI_CLKPMIC_SPMI_DATAPM_OPT_1S1_PGNDS3_PGNDBBCLK1_MSM_ENS2_PGNDVREF_LPDDR2GND_XOADCS4_PGNDBATT_IDPMIC_AUDIO_REF_CLKRFCLK1_19.2MGRFC(12)BATT_UIM_ALARMVREF_LDO_MPP3PM_RESIN_NPM_KYPD_PWR_NGND_REFXO_THERM