SM-J100MU-TSHOO-7

8. Level 3 Repair 8-1. Block Diagram

Micro-AB Receptable

CHARGER INPUT Vibrator

MIC1

88RF858 RF CIRCUIT

MIC2

N 0 . E K N E _ 4 L _ F F R R C S O X G I G Y C I S D D V

RCV SPK

RTC

HEADSET

88PM886 BATTERY

USB

PMIC+Codec+ PMIC+Codec+ Charger

4.3 inch 1080P LCD

MIPI DSI_4-DATA LANE

TDM

CI2C2

Power Supply PI2C PCM

PXA1908

ONKEY_N

(Max Freq. 1.2GHz)

B B _ S P G

L200R Module

MIPI CSI_2-DATA LANE KEY

OVT I2C0 MIPI CSI_4-DATA LANE OVT I2C0

PCM

WIFI+BT+FM WIFI+BT+FM 88W8777

SDIO

MMC1

USIM1

2M CAM D221A 5M CAM SR544

LTE LTE Co-exitstence

Micro SD Slot

USIM1

GPIP[16] VOLUME_UP GPIP[17] VOLUME_DOWN GPIP[18] H OM E_KEY

Proxy : CM36686M30E CM36686M30E ACC : K2HHTR

eMCP KMFJW0007M-B212(4GB * 6Gb)

TX_PA_OUT_B8

Coupler LDJ8829M24AD011

TX_TR_OUT_GSMHB

TX_PA_OUT_B5

TX_TR_OUT_GSMLB

TX_PA_OUT_B17

GSM Quad/WB1/2/4/5 /8 LTEB1/2/4/ 5/7/17 MMMB [SKY77621-31]

TX_PA_OUT_B1

Main ANT RF connector

TX_TR_OUT_B1/ B2/B 4 TX_TR_OUT_B5/B8/ B17

TX_PA_OUT_B2/4 Main FEMID [LMSWKDGP-G77]

TX_PA_OUT_GSMLB TX_PA_OUT_GSMHB TX_PA_OUT_GSMH B PRX_TR_IN_GSMHB_P/N PRX_TR_IN_GSMLB_P/ N PRX_TR_IN_GSMHB_P/N(GSM900/ 850/ W8))

88RF858 [RFTransceiver]

PRX_TR_IN_B5 _P/N _P/N PRX_TR_IN_B2/B4_P/N _ PRX_TR_IN_B1_P/ N PRX_TR_IN_B17_P/ N

TRX_DPX_OUT_B7

B7 DPX

PRX_TR_IN_B7_P/ N

Switch

PAM SKY77778-51

TX_TR_OUT_B7

DRX_TR_IN_B1/ 2/4 _ P/ N DRX_TR_IN_B5/ 8_P/ N

Div ANT Div FEMid SFMR6F0K001

DRX_TR_IN_B7_ P/N DRX_TR_IN_B1 7_P/N

8-1

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 Samsung’s ’s written authorization is strictly prohibited.

Level 3 Repair

8-2. PCB Diagrams 8-2-1. Top

ANT5004

U2000

C2019

C2018

C2021

C2016

3 1 0 2 R

ZD5009

U2004 U2002 7 3 0 2 C

C N Y S _ M C P _ P T D X R _ M C P _ P T

C2049 5 0 0 2 L

2 1 0 2 L

7 4 0 2 C

1 0 0 2 F

2 6 0 2 C

6 0 0 2

4 0 0 2 L

L2003

K C T _ I P T D T K_ L P C T

1 5 0 2 C

4 5 0 2 C

2 5 0 2 C

C2029

E K A_ N W A L W _ T_ T S O H _ P_ P T E K A_ T_ T W S O H _ N A L W _ P_ P T

C2027 N _ 1 D _ 1 C _ P T

C2031

C2038

_ M C P _ P

C2025

U2007

C2041

N _ 0 D _ 1

C2040

T

L2002 N E _ K L C _ N A L W _ P T

C _ P P T _ K L C _ 1 C _ P T

R2003

C2028

C2023 6 0 0 2 L

2 0 0 2

C2030 C2034

3 4 0 2 C

R3045

3 5 0 2 C

6 1 0 5 L

5 0 0 2 R

R3044

2_ T A

D _ N A L W _ P T

C2035

4 0 0 2 R

1_ T A

R

3_ T A

D _ N TP_WLAN_DAT_0 A L W _ P T

D _ N A L W _ P T

1 0 0 6 C L S

ZD5008

3 7 0 2 C

9 1 0 5 C

1 6 0 2 C

5 1 0 5 L

1 0 0 2 C S O

P 1_ D _ 1 C _ P T P _ 0 D _ 1 C _ P T N _ K L C _ 1 C _ P T

TP_C1_STBY

C3014

C3010

SLEEP_IND

TAC5001

8 1 0 5 C

C2020

C2050

U

C2039

TP_PCM_TXD

7 7 0 2 C

2 4 0 2 C

TP_JTAG_SEL TP_ANT_SW4

9TP_EMMC_CLK 1 0 3 R

3 1 0 3 R

4 1 0 3 R

2 0 0 6 R

1 0 0 6 R

0 0 0 3 R

SC5001 UME3000 UCP3000

C6006

1 0 0 3 R

8 2 0 6 C

8 2 0 6 R

6 0 0 3 R

7 0 0 3 R

1 2 1 1 C

5 7 0 1 C

C3048

] 4 [ T N O

C3046

0 0 0 3 C

1 0 0 3 C

9 2 0 6 C

3 1 0 3 C

2 1 0 3 C

4 3 0 3 R

5 3 0 3 R

3 5 0 4

C

R3009

R3008

1 0 0 2

U

TAC5000

C2012

C2013

C4037

C5024

2 0 0 3

U

1 0 0 2 _ T_ T N I _ C C A _ P_ P T

C2011

C3067 R3059

TP_ACC_INT_2000

R4014

C3068 R3058

C4042 9 5 0 4 C

L4006

1 0 0 4

D Z

ZD4000

1 0 0 4

0 2 0 3

H T

TP_GPS_CLK_N

2 3 0 3 R

R 3 1 0 6 C

5 0 0 6 R

6 0 0 6 R

C6023

C6004

1 3 0 3 R C4063

C6024

N _ N

P 5 T 0 0 TP4003 TP4001 4TP4007 P

6 0 0 4 P T

1 2 0 6 C 0 3 0 6 R

3 7 0 4 C

C4057

7 0 0 2 C

ZD2001

BTC1

0 1 0 2 C

C2000

R2019

C2075 C2015

9 5 0 1 L

L1056 1 6 0 1 L

L1063

5 6 0 1 L

L1066

2 5 0 1 L

L1060

L1064 L1055 L1051

2 6 0 1 L

C1108 3 7 0 1 L

C1083

C1046

C1036

C1049

C2003

G U B E D _ C_ C F N _ P T

6 0 0 2 C

U2003

2 0 0 2 C

1 0 0 2 C

8 2 0 1 L

L1087

C1028

8 3 0 1 C

C1031

7 0 2 P T

R1019

Q E R _ C F N _ P T

E K A W _ C F N _ P T

C

2 2 1 1 C

C1051

F1004

9 7 0 1 C

L1075

C1032

C1043

R1016

L1017

C1045

C1017

3 1 0 1 C

7 2 0 1 C

L1020

L1034

0 1 0 1 3 L 3 0 1 L

L1032

F1002

0 3 0 1 L

7 6 0 1 C

6 7 0 1 C

3 1 0 1 L

L1011

4 0 0 1 L

8 4 0 7 0 0 1 1 L L

7 7 0 1 L

L1005 L1006

9 3 0 1 L

7 7 0 1 C

8 6 0 1 C

0 6 0 1 C

8 7 0 1 C

C1062 C1110

C1069 5 6 0 1 C

4 6 0 1 C

2 7 0 1 C

1 7 0 1 C

C1053

C1056 3 6 0 1 C

6 4 0 1 L 3 7 0 1 C

TAC5002

R1012 5 4 0 1 L

L1040

4 1 0 1 L

8 1 0 1 L

L1015

9 4 1 2 0 0 1 1 L L

L1021

9 2 0 1 L

5 2 0 1 L

L1027

L1031

6 2 0 1 C

7 3 0 1 L

C1009 C1024

3 2 0 1 C

6 3 0 1 L

8 3 0 1 L

1 0 0 1 F

U1012 L1044

C1106

C1001

C1035

C1042

L1035

L1022

C1107

C1030

C1037

C1044

C1047

L1000

L1007 C1002

6 1 0 1 C

2 1 0 1 L

C1018

L1026

L1043

C1058

1 2 0 1 C

C1048

C1029

C1040 8 1 0 2 R

0 7 0 1

U1009 8 8 0 1 C

SC5004 0 C1039 C1041

0 0 1 M A P

0 1 0 1 C

8 0 0 2 C

C2004

5 2 0 1 C

0 0 0 1 C S O

C1057

1 6 0 1 C

5 0 0 1 U

C1050

C1104

6 8 0 1 L

L1047

C1054

C1103

C1074

7 0 0 1 U

3 5 0 1 L

9 5 0 1 C

L1042

1 0 0 1 M A P

L1057 4 5 0 1 L

L1076

C4065

9 0 0 2 C

C2022

F1005

1 L1082 8 0 1 L

C

C4072

C4061

C2005 C2014

8 7 0 1 L

L1080

U4002

O T X E _ P T

9 0 1 1 C

4 7 0 2 C

C1081

C1105

R4018

C4058

L1048

6 1 0 1 U

9 3 0 3

1 1 0 4 R

T

3 9 0 1 C

2 2 0 6 C 9 1 0 6 C

C4062

ZD2000

BH403

0 2 0 6 C

2 0 0 4

9 4 0 1 L

9 1 0 0 1 U

6 2 0 6 C

R3033 4 6 0 4 C

7 1 0 3 C

C1086

O M _ A P _ P T

M L L P_ N I P _ T_ T S E T _ P_ P T

C F_ R _ P T

2 5 0 1 C

C1066

7 1 0 0 1 E U D

4 2 0 3 R

C3051

0 A C _ R D D _ P T

R3050

BH402

R3027

0 Q D _ R D D _ P T

3 2 0 5 C

4 0 0 1 G F

R6019

TP_DOWNLOAD_MODE

0 2 0 1 C

2 0 0 1 L 1 0 0 1 L 4 1 0 1 C

TP208 TP4008

BH406

SUS1000

3 0 0 6 C D H 1 0 0 1 G F

BH404

SUS1001

3 0 0 1 G F

TH4000 C4052

5 2 0 5

ZD4006

2 4 0 0 0 0 4 4 D D Z Z

C

R4017

ANT5000

R4016

R4015

FG1002

BH401

L5018

ANT5007 ANT5006 ANT5001

MIC5000

BH400

IFC4000

BH405

8-2


Level 3 Repair

8-2-2. Bottom

R5014

7 1 0 5 L

6 0 0 5 D Z

0 0 2 T N A

L5006

L5007 C5013

6 1 0 5 C

4 0 0 5 D Z

0 1 0 5 L

1 1 0 5 L

5 0 0 5 D Z

3 2 0 5 R

3 1 0 5 L

7 0 0 5 D Z

HDC5000 0 1 0 5

R

3 0 0 5 D Z

5 1 0 5 C

7 1 0 5 C

1 1 0 5 R

4 1 0 5 C

2 1 0 5 R

4 2 0 5 R 2 1 0 5 L

ANT106

R5019 R5020 C5008 R5021 L5014

4 4 0 2 C

L5019

C2036

5 4 0 2 C

ZD5010 TP_C2_D0_N

TP_C2_CLK_P

ANT103

TP_C2_STBY

0 2 0 5 C

C1089 C1087 C1085 C1120

SLC6002 TP_C2_D0_P TP_C2_CLK_N

0 0 4 D E L

8 0 0 6 C

5 0 0 6

7 0 0 6 C

C 7 4 0 3 C

SC5003 L2010

C2065

0 0 0 2 T N A

3 0 0 2 F

C2063

C2066

8 5 0 2 C

7 5 0 2 C

6 5 0 2 C

5 5 0 2 C

5 4 0 3 C

3 6 0 3 C

0 2 0 3 C

C3026

8 1 0 5 R

9 6 0 3 C

9 5 0 3 C

9 1 0 3 C

1 6 0 3 C

1 2 0 3 C

9 2 0 3 C

5 0 0 5 C

4 0 0 5 C

1 0 0 5

4 6 0 2 C

9 5 0 2 C

U2009

9 0 0 3 C

ANT5003 ANT5002

0 0 0 6 R T

R3018

R3012

R3017

R3011

R3016

9 1 0 4 R

9 0 0 4 R

3 1 0 6 R

7 1 0 6

C

U6000

L6004

C C6016 R6014

C3004

8 2 0 4

0 4 0 4

C

C3003

C3006

C

C6015 5 2 0 4 C

C3008

C

4 1 0 6

L6002

C3011

C3007

9 3 0 4

L6003

C3005

7 2 0 4 C

9 2 0 4 C

C3034

ZD5012

C3036

C3037 R3053

C3025

L5004

C3032 C3044

C3035 L2009 C3028

1 0 0 6 M I S

R3015

R3055

R6008

C3027

ZD5011

R3010

U6002

L5002

C5007

3 1 0 2 L

R3005

R6011 C3015

6 1 0 3 C

C3030

C5006

1 1 0 2 L

0 0 0 6 R

R3004

C3022 9 6 0 2 C

C6000

R6012

C3024

C2076

C6001

C3070

1 0 0 6 L

8 0 0 4 R

0 0 0 6 C D H

L6000

R6003

C6011

C6010

2 2 0 5 R

U

4 6 0 3 C

3 3 0 3 C

7 0 0 4 R

C6003

R6004

R6010 R5005 R5007

8 0 0 2 U

7 0 0 2 R

2 1 0 6 C

C3043

9 4 0 3 C

1 3 0 3 C

3 2 0 3 C

2 5 0 3 C

3 5 0 3 C

2 6 0 3 C

8 5 0 3 C

4 5 0 3 C

5 5 0 3 C

7 5 0 3 C

6 5 0 3 C

C3038 0 6 0 3 C

C3040 C3041 C3042

R3054

1 7 0 4 C

2 1 0 4 C

SC5002 0 0 0 4 U C4020

C4038

4 0 0 4 L

3 1 0 4

L4001 2 0 0 4 C

C4026

C4031

0 5 0 3 C

L4000

C3065

C4001

C4019

C 4 4 0 4 C

C4024

7 4 0 4 C

1 2 0 4 C

C4023

3 0 0 4 L 2 0 0 4 C4018 L

C4017

C4009

3 0 0 4 C

4 1 0 4 C

TP4000

C4033

C4034

C4045

4 0 0 4 C

C4036

SIM6000

5 0 0 4 L

C4000

5 0 0 4 C

C4030

2 7 0 1 L

6 4 0 4 C

2 3 0 4 C

C4050 C4051

C4035

C6025

R6022 TP_SDC3_CLK

TA4000

R6029

8 4 0 4 C

6 0 6 0 1 4 0 C 4 C

5 1 0 4 C

1 1 0 4 C

9 6 0 4 C

U10018

C6027

9 4 0 4 C

C4007

C4043

C4008

C4041

OSC4000

C4022 C5021

R1002 R1000 R1001 C1000

0 0 0 1

U 8 0 1 R

C1008 1 L1003

0 0 1 S F R

L1016

C4055 6 0 0 1 C

5 0 0 1

C

C1003

4 0 0 1

C

L1009

4 3 0 1 C

C1033

U1001

2 2 0 1 C

9 1 0 1 C

U4001

4 5 0 4 C

C4056 R4012

R4010

3 1 0 4 R

C4068

7 0 0 4 L

2 0 0 5 C

C1007

0 0 1 T N A

1 0 1 T N A

L1023

6 6 0 4 C

ZD4005

0 0 0 5 U

C5003 R5006

C5026 C4070

1 1 0 5

C

5 0 0 5 L

0 0 0 5 C

0 0 0 5 D Z

3 1 0 5 D C Z 0 1 0 5

L5000 1 0 0 5 C

L5001

2 1 0 5 C

3 0 0 5 L

L5020 C5027

U5002

8-3


Level 3 Repair

8-3. Flow Chart of Troubleshooting Equipments

 Oscilloscope

á Digital Multi-meter

á Power Supply

á + driver, ESD Safe Tweezer

 8960 & Spectrum Analyzer

á Soldering iron

8-4


Level 3 Repair

8-3-1. Power On

Mobile phone does not power on.

Charging the battery by TA.

Check the Battery Voltage. Is it more than 3.8V?

No

If its voltage level is extremely low(under 3.0V), 3.0V), Change the battery.

Yes

Power-on the phone and Yes

check the power-on sound

Change the FRONT-LCD ASSY

or motor Vibration.

No Check the PWR_KEY (soldering (soldering crack, open, etc)

Abnormal Resolder or replace TAC5002

Yes Check the U6000, U6002 output voltage voltage C6014 > 3.3V,R6008 (C6014 > 3.3V,R6008 > 1.8V) 1.8 V)

No

If the output voltage is not satisfied with normal condition, Resordering C6014, R6008 ※ Each

voltage level has ±10% margin.

Yes Change the OSC4000 Check the Clock OSC4000

No

If OSC4000 does not still work, Change the U4000 This problem is internal oscillator of U4000

Is that frequency 32.768Khz?

※ Test

Yes

condition (Oscilloscope setting)

: 20.0us.div 20.0us.div (time division)

check the initial operation Yes END

8-5


Level 3 Repair

KEY PART Power_ON

2

1

PHONE_ON_N

SKTDLEE010 TAC5002

4

3 5

6

7

C5021 8PF

3 0 V 6 5 0 2

VBAT_SYS

L6002

LCD BLIC - LED 9ea L6003

C6014

C6015

U6000

1

LCD_BLIC_ON

L6004

2 1005

LED_P_26V

3

CTRL

LX

6

5 GND

VIN VOUT D

N G

FB

R6011

4

LED_N

7

R6014 C6016

R6013

C6017

VCC_IO_GPIO1

OSC4000

XO_OUT

R6008

2

C4051

XO_IN

1

C4050

LCD_ESD_DET

D3 R6010 G2 LCD_VGH_12P0

S1 U6002

R6012

LCD DETECT

8-6

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

8-3-2. Initial Initial Failure Yes

Re-download latest SW on the mobile phone.

Abnormal Check the OSC1000, OSC4000. (Crack, open etc.) Abnormal Check the output clock waveforms and frequency.

Check the oscillator clock waveform.

26MHz : OSC1000, 37.768KHz : OSC4000

※ Test

condition (Oscilloscope setting) : 20.0us.div (time division)

Normal

Resoldering or Change U1005,UCP3000,U4000 Abnormal Change PBA

END

8-7


Level 3 Repair

VDD_TCXO_OUT

OSC1000

ET_DAC_OUT

1 N O C

C 4 C V

2 D N G

T 3 U O

V

C1057 3 0 6 0

C1056

TCXO_IN

C1053 C1062

OSC4000

XO_OUT

2

C4051

XO_IN

1

C4050

8-8


Level 3 Repair

8-3-3. No Service No service Yes Check memu setting Menu → applications → setting → wireless and network → mobile networks → network mode → setting is auto mode ?

CP : J100FX Menu → Phone → Keypad → *#1234# → check CP version → CP : J100FX

Check the Main Antenna exists or not

No

No

Check the components of Antenna Path. Is it ok?

Resolder the components

Yes

Check SIM Voltage SIM1 VCC (C6025) = 1.8V SIM2 VCC (C6020) = 1.8V

No

Replace the U4000

Abnormal

Change the Main Antenna

Abnormal Change the PBA Yes END

8-9


Level 3 Repair

SIM / SD CARD PART VREG_L14_3P0

VDD_T_FLASH

VREG_L12_2P8

VDD_SIM2

VDD_SIM_IO VDD_NFC_SIM VREG_S2_1P8

R6022

VDD_T_FLASH

R6029 R6028

VDD_SIM2

SIM6000 1 2 3 4 5 6 7

SIM1_RST SIM1_CLK NFC_SWP SIM1_DATA

8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 G6 23 G7 24 G8 25 DETECT

T_FLASH_D2 T_FLASH_D3 T_FLASH_CMD TP_SDC3_CLK

T_FLASH_CLK T_FLASH_D0 T_FLASH_D1

9 1 0 0 1 U

6 2 0 6 C

7 2 0 6 C

5 2 0 6 C

3 2 0 6 C

S1_VCC S2_RST S3_CLK S4 S5_GND S6_VPP S7_IO S8 T1_DAT2 T2_CD_DAT3 T3_CMD T4_VDD T5_CLK T6_VSS T7_DAT0 T8_DAT1 G1 G2 G3 G4 G5

4 2 0 6 C

T_FLASH_DET_N

VDD_SIM2

SIM6001 C1 C1 C2 C2

SIM2_RST SIM2_CLK

C3 C3 G 1

R6030

C5 C5 C6 C6 C7 C7 G

G

G

2

3

4

SIM2_DATA

C6019 1 2 0 6 C

2 2 0 6 C

0 2 0 6 C

C6028

SIM1 / SD Card Connector

SIM2 Connector

8-10


Level 3 Repair

8-3-4. Sim Part Insert SIM card Yes

Check the SIM Voltage. SIM 1 C6025 >= 1.8V? SIM 2 C6020 >= 1.8V?

Change to the new SIM card.

No

If it doesn`t still work SIM card after changeing the SIM card, Check the UCP3000 (Crack etc)

Yes

END

SIM / SD CARD PART VREG_L14_3P0

VDD_T_FLASH

VREG_L12_2P8

VDD_SIM2

VDD_SIM_IO VDD_NFC_SIM VREG_S2_1P8

R6022

VDD_T_FLASH

R6029 R6028

VDD_SIM2

SIM6000 1 2 3 4 5 6 7

S1_VCC S2_RST S3_CLK S4 S5_GND S6_VPP S7_IO 8 S8 9 T1_DAT2 10 T2_CD_DAT3 11 T3_CMD 12 T4_VDD 13 T5_CLK 14 T6_VSS 15 T7_DAT0 16 T8_DAT1 17 G1 18 G2 19 G3 20 G4 21 G5 22 G6 23 G7 24 G8 25 DETECT

SIM1_RST SIM1_CLK NFC_SWP SIM1_DATA T_FLASH_D2 T_FLASH_D3 T_FLASH_CMD TP_SDC3_CLK

T_FLASH_CLK T_FLASH_D0 T_FLASH_D1

9 1 0 0 1 U

6 2 0 6 C

7 2 0 6 C

5 2 0 6 C

3 2 0 6

C

4 2 0 6 C

T_FLASH_DET_N

VDD_SIM2

SIM6001 C1 C1 C2 C2

SIM2_RST SIM2_CLK

C3 C3 G 1

R6030

C5 C5 C6 C6 G

G

G

2

3

4

C7 C7

SIM2_DATA

C6019 1 2 0 6 C

2 2 0 6 C

0 2 0 6 C

C6028

SIM1 / SD Card Connector

SIM2 Connector

8-11


Level 3 Repair

8-3-5. Charging Part

TA / USB Insert

Yes Charging Sequence Start C4066 = 5V

No

Reconnect TA or USB

Yes

Battery is Charging?

No

Resolder or Replace U4001

Yes

END

USB Connector VBAT_SYS

U4001 1

R4010

2

IN

OUT

4

3 D GND N EN G 5

C4054

R4012 R4013

C4056

C4055

VUSB_FET_5P0_CON

L4007

IFC4000 1 1 2 2 3 3 4 4 5 5 S1 S1 S2 S2 8 NC 9 NC 10 NC 11 NC 12 NC 13 NC NC 14 15 NC 16 NC 17 NC

R4015 R4016

USB_D_N USB_D_P

R4017 6 0 0 4 D Z C4066

ZD4005

C4070

2 0 0 4 D Z

JTAG_USB_ID USB_ID

4 0 0 4 D Z C4068

8-12


Level 3 Repair

8-3-6. Microphone Part

Check microphone function in voice call receiver mode or in Voice Recording mode Yes

Check the main MIC is placed for any damage

No Resolder or replace MIC5000

Yes

Check the voltage at L5003 = 1.8V

No Resolder or replace L5003

Yes END

Main MIC MAIN_MICBIAS_1P8

L5003

MIC5000

POWER GND1 GND GND2 GND OUT

1 2 3 4

1 MAIN_MIC_N C50 2 6

L5005

MAIN_MIC_P

2 ZD5013

C5012

C5010

C5011

8-13


Level 3 Repair

8-14


Level 3 Repair

8-3-7. Speaker Part

Check speaker function. Play MP3 with maximum volume level. Yes

Check the connection of Speaker module ANT5002, ANT5003(crack, damaged)

No

Reconnect speaker or replace speaker or resolder ANT5002, ANT5003

Yes

No

Check the signals on C5006, C5007

Resolder or replace C5006, C5007

Yes

END

Speaker 1

1

2

2

L5002

1

1005

SPK_OUT_P SPK_OUT_N

1

1005

2

L5004

1 1 0 5 D Z

2 1 0 5 D Z

C5006

ANT5002 2

C5007

1

1

2 2

ANT5003

8-15


Level 3 Repair

8-3-8 Receiver Part

Check receiver function in voice call receiver mode. Yes

Check the receiver module for any damage (tear in FPCB, crack, etc)

Yes Replace receiver module

No

No

Check the signals on ZD5008, ZD5009

Replace and resolder ZD5008, ZD5009

Yes

Replace front Ass'y

END

Reciever 1

1

2

2

ANT5004 1 1

L5015

RCV_P

2

L5016

RCV_N

C5019

C5018

ZD5008

2

ZD5009

8-16


Level 3 Repair

8-3-9. LCD LCD is still off after PWR ON

Yes No

Check the connection of HDC6000

Reassemble FRONT assy

Yes

No

Check the voltage of C6000=1.8V? C6001=3.0V?

Resolder C6000, C6001 or Replace the U4000

Yes

Replace Front Assy.

Yes

END

VDD_TSP_3P0

VCC_IO_GPIO1

VDD_LCD_3P0 VDD_LCD_1P8

HDC6000 1

FG_ERR

5 7 9 11 13 15 17 19 21 23 25 27 29

R6019

PLCD_MIPI_D0_P_F PLCD_MIPI_D0_N_F PLCD_MIPI_CLK_P_F PLCD_MIPI_CLK_N_F PLCD_MIPI_D1_P_F PLCD_MIPI_D1_N_F 5 0 0 1

C6001

R6000

L6000

1 2 2 3 3 4 4 5 6 6 7 8 8 10 10 9 11 1 2 12 13 14 14 15 16 16 17 1 8 18 19 20 20 21 22 22 23 24 24 25 26 26 27 28 28 29 30 30 C C C C N N N N

TSP_INT TSP_SDA_1P8 TSP_SCL_1P8 PLCD_RST_N LCD_VGH_12P0

LED_P_26V LED_N

1 2 3 4 3 3 3 3

C6000

C6003

8-17


Level 3 Repair

8-3-10. TSP

Touch Screen does not work

Yes

No

Check the connection of HDC6000

Reconnect the Connecter of HDC6000

Yes

No

Check the voltage of C6003=3.0V?

Resolder C6003

Yes

Replace Front Assy.

Yes

END

VDD_TSP_3P0

VCC_IO_GPIO1

VDD_LCD_3P0 VDD_LCD_1P8

HDC6000 1

FG_ERR

5 7 9 11 13 15 17 19 21 23 25 27 29

R6019

PLCD_MIPI_D0_P_F PLCD_MIPI_D0_N_F PLCD_MIPI_CLK_P_F PLCD_MIPI_CLK_N_F PLCD_MIPI_D1_P_F PLCD_MIPI_D1_N_F 5 0 0 1

C6001

C6000

R6000

L6000

1 2 2 3 3 4 4 5 6 6 7 8 8 10 10 9 11 1 21 2 13 14 14 15 16 16 17 1 81 8 19 20 20 21 22 22 23 24 24 25 26 26 27 28 28 29 30 30 C C C C N N N N 1 2 3 4 3 3 3 3

TSP_INT TSP_SDA_1P8 TSP_SCL_1P8 PLCD_RST_N LCD_VGH_12P0

LED_P_26V LED_N

C6003

8-18


Level 3 Repair

8-3-11. 5M CAM

"Camera" function does not work

Yes

No

Check the Camera fpcbt on Main PBA

Reconnect the 5M Cam module on SLC6001

Abnormal

Check the voltage C6005 = 2.8V C6006 = 1.8V C6007 = 2.8V

No

Replace U4000

Yes

Replace the camera module

Yes END

No

Change main board

8-19


Level 3 Repair

VDD_CAM_IO_1P8

VDD_CAM_A2P8

VDD_CAM_2P8 R6001

R6002

SLC6001 1 CAM_SDA_1P8

CAM_STBY CAM_MIPI_CLK_N CAM_MIPI_D0_P CAM_MIPI_D1_P

5 7 9 11 13 15 17 19 21

TP_C1_STBY TP_C1_CLK_N TP_C1_D0_P TP_C1_D1_P

C6005

1 2 2 3 34 4 5 6 6 7 8 8 9 10 10 11 12 12 13 14 14 15 16 16 17 18 18 19 20 20 21 NC NC 2223

C6006

CAM_SCL_1P8

CAM_RST_N TP_C1_CLK_P TP_C1_D0_N

CAM_MIPI_CLK_P CAM_MIPI_D0_N

TP_C1_D1_N

CAM_MIPI_D1_N CAM_MCLK R6006

C6007 C6004 C6008

5M_Main_CAM

VDD_CAM_A2P8

VDD_CAM_IO_1P8

VDD_CAM_IO_1P8

L6001

R6003

VTCAM_SCL_1P8 R6005

VTCAM_STBY

CAM_MCLK VTCAM_MIPI_CLK_P VTCAM_MIPI_D0_N

R6004

SLC6002 3

TP_C2_STBY 11 13 15 17 19

TP_C2_CLK_P TP_C2_D0_N

1 3 5 7 9 11 13 15 17 19

12 2 4 4 56 6 7 8 8 910 10 12 12 14 14 16 16 18 18 20 20

VTCAM_SDA_1P8 VTCAM_RST_N TP_C2_CLK_N TP_C2_D0_P

VTCAM_MIPI_CLK_N VTCAM_MIPI_D0_P

21 21 NCNC 22 23

C6013

C6010

C6011

C6012

2M_Sub_CAM

8-20


Level 3 Repair

8-3-12. 2M CAM

"Camera" function does not work

Yes

No

Check the Camera fpcbt on Main PBA

Reconnect the 2M Cam module on SLC6002

Abnormal

Check the voltage C6010 = 2.8V C6012 = 1.8V

No

Replace U4000

Yes

Replace the camera module

Yes END

No

Change main board

8-21


Level 3 Repair

VDD_CAM_IO_1P8

VDD_CAM_A2P8

VDD_CAM_2P8 R6001

R6002

SLC6001 1 CAM_SDA_1P8

CAM_STBY CAM_MIPI_CLK_N CAM_MIPI_D0_P CAM_MIPI_D1_P

5 7 9 11 13 15 17

TP_C1_STBY TP_C1_CLK_N TP_C1_D0_P TP_C1_D1_P

1 3 5 7 9 11 13 15 17

2 2 34 4 6 6 8 8 10 10 12 12 14 14 16 16 18 18 20 20

CAM_SCL_1P8

CAM_RST_N TP_C1_CLK_P TP_C1_D0_N TP_C1_D1_N

19 19 21 21 NC NC 2223

C6005

C6006

CAM_MIPI_CLK_P CAM_MIPI_D0_N CAM_MIPI_D1_N CAM_MCLK R6006

C6007 C6004 C6008

5M_Main_CAM

VDD_CAM_A2P8

VDD_CAM_IO_1P8

VDD_CAM_IO_1P8

L6001

R6003

VTCAM_SCL_1P8 R6005

VTCAM_STBY

CAM_MCLK VTCAM_MIPI_CLK_P VTCAM_MIPI_D0_N

R6004

SLC6002 3

TP_C2_STBY 11 13 15 17 19 21

TP_C2_CLK_P TP_C2_D0_N

C6013

C6010

C6011

1 12 2 3 4 4 5 56 6 7 7 8 8 9 910 10 11 12 12 13 14 14 15 16 16 17 18 18 19 20 20 21 NCNC 22 23

VTCAM_SDA_1P8 VTCAM_RST_N TP_C2_CLK_N TP_C2_D0_P

VTCAM_MIPI_CLK_N VTCAM_MIPI_D0_P

C6012

2M_Sub_CAM

8-22


Level 3 Repair

※ presetting 8960

(or CMW500)

(Rx setting) 1. Active Cell : select GSM or GPRS 2. Connetion Type : select Auto(GSM), BLER(GPRS) 3. BCH Parameter : select measuring band (DCS or EGSM) 4. Cell power : -60dBm

(Tx setting) ※ After

setting 8960 (or CMW500) ( EGSM / DCS )

1. After setting, prepare the call setup Display 2. Using an Originate Call, make a call. 3. Confirm the display "connected" 4. start the measuring

※ 8960

(or CMW500) & spectrum analyzer (down

& up at picture)

- spectrum analyzer : testing method = the way using an Osciliscope - 8960(or CMW500) : connect using RF Cable between 8960(or CMW500) & RF Connector in board.

8-23


Level 3 Repair

8-3-13. GSM850 / WCDMA B5 (850) Rx

It is not catching the channel in normal condiiton

YES

Connect to RFcable with handset. RFS100 ≥ -63dBm?

Check the RFS100, U1000, C1008

(crack, open, etc.)

Abnormal Check the status of L1001

Resolder L1001

(crack, open, etc.)

Check the Voltage at

YES

3.0 ≥ C1016 ≥ 2.3 and 1.95 ≥ C1018 ≥ 1.65

Check the status of L1014,L1015, L1018 (crack, open, etc.)

Check U4000, U1012

(crack, open, etc.)

Abnormal Resolder L1014,L1015,L1018

Abnormal Check U1005 or Resolder U1005 (crack, open, etc.)

Check the voltage of L1037, 1.85V≥ C1072 ≥ 1.75V,

Check the status of UCP3000

Abnormal

(crack, open, etc.)

Resolder UCP3000

YES

END

8-24


Level 3 Repair

8-3-14. GSM900 / WCDMA Band8 / LTE Band8 (900) Rx It is not catching the channel in normal condiiton

YES



(crack, open, etc.)


Resolder L1001

(crack, open, etc.)


YES

3.0 ≥ C1016 ≥ 2.3 and 1.95 ≥ C1018 ≥ 1.65


Check U4000, U1012

(crack, open, etc.)





Abnormal

(crack, open, etc.)

Resolder UCP3000

YES

END

8-26


Level 3 Repair

8-3-15. GSM1800 / DCS1900 Rx It is not catching the channel in normal condiiton

YES



(crack, open, etc.)


Resolder L1001

(crack, open, etc.)


YES

3.0 ≥ C1016 ≥ 2.3 and 1.95 ≥ C1018 ≥ 1.65

Check the status of L1030,L1031, L1033,L1032 (crack, open, etc.)

Check U4000, U1012

(crack, open, etc.)

Abnormal Resolder L1030,L1033,L1032,L1031




Abnormal

(crack, open, etc.)

Resolder UCP3000

YES

END

8-28


Level 3 Repair

8-3-16. WCDMA Band1 ,LTE Band1 (2100) Rx It is not catching the channel in normal condiiton

YES



(crack, open, etc.)


Resolder L1001

(crack, open, etc.)


YES

3.0 ≥ C1016 ≥ 2.3 and 1.95 ≥ C1018 ≥ 1.65


Check U4000, U1012

(crack, open, etc.)





Abnormal

(crack, open, etc.)

Resolder UCP3000

YES

END

8-30


Level 3 Repair

8-3-17. WCDMA Band2 / Bamd4, LTE Band2 / Band4 It is not catching the channel in normal condiiton

YES



(crack, open, etc.)


Resolder L1001

(crack, open, etc.)


YES

3.0 ≥ C1016 ≥ 2.3 and 1.95 ≥ C1018 ≥ 1.65


Check U4000, U1012

(crack, open, etc.)





Abnormal

(crack, open, etc.)

Resolder UCP3000

YES

END

8-32


Level 3 Repair

8-3-18. LTE Band7 Rx It is not catching the channel in normal condiiton

YES



(crack, open, etc.)


Resolder L1001

(crack, open, etc.)


YES

3.0 ≥ C1016 ≥ 2.3 and 1.95 ≥ C1018 ≥ 1.65

Check the status of L1036,L1038, L1037(crack, open, etc.)

Check U4000, U1012

(crack, open, etc.)


Abnormal Check the status of F1002,L1074 L1077,L1006(crack, open, etc)

Resolder F1002,L1074,L1077,L1006




Abnormal

(crack, open, etc.)

Resolder UCP3000

YES

END

8-34


Level 3 Repair

8-3-19. LTE Band17 Rx It is not catching the channel in normal condiiton

YES



(crack, open, etc.)


Resolder L1001

(crack, open, etc.)


YES

3.0 ≥ C1016 ≥ 2.3 and 1.95 ≥ C1018 ≥ 1.65

Check the status of L1027,L1025, L1029(crack, open, etc.)

Check U4000, U1012

(crack, open, etc.)





Abnormal

(crack, open, etc.)

Resolder UCP3000

YES

END

8-36


Level 3 Repair

8-3-20. GSM LB(850/900) / HB(1800/1900) Tx


Connect to RFcable with handset. RFS1000 ≒ GSM850: 31.8dBm(±0.5dBm) GSM900: 32.5dBm(±0.5dBm) GSMHB: 29.5dBm(±0.5dBm)

NO

(crack, open, etc.)

YES

Check the Voltage at 3.0 ≥ C1016 ≥ 2.3 and 1.95 ≥ C1018 ≥ 1.65

Check the status of 850/900 : C1042,C1044,L1034 1800/1900 : L1035,C1048,C1047

Check the voltage of 4.5≥C1083,C1023≥3.5

Check the status of 850/900 : C1046,C1049 1800/1900 : C1043,C1045

Check the RFS100, U1000, L1008,L1001

Check U4000, U1012

(crack, open, etc.)

Abnormal

Abnormal

Resolder 850/900 : C1042,C1044,L1034 1800/1900 : L1035,C1048,C1047

Check PAM1000 and Resolder

(crack, open, etc.)

Abnormal

Resolder 850/900: C1046,C1049 1800/1900: C1043,C1045




(crack, open, etc.)

Abnormal Resolder UCP3000

END

8-38


Level 3 Repair

8-3-21. WCDMA Band1, LTE Band1 / WCDMA Band2 / Bamd4, LTE Band2 / Band4


Connect to RFcable with handset. RFS1000 ≒ W1,L1: 22.5dBm(±0.5dBm) L2.4: 21.8dBm(±0.5dBm)

NO

(crack, open, etc.)

YES


Check U4000, U1012

3.0 ≥ C1016 ≥ 2.3 and 1.95 ≥ C1018 ≥ 1.65

Check the status of Band1: L1022,C1107,C1106 Band3: L1007,C1020,C1021


Check the RFS100, U1000, L1008,L1001

(crack, open, etc.)

Abnormal

Abnormal

Resolder Band1: L1022,C1107,C1106 Band3: L1007,C1020,C1021


(crack, open, etc.)

Abnormal Resolder L1017,C1032

Check the status of C1032,L1017





(crack, open, etc.)

END

8-40


Level 3 Repair

8-3-22. WCDMA Band5(850) / Band8(900), LTE Band17 /LTE Band5 / Band8

Tx


Connect to RFcable with handset. RFS1000 ≒ W5,W8,L17 22.5dBm(±0.5dBm)? L17: 23.5dBm(±0.5dBm)

NO

(crack, open, etc.)

YES


Check U4000, U1012

3.0 ≥ C1016 ≥ 2.3 and 1.95 ≥ C1018 ≥ 1.65

Check the status of L5,W5: C1030,C1029,C1031 L8,W8: C1037,C1035,L1020 L20: C1040,C1038,CL1028


Check the RFS100, U1000, L1008,L1001

(crack, open, etc.)

Abnormal

Abnormal

Resolder L5,W5: C1030,C1029,C1031 L8,W8: C1037,C1035,L1020 L20: C1040,C1038,CL1028


(crack, open, etc.)

Abnormal Resolder C1039,C1041

Check the status of C1039,C1041





(crack, open, etc.)

END

8-42


Level 3 Repair

8-3-23. LTE Band7 Tx


Connect to RFcable with handset. RFS1000 ≒ L7: 21.8dBm(±0.5dBm)?

NO


YES

(crack, open, etc.)

Check U4000, U1012

3.0 ≥ C1016 ≥ 2.3 and 1.95 ≥ C1018 ≥ 1.65

Check the status of L1036,L1037,L1038,F1002,L1075, C1105,C1104,C1108,C1074

Check the voltage of 4.5≥C1052≥3.5 4.2≥C1066≥2.5 5.0≥C1025≥0.6

(crack, open, etc.)

Abnormal

Resolder L1036,L1037,L1038,F1002,L1075, C1105,C1104,C1108,C1074

Abnormal Check PAM1001 and Resolder

(crack, open, etc.)

Check the status of C1054,C1059,L1042

Resolder C1054,C1059,L1042

Abnormal Check the voltage of L1037, 1.85V≥ C1072 ≥ 1.75V,


Check the RFS100, U1000, L1008,L1001

Check U1005 or Resolder U1005 (crack, open, etc.)


(crack, open, etc.)

END

8-44


Level 3 Repair

8-3-24. BT/WIFI

does not working BT/WiFi

No Check contact status of ANT202. Is it normall contact on pad?

Resolder or Replace ANT200

Yes

Check the soldering status of C2036,C2077,L2003,B8827,C2037

Abnormal

Check the status of U2006 BT: C2047,L2005 WIFI : C2051,C2054,C2052

Resoldering C2036,C2077,L2003,F2001,C2037

Resolder U2006 BT: C2047,L2005 WIFI : C2051,C2054,C2052

Check of U1005 (crack, open, etc.)

Check the waveform of R2003. Is it the clock of priode, 26Mhz?

No

Is it normally supplied to Check the voltage at below points. C2020 = 3.3V, C2034 =1.8V

Check of U2007,U4000 (crack, open, etc)

Yes

Replace UCP3000

8-46


Level 3 Repair

8-3-25 GPS

does not working GPS

No

Check contact status of ANT2000 Is it normall contact

Resolder or Replace ANT2000

Yes

Check the soldering status of C2064,C2069,L2011

Abnormal Resoldering C2064,C2069,L2011

Is it normally supplied to Check the voltage at C2059 = 3.1 V

Resolder U2009

Check the status of U2006 F2003,L2010,C2065

Resolder F2003,L2010,C2065

s it normally supplied to Check the voltage at below points. C2056

Abnormal

Check of U4000,U2008 (crack, open, etc.)

Replace UCP3000

8-48


Level 3 Repair

VDD_GPS_1P8

VDD_GPS_3P1

L2013 6 7 0 2 C

OSC2001

5 5 0 2 C

6 5 0 2 C

7 5 0 2 C

8 5 0 2 C

1 2 GND GND

GPS_LNA_EN 5 5 3 C D F

5 B

VCC OUT 3

4 GPS_RF_IN

C2061

GLN_P GLN_N GPS_P GPS_N

VDD_GPS_1P8 C2073

F5 F1 F2 E1 D1 A4 A2 A3

GPS_CLK_64K

A1

RF_INP

8 1 D D V D

C2059

8 8 8 1 1 1 D D D D D D V V V A A A

SCLK SD_IN CSN

GLN_OP GLN_ON GPS_OP GPS_ON

RF2BB_IRQ CLK_EN EXT_LNA_ACTIVEFLAG

XTAL_IN

RESETN AGC_FREEZE

AVDD_TCXO_OUT AVDD_TCXO_IN CLK64 S S S S S S S S S S S S V V V V V V A A A A A A 4 4 3 4 5 4 C D E E E F

ATEST_IP ATEST_IN S S V D 4 B

C1 B1 B2

9 0 0 2 L

GPS_SYS_CLK GNSS_RF_SDIN GPS_CS_N

C3 B3 C2

GPS_IRQ

A5 D3

GPS_RST

C2063

GPS_LNA_EN

GPS_RF_IN

D2

4

OUT

IN G G G

9

1

R2007

RFO

1 2 7 8 I D L O A R S D T V C V

RFIN

ANT2000 C2064

4

D D D D N N N N G G G G

5 3 2

1

1

J1

2 2

0 6 5 3 1

C2066

3 0 6 0

L2011 68nH

K K R R A A M M 1 2

L2010

C2065

E2

U2009

F2003

C2069

U2008

:

8-49


SM-J100MU-TSHOO-7

Recommend Documents