8. Level 3 Repair (VIETMOBILE.VN) 8-1. Components Layout PBA TOP Side Confidential and proprietary-the contents in this service guide subject to change without prior notice Distribution, transmission, or infringement of any content or data from this document without Samsung’s written authorization is strictly prohibited. 8. Level 3 Repair (VIETMOBILE.VN) PBA BOT Side Confidential and proprietary-the contents in this service guide subject to change without prior notice Distribution, transmission, or infringement of any content or data from this document without Samsung’s written authorization is strictly prohibited. A5 2017(SM-A520F/DS) BLOCK DIAGRAM (VIETMOBILE.VN) Memory 32GB e.MMC EMMC_RST_N EMMC_CLK PRX_B4 EMMC_CMD EMMC_DATA(0:7) PRX_B1 B1002 EMMC5.0_RCLK LNA PRX_G1900_B2 PRX_G1800_B3 TX_B1/2/3/4 B4 B1 HB SP10T B2 Transceiver S.LSI S5M925DA01 MB PA B3 PRX_DCS/PCS D5224 Main FEMid LFD21829MMV3E151 FM_I2S_CLK FM FM_I2S_SYNC COMP. SI4705-D50-GM FM_I2S_DI TX_GSMHB TX_DCS/PCS HPF Main ANT (0.7 ~ 2.7GHz) SKY77669 MMMB PA LPF TX_GSMLB TX_GSM850/900 B28 TRX Diplexer B17 TX_B5/8/20/28 B20 HHM22137A3K Coupler SP5T B5 DPX252690DT5225A1K TX_B17 B8 LPF LB SP7T HPF LB PA MOTOR MOTOR_LDO_EN PRX_B17 PRX_B20 PRX_B5/GSM850 PRX_B8/GSM900 GRIP+TOUCH(A96T316AU) TOUCH_SCL/SDA_1P8 PRX_B28 LMDP2HGA-J12 PRX_B7 SFMLM7RB002 PMIC TX_B7 TRX_B7 LNA (AUDIO) SAYEY2G3BA0F3K XDVS_CTRL_1 B8337 TRX_B40 MXD8631S TX_B38/40/41 SP3T TRX_B38/41 B8339 PMIC_AP32K SKY77786 HighBand PAM PMIC_TCXO_EN PMIC BB_I2S_LRCK PRX_B40 S2MPU05X01-6230 PMIC_IRQBC PRX_B38/41 WARM_RST_IN_N PMIC_POR PDET GNSS_RF_1P1_LDO_EN GNSS RDALN1609(R) HPF Diplexer VOL_DN VOL_UP COMP. B40 AUDIO CODEC DRX_B7/38/40/41 B7 GNSS Extractor B1 MB B3 BPF S5E7880 XF0-LA30 (CP+AP) B5 B17 LB DRX_B2/3 SP2T AUX2_MB_IN AUX_MB_OUT SP5T DRX_B5/8/17/20/28 B8 B20 EAR_L_DET EAR JAC K EAR_MIC_3.5_P EAR_R/L BTP+HOME KEY B8853(E) 1.8GHz SPK AMP GNSS_RF_IN (TFA9896BUK/N1) SPK_P SPK_N SPEAKER IF PMIC Coupler SAW DPX252690DT-5225A1K IF_PMIC_SCL/SDA_1P8 SAFFB1G56KE0F3K TYPE_C_INT GPS LNA GPS_LNA_EN IF_PMIC_INT BT/WIFI ANT(TFA) IF PMIC FG_SCL/SDA_1P8 S2MPU05X01-6230 Coupler Diplexer HM2942A2 DPX105950DT-6016A1 2.5GHz FILTER SAFEA2G46MB0F3K BT/WI-FI WLAN(IN,IP,QN,QP,DATA,SET,CLK) BT(SSBI,DATA,CTL) WCN3680B 5GHz WL_PDET_IN MST ANT MST ZF100N MST_DATA_A MST_DATA_B MST_PWR_EN CAMERA NFC_IRQ_N/FIRM NFC ANT NFC_EN_N NFC_I2C_SCL/SDA NFC CAM_EEP_SDA/SCL SEN81DSXS1-YT30 NFC_ESE_PWR_REQ CAM_SDA/SCL SPI1_CLK/CS0_N 16M CAM CAM_MCLK SPI1_MOSI/MOSI CAM_MIPI_D[0:3] CAM_MIPI_CLK_N/P VTCAM_EEP_SDA/SCL VTCAM_SDA/SCL NFC_CLK_26M Connectivity VTCAM_RST_N NFC_SWP VTCAM_MCLK VTCAM_MCLK 16M CAM VTCAM_MIPI_D[0:3] VTCAM_MIPI_CLK_N/P SIM1_CLK /RST/DATA SIM1 SENSOR RCV&PROXY+ RGB FPCB (CM36655M30E-H6(Capella)) LCD_MIPI_D[0:3] 6AXIS SENSOR MAGNET & ACC SHUB_SPI_SS_N/CLK (STM32F410TBY6TR) (LPS25HBTR) TSP_SDA/SCL LCD_RST_N SHUB_SPI_MOSI/MISO TSP_TA TSP_INT (LSM303AH) SENSOR_SCL_1P8 SENSOR_SDA_1P8 OCTA LCD_MIPI_CLK SENSOR2_SCL_1P8 SENSOR2_SDA_1P8 SENSOR HUB Pressure Sensor RECEIVER MAIN_MIC_P MAIN MIC SUB_MIC_P SUB MIC EAR_G_DET B28 BGU6009 RCV_P RCV_N DRX_B1/4 SP2T AUX1_MB_IN BPF B8636(E) SKY13745-21 DRX LNA FEM SP3T HB LPF GPS VOL.KEY B38/41 DPX252690DT-5225A1K(T) LB Div. ANT (0.7 ~ 0.96GHz) POWER KEY SAFFB1G56KB0F0AR15(M) LNA MB & HB Div. & GNSS ANT (1.55 ~ 2.7GHz) SW_ON PMIC_IRQ_N 5.2" OCTA EL_ON1 OCTA DC/DC EL_ON2 S2DOS04 ANT1003 R1901 R6903 ZD1000 U4011 C4091 SUS7001 CON7902 R6058 ZD6018 C6051 R6901 C6043 D6000 C6042 ZD6900 C6046 ZD6014 ZD6015 R6053 BH707 C7981 L1018 VR1000 IFC6001 C7980 U7012 C6030 SC7104 TP3009 TP5007 TP3008 TP3000 TP5003 TP3006 C7705 C7029 C6032 R6029 L6013 TP5008 R3049 R3057 R3055 TP5006 TP5005 TP5009 BH702 ZD6022 TP5001 TP_XTSCPUCL3000 TP5004 R3020 R3014 R3015 TP3003 R3912 C7708 R3016 R3017 C7709 C7707 R7012 Q5001 R4039 C5111 R5031 R6031 R4028 C3030 R5028 L6008 L6024 ZD6021 ZD6012 L6017 C3011 R3004 R3006 C4055 C6025 R3002 R3005 R5030 R5029 R5026 R5025 R5027 ZD6911 C7028 VR7103 R5902 L6014 C6036 C5110 R5005 BH708 ZD5003 C5073 R5003 C7063 C7013 L7003 C5986 C7010 VR7108 C7065 ZD7004 C7009 L5801 L7000 ZD5001 C5117 R5800 ZD6005 ZD6002 L6005 L6004 VR6001 C2157 L2064 C2091 F2007 VR7107 TP4017 U5010 R3054 C5105 TP3001 TP3007 C3084 C3032 R5930 C5980 TP_XRTC_XTO TP_XRTCCLKO C3029 C3098 C3007 R3009 R3011 TP3002 TP5002 TP5101 C4064 C3024 R4026 BH703 L4023 L6016 R4033 C4999 BH706 C6034 ZD6010 C7992 F2006 C2143 C2142 L4014 C2146 U4008 C4065 C4099 L2004 L2005 L2008 C4059 L4015 C4057 C2145 C2147 C2139 C2140 F2000 L2001 L2003 C4199 C2007 C2125 C2127 ANT2013 VR2101 L2061 U2006 L2043 C2126 C2094 VR2004 C4061 C2141 U2005 C2144 C2155 L2053 L2050 C2095 L2076 C4912 C2104 C2011 C2009 L2065 C2099 C2088 L2070 C2158 L2047 C2097 ANT6052 U2000 C2156 VR7101 ANT6053 U4015 U6015 C6904 C4120 BH701 L2054 C2106 ANT4010 F2001 C6905 U4009 R4043 C5058 C7062 C6031 VR6005 C4060 C4058 C5107 R7008 C6012 R6033 C6035 C3060 C4113 R4027 L4016 VR3001 C5043 R7007 HEA7001 C2010 L6012 R6049 TP1000 TP3005 R5013 U7006 L6021 ZD6008 R6048 TP1001 TP3004 ZD6912 U7050 L6020 ZD6031 R6030 R6043 R3911 C5060 R5021 ZD6030 R6006 C6033 U6011 C3042 R5034 R5033 U5005 C5044 C5982 C5401 C7023 R6045 C5106 R5009 C5077 C5087 R3910 C5091 R5008 L5001 C5037 C5084 TA7003 R6000 C6006 R6052 L6019 C3001 TP5000 R5010 BH709 C6003 ZD6017 ANT1005 C6044 L3001 C3040 TP4014 TP4013 R4042 ZD6901 L6018 R3001 TP_AMP_BCK VR4010 C6049 C6045 R3000 TP_AMP_WS VR6002 C4913 VR7106 R6044 C3014 UME3000 TP_AMP_DATA6000 C6903 ZD6016 L2022 C3059 R3907 R5801 C3000 TP_AMP_DATA6001 VR6017 L6015 C2046 R4031 ANT2003 C2029 C4114 C4070 R4032 C2024 VR7105 C2019 U4013 C2093 R4038 FM_INT C4087 C4069 R4037 VR6006 U4007 C4092 C2138 R4030 R7902 ZD4001 L7014 L4019 C4910 C6041 TDMB_INT C4054 L4011 PAM2001 R5036 TP_HALL_INT D5001 L7011 C5102 C4052 L2000 R3046 L5006 R5007 TH3000 C3106 U3001 R3053 U5004 L1045 C6029 TDMB_SPI_MISO C1063 L7103 C3009 C1065 TDMB_SPI_CS_N C3041 U1003 C6028 C3083 L1051 C2020 TDMB_SPI_MOSI R3905 TP_GPLL_ANA_EXT VR7102 C5095 C1064 C3010 R3045 C3027 D5000 C3105 C3006 TP5998 L7120 C3020 BB_IQB U7016 L7012 C7987 TP_CLK_MON C7703 R3003 R3906 C7982 XCP_GPIO3000 SC7100 C3004 TP_DSCL SIM6001 TDMB_SPI_CLK XCP_GPIO3001 SC7000 VR5000 R5999 C7040 R2004 C2016 C7986 C3057 C7012 ANT1000 L4012 C5984 C5096 L1046 C7985 R2002 C5082 C5059 C6050 BH705 L7102 R3540 R3539 C5054 C5097 C5063 U4005 C2137 C2017 OSC7000 C3028 C5983 L2014 L2027 L2888 C5036 C5118 C5122 C2015 C3104 C5039 R6057 C2031 L2062 F2009 L2013 C5055 C5057 R6056 R6054 L2063 F2008 U7005 VR1008 L2029 SC7105 C2054 C5042 VR1001 L2028 U5201 C2055 R3903 ANT1002 VR7104 JTAG3001 R3904 ANT5003 ANT5005 JTAG3000 JTAG3002 JTAG3003 VR6007 L2006 C2005 ANT4000 ANT2004 VR2005 ANT2000 Model : Revision : Manufacture Count : Charge : Contact : Date : Routing : Resin : L2007 L2009 C2129 L2900 L2042 VR2003 ANT2010 SIM6000 C6020 R5151 R5022 C7064 R5023 (VIETMOBILE.VN) Model : Revision : Manufacture Count : Charge : Contact : Date : Routing : Resin : C4007 VR2002 C4010 C4008 C4888 L2002 C4043 C4805 TP4009 TP4101 TP4102 TP4010 TP4001 TP4000 TP4011 D6001 TP4008 TP4002 C4001 C4004 C4003 C4047 C4016 C4046 U4000 C7017 TP4003 TP4007 C4023 R6007 C4002 C6010 U4003 D6002 D6004 C6011 C6037 R6009 R6008 C4006 C6801 R6010 C4015 C4014 ZD6001 C4005 D6003 R4041 R4015 R6011 TP_SD_CMD TP_SD_D4003 D6005 R4010 R4014 SDIO_INT R4008 TP_BT_UART_TXD TP_SD_D4000 R4040 F4000 L4005 C4040 C4021 C4009 L4008 TP_WLAN_CLK R4025 U7001 U7002 C4017 R4001 R4502 R4504 C7047 R4500 C7049 R4501 R4503 C4030 C7043 R4505 LED7000 TP4012 U4001 CON7901 U4014 C4013 L4004 C4051 C4012 F4005 C4101 C4049 L4010 C4041 C4025 C4100 L4003 C4111 C4029 R4801 C4032 R4802 U4004 C7993 C4045 U7052 F4001 L4052 R4017 TP_SD_D4002 C4900 R4044 L4006 L4999 C4018 TP_BT_UART_RXD C4011 R4011 C4031 C4028 C4022 C4019 R4020 R4019 R4018 C4119 C7016 VR4002 C4020 R7903 R4021 R4022 CON7000 U7007 U7003 C4901 VR7004 R4045 C7022 L7001 ZD7010 ZD7009 C7033 C7020 U7017 C7701 Q4000 C7702 R4016 HEA4001 C7014 R7705 HEA7002 C7015 C2092 ZD7012 F2003 C2030 C2111 C2122 ZD7008 C2008 ZD7011 C2105 C2115 F2002 OSC4010 C2090 C7994 C4072 OSC4000 C4800 R6004 C4050 TP_SD_D4001 C6005 R6002 GPS_ANT R4800 C4071 C4024 C4035 SC4000 U4002 L6001 C6001 C4000 C4033 C4026 C4027 ZD6500 U6001 C2999 R4000 L4000 C4034 VR2006 ANT2020 MIC6001 R3022 R3021 HEA7000 R3034 R7901 ZD7005 R3033 R3024 C4080 R3901 TP4015 R3023 C7044 C7046 C4085 C7045 C4082 C4095 C4073 C4077 C4097 C6016 C4074 C4075 L4022 C4076 C4116 C4115 U4012 L4021 C4088 C4096 ZD4900 C4081 C4089 C4084 C6015 C6014 R6013 R4034 R6203 U6008 R6202 ZD4910 C4093 TP_NFC_CLK_4000 TA5000 C5115 MST_PWR_EN_TP ANT5004 R6201 R6204 ANT6051 ANT5001 C4083 TP_NFC_SWDIO R6005 ANT6050 C7008 C7005 ZD6102 C7007 C7006 ZD6904 TP_NFC_FIRM R3902 TP_NFC_TCK C7048 ZD7006 HDC7000 U7051 TP_NFC_IRQ TP_NFC_EN HEA5020 Debug_TP C5112 C4078 C7024 U7010 C7025 R3047 ANT4002 C5123 C5121 R5912 R5911 U4010 L7004 R3048 C5120 C7026 ANT4001 C7027 MST_DATA_A_TP MST_DATA_B_TP C5119 ANT5002 C4079 TP4016 ANT5000 TP_NFC_CLK_REQ F7013 F7012 F7014 F7010 C7619 C7038 C7037 L7008 L7010 C7082 L7009 C7034 C7622 C7621 U7015 C7041 C7031 C7042 C7032 C7083 C7635 (VIETMOBILE.VN) C7710 C7081 C7036 C7030 L7101 L7007 C7620 C7084 C7630 SC7103 C7039 C7035 F7011 C7988 TP_AMP_INT C5098 C5014 C5013 C5031 C5030 C5041 C5038 U5007 C5001 C5033 C5035 C5021 C5004 C5302 C5047 C5017 C5081 L5008 C5052 C5045 C5027 C5003 C5008 SC7102 C5011 C5029 C5024 C5046 L5009 C5040 C5007 C5002 C5018 C5019 Q5000 C3039 C5103 C5048 C5020 C5101 C5053 C5034 C5083 C3038 C5104 C5100 C5093 C5032 C5022 C6013 L6006 R6014 R6015 L6025 C6022 R5017 C5090 R6019 C5092 C5088 C5086 C5085 C5089 C5203 C5202 C5204 C5201 C6023 C5056 C5099 C6024 OSC5000 C6019 R6020 R6018 C5206 C5026 C5078 C5051 R5012 R6016 C5205 C5050 C5071 R5011 C5066 L6023 C6021 C5006 C5070 C5028 C5025 R5145 C6018 C6900 U6014 C5023 C6017 C6901 L6002 C6008 C6007 C5801 C5016 C5301 C5072 C5075 C3054 C5000 C3043 C3207 C3074 C3033 C3047 R3209 C3082 L3000 C3079 C3070 R6039 TR6000 TP3901 L4013 GNSS_ADC_VIN_Q C2075 L2035 TP_SPEEDY GNSS_ADC_VIN_I C2116 C2150 F4002 C2101 L2036 C2069 L2049 L2052 C2006 L2055 C1004 L1010 C1095 L1048 L1047 C1062 L1033 L1023 L1050 C1001 C1020 U1001 C1066 C1003 L1015 L1005 C1058 C1068 L1043 L1007 SC7101 U1006 L1066 L1069 L1034 U1005 L1052 L1059 C1059 L1058 C1042 C1041 C1000 C1016 L1014 L1029 C1091 L1011 C1089 L1000 L1019 C1014 C1015 L1016 C1021 C1046 U1004 C2023 F1000 C2027 L1067 C1099 C1018 C1029 C2148 L1017 C1092 C1096 C2103 F1005 C1022 L2033 C2134 L2048 L1001 L1044 C2001 C2073 C2154 C2080 C2078 U2001 C1002 C1038 L2034 C2136 L2051 C1098 L1071 C2096 C2077 L2046 C1031 L1027 C2076 C2135 L1024 C1008 L2045 C2152 L1063 C1051 L4024 C2068 C2082 L1021 L1028 C1057 C1056 C1088 L1070 C1037 L1038 C1054 F1004 C1047 C1055 C1087 L2057 C2079 C2081 C1030 F1006 C2083 C1026 L2037 C2070 L2056 R2006 L2039 C2102 C2067 R2001 C2118 TCX2000 C6027 R6101 C4062 C2107 C2109 C4068 C2153 C2072 C2003 R3010 R3008 L2032 C2074 C4066 R3007 R6104 ZD6007 R6102 U4006 C4053 R6103 TP_COVER_INT C1048 R7892 TR_SPI_DATA R3012 R3013 R6040 C3023 C3016 TP_CP5000 R3908 R2003 C2000 R7891 R6950 TR_SPI_EN HDC3000 R2000 R7890 TR_SPI_CLK L4017 C1093 R7889 R6024 U3002 L6003 R3931 R7888 R6047 C3022 R3210 C3012 C3025 C3008 C3005 R3019 R3018 C3205 C6009 L6022 R6038 R6041 C3209 C3081 C6802 C6038 C3002 R6042 C3200 C3080 C3036 C3003 C3072 R6037 C3026 C3018 C3015 C3203 C3097 C3099 C3093 C3021 C3064 C3202 C3073 R6012 C6039 C3208 C3101 C3053 C3019 C3062 C3046 U6010 C3052 C3063 C3204 C3086 R5006 C3071 C5067 C3037 C3069 C3100 C6040 C3017 C5005 TP5980 C5010 C5009 C3031 C7011 R7020 C5304 C5012 R6046 C7203 L5003 R7021 L5007 L5004 C5015 C2042 C2012 C2047 F1001 C1010 R4035 L4020 C4090 ZD4002 HEA4002 ZD4007 R6035 C4094 C1036 C1039 R6066 C1035 C6004 C1013 R6904 R5020 L1065 C1024 L1064 U1008 C1070 C1007 ZD6009 C1071 TH5000 R6065 R5019 L6000 L1020 VR1006 L6011 VR1007 ZD6013 U1009 L1056 C6026 L1025 C1094 ANT1004 ZD6905 C1102 MIC6000 C1069 C1025 R6026 R6028 ZD6903 R6003 C1012 R6025 L6010 C6002 ZD6006 HEA6011 ZD4008 ZD4005 U7053 R6027 L6009 R6001 ANT1001 L1037 L1057 C1052 F2004 RFS1000 C4086 L2019 U1002 R1002 R1001 C2056 C1044 U1010 L1076 C2049 ZD4000 HEA6010 L1053 C2018 C2050 L1006 C2041 L1055 C1033 R4950 ZD4004 ZD4003 C1032 L1002 C2040 R1000 R1005 L2025 C1009 C2035 C4980 ZD4006 C1006 L1054 C2043 C2044 C2057 L2021 L1008 C2004 C4911 C2034 L2023 C2032 C1005 R2005 L2060 L2011 C2033 L1009 U2003 C2045 C2051 L2018 L2015 C2013 L2012 C2002 C2084 C2039 L2020 L2040 L2016 C2025 L2024 C1019 C2036 C2038 C2021 L2017 C2022 C2053 C2028 C2061 C2048 C2052 C2071 C2086 C2066 L2030 L2038 C2062 C2065 C2058 C2060 L2041 PAM2000 L2031 L2026 C2059 C2087 C2037 C2063 C2133 C2064 U2002 C2085 C2132 8. Level 3 Repair 8-3. Flow chart of Troubleshooting. Oscilloscope Digital Multimeter Power Supply + driver, ESD Safe Tweezer 8960 & Spectrum Analyzer Soldering iron Confidential and proprietary-the contents in this service guide subject to change without prior notice Distribution, transmission, or infringement of any content or data from this document without Samsung’s written authorization is strictly prohibited. 8. Level 3 Repair 8-4-1. Power on Mobile phone does not power on. Yes Check the Battery Voltage. Is it more than 3.8V? No Charging the battery by TA. If its voltage level is extremely low (under 3.0V), Change the battery. Yes Power-on the phone and check the power-on sound or motor Vibration. Sound or Vibration is ok? Yes Change the FRONT-LCD ASSY No Check the voltage level at R5800 while pressing power key. Is the voltage high? No Replace the Power key FPCB Check the output voltage of U5007 Yes L5003 > 0.8V, L5004 > 0.8V, L5007 > 0.8V, L5008 > 1.35V, L5009 > 2.0V, C5000 > 0.9V, C5002> 1.8V, C5003 > 1.1V,C5004 > 1.1V, Check the signal of PMIC_PWR_HOLD = 1.8V No C5005 > 1.2V, C5007 > 3.0V, C5008 > 0.8V, C5009 > 0.8V, C5010 > 0.8V, C5011 > 1.8V, C5012 > 1.2V, C5801 > 1.0V, If the output voltage is not normal, Change the U5007. Yes Check the Clock TCX2000 & U2001 Is the frequency 26MHz? Yes ※ Each voltage level has ±10% margin. No Replace the TCX2000 & U2001 ※ Test condition (Oscilloscope setting) : 20.0us.div (time division) Check the initial operation Yes END Confidential and proprietary-the contents in this service guide subject to change without prior notice Distribution, transmission, or infringement of any content or data from this document without Samsung’s written authorization is strictly prohibited. 8. Level 3 Repair 8-4-2. Charging Part TA / USB Insert L6015= 5V or 9V NO Reconnect TA or USB or Repair IFC6001 Yes NO L5001=5V or 9V Start Charging NO Repair U6010 Repair U5005 Charging current Check YES END Confidential and proprietary-the contents in this service guide subject to change without prior notice Distribution, transmission, or infringement of any content or data from this document without Samsung’s written authorization is strictly prohibited. 8. Level 3 Repair 8-4-3. initial Initial Failure Re-download Software Re check “8-4-1 Power on” Trouble shooting process NO Check the U5007 Voltage Normal Change UME3000. Do not use Blank MEMORY Normal Change PBA YES END Confidential and proprietary-the contents in this service guide subject to change without prior notice Distribution, transmission, or infringement of any content or data from this document without Samsung’s written authorization is strictly prohibited. 8. Level 3 Repair 8-4-4. T-Flash Part Insert T-Flash card Yes No Replace SIM2 socket Is SIM2 socket ok? Yes Check the T-flash Voltage. (C6011) = 3.0? No Change to the new T Flash card. If it doesn`t still work T Flash card after changing the T FLASH, Check the U6015 (Crack etc) Yes Check the t-flash CMD /Data/CLK. (D6002, D6005, C6009) No signal No Check the U3001 (Crack etc) Yes END Confidential and proprietary-the contents in this service guide subject to change without prior notice Distribution, transmission, or infringement of any content or data from this document without Samsung’s written authorization is strictly prohibited. 8. Level 3 Repair 8-4-5. SIM PART Insert SIM card Yes No Replace SIM1 or 2 socket Is SIM1or2 socket ok? Yes Check the SIM1 or 2 Voltage. SIM1(C6028)or SIM2(C6015) = 1.8V or 3.0? No Change to the new SIM card. If it doesn`t still work SIM card after changing the SIM card, Check the U5007, U4012 (Crack etc) Yes Check the SIM RST / IO / CLK. SIM1 : (R6101, R6103, R6102) SIM2 : (R6201, R6203, R6202) No signal No Check the U3001 (Crack etc) Yes END Confidential and proprietary-the contents in this service guide subject to change without prior notice Distribution, transmission, or infringement of any content or data from this document without Samsung’s written authorization is strictly prohibited. 8. Level 3 Repair 8-4-6. OTG OTG does not work No Check the Voltage of IF PMIC (L5001)=5V Check the U5005 YES No Check the Voltage of L6015 =5V Check the U6010 YES No Check the resistance of R6058= About 550ohm Check the IFC6001 Yes END Confidential and proprietary-the contents in this service guide subject to change without prior notice Distribution, transmission, or infringement of any content or data from this document without Samsung’s written authorization is strictly prohibited. 8. Level 3 Repair 8-4-7-1. Sensor Hub Sensor Hub does not work Yes Check the voltage C4001 =1.8V No Replace U5007 Yes Check U4000 (crack, open, etc.) Abnormal Replace U4000 Yes END Confidential and proprietary-the contents in this service guide subject to change without prior notice Distribution, transmission, or infringement of any content or data from this document without Samsung’s written authorization is strictly prohibited. 8. Level 3 Repair 8-4-7-2. Magnetic Sensor Magnetic Sensor does not work Yes Check the voltage C4014 =1.8V No Replace U4015 Yes Check R4501, R4504 (I2C is OK?) No Replace U4000 Yes Check U4014 (crack, open, etc.) Abnormal Replace U4014 Yes END Confidential and proprietary-the contents in this service guide subject to change without prior notice Distribution, transmission, or infringement of any content or data from this document without Samsung’s written authorization is strictly prohibited. 8. Level 3 Repair 8-4-7-3. 6Axis Sensor Magnetic Sensor does not work Yes Check the voltage C4046 =1.8V No Replace U4015 Yes Check R4501, R4504 (I2C is OK?) No Replace U4000 Yes Check U4003 (crack, open, etc.) Abnormal Replace U4003 Yes END Confidential and proprietary-the contents in this service guide subject to change without prior notice Distribution, transmission, or infringement of any content or data from this document without Samsung’s written authorization is strictly prohibited. 8. Level 3 Repair 8-4-7-4. Pressure sensor Barometer Sensor does not work Yes Check the voltage C4030 =1.8V No Replace U4015 Yes No Check R4501, R4504 (I2C is OK?) Replace U4000 Yes Check U4001 (crack, open, etc.) Abnormal Replace U4001 Yes END Confidential and proprietary-the contents in this service guide subject to change without prior notice Distribution, transmission, or infringement of any content or data from this document without Samsung’s written authorization is strictly prohibited. 8. Level 3 Repair 8-4-7-5. Proximity + RGB Light sensor Proximity + RGB Light Sensor does not work Yes Check the voltage C4120 =1.8V (Sensor’s IO voltage) No Replace U4014 Yes Check the voltage C4119 =3.3V (Sensor’s LED voltage) No Replace U7052 Yes No Check R4500, R4502 (I2C is OK?) Replace U4000 Yes No Check connection HEA4001 Reconnect HEA4001 Yes Check sensor FPCB (crack, damaged, etc.) Abnormal Replace Sensor FPCB Yes END Confidential and proprietary-the contents in this service guide subject to change without prior notice Distribution, transmission, or infringement of any content or data from this document without Samsung’s written authorization is strictly prohibited. 8. Level 3 Repair 8-4-7-6. Hall Sensor Hall Sensor of IFcon AREA does not work Check the voltage C4052 =1.8V No Replace U5007 Yes Check U4005 Abnormal Replace U4005 (crack, open, etc.) END Hall Sensor of View Cover Detect does not work Check the voltage C4053 =1.8V No Replace U5007 Yes Check U4006 (crack, open, etc.) Abnormal Replace U4006 END Confidential and proprietary-the contents in this service guide subject to change without prior notice Distribution, transmission, or infringement of any content or data from this document without Samsung’s written authorization is strictly prohibited. 8. Level 3 Repair 8-4-8. OCTA LCD is still off after PWR ON Yes Check the connection of HEA7000 Yes Check VDD_LCD_3P0=3.0V (C7044) VDD_LCD_1P8=1.8V (C7049) No Reconnect HEA7000 No Resolder or Replace the PMIC U5007) Yes Check ELVDD 4P6=4.6V (C7031, C7034) ELVSS_-4P4 = -1.4 ~ -5.4V (C7037, C7039) ELAVDD_7P3 = 5.8 ~ 7.9V (C7026, C7027) No Resolder or Replace the OCTA DC-DC (U7015) Yes Resolder or Replace OCTA module Yes END Confidential and proprietary-the contents in this service guide subject to change without prior notice Distribution, transmission, or infringement of any content or data from this document without Samsung’s written authorization is strictly prohibited. 8. Level 3 Repair 8-4-9. Rear CAMERA “Camera” function does not work Yes Check the Camera connector No Reconnect the HEA7001 on Main PBA Yes Check the voltage C7064 : 2.8V , No Resolder or Replace U7050, U7006 C7062 : 1.05V Yes Check the CAM_MCLK is No Reconnect the PBA 24Mhz (C7011) Yes Replace the camera module Yes END Confidential and proprietary-the contents in this service guide subject to change without prior notice Distribution, transmission, or infringement of any content or data from this document without Samsung’s written authorization is strictly prohibited. 8. Level 3 Repair 8-4-10. Front CAMERA “Camera” function does not work Yes Check the Camera connector No Reconnect the HEA7002 on Main PBA Yes Check the voltage No Resolder or Replace U7003, U7017 C7022 : 2.8V C7014 : 1.05V Yes Check the VTCAM_MCLK is No Reconnect the PBA 24Mhz (C7023) Yes Replace the camera module Yes END Confidential and proprietary-the contents in this service guide subject to change without prior notice Distribution, transmission, or infringement of any content or data from this document without Samsung’s written authorization is strictly prohibited. 8. Level 3 Repair 8-4-11. Microphone Part – Main MIC Check microphone function in mVoIP LoudSPK mode Camera(camcording) mode (etc...) Check the MIC6000 NO Replace MIC6000 YES Check the Voltage C6004 NO Replace or replace U5007(Codec IC) = 2.8V YES Check the Component NO Resolder or replace the components status of L6000, C6004, R6001,C6002, R6904 YES END Confidential and proprietary-the contents in this service guide subject to change without prior notice Distribution, transmission, or infringement of any content or data from this document without Samsung’s written authorization is strictly prohibited. 8. Level 3 Repair 8-4-12. Microphone Part – SUB MIC Check microphone function in mVoIP LoudSPK mode Camera(camcording) mode (etc...) Check the MIC6001 NO Replace MIC6001 YES Check the Voltage NO Replace or replace U5007(Codec IC) C6005 YES Check the Component status of L6001, R6002 NO Resolder or replace the components U6001 C6001 YES END Confidential and proprietary-the contents in this service guide subject to change without prior notice Distribution, transmission, or infringement of any content or data from this document without Samsung’s written authorization is strictly prohibited. 8. Level 3 Repair 8-4-13. Speaker part Check the speaker function, Play MP3 with maximum volume level NO Check the SPK Modulte Replace the Speaker Module for Any damage YES Check SPK connect pin NO Reconnect ANT6050, ANT6051 YES Check the Component status of L6004, L6005 NO Resolder or replace L6004, L6005 YES END Confidential and proprietary-the contents in this service guide subject to change without prior notice Distribution, transmission, or infringement of any content or data from this document without Samsung’s written authorization is strictly prohibited. 8. Level 3 Repair 8-4-14. Earjack Part - Rx Play MP3 max volume and check Earphone Rx Yes Check Earjack FPCB No Replace Earjack FPCB Yes Check HEA6010 No Reconnect HEA6010 No Replace or resolder L6013, L6012, R6030, R6029 No Replace U5007 connection Yes Check L6013, L6012 R6030, R6029 Yes Check U5007(Codec IC) damage END Confidential and proprietary-the contents in this service guide subject to change without prior notice Distribution, transmission, or infringement of any content or data from this document without Samsung’s written authorization is strictly prohibited. 8. Level 3 Repair 8-4-15. Earjack Part - Tx Headset voice call or recording And check Earphone MIC Yes Check Earjack FPCB No Replace Earjack FPCB damage Yes Check HEA6010 No Reconnect HEA6010 connection Yes Check Ear MIC BIAS No Replace U5007(Codec IC) R6014 = 2.8V Yes Check Tx Line SMD No Replace or resolder L6023, L6006 L6023, L6006 END Confidential and proprietary-the contents in this service guide subject to change without prior notice Distribution, transmission, or infringement of any content or data from this document without Samsung’s written authorization is strictly prohibited. 8. Level 3 Repair 8-4-16. BT/WIFI part BT/WIFI is not working NO Enable BT/WIFI function Check the BT/WIFI function YES Check the voltage of NO Check the U4004(crack, open, damage, etc) C4080 or R4801=3.3V YES Check the status OSC4000, NO Resolder or replace OSC4000, F4000 , U4002, F4005 U4002, F4000, F4005 YES Check the ANT4000, VR4002, C4888, C4100, NO Resolder or Replace ANT4000, VR4002, C4888, C4100, C4805 C4805 YES Resolder or Replace U4002 YES END Confidential and proprietary-the contents in this service guide subject to change without prior notice Distribution, transmission, or infringement of any content or data from this document without Samsung’s written authorization is strictly prohibited. 8. Level 3 Repair 8-4-17. GPS part GPS is not working NO Enable GPS function Check the GPS function YES Check the status of ANT2004, C2999, NO C2007,L2042,L2001,C41 Resolder or replace ANT2004, C2999, C2007,L2042,L2001,C4199,L4015,C4099 99 L4015 C4099 YES NO Check the status of U2006,F2000, U4008, OSC4010 Resolder of Replce U2006,F2000, U4008, OSC4010 YES Check the Status of C4071 = 1.8V L4014 = 2.8V C4057 = 1.8V NO Resolder or Replace U5007, U3001 YES Check the status of C4062, F4002, L4024,C4068 NO Resolder of Replce C4062, F4002, L4024,C4068 YES Resolder or Replace U2001 YES END Confidential and proprietary-the contents in this service guide subject to change without prior notice Distribution, transmission, or infringement of any content or data from this document without Samsung’s written authorization is strictly prohibited. 8. Level 3 Repair 8-4-18. LOW BAND RX (GSM850, 900, W5, W8, LTE5, 8, 17, 20, 28) It is not catching the channel in normal condition YES Check ANT PATH any damage (RFS1000, ANT1001,ANT1002,ANT1 004, C1013, ~ till PRX_ANT_LB,) Resolder or change YES Antenna path components NO Check Rx path From U1006 to U2001 (C1026,L1028, etc) Is it ok? Resolder or change NO Rx path components YES Check U1006, U2001 any damage (Crack, open, etc) YES Resolder or change Check U1006, U2001 components NO Change the board YES END Confidential and proprietary-the contents in this service guide subject to change without prior notice Distribution, transmission, or infringement of any content or data from this document without Samsung’s written authorization is strictly prohibited. 8. Level 3 Repair 8-4-19. MID BAND RX (DCS, PCS, W1, W2, W4, LTE 1,2,3,4) It is not catching the channel in normal condition YES Check ANT PATH any damage (RFS1000, ANT1001,ANT1002,ANT1 004, C1013, ~ till PRX_ANT_MB) Resolder or change YES Antenna path components NO Check Rx path From U1006 to U2001 (L1000, L1011, L1015 etc) Is it ok? Resolder or change NO Rx path components YES Check U1006, U2001 any damage (Crack, open, etc) YES Resolder or change Check U1006, U2001 components NO Change the board YES END Confidential and proprietary-the contents in this service guide subject to change without prior notice Distribution, transmission, or infringement of any content or data from this document without Samsung’s written authorization is strictly prohibited. 8. Level 3 Repair 8-4-20. HIGH BAND RX (LTE 7,38,40,41) It is not catching the channel in normal condition YES Check ANT PATH any damage (RFS1000, ANT1001,ANT1002,ANT1 004, C1013, ~ till HB_ANT) Resolder or change YES Antenna path components NO Check Rx path From U1010 to U2001 (L1076, L1052, C1044 etc) Is it ok? Resolder or change NO Rx path components YES Check U1010, U2001 any damage (Crack, open, etc) YES Resolder or change Check U1010, U2001 components NO Change the board YES END Confidential and proprietary-the contents in this service guide subject to change without prior notice Distribution, transmission, or infringement of any content or data from this document without Samsung’s written authorization is strictly prohibited. 8. Level 3 Repair 8-4-21. LOW BAND TX (GSM850, 900, W5, W8, LTE5, 8, 17, 20, 28) It is not catching the channel in normal condition YES Check ANT PATH any damage (RFS1000, ANT1001,ANT1002,ANT1 004, C1013, ~ till PRX_ANT_LB,) Resolder or change YES Antenna path components NO Check Tx path From U1006 to PAM2000 (C2012,L2024,L2020, C2133… etc) YES Resolder or change Tx path components NO Check Tx path From PAM2000 to U2001 (C2035,L2021,C2034, L2025,C2056… etc) YES Resolder or change Tx path components NO YES Check ,U1006,PAM2000, U2001 any damage (Crack, open, etc) Resolder or change Check PAM2000, U2001 components NO Change the board YES END Confidential and proprietary-the contents in this service guide subject to change without prior notice Distribution, transmission, or infringement of any content or data from this document without Samsung’s written authorization is strictly prohibited. 8. Level 3 Repair 8-4-22. MID BAND TX (DCS, PCS, W1, W2, W4, LTE 1, 2, 3, 4) It is not catching the channel in normal condition YES Check ANT PATH any damage (RFS1000, ANT1001,ANT1002,ANT1 004, C1013, ~ till PRX_ANT_MB,) Resolder or change YES Antenna path components NO Check Tx path From U1006 to PAM2000 (C2063, C2133, C2086, C2061… etc) YES Resolder or change Tx path components NO Check Tx path From PAM2000 to U2001 (C2050,C2022,L2017 … etc) YES Resolder or change Tx path components NO YES Check U1006, PAM2000, U2001 any damage (Crack, open, etc) Resolder or change Check PAM2000, U2001 components NO Change the board YES END Confidential and proprietary-the contents in this service guide subject to change without prior notice Distribution, transmission, or infringement of any content or data from this document without Samsung’s written authorization is strictly prohibited. 8. Level 3 Repair 8-4-23. HIGH BAND TX (LTE 7,38,40,41) It is not catching the channel in normal condition YES Check ANT PATH any damage (RFS1000, ANT1001,ANT1002,ANT1 004, C1013, ~ till HB_ANT) Resolder or change YES Antenna path components NO Check Tx path From U1010 to PAM2001 (L2888,C2137, L2000, C2103, C2148 etc) Resolder or change NO Tx path components YES Check Rx path From PAM2001 to U2001 (L2022, C2046, C2029) YES Resolder or change Check U2005, U2001 components Is it ok NO Check U1010, PAM2001, U2001 any damage (Crack, open, etc) YES Resolder or change Check U1010, PAM 2001, U2001 components NO Change the board YES END Confidential and proprietary-the contents in this service guide subject to change without prior notice Distribution, transmission, or infringement of any content or data from this document without Samsung’s written authorization is strictly prohibited. 8. Level 3 Repair 8-4-24. NFC MST is not working Check NFC function ON NO Enable NFC function YES Check the Antenna NO Resolder or replace ANT connect ANT4001, ANT4002 YES Check the Voltage on C4073 = 1.8V NO Check U4015 (crack, open, damaged, etc.) YES Check 26MHz Clock at NO Check U3001 (crack, open, damaged, etc.) TP NFC CLK 4000 YES Check the Status of L4021, L4022, L4088, L4116 NO Resolder or replace L4021, L4022, L4088, L4116 YES END Confidential and proprietary-the contents in this service guide subject to change without prior notice Distribution, transmission, or infringement of any content or data from this document without Samsung’s written authorization is strictly prohibited. 8. Level 3 Repair 8-4-25. MST MST is not working Check MST function ON NO Enable MST function YES Check the Antenna NO Resolder or replace ANT contact ANT5000, YES NO Charging the Battery Check the battery level Battery >=5% YES Type *#0*# -> MST Test On NO Resolder or Replace U7051 Check voltage on C5115 YES Check the Status of U7051 NO Resolder or Replace U7051 YES END Confidential and proprietary-the contents in this service guide subject to change without prior notice Distribution, transmission, or infringement of any content or data from this document without Samsung’s written authorization is strictly prohibited. 8. Level 3 Repair 8-4-26. FM radio part FM is not working NO Enable FM function Check the FM function YES Check the voltage of NO Resolder or replace U5007 L4019=3.0v YES Check the status of R4031, L4016, R4026, R4027, NO Resolder of Replace R4031, L4016, R4026, R4027, R4028, R4030, C7981, C7705, L6025, R4028, R4030, C7981 C7705, L6025, L6008 YES Resolder or Replace U4009 YES END Confidential and proprietary-the contents in this service guide subject to change without prior notice Distribution, transmission, or infringement of any content or data from this document without Samsung’s written authorization is strictly prohibited.
