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8. Level 3 Repair
8-1. Block Diagram
8-1
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Level 3 Repair
8-2. PCB Diagrams 8-2-1. Top
8-2
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Level 3 Repair
8-2-2. Bottom
8-3
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Level 3 Repair
8-3. Flow Chart of Troubleshooting Equipments
Oscilloscope
Digital Multimeter
Power Supply
+ driver, ESD Safe Tweezer
8960 & Spectrum Analyzer
Soldering iron
8-4
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Level 3 Repair
8-3-1. Power On
Device can`t power on.
Check the Battery Voltage. Is it more than 3.4V? Yes Check the power key (open, etc) Yes
No
Charging the battery by TA.
Abnormal
Change the power key And retry to the power-on operation.
Power-on the phone and check the power-on sound is ok?
Yes
Change the FRONT ASSY
No
Check the U409 output voltage (C448=1.15V, C449=1.15V)
No
If the output voltage is not satisfied with normal condition, Change the U409
Yes
Check the U5004 output signal (MSM_PS_HOLD(TP405) = 1.8V)
No
If the output voltage is not satisfied with normal. condition, replace U409
Yes check the initial operation
END
8-5
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Distribution, transmission, or infringement of any content or data from this document without Samsung's written authorization is strictly prohibited.
Level 3 Repair
VDD_GR5
VDD_GR6
VDD_GR7
VPH_PWR
VREG_L5_1P8
VDD_GR2
VDD_GR3
VDD_GR4
VDD_GR1
C400
C401
VREG_S4_1P85
VDD_S1
VDD_S2
VDD_S3
VDD_S4
BOOST_5V
C403
C410 C412 C411
VBAT P12 VBAT M12 VBAT_SNS
VDD_L1_3 VDD_L2 VDD_L4_5_6 VDD_L4_5_6 VDD_L8_11_14_15_16 VDD_L8_11_14_15_16 VDD_L9_10_12_13_17_18 VDD_L9_10_12_13_17_18 VDD_XO_RFCLK VDD_L7 VDD_S1 VDD_S1 VDD_S1 VDD_S2 VDD_S2 VDD_S2 VDD_S3 VDD_S3 VDD_S3 VDD_S4 VDD_S4 VDD_S4
VDD_CDC_VBAT H13 VDD_HPH G14 VDD_EAR_SPKR D12 VDD_AUDIO_IO C11 VDD_CP C12 VDD_CP
N12
VCOIN
N2 N1 N9 P9 E1 E2 B1 B2 M2 M3 A6 B6 C6 A7 B7 C7 M5 N5 P5 M6 N6 P6
A13
L11
GND_CP
GND_SPKR
J7 GPIO_1_UIM_BATT_ALM H6 GPIO_2_NFC_CLK_REQ N11 GPIO_3_WTR_LDO_EN L8
GPIO_4_EXT_BUCK_EN
L4 MPP_1_VDD_PX_BIAS K4 MPP_2_HR_LED_SNK J4 MPP_3_VREF_DAC J5
MPP_4_WLED_PWM XTAL_19M_IN XTAL_19M_OUT RF_CLK1 RF_CLK2 BB_CLK1 BB_CLK2 BB_CLK1_EN SLEEP_CLK
J1 H2 L1 L2 F2 F3 E4 G6
N14 VREF_BAT_THM A2
VREF_LPDDR
VREG_L1 VREG_L2 VREG_L3 VREG_L4 VREG_L4 MSM_1.8V_IO_EMC_VDD1LPDDR3_P7 VREG_L5 LCD_TS_CAM_SENSOR_ VREG_L6 VDD_USBPHY_PLL2_A2 VREG_L7 VCC_NAND VREG_L8 VDD_WCN VREG_L9 VDD_CAMAF VREG_L10 VDD_SDC3 VREG_L11 VDD_SDC3 VREG_L12 VDD_USBPHY3P3 VREG_L13 VDD_UIM1_P5 VREG_L14 VDD_UIM2_P6 VREG_L15 TOUCHKEY VREG_L16 TS_SNS_LNA VREG_L17 QPA VREG_L18 VREG_RFCLK VREG_XO
VDD_RF VDD_P1_DSI_CSI VDD_MEM_PLL1 VDD_RF
P2 M1 P1 M10 M9 P10 M8 L3 F1 C1 D4 G3 B3 D3 G2 G1 E3 A3 A1 K3 K1 A5 B5 C5 E5 A8 B8 C8 F7 M4 N4 P4 J8 M7 N7 P7 K8
600mA 1200mA 1200mA 300mA 300mA 300mA 150mA 600mA 600mA 150mA 600mA 150mA 50mA 50mA 50mA 50mA 600mA 150mA
N13 USB_IN P13 USB_IN C2 AVDD_BYP P14
VPRE_BYP
U409
BOOST_GND
K2 XO_THERM F11 PA_THERM M11 BAT_THERM G9
BAT_ID
L12 J11 D13 D14 B14 C14 K13 K11 J10 K14 F13 G13 F12 G11 G12 F14 E12 E13 F8 E8 E11 E10 F9 J14
GND_BOOST GND_BOOST GND GND GND GND GND GND GND GND GND GND GND GND GND GND GND GND GND GND GND_DRV GND_REF GND_S1 GND_S1 GND_S1 GND_S2 GND_S2 GND_S2 GND_S3 GND_S3 GND_S4 GND_S4 GND_XO GND_RF GND_XOADC GND_XO_ISO GND_CP GND_SPKR GND_CFILT GND_AUDIO_REF
MIC_BIAS1 MIC_BIAS2 CP_VNEG CP_VNEG CP_C1_P CP_C1_N MIC1_IN MIC2_IN MIC3_IN HS_DET EARO_P EARO_M HPH_L HPH_REF HPH_R SPKR_DRV_P SPKR_DRV_M SPKR_DRV_M PDM_CLK PDM_SYNC PDM_TX PDM_RX0 PDM_RX2 HPH_VNEG
VSW_S1 VSW_S1 VSW_S1 VREG_S1 VSW_S2 VDD_APC VSW_S2 VSW_S2 VREG_S2 VDD_GR1,2_WCN_WLAN_A1 VSW_S3 VSW_S3 VSW_S3 VREG_S3 VDD_GR3,6,7_CODECHPH VSW_S4 VSW_S4 VSW_S4 VREG_S4 VSW_BOOST VSW_BOOST VREG_BOOST VREG_BOOST
VDD_CORE
2500mA
VREG_S1_1P15 VREG_S2_1P15
L400
3000mA
VREG_S1_VSENSE
L401
VREG_S2_VSENSE
B11 L10 K10 H5 D5 G5 C3 A10
CBL_PWR_N KPD_PWR_N OPT_2 OPT_1 PS_HOLD RESIN_N
TP403 TP404
TP405
JIG_ON_N PHONE_ON_N OPT2 OPT1 MSM_PS_HOLD VOLUME_DOWN PMIC_SPMI_CLK PMIC_SPMI_DATA MSM_RESIN_N VDD_MOT_3P0
GND_REF
REMOTE
SPMI_CLK B10 SPMI_DATA F5 PON_RST_N REF_BYP M13 CHG_LED_SINK M14 VIB_DRV_N F10 PDM_RX1
C449
C448
C450
D1
C456
PDM_RX1
S1_PGND
A14 B13 D6 D7 D10 D11 E7 E9 G4 G7 G8 G10 H7 H8 H10 H11 H12 J6 K5 K9 L13 D2 A4 B4 C4 A9 B9 C9 N3 P3 N8 P8 J2 J3 N10 H3 C13 E14 J13 J12
1 MARK 2
8-6
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S2_PGND
MARK
C451
Level 3 Repair
8-3-2. Initial (Lock up)
Initial Failure (Lock up when booting)
No Re-download SW the phone.
If Phone do not go download mode, boot code area of eMCP is damaged. It need to change the UME500(eMCP)
Download success
Check the AP Reset
PM8916's PON_RST_N(TP300) =1.8V(High)
No
Change the UCP300 / change the PBA
Yes
Check the oscillator clock waveforms.
19.2MHz : OSC400. OSC400 is operating when phone is not in sleep mode
Abnormal
Check the OSC400. (Crack, open etc.) Check the output clock waveforms and frequency. Test condition (Oscilloscope setting) : 20.0us.div (time division)
Normal Change UCP300, U409 Abnormal Change PBA
END
8-7
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Level 3 Repair
19.2M_OUT
LPDDR3_CA(0) LPDDR3_CA(1) LPDDR3_CA(2) LPDDR3_CA(3) LPDDR3_CA(4) LPDDR3_CA(5) LPDDR3_CA(6) LPDDR3_CA(7) LPDDR3_CA(8) LPDDR3_CA(9)
19.2M_IN
E10 E8 C6 D9 E6 B13 C12 D13 B11 E14 F11 EBI0_CA_0 EBI0_CA_1 EBI0_CA_2 EBI0_CA_3 EBI0_CA_4 EBI0_CA_5 EBI0_CA_6 EBI0_CA_7 EBI0_CA_8 EBI0_CA_9 EBI0_CAL_REXT
3
VREG_L5_1P8
2 1
AF33 VDD_P7 AT11 VDD_P3 BBRX_IM_CH0 BBRX_IM_CH1 BBRX_IM_CH2 BBRX_IP_CH0 BBRX_IP_CH1 BBRX_IP_CH2 BD21 AY19 BC16 BB21 BA20 BB15
OSC400
4
WTR_PRXBBI_M WTR_PRXBBI_P
C438
WTR_PRXBBQ_M
BBRX_QM_CH0 BBRX_QM_CH1 BBRX_QM_CH2 BBRX_QP_CH0 BBRX_QP_CH1 BBRX_QP_CH2
BE20 BA18 BE14 BC20 BB17 BD15
WTR_PRXBBQ_P
R404
VREG_L6_1P8
C439
AL34 CXO A36 CXO_EN
BBCLK1_MSM BBCLK1_MSM_EN
AU32 C301 MODE_0 AT31 MODE_1 C302
XO_THERM
GND_XOADC
AK37 PMIC_SPMI_CLK AJ36 PMIC_SPMI_DATA E36 PS_HOLD F35 RESIN_N AV1 RESOUT_N G36 K1 M1 M3 J2 L2 K3 SLEEP_CLK SRST_N TCK TDI TDO TMS TRST_N
TP300
PMIC_SPMI_CLK PMIC_SPMI_DATA MSM_PS_HOLD MSM_RESIN_N MSM_RESOUT_N SLEEP_CLK JTAG_RESOUT_N JTAG_TCK JTAG_TDI JTAG_TDO JTAG_TMS JTAG_TRST_N WTR_TXBBI_M WTR_TXBBI_P WTR_TXBBQ_M WTR_TXBBQ_P
8-8
MPM_INTERRUPT MPM_INTERRUPT
TX_DAC0_IM TX_DAC0_IP TX_DAC0_QM TX_DAC0_QP TX_DAC1_IM TX_DAC1_IP TX_DAC1_QM TX_DAC1_QP TX_DAC0_IREF TX_DAC0_VREF TX_DAC1_IREF TX_DAC1_VREF
BA26 AY27 BE26 BD25 BE24 BC24 AY23 BB23 AU26 AR26 AT23 AU22
WTR_IREF VREF_DAC
USB_HS_D_M USB_HS_D_P
R300
AC40 USB_HS_DM AB39 USB_HS_DP AA40 USB_HS_ID AD35 USB_HS_SYSCLOCK AC38 USB_HS_REXT AH5 VDD_MIPI_DSI_PLL AR14 WLAN_BB_IM AP15 WLAN_BB_IP AP13 WLAN_BB_QM AR12 WLAN_BB_QP AU14 WLAN_REXT BE12 GNSS_BB_IP BD11 GNSS_BB_IM BB13 GNSS_BB_QM BC14 GNSS_BB_QP 1 MARK 2 MARK
BBCLK1_MSM
VREG_L6_1P8
WLAN_BBI_M WLAN_BBI_P WLAN_BBQ_M WLAN_BBQ_P WTR_GNSSBBI_P WTR_GNSSBBI_M WTR_GNSSBBQ_M WTR_GNSSBBQ_P
R303
C300
MPM_INTERRUPT
GPIO_0 GPIO_1 GPIO_2 GPIO_3 GPIO_4 GPIO_5 GPIO_6 GPIO_7 GPIO_8 GPIO_9 GPIO_10 BA38 BB39 AV35 AY37 AT9 AY1 AY3 AV3 H5 G2 H1
Confidential and proprietary-the contents in this service guide subject to change without prior notice.
NFC_I2C_SDA NFC_I2C_SCL MUIC_I2C_SDA MUIC_I2C_SCL UART_TXD UART_RXD SENSOR_I2C_SDA SENSOR_I2C_SCL PROXY_LDO_EN MAIN_EEP_SDA
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Level 3 Repair
8-3-3. Charging Part
TA / USB Insert
Yes No Charging Sequence Start VBUS_5V_IF= 5V(C475) Check the TA / USB connected or not
Yes
Check the VBUS_5V=5V(C476)
No
Resolder or Replace U420
Yes
Battery is Charging?
No
Resolder or Replace U421
Yes END
VBATT_CON
VDD_MUIC_IO_1P8
VUSB_FET_5V_CON
VUSB_FET_5V
R409
VDD_MUIC_IO_1P8
VREG_L5_1P8
VDD_MUIC_IO_1P8
C475 C472 C476 C477 R411
USB_HS_D_P USB_HS_D_M
B1 DP_HT C1 DM_HT D2 IDBP
D1 VBAT A5 VBUS_IN A4 VBUS_OUT A2 VDDIO
C2 SCL B2 SDA
MUIC_I2C_SCL MUIC_I2C_SDA USB_ID USB_DP USB_DM MUIC_INT CHG_DET
B3 AUDIO_L C4 AUDIO_R B4 MIC D4 GND C3 VBUS_DEC D3 GND UART_TXD UART_RXD
D5 ID_CON C5 DP_CON B5 DM_CON A1 INTB A3 CHG_DET E4 JIG E3 BOOT
TP412 E2 TXD TP414 E1
TP413
JTAG_JIG_ON_N JIG_ON_N UART_BOOT_ON
RXD
GND 1 NC 2 NC
U420
E5
8-9
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Level 3 Repair
8-3-4. Microphone Part
Check microphone function in voice call speaker mode or in voice recording mode Yes
Check the voltage at L500 = 2.8V
No Resolder or replace L500
Yes
Check component soldering status of MIC500
No
Resolder or replace MIC500
Yes
END
VDD_MIC_BIAS1_1.8V
L500
MIC500 1 2GND 3GND 4OUT
POWER GND1 GND2
MIC_M
OUT
L521
MAIN_MIC_P
2
C559 ZD500
C514
C515
R505
1
Main MIC
8-10
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Level 3 Repair
8-3-5. Speaker Part
Check speaker function. Play MP3 with maximum volume level. Yes
Check the connection of HDC500 in main PCB
No Reconnect HDC500 in main PCB
Yes
Replace the speaker module
Yes
Check the signals on L505, L506 in main PCB
No
Replace U409
Yes
END
L505
SPK_OUT_P
L520 L506
SPK_OUT_N FM_ANT
C574
VDD_MIC_BIAS2_2.8V
C543
C544
C545
VOLT VOLT ZD506
2
L501 ZD504
VOLT C571
HPH_REF
ZD505
R577
L503
VREG_L5_1P8
C542 R574
1
EAR_MIC_3.5_M
C533
C573 R575 R526 R541 L509 EAR_ADC_3.5 EAR_DETECT_GND EAR_MIC_3.5_P R544 EAR_3.5_DET_L EAR_DETECT_MIC R530 L511 R527 L510 R528 R542
HDC500 1 1 2 2 3 3 4 4 5 5 6 6 7 7 8 8 9 9 10 10 NC NCNCNC 11 12 13 14
R550 L512 L513 R551 C547 C551 C552 C548
VOLT
EARSPK_R EARSPK_L
1
1
2
2
VOLT
ZD507 VOLT
1
VOLT
1
ZD508
ZD514
VOLT
ZD511
VOLT
ZD512
1
VOLT
C565
2
2
2
Speaker / Earjack Connector
2
1
8-11
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Distribution, transmission, or infringement of any content or data from this document without Samsung's written authorization is strictly prohibited.
2
ZD515
C549
ZD513
1
R532
Level 3 Repair
8-3-6. Receiver Part
Check receiver function in voice call receiver mode. Yes
Check the connection of HDC501
No Reconnect HDC501
Yes
Check RCV Module and neck of FPCB connecting, could you see any damage on it?
No Replace the RCV module
Yes
Check the signals on L518, L519 in main PCB
No Resolder or replace U409
Yes END
VDD_PLS_3P0
VDD_SENSOR_2.85V VREG_L5_1P8 VDD_SENSOR_IO_1.8V
R525 HDC501
R537
2 4 6 8 10
PS_INT
RCV_P RCV_N
L518 L519
1 3 5 7 9
1 2 3 4 5 6 7 8 9 10 NC NCNCNC 11 12 13 14
SENSOR_I2C_SCL SENSOR_I2C_SDA
VOLT
C550 C555
C511
C560
C561
ZD509
Reciever / Proxy Sensor Connector
ZD510
VOLT
8-12
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Distribution, transmission, or infringement of any content or data from this document without Samsung's written authorization is strictly prohibited.
Level 3 Repair
8-3-7.
WIFI / BT Part
BT / WIFI is not working
Yes No
Check BT / WiFI function ON
Enable BT / WIFI Function
Yes Check the Voltage on C203 = 1.8V ? No
Check the U207(crack, open, damaged, etc.)
Yes Check 19.2MHz Clock at C213 ? No
Check the UCP300(crack, open, etc.)
Yes
Check the Status of L220,L290,C273,C216,L219? CFASSSDDFSDFCCCC2014,C 2008C
No
Resolder or Replace L220,L290,C273,C216,L219
Yes
Check the Status of F202, ANT201?
No
Resolder or Replace F202, ANT201
Yes
Resolder or Replace U2002
Yes END
8-13
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Distribution, transmission, or infringement of any content or data from this document without Samsung's written authorization is strictly prohibited.
Level 3 Repair
VDD_IO_1P8 VDD_WLAN_1P3
63
62
40
38
NC
NC
NC
NC
NC
NC
C203
29
31
15
18 VDD_DIG_1P2 BT_CTL 28 VDD_IO_1P8 BT_DATA 33 BT_SSBI
C205 L205
22
TP_BT_DATA
51 VDD_FM_VCO_1P3 56 VDD_FM_RXFE_1P3 57 VDD_FM_RXBB_1P3 FM_HS_RX 41 VDD_FM_PLL_1P3 7 VDD_BT_VCO_1P3 3 VDD_BT_RF_1P3 16 VDD_BT_PLL_1P3 23 TCXO_IN FM_SSBI 30 TP_FM_SSBI 52 FM_DATA 50 46 TP_FM_DATA
BT_CTL BT_DATA BT_SSBI
WCSS_FM_SDI FM_ANT WCSS_FM_SSBI C213
C207
C208
C209
RFCLK2_WLAN
U207
59 WL_BB_IN 54 WL_BB_IP WL_BB_QN WL_BB_QP 5 WL_BT_RFIO 47 53
VDD_WCN_3P0
VDD_BT_FM_DIG_1P3 4 13 VDD_BT_BB_1P3 37 VDD_WL_2GPA_1P3 11 VDD_WL_2GPA_3P0 9 VDD_BT_DA_3P0
WLAN_BBI_M WLAN_BBI_P WLAN_BBQ_M WLAN_BBQ_P
C214
49 WL_PDET_IN 61 VDD_WL_BB_1P3 WL_CMD_CLK 48 VDD_WL_LO_1P3 WL_CMD_DATA0 WL_CMD_DATA1 55 VDD_WL_UPC_1P3 WL_CMD_DATA2 6 VDD_XO_1P8 WL_CMD_SET 26 VDD_WL_PLL_1P3 VDD_WL_2GLNA_1P3
VDD_XO_1P8
60 36 58 43 24
TP_WCSS_WLAN_CLK
TP_WCSS_WLAN_DATA_0
WCSS_WLAN_CLK WCSS_WLAN_DATA_0 WCSS_WLAN_DATA_1 WCSS_WLAN_DATA_2 WCSS_WLAN_SET
F202
C296
ANT201
4
IN GND1
OUT GND2 3
2
C216
L220
1
1
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
45
39
42
25
21
19
27
12
20
17
35
44
34
32
14
10
C275
GND
GND
2 2 L219
8
2
1
C217
L210
1
C218
C219
C220
C221
C222
C223
C273
C290
C289
8-14
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Distribution, transmission, or infringement of any content or data from this document without Samsung's written authorization is strictly prohibited.
Level 3 Repair
8-3-8. GPS Part
GPS is not working
Yes No
Check GPS function ON
Enable GPS Function
Yes
Check the Voltage on C173, L125,L127 = 1.8V? Yes
No
Check the UCP300-2(crack, open, damaged, etc.)
Check 26MHz Clock at UCP3000-1 ?
No
Check the UCP3000-1(crack, open, etc.)
Yes
Check the Status of C206, C274, L221, L222, C291, C240,
No
Resolder or Replace C206, C274, L221, L222, C291, C240
Yes No Resolder or Replace ANT200, U204, F203
Check the Status of ANT200, U204, F203
Yes
Resolder or Replace U107
Yes END
8-15
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Distribution, transmission, or infringement of any content or data from this document without Samsung's written authorization is strictly prohibited.
Level 3 Repair
VREG_L18_2P7
VDD_FEM/GPS_2.75V
VDD_FEM/GPS_2.75V
L216
L200
GPS_LNA_EN
ANT200
1 1 C274
SO
VCTRL
VDD
AI
2 1
8 7
F203
9
C291
4
RFIN
RFO
1
IN
OUT
4 C292
C293
GPS_RF_IN
GND
GND
GND
GND
2 2
2 G 3 G 5 G
6 10
3 5
C206 L221 L222 C276
U204
C212
C294
C240
L218
GPS / GNSS
VDD_WTR_RF2_2.0V VDD_WTR_RF1_1.3V
VREG_L1_1P225 VDD_WTR_RF1_1.3V
C154 C155
L125
VREG_L7_1P8 VDD_WTR_IO_1.8V
C161 C164 C159 C198 C160 C163 C165 C166 C158 C162 C167 C168
L126
VDD_WTR_IO_1.8V
VREG_L4_2P05 VDD_WTR_RF2_2.0V
39 48 21 26 31 20 19 30 46 40 16 52 37 59 54
C173
VDD_RF1_T_PLL
VDD_RF1_G_PLL
VDD_RF2_R_PLL
VDD_RF1_R_VCO
VDD_RF2_T_PLL
VDD_RF2_R_BB
VDD_RF2_T_DA
VDD_RF1_LNA
VDD_RF2_T_VCO
VDD_RF1_G_LO
VDD_RF1_R_LO
VDD_RF1_T_LO
VDD_RF1_DIG
RX_B8_G900 RX_B5_G850 RX_B1 RX_B2 RX_DCS_PCS
WTR_PRXBBI_P WTR_PRXBBI_M WTR_PRXBBQ_P WTR_PRXBBQ_M
5 10
RX_LB1_IN RX_LB2_IN
VDD_RF2_XO
VDD_RF3_IO
TX1_OUT TX2_OUT
7 1 6
4 9 3
RX_MB1_IN RX_MB2_IN RX_MB3_IN
TX3_OUT
RF_TX_DA_1 RF_TX_DA_2 RF_TX_DA_3 WTR_TXBBI_P WTR_TXBBI_M WTR_TXBBQ_P WTR_TXBBQ_M
R112
TX_BB_IP TX_BB_IM
2 12 18 23
61 55 49 43 RX_BB_IP RX_BB_IM RX_BB_QP RX_BB_QM 11 62 51 45 41
TX_BB_QP TX_BB_QM
WTR_PDET_IN R111 R113
U107
22 PDET_RFFB_IN 8 56 TP_SSBI_RX TP_SSBI_TX_GPS
GPS_RF_IN WTR_GNSSBBI_P WTR_GNSSBBI_M WTR_GNSSBBQ_P WTR_GNSSBBQ_M WTR_GPDATA0 WTR_GPDATA1
GNSS_RF_IN GNSS_BB_IP GNSS_BB_IM GNSS_BB_QP GNSS_BB_QM
SSBI_RX SSBI_TX_GNSS
WTR_SSBI2 WTR_SSBI1
C179
RF_ON XO_IN DAC_REF
13 60 24
RFCLK1_19.2M WTR_IREF
C190
53 58 57 GP_DATA0 GP_DATA1 GP_DATA2
63 NC NC 64
R117
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
36
28
29
25
38
GND 47
35
14
15
17
27
42
C20 6
L222 C27 4 L221
ANT200
L216
L200
U204
C21 2
6 C27
32
33
34
44
50
GND
GND
GND
DNC
8-16
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.
Level 3 Repair
8-3-9. LCD
LCD is still off after PWR ON
Yes Check the connection of HDC600 Yes No
Reconnect the HDC600
Check the C636 and High(20V) fssd
No Check the Backlight Driver IC(U615)
Yes
Check the Voltage on C603?(3V)
No Replace the U601
Yes
Check the Voltage on C604 = 1.8V?
No Resolder or Replace the U409
Yes
Replace LCD Module Yes
END
8-17
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.
Level 3 Repair
V_TSP_1.8V VDD_LCD_3.0V
VREG_1P8_LCD VDD_TSP_A3.0V V_TSP_1.8V
R621
HDC600
R603
LED_K2
R620
LED_K1
L600
R622
TSP_ID LCD_FLM
MIPI_DSI0_LANE0_M_F MIPI_DSI0_LANE0_P_F MIPI_DSI0_CLK_M_F MIPI_DSI0_CLK_P_F MIPI_DSI0_LANE1_M_F MIPI_DSI0_LANE1_P_F
TP600
2 2 4 4 6 6 8 8 10 10 12 12 14 14 16 16 18 18 20 22 24 26 28 30 32 34
TP601
C604 C603 C635
L601
C600
D600
5
GND
TP_ERR
1 3 5 7 9 11 13 15 17 19 20 22 21 24 23 26 25 28 27 30 29 32 31 33 34 NC NC NC NC 38 37 36 35
1 3 5 7 9 11 13 15 17 19 21 23 25 27 29 31 33
TS_S_RDY
TSP_I2C_SDA TSP_I2C_SCL
10 S2 S1 VOUT
LED_A_20V
C636
VBATT_CON
MIPI_DSI0_RESET_N
NC
LCD_CABC VGH LED_A_20V
LCD_BLIC_ON
11
12
9
VPH_PWR
NC
NC 13
8
VDD_LCD_3.0V
L603
GND CTRL
VIN 14
7
U615
PWM LX LX
NC
PGND 15 PGND 16
LED_K1
U658
5
NC
6
C637
NC
NC
LED_K2
GND 17
19 18
4 LCD_LDO_EN 3
VIN U601 EN
VOUT 1 2 GND
4
3
2
1
R627
LCD_PWM_BL
R605
C607
C608
R628
LCD_CABC
R629
LCD Connector(5")
10 LED LCD DCDC
LCD LDO(150mA)
8-18
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.
Level 3 Repair
8-3-10. TSP
Touch Screen does not work
Yes
Check TSP Connector on Main PBA
No Reconnect the HDC600
Yes
Check the Voltage on C6033, C635 = 3V ?
No Resolder or Replace U6001
Yes
Check the I2C signal R 308, R309
No
Resolder or Replace R308, R309
Yes Replace LCD Module
Yes END
V_TSP_1.8V VDD_LCD_3.0V
VREG_1P8_LCD VDD_TSP_A3.0V V_TSP_1.8V
R621
HDC600
R603
R622
TSP_ID LCD_FLM
MIPI_DSI0_LANE0_M_F MIPI_DSI0_LANE0_P_F MIPI_DSI0_CLK_M_F MIPI_DSI0_CLK_P_F MIPI_DSI0_LANE1_M_F MIPI_DSI0_LANE1_P_F
TP600
2 2 4 4 6 6 8 8 10 10 12 12 14 14 16 16 18 18 20 22 24 26 28 30 32 34 C604
TP601
TP_ERR
1 3 5 7 9 11 13 15 17 20 19 22 21 24 23 26 25 28 27 30 29 32 31 34 33 NC NC NC NC 38 37 36 35
1 3 5 7 9 11 13 15 17 19 21 23 25 27 29 31 33
R620
TS_S_RDY
TSP_I2C_SDA TSP_I2C_SCL
LCD_CABC
MIPI_DSI0_RESET_N
VGH LED_A_20V LED_K1 LED_K2
V_TSP_1.8V
C603
C635
C600
R308
LCD Connector(5")
TSP_I2C_SDA TSP_I2C_SCL
8-19
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.
R309
Level 3 Repair
8-3-11. 8M CAM (Main)
"Camera" function does not work
Yes
Check the Camera connector on Main PBA
Yes
No
Reconnect the HDC602
Check the voltage C632 = 1.8V? C631 = 2.8V?
No Resolder or Replace C631 = U409 C632 = U421
Yes
Check the voltage C633 = 1.25V ?
No
Resolder U421 Replace the PBA
Yes
Check the I2C line R313, R314 = HIGH
No
Resolder R313, R314 Replace the PBA
Yes
Replace the camera module
Yes
END
8-20
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.
Level 3 Repair
VREG_L16_1P8
CAM_SENSOR_IO_1P8
VREG_L10_2P8
VREG_CAM_AF_2P8
CAM_SENSOR_IO_1P8
CAM_SENSOR_A2P8
CAM_CORE_1P2
R623
R624
R637
VREG_CAM_AF_2P8 HDC602 1 3 5 7 9 11 2 1 3 4 5 6 7 8 9 10 11 12 13 14 16 15 17 18 19 20 21 22 23 24 25 26 27 28 30 29 31 32 33 34 NC NC NCNC 35 36 37 38 2 4 6 8 10 12 14 16 18 20 22 24 26 28 30 32 34
CAM_SENSOR_IO_1P8
MIPI_CSI0_LANE3_P MIPI_CSI0_LANE3_M MIPI_CSI0_LANE2_P MIPI_CSI0_LANE2_M MIPI_CSI0_CLK_P MIPI_CSI0_CLK_M MIPI_CSI0_LANE1_P MIPI_CSI0_LANE1_M MIPI_CSI0_LANE0_P MIPI_CSI0_LANE0_M CAM_I2C_SDA
TP603 TP602
R625
MAIN_CAM_MCLK
13 15 17 19 21 23 25 27 29 31 33
CAM_AF_I2C_SDA CAM_AF_I2C_SCL
C601
TP605
CAM1_RST_N MAIN_EEP_SDA MAIN_EEP_SCL CAM_I2C_SCL
C630
C631
C632
C633
8M_CAM Connector (MIPI)
8-21
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.
Level 3 Repair
8-3-12. 5M CAM (Sub)
"Camera" function does not work
Yes
Check the Camera connector on Main PBA
Yes
No
Reconnect the HDC601
Check the voltage C632 = 1.8V? C631 = 2.8V?
No Resolder or Replace C631 = U409 C632 = U421
Yes
Check the voltage C633 = 1.25V ?
No
Resolder U421 Replace the PBA
Yes
Check the I2C line R313, R314 = HIGH ?
No
Resolder R313, R314 Replace the PBA
Yes
Replace the camera module
Yes
END
8-22
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.
Level 3 Repair
VREG_L16_1P8
CAM_SENSOR_IO_1P8
VREG_L10_2P8
VREG_CAM_AF_2P8
CAM_SENSOR_IO_1P8
CAM_SENSOR_A2P8
CAM_CORE_1P2
R623
R624
R637
CAM_SENSOR_IO_1P8
VREG_CAM_AF_2P8 HDC602 1 3 5 7 9 11 2 1 4 3 5 6 7 8 9 10 11 12 13 14 16 15 17 18 19 20 21 22 23 24 25 26 27 28 30 29 31 32 33 34 NC NC NCNC 35 36 37 38 2 4 6 8 10 12 14 16 18 20 22 24 26 28 30 32 34
MIPI_CSI0_LANE3_P MIPI_CSI0_LANE3_M MIPI_CSI0_LANE2_P MIPI_CSI0_LANE2_M MIPI_CSI0_CLK_P MIPI_CSI0_CLK_M MIPI_CSI0_LANE1_P MIPI_CSI0_LANE1_M MIPI_CSI0_LANE0_P MIPI_CSI0_LANE0_M CAM_I2C_SDA
TP603 TP602
R625
MAIN_CAM_MCLK
13 15 17 19 21 23 25 27 29 31 33
CAM_AF_I2C_SDA CAM_AF_I2C_SCL
C601
TP605
CAM1_RST_N MAIN_EEP_SDA MAIN_EEP_SCL CAM_I2C_SCL
C630
C631
C632
C633
8M_CAM Connector (MIPI)
8-23
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.
Level 3 Repair
8-3-13. GSM 850,900,1800,1900 / WCDMA BAND 1,2,5,8 (RX)
NORMAL CONDITION catch the channel? No
Trouble occurs only in GSM QUAD / W QUAD ?
NO
Try 8-3-3 Repair procedure
Yes
Check R100, C181, C182, C185, C193, L108, C194, L110, C119, L144, L130, L112~L115, L132, C127, L116, L116, L109, C100, L134, L100, L135, L127, C199, C196, C197, L137, C111, L136, L101, L103, L104, L106, C144, C145, L140, L142, L122, C188, C189, L129, L117~L121 soldering condition for any damage (crack, open, etc)
CHECK soldered components Yes
R100, C181, C182, C185, C193, L108, C194, L110, C119, L144, L130, L112~L115, L132, C127, L116, L116, L109, C100, L134, L100, L135, L127, C199, C196, C197, L137, C111, L136, L101, L103, L104, L106, C144, C145, L140, L142, L122, C188, C189, L129, L117~L121
No
Check PAM100, F100~F105 for any damage (crack, open, etc)
Yes
Resolder or change PAM100, F100~F105
No
Check U107 for any damage (crack, open, etc)
Yes
Resolder or change U107
No Change the board
END
8-24
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Distribution, transmission, or infringement of any content or data from this document without Samsung's written authorization is strictly prohibited.
Level 3 Repair
VBATT_CON
VBATT_CON C109 C113 C110
RFS100 ANT102 1 2 1 2
C181
C185
L108
2 ANT
COMMON 1
C119
G
4
50V
R100
C182
C193
C194 L110 L144
3
G
L130
C123
C126
ANT101 1 1 2 2
F103
RF_TX_DA_1
32 15 4 5
VBATT
VCC VCC
ANT
RX_DCS_PCS
L109
L132
1 OUT
IN1 6 IN2 9
L112 L113
36
RF_IN RX1 [ PCS ] RX2 [ DCS ]
18 20
TRX1 TRX2 TRX3 TRX4
24 26 28 30
WCDMA_B2 WCDMA_B5 WCDMA_B1 WCDMA_B8
ANT_SW_SEL4 ANT_SW_SEL3
NC NC
G G G G G G G
L111
C127
PAM100
L114 L115
10 8 75 4 3 2
L116
ANT_SW_SEL0
35
LB_EN HB_EN
40 39
SPDT
19 21
ANT_SW_SEL2 ANT_SW_SEL1
38 37
SW0 SW1
MODE0 MODE1
41 42
34
10
11
12
14
16
17
22
23
25
27
29
31
33
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
13
58
1
2
3
6
7
8
9
GND GND GND GND GND GND GND GND GND GND GND GND GND GND GND GND GND GND GND GND GND GND GND GND GND GND GND GND GND GND GND GND GND GND GND GND GND GND
PA_R0 PA_R1
C137
C139 C135 C136
C132
C138
C133
VBAT_DCDC C100 L134
WCDMA_B1
L100 VBATT_CON C102
ANT
6
C103 L133
F100
VDD_WTR_RF2_2.0V VDD_WTR_RF1_1.3V
RX 1
3
L135
L127
TX
RX_B1
C199
G1
G2
G3
G5
G6
C105 C106 C107
C154 C155
2
CPL_PDET_LOOP
L125
C111
14
5 7 8
4
G1
16
15
L136
1
CPL_IN
GND
GND
WCDMA_B8
RFOUT_HB
VBATT
C161
C165
C158
C159
C162
C163
C198
PA_ON_B1 PA_ON_B8 PA_R0
3
VENHB
PAM101
VCC
12
F102
6 ANT L137 3 TX
G G G
4
VENLB
GND
11
5
VMODE
RFOUT_LB
10
RX G
G
1
L103
L104
RX_B8_G900
C173
CPL_OUT
6
9 GND
GND
GND
2 4 5
7
C192
C120
8
C121
C122
C196
C197
7
8
L106
30 46 31 52 48 40 20 26 19 21 39 16 37 54 59
VDD_RF1_T_PLL
VDD_RF2_R_PLL
VDD_RF2_T_PLL
VDD_RF1_R_VCO
VDD_RF2_T_VCO
VDD_RF1_G_PLL
VDD_RF1_LNA
VDD_RF2_R_BB
VDD_RF1_G_LO
VDD_RF1_R_LO
VDD_RF1_DIG
VDD_RF1_T_LO
WTR_PDET_IN
RX_B8_G900 RX_B5_G850 RX_B1 RX_B2 RX_DCS_PCS
WTR_PRXBBI_P WTR_PRXBBI_M WTR_PRXBBQ_P WTR_PRXBBQ_M
C128 C134 L140
5 10
RX_LB1_IN RX_LB2_IN
VDD_RF2_T_DA
VDD_RF2_XO
VDD_RF3_IO
C166
C167
C160
C168
RFIN
GND
C164
RF_TX_DA_2
2
13
L101
L126
VDD_WTR_IO_1.8V
TX1_OUT TX2_OUT
7 1 6
4 9 3
RX_MB1_IN RX_MB2_IN RX_MB3_IN
TX3_OUT
RF_TX_DA_1 RF_TX_DA_2 RF_TX_DA_3 WTR_TXBBI_P WTR_TXBBI_M WTR_TXBBQ_P WTR_TXBBQ_M
R112
TX_BB_IP TX_BB_IM
2 12 18 23
61 55 49 43 RX_BB_IP RX_BB_IM RX_BB_QP RX_BB_QM 11 62 GNSS_BB_IP 51 45 41 GNSS_BB_IM GNSS_BB_QP GNSS_BB_QM 53 58 57 GP_DATA0 GP_DATA1 GP_DATA2
TX_BB_QP TX_BB_QM
WTR_PDET_IN R111 R113
U107
22 PDET_RFFB_IN 8 56 SSBI_TX_GNSS 13 60 24 TP_SSBI_RX TP_SSBI_TX_GPS
WCDMA_B2
L122
VBATT_CON L139
GPS_RF_IN WTR_GNSSBBI_P WTR_GNSSBBI_M WTR_GNSSBBQ_P WTR_GNSSBBQ_M WTR_GPDATA0 WTR_GPDATA1
GNSS_RF_IN
SSBI_RX
WTR_SSBI2 WTR_SSBI1
C179
RF_ON XO_IN DAC_REF
RFCLK1_19.2M WTR_IREF
C190
63 NC NC 64
6 C140 L138 3 TX ANT
F105
1
R117
C188
L129
GND GND GND GND GND GND GND GND GND GND GND GND GND GND GND 47 GND 50 DNC 36
RX
2 G1 4 G2 5 G3 7 G5 8 G6
RX_B2
C189
R106
C143 C142
L142
28
25
29
35
14
15
27
32
33
G1
16
1
CPL_IN
GND
GND
15
VBATT
RFOUT_HB
14
RF_TX_DA_3 PA_ON_B2 PA_ON_B5 PA_R0
2
RFIN
GND
13
C144
C145
WCDMA_B5
3
VENHB
PAM102
VCC
12
L117
11
4
VENLB
GND
5
VMODE
RFOUT_LB
10
CPL_OUT
6
9 GND
GND
GND
6 ANT
L141
F104
C191
C146
7
C147
C148
3 TX
G G G
RX G G
1
L118
L119
RX_B5_G850
8
C141
L143
2 4 5 7 8
L121
CPL_PDET_LOOP
8-25
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.
17
34
38
42
44
Level 3 Repair
8-3-14. GSM 850,900,1800,1900 / WCDMA BAND 1,2,5,8 (TX)
NORMAL CONDITION catch the channel? No Trouble occurs only in GSM QUAD / WCDMA QUAD band? Yes
NO
Try 8-3-3 Repair procedure
Check R100, C181, C182, C185, C193, L108, C194, L110, C119, L144, L130, C106, C107, C100, L100, L134 L133, C196, C197, C111, L136, L101, C141~C145, L138~L142, L122, C188, C189, L117 soldering condition for any damage (crack, open, etc)
CHECK soldered components Yes
R100, C181, C182, C185, C193, L108, C194, L110, C119, L144, L130, C106, C107, C100, L100, L134 L133, C196, C197, C111, L136, L101, C141~C145, L138~L142, L122, C188, C189, L117
No
Check PAM100, PAM101, PAM102, F100, F102, F104, F105 for any damage (crack, open, etc)
Yes
Resolder or change PAM100, PAM101, PAM102, F100, F102, F104, F105
No
Check U107 for any damage (crack, open, etc)
Yes
Resolder or change U107
No Change the board
END
8-26
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.
Level 3 Repair
VBATT_CON
VBATT_CON C109 C113 C110
RFS100 ANT102 1 2 1 2
C181
C185
L108
2 ANT
G
COMMON 1
C119
4
50V
R100
C182
C193
C194 L110 L144
3
G
L130
C123
C126
ANT101 1 1 2 2
F103
RF_TX_DA_1
32 15 4 5
VBATT
VCC VCC
ANT
RX_DCS_PCS
L109
L132
1 OUT
IN1 6 IN2 9
L112 L113
36
RF_IN RX1 [ PCS ] RX2 [ DCS ]
18 20
TRX1 TRX2 TRX3 TRX4
24 26 28 30
WCDMA_B2 WCDMA_B5 WCDMA_B1 WCDMA_B8
ANT_SW_SEL4 ANT_SW_SEL3
NC NC
G G G G G G G
L111
C127
PAM100
10 8 75 4 3 2
L116
L114
L115
ANT_SW_SEL0
35
LB_EN HB_EN
40 39
SPDT
19 21
ANT_SW_SEL2 ANT_SW_SEL1
38 37
SW0 SW1
MODE0 MODE1
41 42
PA_R0 PA_R1
13
10
11
12
14
16
17
22
23
25
27
29
31
33
34
43
44
45
46
47
48
50
51
52
53
54
55
56
57
49
58
1
2
3
6
7
8
9
GND GND GND GND GND GND GND GND GND GND GND GND GND GND GND GND GND GND GND GND GND GND GND GND GND GND GND GND GND GND GND GND GND GND GND GND GND GND
C137
C139 C135 C136
C132
C138
C133
VBAT_DCDC C100 L134
WCDMA_B1
L100 VBATT_CON C102
ANT
6
C103 L133
F100 L135 L127
3
TX
RX
1
RX_B1
C199
G1
G2
G3
C105 C106 C107
CPL_PDET_LOOP
C111
14
5 7 8
2
4
G5
G6
G1
16
15
L136
1
VBATT
CPL_IN
GND
GND
WCDMA_B8
RFOUT_HB
RF_TX_DA_2 PA_ON_B1 PA_ON_B8 PA_R0
2
RFIN
GND
13
L101
3
VENHB
PAM101
VCC
12
F102
6 ANT L137 3 TX
G G G
4
VENLB
GND
11
5
VMODE
CPL_OUT
RFOUT_LB
10
RX G
G
1
L103
L104
RX_B8_G900
VDD_WTR_RF2_2.0V VDD_WTR_RF1_1.3V
6
9 GND
GND
GND
2 4 5
7
C192
C120
8
C121
C122
C196
C197
7
8
L106
C154 C155
WTR_PDET_IN
L125 L126
C164
C161
C159
C160
C163
C166
C167
C162
C158
C168
C198
C165
VDD_WTR_IO_1.8V
C173
30
16
52
21
20
46
40
37
31
19
48
VDD_RF1_T_LO
VDD_RF1_T_PLL
VDD_RF2_T_PLL
VDD_RF1_G_LO
VDD_RF1_R_LO
VDD_RF2_T_DA
VDD_RF1_G_PLL
VDD_RF2_R_PLL
VDD_RF2_R_BB
VDD_RF1_LNA
VDD_RF2_XO
VBATT_CON L139
L122
RX_B8_G900 RX_B5_G850 RX_B1 RX_B2 RX_DCS_PCS
5 RX_LB1_IN 10 RX_LB2_IN 4 RX_MB1_IN 9 RX_MB2_IN 3 RX_MB3_IN
VDD_RF1_R_VCO
VDD_RF1_DIG
VDD_RF3_IO
WCDMA_B2
VDD_RF2_T_VCO
C128
C134
L140
39
59
26
54
7 TX1_OUT TX2_OUT TX3_OUT 2 12 TX_BB_IM 1 6
RF_TX_DA_1 RF_TX_DA_2 RF_TX_DA_3 WTR_TXBBI_P WTR_TXBBI_M WTR_TXBBQ_P WTR_TXBBQ_M
R112
TX_BB_IP
6 C140 L138 3 ANT TX
F105
1
C188
L129
RX
2 G1 4 G2 5 G3 7 G5 8 G6
RX_B2
C189
WTR_PRXBBI_P WTR_PRXBBI_M WTR_PRXBBQ_P WTR_PRXBBQ_M
61 55 49 43 RX_BB_IP RX_BB_IM RX_BB_QP RX_BB_QM 11 GNSS_RF_IN 62 GNSS_BB_IP 51 45 41 GNSS_BB_QP GNSS_BB_QM 53 GP_DATA0 58 57 GP_DATA1 GP_DATA2 NC NC RF_ON XO_IN DAC_REF GNSS_BB_IM SSBI_TX_GNSS TX_BB_QP TX_BB_QM
18 23
WTR_PDET_IN R111 R113
U107
22 PDET_RFFB_IN 8 SSBI_RX 56 TP_SSBI_TX_GPS TP_SSBI_RX
R106
C143 C142
L142
GPS_RF_IN WTR_GNSSBBI_P WTR_GNSSBBI_M WTR_GNSSBBQ_P WTR_GNSSBBQ_M WTR_GPDATA0 WTR_GPDATA1
WTR_SSBI2 WTR_SSBI1
C179
13 60 24
RFCLK1_19.2M WTR_IREF
C190
G1
16
15
63 64
CPL_IN
GND
GND
R117
1
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND 47 50
GND
GND
RF_TX_DA_3 PA_ON_B2 PA_ON_B5 PA_R0
2
32
33
15
17
34
35
14
25
27
38
28
3
VENHB
PAM102
VCC
12
L117
11
4
VENLB
GND
5
VMODE
CPL_OUT
RFOUT_LB
10
6
9 GND
GND
GND
6 ANT
L141
F104
C191
C146
7
C147
C148
3
TX
G G G
RX G G
1
L118
L119
RX_B5_G850
8
C141
L143
2 4 5 7 8
L121
CPL_PDET_LOOP
8-27
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36
29
42
44
RFIN
GND
13
C144
C145
WCDMA_B5
DNC
GND
GND
VBATT
RFOUT_HB
14