Samsung GT-I9305 TSHOO

Level

8.

Block Diagram

8-1.

Repair

3

8-1

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Distribution, transmission, or infringement of any content or data from this document without Samsung’swritten authorization is strictly prohibited.

Level3Repair

PCB Diagrams

8-2.

8-2-1.

Top

8-2

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’swritten authorization is strictly prohibited.

Level3Repair

8-2-2.

Bottom

8-3

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’swritten authorization is strictly prohibited.

Level3Repair

Flow Chart of Troubleshooting

8-3.

Equipments

Oscilloscope



Power Supply





Digital Multimeter



driver, ESD Safe Tweezer

+

8960 &



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’swritten authorization is strictly prohibited.

Spectrum Analyzer

8-4

Soldering iron



Level3Repair

8-3-1.

Power On

Cell-phone can`t power on.

Check the Battery Voltage

it more than

Is

Power-on the phone and check

the power-on sound

or motor vibration..

Sound or vibration is ok?

Check the TAC801

soldering crack, open, etc)

(

Yes

No

3.6

V?

.

No

Yes

Abnormal

If its voltage level is extremely low(under

Change the TAC801(Power-key FPCB)

Charging the battery by TA.

Change the battery.

Change the FRONT-OCTA LCD ASSAY

And retry to the power-on operation.

3.0

V),

Yes

Check the U702 output voltage

C761

(

C758

Check the U702output signal

AP_PS_HOLD(TP)

(

Check the Clock OSC701(C705)

Is that frequency32Khz?

check the initial operation

=1.0

=1.0

V, C759

V, C756

Yes

Yes

Yes

Yes

END

=1.1

=1.0

>2.8

V)

V)

V,

No

No

No

If the output voltage is not satisfied with normal

condition, Change the U702

Each voltage level has

※

If the output voltage is not satisfied with normal.

condition, Change the U702.

Each voltage level has

※

Change the

If OSC601 does not still work, Change the U702

This problem is internal oscillator of U702

Test condition(Oscilloscope setting)

※

:20.0

OSC701

us.div(time division)

±10%

±10%

margin.

margin.

8-5

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’swritten authorization is strictly prohibited.

Level3Repair

UCP601

TP_TORCH_EN

U922

4

8

0

2

6

7

1

2

2

0

2

2

5

5

5

5

5

5

C420

C

C

R

R

R

R

TP401

TP508

TP504

TP505

TP_VCOIN

2

3

0

TP_801

TP_809

TP502

2

C501

5

5

R

R

TP503

TP_803

TP603

TP601

C647

TP701

C607

C646
R671
R670
R653
C655

C618
C619
C623
C622

TP602

TP604

TP710

8
1
5
C

R520

6
3
6
R

5
4
6
C

3
1
6
R

7
5
6
C

C7009

2

3

2

0

R521

5

5

C

R

2
4
6

R669

C

R701

R705

R668

R704

9
3
7
C

1
0
5

P
C
U

R524

TP_810

5

6

0

0

6

6

C

C

TP706

1
0
6

C
S
O

L703

4

5

4

2

6

6

C

C

C759
C760

L702

R652
R651

TP711

4

3

8

9

1

1

0

1

5

5

5

5

C

C

C

R

D501

R406

R525

C751

L711

5
0

OSC701

7
C

C744

C738

C735

TP707

TP708

9
0
5
R

C521
C517
R522
C507
C515

C7003

C704
R518
R508

Q501

C715

4
3
7
C

1
0
6

5

L701

0
7

C717
C710

L

L708

6
2
7
C

C709

L709

3
3
7
C

L707

C711

1
4

C732

7
C

C753

C755

TP705

C761

C754

1

9

0

4

7

7

C

C

E
M

U

C780C781

4
2
7
C

C718

0
3
7

C746

C

C703

C721
C719

2

9

0

2

0

7

7
C

C

C737

C725

C728

C723
C720
C722

C731

C762

C765
C764

C772

L713

C773

8
0
0
7
C

4
7
7
C

R633
R632
R628
R631
R627
R630
R626
R629

7

6

6

5

5

0

7

7

7

C

C

3

2

1

1

L

7

C707

6
0
7
C

7

C750

C

C

2
0

6
1
7

C

8
0
7
C

2
5
7
C

7
U

0

4

C714

1

0

7

C758

7

L

L

3
5
2
C

L208

1
0
8
C
A
T

C247

L202

BOTHHOLE106

F201

6
0
2
U

2
0
2
F

L11

BUCK8

J3

BUCK9

D2

INB1

L8

INB2A

M8

INB2A

L7

INB2B

M7

INB2B

J11

INB3

J12

INB3

G1

INB4A

U702

G2

INB4A

H1

INB4B

H2

INB4B

E12

INB5

2

1

5

1

2
2
L

C

C857

R822

5
0
0
1
U

R823R824

R813

TA801

R814

8
4
2

C835

C841C842

C

C836

1

C844

L805

0

C845

2

R821

L

L811

C656

4
0
2
C

5

9

2

8

1

4

3

2

1
4
2
C

2

1

2

1

2

3

2

3

6

6

5

9

9

9

9

9

9

9

6

6

L902

5

R

R

R

R

C

R

C

R

R

9
C

7

3

5
9
C

8
5

3

9
C

9
0
9

9

L

9
2
9

C
3
3
9

U

C
9
0

3

1

7

2

1

0

0

9

1

9

5

3

3

3

3

4

2

C

5

5

9

9

9

9

9

9

9

9

9

C

C

C

C

C

C

R

C

C

6

8

0

3

3

4

9

9

9

ZD901

C

C

C

1
0

1

9

0
9
V

C

2
0
9

D

V

H

TP_SPI_SCLK

4
0
8
L

0
4
8
C

7
0

4

6

5

8

5

9

L

9

C

1

9

U929

C

0

3

8

8
C

V

7

8

0

0

0

1

9

9

9

C

C

C

2
0
8
C

I
M

C755 C756

VG3D_1.0V_AP

C757

BUCK4B_GNDBUCK5_GNDBUCK6_GND BUCK1_GNDBUCK2A_GNDBUCK2B_GNDBUCK3_GNDBUCK4A_GND

VINT_1.0V_AP

C758

VMIF_1.0V_APVARM_1.0V_APVMEM_1.2V_AP

L701
L702
L703
L704
L705
L706
L707
L708
L709
L710
L711

C759

C761

C760

B1

INB6

B11

INB7

C11

INB7

M11

INB8

L2

INB9

A5

INL1

A6

INL2

A10

INL3

A8

INL4

A9

INL5

A7

INL6

A4

INL7

D1

LX1

L9

LX2A

M9

LX2A

L6

LX2B

M6

LX2B

H11

LX3

H12

LX3

F1

LX4A

F2

LX4A

J1

LX4B

J2

LX4B

D12

LX5

A2

LX6

B12

LX7

L12

LX8

M2

LX9

A

B

B

A

B

A

A

B

2

2

2

4

4

2

4

1

5

1

4

2

3

1

3

D

D

D

D

D

D

D

D

D

D

D

D

D

D

D

D

N

N

N

N

N

N

N

N

N

N

N

N

N

N

N

N

G

G

G

G

G

G

G

G

G

G

G

G

G

G

G

G

P

P

P

D

P

P

P

P

P

A

P

A

P

P

A

P

0

5

9

0

0

2

1

1

2

2

5

1

2

1

1

3

2

1

1

1

1

1

1

1

1

L

F

K

E

E

C

A

K

M

L

F

F

F

C

M

G

G

D

D

D

N

D

D

N

D

D

N

N

N

N

N

G

G

G

_

_

_

G

G

G

G

1

3

5

_

_

_

_

K

K

K

B

A

A

B

C

2

2

C

4

4

C

K

K

K

K

U

U

U

B

C

C

B

C

C

B

U

U

U

U

B

B

B

B

C3

ENB8

TP705

B3

ENB9

D3

ENL20

TP706

E3

ENL21

E4

ENL22

C5

OUT1

B4

OUT2

B10

OUT3

C8

OUT4

C6

OUT5

D5

OUT6

C4

OUT7

B5

OUT8

C10

OUT9

B9

OUT10

D10

OUT11

D8

OUT12

C9

OUT13

D9

OUT14

D4

OUT15

E9

OUT16

B6

OUT17

D6

OUT18

E6

OUT19

E10

OUT20

B8

OUT21

B7

OUT22

D7

OUT23

E8

OUT24

C7

OUT25

E5

OUT26

F6

IRQB

F4

ACOKB

G4

JIGONB

G6

PWRHOLD

G5

PWRON

H9

PWRREQ

F5

RESETB

H6

TP707

SELB2

H7

TP708

SELB3

J7

9

6

7

8

D

D

D

D

SELB4

N

N

N

N

C

C

C

C

C

C

C

C

C

G

G

G

G

N

N

N

N

N

P

P

N

P

N

P

N

N

1

2

2

1

1

1

2

2

1

1

3

7

1

L

1

1

1

1

A

K

K

M

A

K

A

K

M

D

D

D

D

N

N

N

N

G

G

G

G

_

_

_

_

6

7

8

9

K

K

K

K

C

C

C

C

U

U

U

U

B

B

B

B

AP_PS_HOLD

ON_SW
AP_PMIC_EN

BUCK2_SEL
BUCK3_SEL
BUCK4_SEL

V_BAT

VCC_1.8V_AP

2

3

0

0

7

7

R

R

5

4

0

0

7

7

R

R

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’swritten authorization is strictly prohibited.

Level3Repair

8-3-2.

Initial

Initial Failure

Yes

Re-download SW the cell-phone.

Abnormal

Check the AP Reset

AP_N_RST_IN(R704)

Yes

Check the oscillator clock waveforms.

KHz

32.768
24

:

Mhz:OSC601(C646)

OSC701(C705)

Normal

=1.8

V(High)

,

No

Abnorma

l

Check the U702 and R704(crack, open, etc.)

Check the OSC701, OSC601 and R613

Crack, open etc.)

(

Check the output clock waveforms and frequency.

Test condition(Oscilloscope setting)

※

us.div(time division)

:20.0

Change UCP601, U702

Abnormal

Change PBA

END

8-7

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’swritten authorization is strictly prohibited.

Level3Repair

7

UCP601

TP_TORCH_EN

VMIF_1.0V_AP

U922

TP710

3
0
7
C

K8

SNS2N

K9

SNS2P

J10

SNS3N

H10

SNS3P

H3

SNS4N

G3

SNS4P

C2

BUCK1

K10

BUCK2

G10

BUCK3

F3

BUCK4

E11

BUCK5

B2

BUCK6

D11

BUCK7

L11

BUCK8

J3

BUCK9

D2

INB1

L8

INB2A

M8

INB2A

L7

INB2B

M7

INB2B

J11

INB3

J12

INB3

G1

INB4A

G2

INB4A

H1

INB4B

H2

INB4B

E12

INB5

B1

INB6

B11

INB7

C11

INB7

M11

INB8

L2

INB9

A5

INL1

A6

INL2

A10

INL3

A8

INL4

A9

INL5

A7

INL6

A4

INL7

D1

LX1

L9

LX2A

M9

LX2A

L6

LX2B

M6

LX2B

H11

LX3

H12

LX3

F1

LX4A

F2

LX4A

J1

LX4B

J2

LX4B

D12

LX5

A2

LX6

B12

LX7

L12

LX8

M2

LX9

B

B

2

2

2

1

1

1

D

D

D

D

D

D

D

N

N

N

N

N

N

N

G

G

G

G

G

G

G

D

A

P

P

P

A

A

0

2

1

0

5

1

9

5

1

1

1

1

L

F

C

M

L

F

F

F

D

D
N

N

G

G
_

_
1

B

K

2
K

C

C
U
B

U

B

3

2

8

3
2

C501

5
R

TP_803

TP603

TP601

TP701

TP604

1
0
7
C

3

9

6

5

3

4

L

J

K

M

K

G

P

N

H

T

T

O

I

I

C

K

T

T

O

V

2

K

A

A

C

3

2

B

B

3

P

V

C

C

C

C

V

V

U702

B

A

A

A

B

A

4

6

5

9

3

2

3

7

4

4

8

4

2

D

D

D

D

D

D

D

D

D

D

D

D

D

N

N

N

N

N

N

N

N

N

N

N

N

N

G

G

G

G

G

G

G

G

G

G

G

G

G

P

P

P

P

P

P

P

P

P

P

P

P

P

2

1

0

2

1

2

2

1

1

3

2

1

1

1

1

1

1

1

L

K

E

E

A

K

G

G

C

A

K

M

D

D

D

D

D

D

D

D

D

N

N

N

N

N

N

N

N

N

G

G

G

G

G

G

G

G

G

_

_

_

_

_

_

_

_

_

8

9

7

5

6

3

B

A

A

K

K

K

K

K

K

4

4

2

C

C

C

C

C

K

K

C

K

C

C

C

U

U

U

U

U

U

B

B

B

B

B

B

U

U

U

B

B

B

2

0

0

1

2

TP_801

TP_809

TP502

TP503

TP602

2
0
0
7
C

4

5

H

H

2

1

5

5

B

B

T

T

E

E

S

S

V

V

C

C

N

N

2

1

1

A

A

C647

3
K

R521

5

5

5

5

R524

D501

R

C

R

C

TP_810

R520

5

6

0

0

6

6

C607

C

C

2

6

4

3

6

R669

1

6

C

R

0

5

6

4
6
C

C

3
1

S

6

O

R

C646

R701

R705

R671

R704

R668

4

9

5

4

R670

3

2

6

7

6

R653

C

C

C

C655

7
5
6
C

C618
C619
C623
C622

2
0
7
C

M4

XIN

L4

XOUT

J5

P32KH

J6

TP701

32KHZAP

K4

32KHCP

J8

SCL

J9

SDA

E7

ONOB

F7

MRSTB1

G7

MRSTB2

F8

DVS1

G8

DVS2

H8

DVS3

C3

ENB8

B3

TP705

ENB9

D3

ENL20

TP706

E3

ENL21

E4

ENL22

C5

OUT1

B4

OUT2

B10

OUT3

C8

OUT4

C6

OUT5

D5

OUT6

C4

OUT7

B5

OUT8

C10

OUT9

B9

OUT10

D10

OUT11

D8

OUT12

C9

OUT13

D9

OUT14

D4

OUT15

E9

OUT16

B6

OUT17

D6

OUT18

E6

OUT19

E10

OUT20

B8

OUT21

B7

OUT22

D7

OUT23

E8

OUT24

C7

OUT25

E5

OUT26

F6

IRQB

F4

ACOKB

G4

JIGONB

G6

PWRHOLD

G5

PWRON

H9

PWRREQ

F5

RESETB

H6

SELB2

H7

SELB3

J7

SELB4

C

C

C

C

C

C

C

N

N

N

N

N

N

N

2

1

1

7

1

1

2

1

K

M

K

M

R406

R525

C751

TP706

L711

5
0

OSC701

7
C

L703

C759
C760

L702

C744

C738

R652

C735

R651

TP707

TP708

TP711

C705

C706

32KHZ_PMIC
32KHZ_AP

32KHZ_CP
AP_PMIC_SCL_1.8V
AP_PMIC_SDA_1.8V

nPOWER

PMIC_DVS1

PMIC_DVS2

PMIC_DVS3

eMMC_EN

CAM_ISP_CORE_EN

AP_PMIC_EN

TF_EN

eMMC_EN

AP_PS_HOLD

ON_SW

AP_PMIC_EN

TP707

BUCK2_SEL

TP708

BUCK3_SEL

BUCK4_SEL

C715

4
3
7
C

OSC701

Q501

C707

6
0
7
C

6
1
7

C

8
0
7

C

2
5
7

C

VCC_1.8V_AP

7

6

6
0
7
L

0
1
7
L

R701

nPOWER

VCC_1.8V_AP

V_BAT

3

4

2

0

0

0

7

7

7

R

R

R

5
7

C

3

2

1

1

7

7

C

C

4

C714

0

C758

7
L

5
0
7
R

5
7

C

C750

2
0
7

U

3
3

7
C

VM1M2_1.2V_AP

VALIVE_1.0V_AP

C725

AP_PMIC_IRQ

PMIC_ACOKB
PMIC_JIGONB
AP_N_RST_IN

JTAG_IF_CON_SENSE

5
0
7
L

L708

6
2
7

C

C709

L709

L70

C711

VCC_1.8V_AP

C726

C727

VCC_2.8V_AP

2_TOUCH_VDD_1.8V

C7004

C728

C7008

CODEC_CLK32K

VPLL_1.1V_AP

VMPLL_1.1V_AP

C730

C729

K23KLC_IFIW_TBCIMP_ZHK23

VMIPI_1.0V_AP

C731

XTAL_24MHZ_IN

OSC601

4

1

R613

2

XTAL_24MHZ_OUT

3

C646

C645

8-8

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’swritten authorization is strictly prohibited.

Level3Repair

8-3-3.

Check memu setting

Menu→applications→setting→wireless and network

mobile networks→network mode→setting is auto mode

No Service

Menu→Phone→Keypad

*#1234#

VREG_S1_1P05(C413)=1.05v

No service

Yes

check Phone version

→

PHONE:I9305XXXX or

PHONE:unknown

PHONE:unknown

Check the

VREG_S2_1P3C412)

VREG-S3_1P8=1.8V

→

→

=1.3V

→

?

PHONE:I9305XXXX

No

Check the contact of antenna.

ANT101, ANT102

(

Replace the U406

)

Yes

VREF_DAC_BIAS(C508)

Check VREF

Abnormal

Change the board

Yes

END

=600

mV

No

Replace the UCP501

8-9

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’swritten authorization is strictly prohibited.

Level3Repair

8-10

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’swritten authorization is strictly prohibited.

Level3Repair

8-3-4.

Sim Part

Insert SIM card

Yes

Check the Pin Soldering

of HDC701

Yes

Check the SIM Voltage.

R730)

(

>= 1.8or3.0?

Yes

END

No

No

Resoldering and recheck

Change to the new SIM card.

If it doesn`t still work SIM card after changeing

the SIM card, Check the UCP501(Crack etc)

8-11

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’swritten authorization is strictly prohibited.

Level3Repair

USB_D_P
USB_D_M

HSIC_STROBE
HSIC_DATA

VREF_DAC_BIAS

8
0
5
C

WTR0_IREF

USB_VBUS_CP_4.9V

R520

8
2
5
R

WTR0_PRXBBI_P

WTR0_PRXBBI_M

WTR0_DRXBBI_P

WTR0_DRXBBI_M

WTR0_PRXBBQ_P
WTR0_PRXBBQ_M

WTR0_DRXBBQ_P
WTR0_DRXBBQ_M

WTR0_GPSBBI_P

WTR0_GPSBBI_M
WTR0_GPSBBQ_P
WTR0_GPSBBQ_M

WTR0_TXBBI_M
WTR0_TXBBI_P

WTR0_TXBBQ_M

WTR0_TXBBQ_P

SLEEP_CLK

PMIC_RESOUT_N

PMIC_SSBI

CP_JTAG_RTCK

CP_JTAG_SRST_N

CP_JTAG_TCK

CP_JTAG_TDI
CP_JTAG_TDO
CP_JTAG_TMS

CP_JTAG_TRST_N

T
R
O
H
S

MDM_CLK

VDD_ADSP VDD_P1

VDD_MDSP_SW

VDD_MDSP_FWVDD_A2

SAIB_XPDDVRDD_DDVEROC_DDV VDD_P5VDD_P4VDD_MEM

VDD_P3VDD_P2

VDD_P6

VDD_A1

8

5

1

2

7

9

6

7

1

1

1

A

A

U

U

A

A

W

A

A

A

A

1

1

2

2

2

1

2

A

A

A

A

A

A

A

_

_

_

_

_

_

_

D

D

D

D

D

D

D

D

D

D

D

D

D

D

V

V

V

V

V

V

V

U8

BBRX_IP_CH0

W8

BBRX_IM_CH0

Y10

BBRX_IP_CH1

AA10

BBRX_IM_CH1

W17

BBRX_IP_CH2

W18

BBRX_IM_CH2

Y8

BBRX_QP_CH0

AA8

BBRX_QM_CH0

Y9

BBRX_QP_CH1

AA9

BBRX_QM_CH1

W15

BBRX_QP_CH2

W16

BBRX_QM_CH2

W10

GNSS_BB_IP

U10

GNSS_BB_IM

W11

GNSS_BB_QP

U11

GNSS_BB_QM

AA6

TX_DAC0_IM

Y6

TX_DAC0_IP

AA5

TX_DAC0_QM

Y5

TX_DAC0_QP

W6

TX_DAC0_IREF

Y14

TX_DAC1_IP

AA14

TX_DAC1_IM

Y13

TX_DAC1_QP

AA13

TX_DAC1_QM

R514

W13

TX_DAC1_IREF

SHORT

AA19

SLEEP_CLK

V20

CXO

U21

D0_EN

CXO_EN

Y20

RESIN_N

Y21

SSBI_PMIC

Y2

RTCK

Y4

SRST_N

Y3

TCK

AA2

TDI

AA3

TDO

W4

TMS

AA4

TRST_N

C11

USB_HS_DP

E11

USB_HS_DM

C10

USB_HS_VBUS

C12

USB_HS_ID

B12

USB_HS_SYSCLK

A12

USB_HS_REXT

B8

HSIC_STB

C7

HSIC_DATA

A8

R521

HSIC_CAL

A9

HSI_ACDATA

B9

HSI_ACFLAG

E8

HSI_ACREADY

C8

HSI_ACWAKE

A10

HSI_CADATA

B10

HSI_CAFLAG

E9

HSI_CAREADY

C9

HSI_CAWAKE

L21

SDC1_CLK

K19

SDC1_CMD

L19

SDC1_DATA0

L20

SDC1_DATA1

N20

SDC1_DATA2

N21

SDC1_DATA3

C21

R523

EBI1_CAL

J20

EBI2_AD_0

J19

EBI2_AD_1

G19

EBI2_AD_2

H20

EBI2_AD_3

J21

EBI2_AD_4

H19

EBI2_AD_5

H21

EBI2_AD_6

E21

EBI2_AD_7

E20

EBI2_ALE_N

D19

EBI2_BUSY_N

C20

EBI2_CLE_N

D21

EBI2_NAND_CS_N

E19

EBI2_OE_N

D20

EBI2_WE_N

W5

DAC0_VREF

U13

DAC1_VREF

D

D

D

D

N

N

N

N

G

G

G

G

1

1

2

7

2

1

B

B

A

B

2

2

3

4

7

6

5

6

9

9

9

8

5

9

8

1

1

1

1

1

E

E

C

C

P

P

S

S

D

D

A

A

_

_

D

D

D

D
V

V

D

D

N

N

G

G

9

5

4

1

1

1

C

B

B

J

F

F

F

J

H

G

F

F

F

H

G

E

E

E

E

E

E

E

E

E

E

E

P

P

P

R

S

R

R

R

S

S

R

R

R

R

R

R

R

D

D

D

O

O

O

O

O

O

O

O

O

O

O

A

A

A

C

C

C

C

C

C

C

C

C

C

C

_

_

_

_

_

_

_

_

_

_

_

_

_

_

D

D

D

D

D

D

D

D

D

D

D

D

D

D

D

D

D

D

D

D

D

D

D

D

D

D

D

D

V

V

V

V

V

V

V

V

V

V

V

V

V

V

D

D

D

D

D

D

D

D

D

D

D

D

D

D

N

N

N

N

N

N

N

N

N

N

N

N

N

N

G

G

G

G

G

G

G

G

G

G

G

G

G

G

7

6

5

0

1

0

6

5

9

6

2

6

7

1

1

1

1

1

1

1

1

1

F

F

G

G

F

F

F

F

G

G

G

G

G

3

2

3

2

3

2

3

2

9

8

9

8

8

9

1

1

1

1

1

1

1

1

L

L

K

K

M

M

J

J

L

L

K

K

M

M

E

E

E

E

E

E

E

E

E

E

E

E

E

E

R

R

R

R

R

R

R

R

R

R

R

R

R

R

O

O

O

O

O

O

O

O

O

O

O

O

O

O

C

C

C

C

C

C

C

C

C

C

C

C

C

C

_

_

_

_

_

_

_

_

_

_

_

_

_

_

D

D

D

D

D

D

D

D

D

D

D

D

D

D

D

D

D

D

D

D

D

D

D

D

D

D

D

D

V

V

V

V

V

V

V

V

V

V

V

V

V

V

D

D

D

D

D

D

D

D

D

D

D

D

D

D

N

N

N

N

N

N

N

N

N

N

N

N

N

N

G

G

G

G

G

G

G

G

G

G

G

G

G

G

0

6

5

1

0

4

5

1

0

6

6

7

6

7

2

1

1

1

1

1

1

1

1

J

J

H

K

K

J

J

J

J

H

H

G

H

H

0

0

4

6

3

2

2

9

9

8

9

1

1

1

P

N

N

R

N

N

P

E

E

E

E

E

E

E

R

R

R

R

R

R

R

O

O

O

O

O

O

O

C

C

C

C

C

C

C

_

_

_

_

_

_

_

D

D

D

D

D

D

D

D

D

D

D

D

D

D

V

V

V

V

V

V

V

5

2

9

6

0

7

9

6

5

2

9

8

2

1

1

1

1

1

2

1

1

1

1

1

T

T

A

F

T

T

T

T

B

U

E

U

U

R

M

A

E

E

R

R

R

R

E

S

W

W

W

W

W

W

W

R

R

R

D

D

D

D

A

F

F

F

F

F

F

F

I

D

D

_

D

D

_

_
O
C
_
D
D
V

_

_

_

_

O

O

B

_

_

_

_

P

P

P

P

P

P

P

C

C

_

D

D

D

D

_

S

S

S

S

S

S

S

_

D

D

D

D

D

D

D

D

D

D

D

D

D

D

A

V

V

V

V

D

D

M

M

M

M

M

M

M

P

V

_

_

_

_

_

_

_

V

V

D

D

D

D

D

D

D

H

D

D

_

D

D

D

D

D

V

V

V

V

V

V

V
D
D
V

UCP501

D

D

D

D

D

D

D

D

N

N

N

N

G

G

G

G

4

1

0

0

5

1

1

2

1

1

K

K

K

K

K

D

D

D

D

D

D

D

D

D

D

D

D

N

N

N

N

G

G

G

G

7

6

2

L

L

L

D

D

N

N

N

N

N

N

N

N

N

N

N

N

N

N

G

G

G

G

G

G

G

G

G

G

G

G

G

G

6

5

4

1

0

9

7

5

1

0

4

7

6

6

1

1

1

1

1

1

1

1

1

1

1

N

M

M

L

L

L

L

M

M

M

M

M

M

M

2

4

3

8

4

3

7

9

7

5

6

7

9

7

7

9

6

5

1

1

1

1

1

1

1

1

1

1

1

1

P

C

C

U

U

P

P

P

N

N

N

N

M

W

W

W

W

W

W

W

W

W

W

E

S

F

F

S

S

S

S

S

S

S

_

_

_

_

_

_

_

_

_

_

M

P

P

P

P

P

P

P

P

P

P

_

S

S

S

S

S

S

S

S

S

S

D

D

D

D

D

D

D

D

D

D

D

D
V

M

M

M

M

M

M

M

M

M

M

_

_

_

_

_

_

_

_

_

_

D

D

D

D

D

D

D

D

D

D

D

D

D

D

D

D

D

D

D

D

V

V

V

V

V

V

V

V

V

V

D

D

D

D

D

D

D

D

D

D

D

N

N

N

N

N

N

N

N

N

N

N

G

G

G

G

G

G

G

G

G

G

G

1

1

0

0

0

5

1

4

6

7

6

6

1

1

1

1

1

1

1

1

1

N

P

R

P

P

R

N

R

N

R

N

R

3

4

7

7

8

7

8

8

7

7

8

1

1

1

1

1

1

1

1

P

P

H

H

R

R

G

G

F

E

H

H

P

P

G

G

M

M

M

M

M

M

M

M

M

M

M

M

M

M

M

M

M

E

E

E

E

E

E

E

E

E

E

E

E

E

E

E

E

E

M

M

M

M

M

M

M

M

M

M

M

M

M

M

M

M

M

_

_

_

_

_

_

_

_

_

_

_

_

_

_

_

_

_

D

D

D

D

D

D

D

D

D

D

D

D

D

D

D

D

D

D

D

D

D

D

D

D

D

D

D

D

D

D

D

D

D

D

V

V

V

V

V

V

V

V

V

V

V

V

V

V

V

V

V

A

A

A

A

A

A

N

N

N

N

N

N

A

A

A

A

A

A

_

_

_

_

_

_

D

D

D

D

D

D

D

D

D

N

N

N

G

G

G

9

7

0

1

1

1
T

R

R

D

D

D

D

D

D

D

D

N

N

N

N

N

N

N

N

N

N

N

N

N

N

G

G

G

G

G

G

G

G

G

G

G

G

G

G

1

9

4

3

2

1

6

6

1

6

2

2

7

6

1

1

1

1

1

1

1

1

A

T

T

A

U

J

L

T

T

T

F

V

K

A

A

9

1

1

4

3

4

9

1

1

1

1
A

A

R

R

1

1

M

M

P

P

E

E

_

_

M

M

D

D

_

_

D

D

D

D

V

V

D

D

V

V

A

A

A

A

N

N

N

N

A

A

A

A

_

_

_

_

D

D

D

D

N

N

N

N

G

G

G

G

1

2

7

9

1

1

U

W

T

U

1

3

7

1

5

1

1

2

M

F

1

1

P

P

_

_

D

D

D

D

V

V

A

A

N

N

A

A

_

_

D

D

N

N

G

G

4

7

1

Y

W

7

1

1

3

2

7

1

1

1

2

2

1

1

1

2

1

1

L

A

A

A

U

G

L

A

B

K

K

A

G

M

1
P
_
D
D
V

A
N
A
_
D
N
G

5

1

1

1

Y

Y

W

W

5

3

4

3

6

7

3

3

2

3

3

2

1

1

G

P

P

P

P

P

P

P

P

P

P

P

L

L

L

R

_

_

_

_

_

_

L

_

L

L

_

_

_

_

P

P

P

P

D

D

D

D

D

D

D

D

D

D

D

_

_

_

_

D

D

D

D

D

D

D

D

D

D

D

E

D

D

D

V

V

V

V

V

V

V

V

V

V

V

S

D

D

D

U

V

V

V

F
Q
_
D
D
V

A

A

N

N

A

A

_

_

D

D

C

C

C

C

C

C

C

C

C

C

N

N

N

N

N

N

N

N

N

N

C

N

N

C

D

D

D

D

D

D

D

D

G

G

8
1
Y

N

D

D

N

7

6

2

1

7

7

6

2

1

7

1

1

1

2

1

1

1

1

2

2

1

1

A

A

A

J

Y

Y

Y

V

H

W

A

A

A

VDD_P7 VDD_PLL1

0

2

1

1

E

E

3

8

P

P

3

1

_

_

B

B

S

S

U

U

_

_

GPIO_0

D

D

D

D

V

V

GPIO_1

GPIO_2

GPIO_3

GPIO_4

GPIO_5

GPIO_6

GPIO_7

GPIO_8

GPIO_9

GPIO_10

GPIO_11

GPIO_12

GPIO_13

GPIO_14

GPIO_15

GPIO_16

GPIO_17

GPIO_18

GPIO_19

GPIO_20

GPIO_21

GPIO_22

GPIO_23

GPIO_24

GPIO_25

GPIO_26

GPIO_27

GPIO_28

GPIO_29

GPIO_30

GPIO_31

GPIO_32

GPIO_33

GPIO_34

GPIO_35

GPIO_36

GPIO_37

GPIO_38

GPIO_39

GPIO_40

GPIO_41

GPIO_42

GPIO_43

GPIO_44

GPIO_45

GPIO_46

GPIO_47

GPIO_48

GPIO_49

GPIO_50

GPIO_51

GPIO_52

GPIO_53

GPIO_54

GPIO_55

GPIO_56

GPIO_57

GPIO_58

GPIO_59

GPIO_60

GPIO_61

GPIO_62

GPIO_63

GPIO_64

GPIO_65

GPIO_66

GPIO_67

GPIO_68

GPIO_69

GPIO_70

GPIO_71

GPIO_72

GPIO_73

GPIO_74

GPIO_75

GPIO_76

GPIO_77

GPIO_78

GPIO_79

GPIO_80

GPIO_81

GPIO_82

GPIO_83

GPIO_84

GPIO_85

GPIO_86

GPIO_87

RESOUT_N

MODE_0

MODE_1

B6

A6

A5

B5

C4

B3

B4

A4

A16

A13

E14

E13

C14

C13

E15

A18

C15

B16

B18

C16

A17

B21

B20

A20

B17

P21

R21

P20

R20

T20

T21

U5

V2

V1

U3

T3

T1

T5

R5

R3

T2

R2

P5

P1

P3

R1

N5

N3

P2

M2

N1

N2

M3

L3

M5

L5

K1

K5

K3

K2

J2

J5

J1

J3

H3

H5

G5

H1

H2

F3

F1

G3

V3

W3

W2

W1

Y1

F2

E2

E3

D1

E1

D2

D3

C1

B1

C2

C3

U20

W20

Y19

VDD_PLL2

TP503
TP504

TP505
TP506
TP507
TP508

TP509

TP511

R526

R527

VDD_QFUSE

SIM_RST
SIM_CLK
SIM_IO

CP_RXD_1.8V
CP_TXD_1.8V

TP501
TP502

SPEECH_PCM_CLK
SPEECH_PCM_SYNC
SPEECH_PCM_OUT_CP
SPEECH_PCM_IN_CP

WTR0_RX_ON
WTR0_RF_ON

PA0_R0
PA0_R1

DRX_SW_SEL3

BOOT_CFG_6

eLNA1
ANT_SW_SEL0
ANT_SW_SEL1
ANT_SW_SEL2
ANT_SW_SEL3
DRX_SW_SEL0
DRX_SW_SEL1
DRX_SW_SEL2

HCMMPA_BAND_SEL0

WCN_PRIORITY
MDM_LTE_FRAME_SYNC
MDM_LTE_ACTIVE
APT_EN

WTR0_SSBI2
WTR0_SSBI1

WTR0_GPDATA0
WTR0_GPDATA1
WTR0_GPDATA2

MDM2AP_HSIC_READY

MDM2AP_STATUS

PM_MDM_IRQ_N

AP2MDM_SOFT_RESET
AP2MDM_STATUS
GPS_LNA_EN
PM_USR_IRQ_N

RESOUT_N

VDD_USB_1P8 VDD_USB_3P3

VREG_S3_1P8

2
0
5
R

2MIC_WAKE

2MIC_RST

AP2MDM_ERR_FATAL
MDM2AP_ERR_FATAL

MDM2AP_DEVICE_READY
AP2MDM_HOST_READY

AP2MDM_VDDMIN
MDM2AP_VDDMIN
MDM2AP_HOST_WAKEUP
AP2MDM_WAKEUP
PA_ON0_B5B8_EN

PA_ON2_B1B2B3B4_EN
MODE_SEL_GSM_BAR

HCMMPA_BAND_SEL1

PA_ON7_LTE_B20

PA_ON8_LTE_B7

MDM_SUB_SEL3

R524

8
P
1
_
3
S
_
G
E
R

V

3
0
5
R

2MIC_SCL_1.8V
2MIC_SDA_1.8V

APT_VCON

R522

C507

MDM_JTAG_PS_HOLD

D501

R525

RB520G-30

SHORT

AP2MDM_PON_RESET_N

8-12

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’swritten authorization is strictly prohibited.

Level3Repair

8-13

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’swritten authorization is strictly prohibited.

Level3Repair

8-3-5.

Charging Part

Charging Sequence Start

V_BUS_5V

Check the CHG_IN_5V(C762)=5V

Battery is Charging?

Yes

Yes

Yes

Yes

=5V

No

No

No

Check ZD704=5V,

or may not connected TA/USB

Resolder and Replace U712

Resolder or Replace U715

END

8-14

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’swritten authorization is strictly prohibited.

Level3Repair

8-15

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’swritten authorization is strictly prohibited.

Level3Repair

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’swritten authorization is strictly prohibited.

Level3Repair

8-3-6.

Microphone Part

Check Sub microphone function

in voice call loudSPK mode

or in camcording mode

Check PCB where Sub MIC

is placed

for any damage

Check the voltage at

C818

=2.8V

Yes

Yes

No

No

Replace the PCB module

Resolder or replace U802

Yes

Check component soldering

statuses of C827, C828

Yes

END

No

Resolder or replace C827, C828

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’swritten authorization is strictly prohibited.

Level3Repair

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’swritten authorization is strictly prohibited.

Level3Repair

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’swritten authorization is strictly prohibited.

Level3Repair

8-3-7.

Speaker Part

Play MP3 with maximum volume level.

Check speaker function.

Yes

Check the connection of

HDC802

Yes

Check the signals on

C855, C856

Yes

No

Reconnect HDC802

No

Resolder or replace C855, C856

Replace the speaker

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’swritten authorization is strictly prohibited.

Level3Repair

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’swritten authorization is strictly prohibited.

Level3Repair

8-3-8.

Receiver Part

in voice call receiver mode.

Check the connection of

Check RCV module where

Check receiver function

Yes

HDC801

Yes

RCV's placed

for any damage

Yes

Check the signals on

C846,ZD801,ZD802

No

Reconnect HDC801

No

Replace the RCV module

No

Resolder or replace U804

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’swritten authorization is strictly prohibited.

Level3Repair

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’swritten authorization is strictly prohibited.

Level3Repair

8-24

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’swritten authorization is strictly prohibited.

Level3Repair

8-3-9.

BT/WIFI

Check the Voltage on C205

BT/WiFi is not working

Yes

Check BT or WiFi function

Check

32.374
TP207

ON

1.8V

Yes

Yes

MHz Clock at

Yes

No

=

No

No

Check the U222(crack, open, damaged, etc.)

Enable BT or WiFi Function

Check the U702(crack, open, etc.)

Check the Voltage on L207

Resolder or Replace U222

1.35V

Yes

Check the Status of

L210, ANT202

Yes

Yes

END

=

No

No

Resolder or change the L207

Resolder or Replace L210, ANT202

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’swritten authorization is strictly prohibited.

Level3Repair

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’swritten authorization is strictly prohibited.

Level3Repair

8-3-10.

GPS

GPS is not working

Check GPS(Location) function

Check the Voltage on L201

Check the Voltage on C248

Check

ON

2.8V

1.8V

MHz Clock at

19.2
OSC401

Yes

Yes

Yes

No

=

=

No

No

No

Check CP PMIC(U406) for Crack, Open or

etc.(If U406 has some problem, it needs to

Check UCP501 for Crack, Open or etc.(If

UCP501 has some problem, it needs to be

Enable Location Function

be replaced)

replaced)

Check OSC401

Yes

Check the Status L202, L203,

L206, C245, C246 ANT201

Yes

re-solder or Replace U206,

F202, F203, U307

Yes

END

No

re-solder or change L202, L203, L206, C245,

C246, ANT201

8-27

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’swritten authorization is strictly prohibited.

Level3Repair

VREG_L5_2P85

ANT201

R201

SHORT

L209

L206

L203

WTR0_GNSS_M

WTR0_GNSS_P

L201

U206

1

6

RF_OUT

C246

1

1

2

2

C249

C245

C203

F202

1

IN

L202

4

OUT

G

G

5

2G3

GND

5

2

ENABLE

GND

3

4

RF_IN

VCC

C248

GPS_LNA_EN

C247

C204

F203

3

OUT

1

IN

OUT

4

G

G

5

2

8-28

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’swritten authorization is strictly prohibited.

Level3Repair

8-3-11.

Magnetic Sensor

1.

Sensor Part

Abnormal Magnetic Sensor part

Check the Voltage

C242
C243

Check the Voltage

R641
R642

Yes

=2.8V
=1.8V

Yes

=1.8V
=1.8V

Yes

No

No

Resolder U218 or heat over U702

Resolder U702 or heat over UCP601

Magnetic Sensor operate

correctly?

Yes

END

No

Apply Heat over or Replace U218 using

Heatgun

a

8-29

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’swritten authorization is strictly prohibited.

Level3Repair

MSENSE_SCL_1.8V

MSENSE_SDA_1.8V

VCC_1.8V_APVCC_2.8V_AP

U218

B1

VDD

DRDY

A2

CSB

C3

C4

VID

A4

RSV

C1

VSS

1

NC

2

NC

MSENSE_INT

C243C242

D1

CAD0

D2

CAD1

A1

TST1

C2

TST2

B3

TST6

A3

SCL|SK

D4

SDA|SI

B4

SO

8-30

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’swritten authorization is strictly prohibited.