Samsung GT-B3210, GT-B3210C Troubleshooting

9. Flow C hart of Troubleshooting

9-1.

Power On

Power On'does not work

'

KEY FPCB or KEY Dome

Check the current consumption

more than

Check the Voltage of Battery

Voltage of C302=VBAT

damaged?

more than

Yes

No

Yes

Yes

100

3.3V

mA

Yes

No

No

No

?

Replace Key FPCB

Download again

Check the Battery

Check the related circuit

Yes

Check the VCCD_1.8V,

VCCD_2.9V and

VCCD_1.2V_A of UCP200

Yes

Check VRF_2.9V of RFT100

Yes

Check CLK26M_DBB on C113

Freq

Check the initial operation

=26

MHz

Yes

Yes

No

Check the related circuit

No

Check the UCD300 and C313, C100,

C103

No

Check OSC100 and RFT100

END

9-1

SAMSUNG Proprietary-Contents may change without notice

This Document can not be used without Samsung's authorization

Flow Chart of Troubleshooting

LCD_RST

(1.8V)

LCD_ID

QKEY_RST

VCCD_2.9V

D21

C22

A22

H20

G20

J18

H18

G19

F20

E21

F19

F15

E20

C20

F16

AA19

AA20

AB23

AC23

AA22

Y22

Y20

AA21

Y2

W4

D17

D20

E15

B21

D16

AC1

H6

C21

C23

A23

V11

Y3

AA2

H21

AC21

AC22

AB20

AB21

AC3

AB4

AA4

AB3

Y7

AA9

Y6

Y9

AB15

AA14

AA13

V12

Y11

AC12

Y12

AA11

P19

R19

K19

L19

AA17

M18

R20

N19

N18

AA16

J20

J21

J19

W17

Y15

W18

AC2

AB1

C5

B3

E18

E17

Y17

Y19

D11

N20

M20

L20

U21

G15

C1

J2

L18

W15

AA15

Y16

V15

U13

H22

U5

Y18

AC18

C206

2
A
A

GPIOA0_SDDAT1

GPIOA1_SDDAT2

GPIOA2_SDDAT3

GPIOB0_PIX0

GPIOB1_PIX1

GPIOB2_PIX2

GPIOB3_PIX3

GPIOB4_PIX4

GPIOB5_PIX5

GPIOB6_PIX6

GPIOB7_PIX7

GPIOA3_CAMHSYNC

GPIOA4_CAMVSYNC

GPIOA5_PIXCLK

GPIOA6_CAMCLK

CGPIOA0_ACC1CTS

CGPIOA1_ACC1RTS

CGPIOA2_ACC0CTS

CGPIOA3_ACC0RTS

CGPIOA4_ACC0DSR

CGPIOA5_ACC0DTR

CGPIOA6_ACC0RI

CGPIOA7_ACC0DCD

AGPIOA0_C_APWM0

AGPIOA1_C_APWM1

AGPIOA2_CLKOUT1

AGPIOA3

AGPIOA4

AGPIOA5

AGPIOA6

AGPIOA7_WAITN

AGPIOB0_SMWAITN

AGPIOB1_SDCLK

AGPIOB2_SDCMD

AGPIOB3_SDDAT0

AGPIOB4_NANDWEN

AGPIOB5_NANDRB

AGPIOB6_NANDREN

AGPIOB7_IOBIT1

ACC0RX_IRDARX

ACC0TX_IRDATX

ACC1RX

ACC1TX

SSP0RXD

SSP0TXD

SSP0CLK

SSP0FS

SSP1RXD

SSP1TXD

SSP1CLK

SSP1FS

SSP2RXD

SSP2TXD

SSP2CLK

SSP2FS

SSP3RXD

SSP3TXD

SSP3CLK

SSP3FS

SSP4RXD_DAIDI

SSP4TXD_DAIDO

SSP4CLK_DAICLK

SSP4FS_DAIRST

ABBCLK

ABBDCLK

ABBDINT

ABBDEN

ABBDDATA

ABBAINT

CTRLENRF

CTRLCLKRF

CTRLDATARF

TEST0

TEST1

TEST2

USIMCLK

USIMIO

SMCLK

SMADDRVALID

I2CSDA

I2CSCL

CLKREQ

CLK32KHZ

CLKOUT_TRACECLK

RXTXEN

RXTXDAT

TXPSTB

SCUSTB

DQ

WEN

OEN

IOBIT0

TCK

TDI

TDO

TRSTN

TMS

SYSCLK

FLASHRSTN

RESETN

PWRKEEP

VRF_2.9V

3

1

3

2
2
J

K

0

F

T

U

R

B

A

S

U

S

D

D

D

D

V

V

C207

6

1

6

7

0

3

1

1

3

9

2

2

2

2

C

A

B

U

A

U

L
T
N
C
F
R
D
D
V

T

B

A

A

W

A

1

2

2

2

2

2

P

C

_

_

P

P

P

T

M

F

F

1

1

1

1

O

M

R

R

B

B

B

B

D

D

D

D

D

D

D

D

D

D

D

D

D

D

D

D

V

V

V

V

V

V

V

V

C
N

1

2

VCCD_1.9V

VLDO_COREA_S

C220

CAM_RST
QKEY_SCL_2.8
QKEY_SDA_2.8

CAM_D(0)

CAM_D(1)

CAM_D(2)

CAM_D(3)

CAM_D(4)

CAM_D(5)

CAM_D(6)

CAM_D(7)

CAM_HSYNC

CAM_VSYNC

CAM_PCLK

CHG_ON

CHG_DET

CAM_ON

3.5_DETECT

EARMIC_BIAS_EN

VIB_RNG_EN

CAM_MCLK

AMP_SDA_2.8

USB_SUSP

C223

AMP_SCL_2.8

FM_BUS_EN

SM_RDY_WAIT

LCD_BL_EN
FM_SCL_1.8
FM_SDA_1.8

BT_PCM_OUT

BT_PCM_IN

BT_PCM_CLK

BT_PCM_SYNC

CLK26M_ABB

CNTL_EN_CSP

CNTL_DAT_CSP

SIM1_CLK

SIM1_DATA

CAM_SDA_2.8
CAM_SCL_2.8

CLK_REQ_BT

RXTX_DATA

CLK26M_DBB

FLASH_RST

PWR_KEEP

CHG_SEL

LCD_DET

USB_CON

SD_CLK

SD_CMD

SD_D(0)

BT_RXD

BT_TXD
SDS_RXD
SDS_TXD

UP_SDO

UP_SDI

UP_SCLK

UP_CS

RTC_CLK

RXTX_EN

TXPSTB

TRSTN

R201

SHORT

DINT

AINT

SBST
SBCK
SBDT

R222

TP_SMCLK

TP_CP_WEN
TP_CP_OEN

RTCK

TCK

TDI

TDO

TMS

RST

TP_PWRKEEP

VCCD_1.2V_A

C200

C201

P

0

8

1

2

0

2

2

T

T

2

2

P

P

1

1

B

B

D

D

D

D

V

V

2

1

2

8

2

2

1

2

2

R

H

B

J

B

A

D

G

2

2

1

2

2

2

2

2

2
P
1
B
D
D
V

2

P

P

P

P

P

P

P

P

1

1

1

1

1

1

1

1

B

B

B

B

B

B

B

A

D

D

D

D

D

D

D

D

D

D

D

D

D

D

D

D

V

V

V

V

V

V

V

V

VCCD_2.9V

R200

C216

C217

C208

5

9

5

2

1

3

2

2
F

K

0
2
P
1
A
D
D
V

3

1

5

4

3

2

2

C

A

C

V

R

P

A

A

A

M

A

8

0

8

0

8

8

8

8

P

P

P

P

P

P

P

P

1

3

1

3

1

1

1

1

D

D

D

D

D

D

D

D

D

D

D

D

D

D

D

D

V

V

V

V

V

V

V

V

UCP200

F

F

R

R

S

C

S
V

N

7
1
T

S

S

S

S

S

S

S

S

V

V

6

7

1

1

U

R

S

S

S

S

S

S

S

S

S

S

S

V

V

V

V

V

V

V

5

1

3

5

9

8

7

1

1

1

1

T

R

U

U

R

R

R

S

S

S

S

S

S

S

S

S

S

S

S

S

S

S

V

V

V

V

V

V

V

V

4

3

4

5

0

7

1

3

7

1

1

1

1

1

1

1

1

R

P

P

P

P

N

N

N

N

VCCD_1.9V

C202

C211

C210

9

0

5

2

1

4

7

9

2

3

4

F

J

C

C

D

C

M

8

8

8

8

8

8

8

P

P

P

P

P

P

P

1

1

1

1

1

1

1

D

D

D

D

D

D

D

D

D

D

D

D

D

D

V

V

V

V

V

V

V

S

S

S

S

S

S

S

S

S

S

S

S

S

S

V

V

V

V

V

V

V

3

1

0

1

2

7

9

1

1

1

1

1

1

N

L

N

N

N

M

M

3

2

1

4

2

1

1

1

F

A

B

W

T

A

B

C

8

8

8

8

8

R

U

U

U

P

P

P

P

P

C

C

C

C

1

1

1

1

1

C

C

C

C

D

D

D

D

D

V

V

V

V

D

D

D

D

D

V

V

V

V

V

S

S

S

S

S

S

S

S

S

S

S

S

S

S

S

S

S

S

V

V

V

V

V

V

V

V

V

4

0

5

1

2

3

4

9

1

1

1

1

1

1

1

L

L

L

L

L

L

L

K

VCCD_1.9V

C205

C214

A02

A03

A04

A05

A06

A07

A08

A09

A10

A11

A12

A13

A14

A15

A16

A17

A18

W11

W14

U11

V13

R205

AB14

W13

Y13

AA1

N5

TP_A(0)

P5

E10

C8

D6

D7

N4

C2

F5

A1

C4

D5

A3

B1

J3

E4

D3

F11

E6

D8

G5

D9

E7

F8

C10

B9

H17

J5

R5

U4

N3

K3

G3

L5

G4

L4

L3

T4

M4

H4

H3

L6

J6

J7

H7

R6

V4

G13

N6

M6

E11

J1

T6

L7

U9

TP_ROM1_CS

AA3

TP_ROM2_CS

G9

TP_RAM1_CS

G11

TP_A(24)

E9

F9

W20

U19

V23

R18

T18

V20

Y21

V19

C11

D15

E13

F13

C15

D13

C14

B15

B14

C13

D12

F12

E14

V8

W6

W7

V9

Y8

W9

Y4

Y5

W10

AB10

AB9

AA10

C17

D19

D18

C16

B16

TP_SM_RDY_WAIT

G8

G16

K5

A12

L21

D4

T3

N7

C215

FM_INT
USB_SW_INT
LCD_FLM_F
SD_DET
BATT_OPEN_CHECK
QKEY_INT

(1.8V)

EAR_SW
SIM1_RST

VCCD_1.9V

0

9

1

0

2

2

R

R

A(24)

TP_A(25)

ROM2_CS

TP_D(0)

ROM1_CS
RAM1_CS
ROM2_CS

ROM1_CS
ROM2_CS
RAM1_CS

A(24)

BAND_SEL1
BAND_SEL2

PAM_VLOGIC
PAM_ON

PSW1_BUF

LCD_RS
LCD_CSSCUSTB

LCD_WR

USB_DATA
USB_VMO
USB_VPO
USB_OEN
USB_DET

SM_RDY_WAIT
CLK_REQ_BT
FLASH_RST

LCD_D(0:7)
LCD_D(0)
LCD_D(1)
LCD_D(2)
LCD_D(3)
LCD_D(4)
LCD_D(5)
LCD_D(6)
LCD_D(7)

R234

SHORT

C204

8

8

1

2

3

3

6

2

2

A

B

E

A

R

R

A

A

Q

R

Q

R

R

C

C

C

C

C

C

C

C

C

C

V

V

V

V

V

S

S

S

S

S

S

S

S

S

S

V

V

V

V

V

0

1

3

1

3

5

1

1

1

1

1

1

J

J

J

K

K

K

1

6

1

2

3

2

2

R

R

R

Q

Q

Q

C

C

C

C

C

C

V

V

V

S

S

S

S

V

V

9
J

7

1

2

2

2

1

2

2

1

V

K

P

J

N

V

P

P

L

L

O

Q

Q

O

O

Q

Q

E

E

C

C

C

C

C

C

C

S

S

C

C

C

C

C

C

C

D

D

V

V

V

V

V

V

V

D

D

V

V

0

F

T

IRQ0

R
R
A

IRQ1

U

IRQ2

IRQ3

CGPIOB3_IRQ4

CGPIOB4_IRQ5

CGPIOB5_IRQ6

CGPIOB6_IRQ7

A00_NANDCLE

A01_NANDALE

BOOT4_A19

BOOT3_A20

BOOT2_A23

BOOT1_A22

BOOT0_A21

CGPIOB0_A24

CGPIOB1_A25

A25R

D00_NAND00

D01_NAND01

D02_NAND02

D03_NAND03

D04_NAND04

D05_NAND05

D06_NAND06

D07_NAND07

D08_NAND08

D09_NAND09

D10_NAND10

D11_NAND11

D12_NAND12

D13_NAND13

D14_NAND14

D15_NAND15

CS0N

CS1N

CS2N

CS3N

CS4N

CS5N_NANDCE0N

CS6N_NANDCE1N

CGPIOB2_CS7N

BE0N

BE1N

CEB_NAND0

CEB_NOR0

CEB_NOR1

CSB_RAM0

CSB_RAM1

MRSBU0

MRSBU1

OCTL0

OCTL1

OCTL2

OCTL3

OCTL4

OCTL5

OCTL6

OCTL7

KEY00

KEY01_PIPESTAT0

KEY02_PIPESTAT1

KEY03_PIPESTAT2

KEY04_TRACEPKT0

KEY05_TRACEPKT1

KEY06_TRACEPKT2

KEY07_TRACEPKT3

KEY08_TRACEPKT4

KEY09_TRACEPKT5

KEY10_TRACEPKT6

KEY11_TRACEPKT7

KEY12_TRACESYNC

LCD0

LCD1

LCD2

LCD3

LCD4

LCD5

GPIOA7_LCD6

CGPIOB7_LCD7

LCDCTRL_LCDCLK

LCDCS0N_LCDHSYN

LCDCS1N_LCDVSYN

LCDWEN_LCDENA

USBRCV

USBDM_ACC0TX

USBDP_ACC0RX

USBOE

USBEXTINT

RDYR/WAITBU

DPDR

WPBR

RPBR

RPBO

AVDBO

INTO

RDYO

9-2

SAMSUNG Proprietary-Contents may change without notice

This Document can not be used without Samsung's authorization

VCCD_2.9V

C305

VCCA_2.8V

C306

VCCD_1.9V

C307

Flow Chart of Troubleshooting

C308

VRF_1.5V

VCCD_1.2V_A

5
3
3
C

DCDC_OUT

VRF_2.9V

VBT_1.8V

TH300

R303

R305

C343

C319

VCCA_2.8V

C310

HI_MONO_OUT_N

HI_MONO_OUT_P
LO_MONO_OUT_N
LO_MONO_OUT_P

C320

VCCD_2.9V

ICHRG

MONO1_IN_P
MONO2_IN_N
MONO2_IN_P

MONO_OUT_N
MONO_OUT_P

RADIO_L
RADIO_R

C321

VCCD_1.9V

EAR_ADC

R304

PWR_KEEP

PWR_ON

RXTX_DATA

RXTX_EN

RTX_Q_N
RTX_Q_P

PAM_VRAMP

VLDO_COREA_S

7

6

3

3

3

3

C

C

0

9
3
3
C

1

4

4

3

3

C

C

JIG_ON

KEY_BL

RTX_I_N
RTX_I_P

TXPSTB

C309

0

5

5

4

2

1

2

1

1

1

1

N

K

N

D

C

N

D

C

A

D

B

D

D

1

D

B

D

D

D

D

1

D

V

V

V

D

D

D

D

V

V

V

D
V

Q

S

S

S

B

D

D

D

D

D

D

D

S

N

N

N

N

N

N

S
V

G

G

G

G

G

G

0

1

1

7

4

6

1

1

F

F

F

K

E

N

1

5

4

8

1

1

L

P

K

L

P

L

V

R

O

O

I

I

T

D

K

_

_

C

D

P

D

D

O

V

S

D

D

A

D

V

V

_

D

D

V

D
V

UCD300

S

S

S

S

S

D

D

D

D

N

N

N

N
G

G

G

G

0

1

8

9

1

1

F

F

F

F

S

S

S

S

S

S

S

S

D

D

D

D

D

D

D

D

D

N

N

N

N

N

N

N

N

N

G

G

6
G

G

G

G

G

G

G

G

0

0

9

8

7

7

8

1

1

H

H

H

G9G

G

H

G

B6

SIM_CLK

SIM_IO

SIM_RST

UP_CLK

UP_IO

UP_RST

VRFLDO_1

VRFLDO_2

VREF

CNTL_DAT_CSP

CNTL_EN_CSP

HV_CHRG

AFC

AINT

BATKELV

CREF

DINT

FBSW

LX

NC

PSW1_BUF

RTC_CLK

SCUSTB

VACC

VEXT

VRTC

VSIM

SCAN

SCANTST

RING_DRV

VIB_DRV

VIB_RNG_EN

SYSCLK

SYSCLKEN

RESETN

RESET_O

X1RTC

X2RTC

VAMICREF

VAMICRTN

VAREF

VAREFRTN

VAVCM

VAVCMLSH

VAVCMRTN

CSN_PSC

SCLK_PSC

SDI_PSC

SDO_PSC

VBAT

VBAT12

VBATAUD

VBATAUX

VBATRF

VBATSW

NC

NC

L
T

R

R

C

R

U

U

C

C

C

K

C

C

O

S

S

W

S

P

P

P

S

H

P

H

A

S

S

S

S

D

D

D

D

N

N

N

N

G

G

G

G

0

7

8

9

1

J

J

J

J

_

V

_

_

_

_

_

_

S

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

5

1

3

0

4

5

1

7

3

1

1

1

1

1

1

E

A

M

F

C

A

A

N

M

SIM_CLK

E6

SIM_IO

B5

SIM_RST

N5

SIM1_CLK

L6

SIM1_DATA

M6

SIM1_RST

E3

F3

F2

P1

CNTL_DAT_CSP

N9

CNTL_EN_CSP

AINT

DINT

CLK_EN_ABB

FLASH_RST
RST

VAMICREF

UP_CS
UP_SCLK
UP_SDI
UP_SDO

C333

PSW1_BUF
RTC_CLK
SCUSTB

VBAT

C317

C323

GND_SW

D10

G5

N7

B11

F1

L9

B12

B13

L301

D3

L10

R3

P3

C9

A12

F5

C5

N4

K7

E8

E9

MOTOR_EN

L7

VIB_RNG_EN

N6

CLK26M_ABB

R6

R4

P5

G4

G3

K13

K10

K12

J11

C322

L14

F13

K11

C325

M10

P10

R10

M9

B10

C6

E13

E11

E2

A14

1

2

C332

GND_SW

C327

VSYN_2.8V

VSIM_2.9V

C312

C316

OSC300

VBAT

VRF_2.9V

C315

C328

C313

VBAT

DCDC_OUT

GND_SW

C324

TA301

C314

R314

1

POS

C318

NEG

2

C330

7
M

A4

ADC_AUX1

B4

ADC_AUX2

B3

ADC_AUX3

A2

ADC_AUX4

B1

ADC_AUX5

C1

ADC_AUX6

C2

ADC_AUX7

D1

ADC_AUX8

C311

D2

ADC_AUX9

M3

AOCTL0

M2

AOCTL1

L3

AOCTL2

L2

AOCTL3

R13

HI_MONO_OUT_N

R14

HI_MONO_OUT_P

R12

LO_MONO_OUT_N

P11

LO_MONO_OUT_P

G13

MONO1_IN_N

J13

MONO1_IN_P

G12

MONO2_IN_N

G11

MONO2_IN_P

N15

MONO_OUT_N

L13

MONO_OUT_P

K15

STEREO1_IN_L

K14

STEREO1_IN_R

J12

STEREO2_IN_R|MONO3_IN_P

H11

STEREO2_IN_L|MONO3_IN_N

M14

STEREO_OUT_L

M13

STEREO_OUT_R

P6

PWR_KEEP

E5

PWR_SW2

C4

PWR_SW1N

F14

MIC_B_D

J5

RAREF1

H6

RAREF2

J6

RAREF3

D7

LED1_DRV

C7

LED2_DRV

D9

LED3_DRV

N2

RXTXDATA

R2

RXTXEN

J4

RXTXIN

J3

RXTXIP

K3

RXTXQN

K4

RXTXQP

H5

TXP

L5

TXPSTB

P13

USB_CARKIT_D_N

P12

USB_CARKIT_D_P

C10

USB_CHRG

A6

VLDO_1

D6

VLDO_2

E14

VLDO_AUD

F12

VLDO_AUX1

D14

VLDO_AUX2

C15

VLDO_COREA

B15

VLDO_COREA_S

C12

VLDO_COREB

D13

VLDO_COREC

S

S

S

S

V

V

9

8

6

K

K

K

BATT_OPEN_CHECK

ZD300

SAMSUNG Proprietary-Contents may change without notice

This Document can not be used without Samsung's authorization

VBAT

ZD301 TA300

C302

9-3

BTC300

1

1

2

2

3

3

4

NC

5

NC

6

NC

7

NC

Flow Chart of Troubleshooting

VRF_2.9V

RTX_I_P
RTX_I_N

RTX_Q_P

RTX_Q_N

BT_CLK

C111

OSC100

C103

C100

C110

3

4

VRF_1.5VVRF_2.9V

C104

C101

C102

R100

5

4

3

3

3

3

C

C

D

N

N

N

1

A

2

AX

3

B

4

BX

5

VDD1

6

FSYS3

7

FSYS2

8

VDD2

9

XO

10

XOX

2

G

RFT100

D
N
G

1
1

1

9

2
3

D
N
G

1
S
Y
S
F

2
1

8

1
3

6
D
D
V

3
D
D
V

3
1

7

0

2

2

2

3

5

1

2

F

X

X

D

E

T

T

D

R

V

R

K

A

L

D

C

5

4

1

1

26

VDD4

25

RX1X

24

RX1

23

RX2X

22

RX2

21

GND

20

RX3X

19

RX3

18

RX4X

17

RX4

N
E

6
1

SBST
SBDT
SBCK

C113

CLK26M_DBB

C105

GSM_TX_IN
DPCS_TX_IN

GSM850_RX_N
GSM850_RX_P
GSM900_RX_N
GSM900_RX_P

DCS_RX_N
DCS_RX_P
PCS_RX_N
PCS_RX_P

VRF_1.5V

C116

9-4

SAMSUNG Proprietary-Contents may change without notice

This Document can not be used without Samsung's authorization

Q600

TP_ROM1_CS

TP_SM_RDY_WAIT

Flow Chart of Troubleshooting

K
L
C
M

TP_D[0]

S
_
P

C

T

P

_

R

T

1

A

M

_

C

S

N

E

P

P

_

_

C

W

T

P

_

P

_

T

E

C

O

N

T
P
_
A
[
0
]

S
C
_
2
M
O
R
_
P
T

9

0

2

0

1

1

2

2

0

R

R

1

2

C

2

3

0
2
C

C

C

2

2
0

1

8

1

UCP200

C
2
0
4

]

5

[

2

A

T

_

P

R
2
3
4

TP_A[24]

C

3

7

1

0
6

6

R

C

R230R232

R513

2
0
0

R512

R

2

2

2

5

R

1

2

6

2

2

C

0

7

2

2

1

2

0

2

R

0

R214

7

C

1

2

3

2

1

C

1

6

2

R221

5

C

1

2

C

0

6

2

0

2

C

2

1

R

1

7

2

8

2

R216

C

C

R

R

2
0
2

U

2
0
6
C

3
0
6
C

4

C

0

6

C
2
2
5

4

0

L

5

C114

C

5

1

1

0

C

2

1

R104

C122

1

C

2

1

4

2

C

1

3

1

C

2

2

P
A
M

1
0
0

4

6

R

0

0

5

C

0

6

0
6
U

C512

6

5

R

0

1

C

0

C101

U500

5

R

1

0

5

R

0

5

4

R

0

5

R511

L

L

1

1

7

6

1

1

0

0

0

2

1

1

8

1

2
0
1
L

0

1

1

1
L

F

1

0

0

C

4

3

0

0

1

1

L

L

RFT100

C
1
0
0

C

L

F

1

0

1

1

C

1

9

L
1
0
8

5
0
1
L

L109

1
1
1
C

L

L

L

1

1

1

1

1

1

5

1

3

L114

6
1
1
C

3

1

C

1

1

S

0

C

0

O

5

C

0

3

7

0

C

3

6
2
3
C

C325

C322

2
1
4

C333

C

R404

C343

C

3

0

3

C339

C337

4
0
3
C

C336

C335

1
0
3
C

C
3
3
0

C316

T
A
3
0
1

1
0
3
L

TP_PWRKEEP

C308

C306

4
2
3
C

0
0

3

0

D

0

U

C

R

2

1

C
3
2
7

C
3
0
9

3

3

1

0

3

3

4

C

C

7

0

1

1

4

4

3

3

3

C

C

C

3
C
S

C
3

O

2
3

8

1

5

1

C

C

3

3

C328

1

3

C

1

9
2
3
C

3

C

1

4

0

2

2

1

3

3
C

0
1
3
C

3

3

C

1

C

T

R

R

H

3

3

3

0

0

0

3

5

0

C104

C105

R100

C103

9-5

SAMSUNG Proprietary-Contents may change without notice

This Document can not be used without Samsung's authorization

Flow Chart of Troubleshooting

9-2.

Initial

Initial Failure

Yes

RST="H"?

check the R230)

(

Yes

END

No

Check the circuit related to reset

9-6

SAMSUNG Proprietary-Contents may change without notice

This Document can not be used without Samsung's authorization

Flow Chart of Troubleshooting

LCD_RST

(1.8V)

LCD_ID

QKEY_RST

VCCD_2.9V

D21

C22

A22

H20

G20

J18

H18

G19

F20

E21

F19

F15

E20

C20

F16

AA19

AA20

AB23

AC23

AA22

Y22

Y20

AA21

Y2

W4

D17

D20

E15

B21

D16

AC1

H6

C21

C23

A23

V11

Y3

AA2

H21

AC21

AC22

AB20

AB21

AC3

AB4

AA4

AB3

Y7

AA9

Y6

Y9

AB15

AA14

AA13

V12

Y11

AC12

Y12

AA11

P19

R19

K19

L19

AA17

M18

R20

N19

N18

AA16

J20

J21

J19

W17

Y15

W18

AC2

AB1

C5

B3

E18

E17

Y17

Y19

D11

N20

M20

L20

U21

G15

C1

J2

L18

W15

AA15

Y16

V15

U13

H22

U5

Y18

AC18

C206

2
A
A

GPIOA0_SDDAT1

GPIOA1_SDDAT2

GPIOA2_SDDAT3

GPIOB0_PIX0

GPIOB1_PIX1

GPIOB2_PIX2

GPIOB3_PIX3

GPIOB4_PIX4

GPIOB5_PIX5

GPIOB6_PIX6

GPIOB7_PIX7

GPIOA3_CAMHSYNC

GPIOA4_CAMVSYNC

GPIOA5_PIXCLK

GPIOA6_CAMCLK

CGPIOA0_ACC1CTS

CGPIOA1_ACC1RTS

CGPIOA2_ACC0CTS

CGPIOA3_ACC0RTS

CGPIOA4_ACC0DSR

CGPIOA5_ACC0DTR

CGPIOA6_ACC0RI

CGPIOA7_ACC0DCD

AGPIOA0_C_APWM0

AGPIOA1_C_APWM1

AGPIOA2_CLKOUT1

AGPIOA3

AGPIOA4

AGPIOA5

AGPIOA6

AGPIOA7_WAITN

AGPIOB0_SMWAITN

AGPIOB1_SDCLK

AGPIOB2_SDCMD

AGPIOB3_SDDAT0

AGPIOB4_NANDWEN

AGPIOB5_NANDRB

AGPIOB6_NANDREN

AGPIOB7_IOBIT1

ACC0RX_IRDARX

ACC0TX_IRDATX

ACC1RX

ACC1TX

SSP0RXD

SSP0TXD

SSP0CLK

SSP0FS

SSP1RXD

SSP1TXD

SSP1CLK

SSP1FS

SSP2RXD

SSP2TXD

SSP2CLK

SSP2FS

SSP3RXD

SSP3TXD

SSP3CLK

SSP3FS

SSP4RXD_DAIDI

SSP4TXD_DAIDO

SSP4CLK_DAICLK

SSP4FS_DAIRST

ABBCLK

ABBDCLK

ABBDINT

ABBDEN

ABBDDATA

ABBAINT

CTRLENRF

CTRLCLKRF

CTRLDATARF

TEST0

TEST1

TEST2

USIMCLK

USIMIO

SMCLK

SMADDRVALID

I2CSDA

I2CSCL

CLKREQ

CLK32KHZ

CLKOUT_TRACECLK

RXTXEN

RXTXDAT

TXPSTB

SCUSTB

DQ

WEN

OEN

IOBIT0

TCK

TDI

TDO

TRSTN

TMS

SYSCLK

FLASHRSTN

RESETN

PWRKEEP

VRF_2.9V

3

1

3

2
2
J

K

0

F

T

U

R

B

A

S

U

S

D

D

D

D

V

V

C207

6

6

1

7

0

3

1

1

3

9

2
2
U

L
T
N
C
F
R
D
D
V

2

2

C

A

B

U

A

T

B

A

A

W

A

1

2

2

2

2

2

P

C

_

_

P

P

P

T

M

F

F

1

1

1

1

O

M

R

R

B

B

B

B

D

D

D

D

D

D

D

D

D

D

D

D

D

D

D

D

V

V

V

V

V

V

V

V

C
N

1

2

VCCD_1.9V

VLDO_COREA_S

C220

CAM_RST
QKEY_SCL_2.8
QKEY_SDA_2.8

CAM_D(0)

CAM_D(1)

CAM_D(2)

CAM_D(3)

CAM_D(4)

CAM_D(5)

CAM_D(6)

CAM_D(7)

CAM_HSYNC

CAM_VSYNC

CAM_PCLK

CHG_ON

CHG_DET

CAM_ON

3.5_DETECT

EARMIC_BIAS_EN

VIB_RNG_EN

CAM_MCLK

AMP_SDA_2.8

USB_SUSP

C223

AMP_SCL_2.8

FM_BUS_EN

SM_RDY_WAIT

LCD_BL_EN
FM_SCL_1.8
FM_SDA_1.8

BT_PCM_OUT

BT_PCM_IN

BT_PCM_CLK

BT_PCM_SYNC

CLK26M_ABB

CNTL_EN_CSP

CNTL_DAT_CSP

SIM1_CLK

SIM1_DATA

CAM_SDA_2.8
CAM_SCL_2.8

CLK_REQ_BT

RXTX_DATA

CLK26M_DBB

FLASH_RST

PWR_KEEP

CHG_SEL

LCD_DET

USB_CON

SD_CLK
SD_CMD

SD_D(0)

BT_RXD

BT_TXD
SDS_RXD
SDS_TXD

UP_SDO

UP_SDI

UP_SCLK

UP_CS

RTC_CLK

RXTX_EN

TXPSTB

TRSTN

R201

SHORT

DINT

AINT

SBST
SBCK
SBDT

R222

TP_SMCLK

TP_CP_WEN
TP_CP_OEN

RTCK

TCK

TDI

TDO

TMS

RST

TP_PWRKEEP

VCCD_1.2V_A

C200

C201

P

0

8

2

1

0

2

2

T

T

2

2

P

P

1

1

B

B

D

D

D

D

V

V

2

1

2

8

2

2

1

2

2

R

H

B

J

B

D

A

G

2

2

1

2

2

2

2

2

2
P
1
B
D
D
V

2

P

P

P

P

P

P

P

1

P

1

1

1

1

1

1

1

B

B

B

B

B

B

B

A

D

D

D

D

D

D

D

D

D

D

D

D

D

D

D

D

V

V

V

V

V

V

V

V

VCCD_2.9V

R200

C216

C217

C208

5

9

5

2

1
3
2

2

F

K

0
2
P
1
A
D
D
V

3

1

5

4

3

2

2

C

A

C

V

R

P

A

A

A

M

A

8

0

8

0

8

8

8

8

P

P

P

P

P

P

P

P

1

3

1

3

1

1

1

1

D

D

D

D

D

D

D

D

D

D

D

D

D

D

D

D

V

V

V

V

V

V

V

V

UCP200

F

F

R

R

S

C

S
V

N

7
1
T

S

S

S

S

S

S

S

S

V

V

6

7

1

1

U

R

S

S

S

S

S

S

S

S

S

S

S

V

V

V

V

V

V

V

5

1

3

5

9

8

7

1

1

1

1

T

R

U

U

R

R

R

S

S

S

S

S

S

S

S

S

S

S

S

S

S

S

V

V

V

V

V

V

V

V

4

3

0

4

5

1

7

3

7

1

1

1

1

1

1

1

1

R

P

P

P

P

N

N

N

N

VCCD_1.9V

C202

C211

C210

0

9

5

2

1

4

7

2

9

3

4

F

J

C

D

C

C

M

8

8

8

8

8

8

8

P

P

P

P

P

P

P

1

1

1

1

1

1

1

D

D

D

D

D

D

D

D

D

D

D

D

D

D

V

V

V

V

V

V

V

S

S

S

S

S

S

S

S

S

S

S

S

S

S

V

V

V

V

V

V

V

1

3

0

1

2

7

9

1

1

1

1

1

1

N

L

N

N

N

M

M

3

2

1

4

2

1

1

1

F

A

B

W

T

A

B

C

8

8

8

8

8

R

U

U

U

P

P

P

P

P

C

C

C

C

1

1

1

1

1

C

C

C

C

D

D

D

D

D

V

V

V

V

D

D

D

D

D

V

V

V

V

V

S

S

S

S

S

S

S

S

S

S

S

S

S

S

S

S

S

S

V

V

V

V

V

V

V

V

V

4

5

0

1

2

3

4

9

1

1

1

1

1

1

1

L

L

L

L

L

L

L

K

VCCD_1.9V

C205

C204

C214

C215

8

8

2

3

3

6

2

2

A

B

E

A

R

R

A

A

Q

R

Q

R

R

C

C

C

C

C

C

C

C

C

C

V

V

V

V

V

S

S

S

S

S

S

S

S

S

S

V

V

V

V

V

0

1

3

1

3

5

1

1

1

1

1

1

J

J

J

K

K

K

1

1

3

2

R

R

Q

Q

C

C

C

C

V

V

S

S

S

S

V

V

9
J

6

1

2

7

1

2

2

2

2

1

2

2

1

V

K

R

P

J

N

V

P

P

L

Q

Q

C

C

C

C

V

V

L

O

Q

O

O

Q

Q

E

E

C

C

C

C

C

C

S

S

C

C

C

C

C

C

D

D

V

V

V

V

V

V

D

D

V

V

W11

0

F

T

IRQ0

R
A
U

CGPIOB3_IRQ4

CGPIOB4_IRQ5

CGPIOB5_IRQ6

CGPIOB6_IRQ7

A00_NANDCLE

A01_NANDALE

BOOT4_A19

BOOT3_A20

BOOT2_A23

BOOT1_A22

BOOT0_A21

CGPIOB0_A24

CGPIOB1_A25

D00_NAND00

D01_NAND01

D02_NAND02

D03_NAND03

D04_NAND04

D05_NAND05

D06_NAND06

D07_NAND07

D08_NAND08

D09_NAND09

D10_NAND10

D11_NAND11

D12_NAND12

D13_NAND13

D14_NAND14

D15_NAND15

CS5N_NANDCE0N

CS6N_NANDCE1N

CGPIOB2_CS7N

CEB_NAND0

CEB_NOR0

CEB_NOR1

CSB_RAM0

CSB_RAM1

KEY01_PIPESTAT0

KEY02_PIPESTAT1

KEY03_PIPESTAT2

KEY04_TRACEPKT0

KEY05_TRACEPKT1

KEY06_TRACEPKT2

KEY07_TRACEPKT3

KEY08_TRACEPKT4

KEY09_TRACEPKT5

KEY10_TRACEPKT6

KEY11_TRACEPKT7

KEY12_TRACESYNC

GPIOA7_LCD6

CGPIOB7_LCD7

LCDCTRL_LCDCLK

LCDCS0N_LCDHSYN

LCDCS1N_LCDVSYN

LCDWEN_LCDENA

USBDM_ACC0TX

USBDP_ACC0RX

USBEXTINT

RDYR/WAITBU

R

MRSBU0

MRSBU1

USBRCV

IRQ1

IRQ2

IRQ3

A02

A03

A04

A05

A06

A07

A08

A09

A10

A11

A12

A13

A14

A15

A16

A17

A18

A25R

CS0N

CS1N

CS2N

CS3N

CS4N

BE0N

BE1N

OCTL0

OCTL1

OCTL2

OCTL3

OCTL4

OCTL5

OCTL6

OCTL7

KEY00

LCD0

LCD1

LCD2

LCD3

LCD4

LCD5

USBOE

DPDR

WPBR

RPBR

RPBO

AVDBO

INTO

RDYO

W14

U11

V13

R205

AB14

W13

Y13

AA1

N5

TP_A(0)

P5

E10

C8

D6

D7

N4

C2

F5

A1

C4

D5

A3

B1

J3

E4

D3

F11

E6

D8

G5

D9

E7

F8

C10

B9

H17

J5

R5

U4

N3

K3

G3

L5

G4

L4

L3

T4

M4

H4

H3

L6

J6

J7

H7

R6

V4

G13

N6

M6

E11

J1

T6

L7

U9

TP_ROM1_CS

AA3

TP_ROM2_CS

G9

TP_RAM1_CS

G11

TP_A(24)

E9

F9

W20

U19

V23

R18

T18

V20

Y21

V19

C11

D15

E13

F13

C15

D13

C14

B15

B14

C13

D12

F12

E14

V8

W6

W7

V9

Y8

W9

Y4

Y5

W10

AB10

AB9

AA10

C17

D19

D18

C16

B16

TP_SM_RDY_WAIT

G8

G16

K5

A12

L21

D4

T3

N7

R234

SHORT

TP_A(25)

TP_D(0)

FM_INT
USB_SW_INT
LCD_FLM_F
SD_DET
BATT_OPEN_CHECK
QKEY_INT
EAR_SW
SIM1_RST

VCCD_1.9V

0

9

1

0

2

2

R

R

A(24)

ROM2_CS

ROM1_CS
RAM1_CS
ROM2_CS

ROM1_CS
ROM2_CS
RAM1_CS

A(24)

BAND_SEL1
BAND_SEL2

PAM_VLOGIC
PAM_ON

PSW1_BUF

LCD_D(0)
LCD_D(1)
LCD_D(2)
LCD_D(3)
LCD_D(4)
LCD_D(5)
LCD_D(6)
LCD_D(7)

LCD_RS
LCD_CSSCUSTB

LCD_WR

USB_DATA
USB_VMO
USB_VPO
USB_OEN
USB_DET

SM_RDY_WAIT
CLK_REQ_BT
FLASH_RST

(1.8V)

LCD_D(0:7)

9-7

SAMSUNG Proprietary-Contents may change without notice

This Document can not be used without Samsung's authorization

Flow Chart of Troubleshooting

VRF_1.5V

VCCD_1.2V_A

5
3
3
C

VCCD_2.9V

C305

DCDC_OUT

VRF_2.9V

TH300

R303

R305

C343

EAR_ADC

ICHRG

C310

HI_MONO_OUT_N

HI_MONO_OUT_P
LO_MONO_OUT_N
LO_MONO_OUT_P

MONO1_IN_P
MONO2_IN_N

MONO2_IN_P
MONO_OUT_N
MONO_OUT_P

RADIO_L
RADIO_R

R304

PWR_KEEP

PWR_ON

KEY_BL

C321

C319

VBT_1.8V

C320

VCCA_2.8V

VCCD_2.9V

VCCD_1.9V

RXTX_DATA

RXTX_EN

RTX_I_N

RTX_I_P
RTX_Q_N
RTX_Q_P

PAM_VRAMP

TXPSTB

VLDO_COREA_S

0

7

6

3

3

3

3

C

C

9
3
3
C

1

4

4

3

3

C

C

JIG_ON

C311

C309

A4

ADC_AUX1

B4

ADC_AUX2

B3

ADC_AUX3

A2

ADC_AUX4

B1

ADC_AUX5

C1

ADC_AUX6

C2

ADC_AUX7

D1

ADC_AUX8

D2

ADC_AUX9

M3

AOCTL0

M2

AOCTL1

L3

AOCTL2

L2

AOCTL3

R13

HI_MONO_OUT_N

R14

HI_MONO_OUT_P

R12

LO_MONO_OUT_N

P11

LO_MONO_OUT_P

G13

MONO1_IN_N

J13

MONO1_IN_P

G12

MONO2_IN_N

G11

MONO2_IN_P

N15

MONO_OUT_N

L13

MONO_OUT_P

K15

STEREO1_IN_L

K14

STEREO1_IN_R

J12

STEREO2_IN_R|MONO3_IN_P

H11

STEREO2_IN_L|MONO3_IN_N

M14

STEREO_OUT_L

M13

STEREO_OUT_R

P6

PWR_KEEP

E5

PWR_SW2

C4

PWR_SW1N

F14

MIC_B_D

J5

RAREF1

H6

RAREF2

J6

RAREF3

D7

LED1_DRV

C7

LED2_DRV

D9

LED3_DRV

N2

RXTXDATA

R2

RXTXEN

J4

RXTXIN

J3

RXTXIP

K3

RXTXQN

K4

RXTXQP

H5

TXP

L5

TXPSTB

P13

USB_CARKIT_D_N

P12

USB_CARKIT_D_P

C10

USB_CHRG

A6

VLDO_1

D6

VLDO_2

E14

VLDO_AUD

F12

VLDO_AUX1

D14

VLDO_AUX2

C15

VLDO_COREA

B15

VLDO_COREA_S

C12

VLDO_COREB

D13

VLDO_COREC

5

4

2

7

1

1

1

1

N

M

D

C

N

D

D

C

A

D

1

D

D

B

D

1

D

V

V

V

D

D
V

D
V

S

Q

B

D

D

D

D

D

S

S

S

N

N

N

N

S

S

S

V

G

G

V

G

V

G

0

1

8

9

1

6

4

1

1

F

K

K

K

K

E

N

VCCD_1.9V

VCCA_2.8V

C306

C307

C308

0

5

1

2

5

4

8

1

1

1

L

P

K

K

L

P

N

L

V

B

D

R

O

O

I

I

T

D

D

D

K

_

_

C

D

P

D

D

D

D

O

V

S

V

V

D

D

A

D

V

V

_

D

D

V

D
V

UCD300

S

S

S

S

S

S

S

D

D

N

N

G

G

6

7

8

F

F

F

S

S

S

S

S

D

D

D

D

N

N

N

N

G

G

G

G

0

1

6

9

1

1

F

G

F

F

S

S

D

D

D

D

D

D

D

D

N

N

N

N

N

N

N

N

G

G

G

G

G

G

G

G

0

8

7

7

9

9

8

1

H

H

H

G

G

G

G

B6

SIM_CLK

SIM_IO

SIM_RST

UP_CLK

UP_IO

UP_RST

VRFLDO_1

VRFLDO_2

VREF

CNTL_DAT_CSP

CNTL_EN_CSP

HV_CHRG

AFC

AINT

BATKELV

CREF

DINT

FBSW

LX

NC

PSW1_BUF

RTC_CLK

SCUSTB

VACC

VEXT

VRTC

VSIM

SCAN

SCANTST

RING_DRV

VIB_DRV

VIB_RNG_EN

SYSCLK

SYSCLKEN

RESETN

RESET_O

X1RTC

X2RTC

VAMICREF

VAMICRTN

VAREF

VAREFRTN

VAVCM

VAVCMLSH

VAVCMRTN

CSN_PSC

SCLK_PSC

SDI_PSC

SDO_PSC

VBAT

VBAT12

VBATAUD

VBATAUX

VBATRF

VBATSW

NC

NC

L
T

R

R

C

R

U

U

C

C

C

K

C

C

O

W

S

S

S

P

S

S

S

S

S

S

D

D

D

D

D

D

N

N

N

N

N

N

G

G

G

G

G

G

5

0

4

0

7

8

9

1

1

1

1

J

J

J

J

H

N

M

S

P

P

H

P

H

A

_

V

_

_

_

_

_

_

D

D

D

D

D

D

D

D

N

N

N

N

N

N

N

N

G

G

G

G

G

G

G

G

1

3

0

5

1

7

3

1

1

1

1

E

A

M

A

F

C

A

SIM_CLK

E6

SIM_IO

B5

SIM_RST

N5

SIM1_CLK

L6

SIM1_DATA

M6

SIM1_RST

E3

F3

F2

P1

CNTL_DAT_CSP

N9

CNTL_EN_CSP

D10

G5

N7

AINT

B11

F1

L9

DINT

B12

B13

L301

D3

L10

R3

P3

C9

A12

F5

C5

N4

K7

E8

E9

MOTOR_EN

L7

VIB_RNG_EN

N6

CLK26M_ABB

R6

CLK_EN_ABB

R4

FLASH_RST

P5

RST

G4

G3

K13

VAMICREF

K10

K12

J11

C322

L14

F13

K11

C325

M10

P10

R10

M9

B10

C6

E13

E11

E2

A14

1

2

C332

UP_CS
UP_SCLK
UP_SDI
UP_SDO

C333

GND_SW

VBAT

PSW1_BUF
RTC_CLK
SCUSTB

C323

C317

GND_SW

C327

VSYN_2.8V

C312

C316

VSIM_2.9V

OSC300

VBAT

VRF_2.9V

C315

C328

C313

DCDC_OUT

GND_SW

VBAT

TA301

C324

C314

C318

R314

C330

POS

NEG

1

2

9-8

SAMSUNG Proprietary-Contents may change without notice

This Document can not be used without Samsung's authorization

Flow Chart of Troubleshooting

9-3.

Charging Part

Abnormal charging part

Check the Voltage Of L300.

Check the U300 pin

under

under

5.0V?

Yes

0.4

Yes

V?

Yes

No

4.

No

Check the circuit related to

VBUS_OUT_5V

Check the circuit related

Check the R301

R329

&

=4.3

Replace U300

END

=3.6

Kohm?

Yes

Kohm?

No

Replace R301, R329

9-9

SAMSUNG Proprietary-Contents may change without notice

This Document can not be used without Samsung's authorization

Flow Chart of Troubleshooting

USB_DM

USB_DP
USB_ID

R238

R237

JIG_TXD
JIG_RXD
JIG_ID

TA200

VBAT

1

2

3

DM

DP

USB_ID

U201

D
N
G

7

VBUS

VUSB_5V

IFC200

1

1

2

2

3

3

4

4

5

5

6

S1

7

S2

8

NC

6

5

NC

4

NC

VR200

9

NC

10

NC

11

NC

12

NC

13

NC

VUSB_OUT_5V

CHG_DET

L300

USB_DM

USB_DP

USB_ID

17

18

19

20

21
22
23

VBUS_IN

DM_CON

DP_CON

ID_CON

GND
NC
NC

VUSB_OUT_5V

4

3

5

6

1

1

1

1

L

T

T

A

E

C

U

D

S

S

S

O

I
|

_

_

_

T

C

S

C

E

2

2

U

I

I

D

B

_

V

G
H
C

U203

T

L

R

S

_

_

O

O

O

I

I

H

D

D

_
C
I

P

U

U

D

M

A

A

4

3

2

1

VUSB_5V

VEXT_ABB

U300

1

INCHR

2

IN

3

LDOOUT

4

_POK

5

_STAT

6

MODE

D
N
G

3

1

C300 C301

C303

C304

2
1

5

VBAT

2
0
2
L

B
T
N

I

T
S
O
H
_
M
D

BAT

BATS

ISET

_EN

GND

TP_USB_SW_INT

1
1

T
A
B
V

JIG

VDDIO

BOOT

TXD

D
X
R

6

12

11

10

IC

9

8

7

10

9

8

7

VBAT

VCCD_1.9V

TA201

C224

6

5

3

3

2

2

R

R

USB_SCL_1.8
USB_SDA_1.8
USB_SW_INT

JIG_ON_IF

SDS_TXD
SDS_RXD
USB_D_N

USB_D_P

ICHRG

CHG_ON

R329

Q301

R301

D

G

S

R331

R330

CHG_SEL

SHORT

9-10

SAMSUNG Proprietary-Contents may change without notice

This Document can not be used without Samsung's authorization

4

U
2

0
3

2

2

Flow Chart of Troubleshooting

3

0

C

0

R235

R236

U
3

4
0
3
C

0
0

1

1
0
2
A

0

C

L

2

2

T

3

R

0

1

R329

Q

R
3
3
0

3

1

0

3
3

1

R

0
3
C

9-11

SAMSUNG Proprietary-Contents may change without notice

This Document can not be used without Samsung's authorization

Flow Chart of Troubleshooting

9-4.

Sim Part

Check the VSIM_2.9V of HDC501

Check the circuit around HDC501

Phone can't access SIM Card

Yes

2.9V ?

Yes

input circuitry

Yes

No

Check the circuit related

No

Check the SIM Card connector

END

9-12

SAMSUNG Proprietary-Contents may change without notice

This Document can not be used without Samsung's authorization

Flow Chart of Troubleshooting

SIM_CLK

SIM_RST

SIM_IO

SPK_P
SPK_N

C504

VSIM_2.9V

VCCD_2.9V

VBAT

HDC501

C
N

1
2

C

C

N

N
2

3

2

2

2

2

4

4

6

6

8

8

10

10

12

12

2020

C
N

4
2

C503 C509

C510

C511

D500

SD_CLK

SD_CMD

R503

4

ZD506

2

6

5

R508

1

3

SD_D(0)
SD_DET

MOTOR_EN

1

1

3

3

5

5

7

7

9

9

11

11

13 13 14 14

1515 1616
1717 18 18

19

19

C506

C507

C505

5

C

1

1

C502

C508

R
5
0
8

ZD506

D500

C510

R503

C509

3

C

0

5

4

5

C

0

5

1
0

C

0

5

8

5
C

C

0

5

6

D
H

5

C

0

C502

7

C

0

5

9-13

SAMSUNG Proprietary-Contents may change without notice

This Document can not be used without Samsung's authorization

Flow Chart of Troubleshooting

9-5.

Microphone Part

Microphone does not work

Check the connection

from MIC

Check the circuit

from UCD3

VAMICREF

00 to

On booting,

≒

Yes

Yes

Yes

2.5V ?

MIC

No

No

No

Resolder MIC

Check the path from Main IC to MIC

Check UCD300

Yes

Check the MIC

Yes

END

No

Replace the MIC

9-14

SAMSUNG Proprietary-Contents may change without notice

This Document can not be used without Samsung's authorization