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Samsung SGH-S400I, Service Manual

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Samsung SGH-S400I Service Manual Download Page 9

SAMSUNG Proprietary-Contents may change without notice

SGH-S400i Flow Chart of Troubleshooting

2-

6

This Document can not be used without Samsung's authorization

V211

C203

VRTC_1.5V

4

S

S

V

5

S

S

V

8

H

9

H

6

S

S

V

7

S

S

V

0

1

H

1

1

H

8

S

S

V

9

S

S

V

2

1

H

D

_

A

S

S

V

1

1

R

U

_

A

S

S

V

8

1

F

C

T

R

1

X
9

1

H

9

1

F

C

T

R

2

X

0

1

S

S

V

1

1

S

S

V

8

K

7

L

2

1

S

S

V

3

1

S

S

V

8

L

8

M

4

1

S

S

V

5

1

S

S

V

9

M

0

1

M

6

1

S

S

V

7

1

S

S

V

1

1

M

2

1

M

8

1

S

S

V

8

1

A

2

S

S

V

3

S

S

V

8

G

9

G

6

B

2

_

8

P1

_

OI

_

D

D

V

3

_

8

P1

_

OI

_

D

D

V

2

1

B

6

1

B

4

_

8

P1

_

OI

_

D

D

V

5

_

8

P1

_

OI

_

D

D

V

1

C

4

1

C

6

_

8

P1

_

OI

_

D

D

V

7

_

8

P1

_

OI

_

D

D

V

9

D

8

1

D

8

_

8

P1

_

OI

_

D

D

V

9

_

8

P1

_

OI

_

D

D

V

1

F

8

1

G

C

T

R

V

1

S

S

V

2

A

2

1

J

8

E

R

O

C

_

D

D

V

1

_

8

P1

_

OI

_

D

D

V

4

B

4

L

0

1

_

8

P

1

_

OI

_

D

D

V

1

1

_

8

P

1

_

OI

_

D

D

V

6

1

L

1

P

2

1

_

8

P

1

_

OI

_

D

D

V

3

1

_

8

P

1

_

OI

_

D

D

V

8

1

T

1

U

4

1

_

8

P

1

_

OI

_

D

D

V

5

1

_

8

P

1

_

OI

_

D

D

V

5

U

2

1

U

6

1

_

8

P

1

_

OI

_

D

D

V

7

1

_

8

P

1

_

OI

_

D

D

V

8

W

8

1

W

8

1

_

8

P

1

_

OI

_

D

D

V

3

M

1

X

T

7

K

1

1

T

D

_

A

D

D

V

7

1

F

U

_

A

D

D

V

1

E

R

O

C

_

D

D

V

8

B

3

1

B

2

E

R

O

C

_

D

D

V

3

E

R

O

C

_

D

D

V

2

G

8

1

H

4

E

R

O

C

_

D

D

V

5

E

R

O

C

_

D

D

V

2

M

8

1

N

6

E

R

O

C

_

D

D

V

7

E

R

O

C

_

D

D

V

7

V

3

1

V

D

S

2I

_0

D

X

T

P

S
2

U

N16

SPTXD1_I2SD_PIO16

TCK

U14

V14

TDI

TDO

T12

TEST1 U15

T14

TEST2

TEST3 V16

S

M

T

4

1

W

2

1

R

N

T

S

R

T

0

X

T

RWN

1

M

8

2

Q

RI

_

0

X

R

6

L

8

2

Q

RI

_

1

X

R

K

L

C

MI

S
4

P

2

T

OI

MI

S

3

R

0

K

L

C

P

S

M18

SPCLK1_PIO18

3

T

0

S

F

P

S

SPFS1_PIO15

N15

0

D

X

R

P

S
4

R

SPRXD1_PIO17

M17

N

E

_

D

M

C_I

C

M

_

9

3

OI

P

N

E

_

T

A

D_I

C

M

_

0

4

OI

P
4

1

M

6

1

R

X

T

A

D

RI

_

1

4

OI

P

X

R

A

D

RI

_

2

4

OI

P
7

1

R

4

1

N

N

E

_

0

T

A

D_I

C

M

_

3

4

OI

P

J16

PIO47

5

G

64

OI

P

_

1

M

W

P

N

T

S

E

R

5

1

G

1

0

OI

P

_

OI

R
3

P

N

M

R

A

L

A

C

T

R
7

1

H

2

N

40

OI

P

_

0

S

T

R

V6

7

1

W

8

2

OI

P

E14

PIO30_WAITN

P12

PIO31_IRQ6

2

3

OI

P

3

1

R

U18

PIO33

PIO34

R14

PIO35_A_A25_BOOTSEL

F2

6

1

F

N

E

O

_

B

S

U

_

6

3

OI

P

A

T

A

D

_

B

S

U

_

7

3

OI

P

7

1

E

5

1

J

K

L

C_I

C

M

_

8

3

OI

P

4

1

L

6

1

E

5

P

T

S

R

MI

S

_

4

1

OI

P

5

1

P

P

E

E

K

R

W

P

_

9

1

OI

P

Q

E

R

K

L

C

S

Y

S

_

0

2

OI

P

9

1

P

3

1

K

0

T

A

D_I

C

M

_

1

2

OI

P

1

T

A

D_I

C

M

_

2

2

OI

P

2

1

L

3

1

L

2

T

A

D_I

C

M

_

3

2

OI

P

3

T

A

D_I

C

M

_

4

2

OI

P
5

1

L

9

1

V

5

2

OI

P

6

2

OI

P

6

1

U

7

2

OI

P

9

1

U

6

G

1

1

C

N

2

C

N

2

6

1

G

T

U

O

2

3

C

S

O

PIO00_IRQ5 P16

P

S

U

S

_

B

S

U

_

7

0

OI

P
9

1

B

D

M

C_I

C

M

_

8

0

OI

P

3

1

J

9

1

C

I

P

V

_

B

S

U

_

9

0

OI

P

0

1

OI

P

7

1

V

I

M

V

_

B

S

U

_

1

1

OI

P
8

1

C

7

1

D

O

P

V

_

B

S

U

_

2

1

OI

P

O

M

V

_

B

S

U

_

3

1

OI

P

1

D

R

B

Y

E

K

6

J

4

G

0

1

D

R

B

Y

E

K

1

1

D

R

B

Y

E

K

2

H

5

J

2

D

R

B

Y

E

K

3

D

R

B

Y

E

K

4

J

8

J

4

D

R

B

Y

E

K

F

U

B

_

1

W

S

P

_

5

D

R

B

Y

E

K

6

H

4

H

6

D

R

B

Y

E

K

7

D

R

B

Y

E

K

1

H

3

H

8

D

R

B

Y

E

K

9

D

R

B

Y

E

K

R9

FLASHRSTN

H14

T15

INT0

IO

W6

V12

IOBIT0_PIO05

IOBIT1_PIO06

N11

IRQ1

M16

M19

IRQ2

IRQ3

P17

P18

IRQ4

7

J

0

D

R

B

Y

E

K

D_D12

D_D13

N9

N10

D_D14

D_D15

P11

R7

D_D2

D_D3

T7

R8

D_D4

D_D5

V8

U8

D_D6

D_D7

T8

T9

D_D8

D_D9

D_A3

V3

U4

D_A4

D_A5

T5

V4

D_A6

D_A7

N6

R6

D_A8

U6

D_D0

D_D1

T6

P8

D_D10

D_D11

P9

N8

A_WEN

2

1

W
I

K

C

N12

CKO_IACK

T17

CPTSTSTOP_CKO

92

OI

P

_

0

S

T

C
6

M

5

N

44

OI

P

_

0

D

C

D

2

P

20

OI

P

_

0

R

S

D

30

OI

P

_

0

R

T

D
4

N

V1

D_A0

D_A1

W2

W3

D_A2

A_D14
A_D15

D13

F9

A_D2
A_D3

G10
G11

A_D4
A_D5

F11
E11

A_D6
A_D7

G12
D11

A_D8
A_D9

E12

A_OEN

B14

D14

D15

A_CS4N
A_CS5N

C16
F15

A_CS6N
A_CS7N

B17

A8

A_D0
A_D1

E9

C12

A_D10
A_D11

A12
F12

A_D12
A_D13

D12
E13

C5
D7

A_A6
A_A7

E7
C4

A_A8
A_A9

C2

H16

A_BE0N
A_BE1N

A17

A14

A_CS0N
A_CS1N

C15
G14

A_CS2N
A_CS3N

J14

F8

A_A18

E6

A_A19

D2

A_A2

D8

E4

A_A20
A_A21

E3
F5

A_A22
A_A23

F4
F3

A_A24

A_A3

A6
C6

A_A4
A_A5

ATMS_PIO45 K12

B7

A_A0
A_A1

C8

A3

A_A10
A_A11

B3
B1

A_A12
A_A13

D6
D5

A_A14
A_A15

D3
E8

A_A16
A_A17

UCP201

M4

ATCK_CTS1

ATDI_RTS1 L5

T13

ATDO_PWM2

C205

C208

VCCD_1.8V

C210

R203
10K

C204

VCCD_1.6V

C209

C211

C221

1

02

F

R206

C206

VCCD_1.6V

R221

C222

C223

OSC200

C207

C220

PCM_SYNC

UP_SDO

PCM_OUT

UP_SDI

PCM_IN

BT_TXD

SDS_TXD

USB_DATA

VCAM_EN

VDD_AC_ON

M_HOLD

BACKLIGHT_EN

TR_RST

RTCALARM

BT_RTS

DSP_RWN

BT_RXD

SDS_RXD

SIMCLK

SIMDATA

UP_SCLK

PCM_CLK

UP_CS

USB_SUSP

SPK_PHONE_EN

USB_DET

DACPW_ON

USB_VPO

USB_VMO

SIMRST

PWR_KEEP

XOENAQ

P_MODE

AMP_SHDN

EAR_SEL

CHG_DET

EAR_SWITCH

CHG_ON

LED_DATA

USB_CON

USB_OEN

DSP_IO

SPK_SEL

FLASH_EN

INTRQ

JACK_IN

YMU_IRQ

HERA_INT

KEY_COL(0)

KEY_COL(1)

KEY_ROW(4)

KEY_COL(2)

KEY_COL(3)

KEY_COL(4)

PSW1_BUF

KEY_ROW(0)

KEY_ROW(1)

KEY_ROW(2)

KEY_ROW(3)

CLK32K

HALL_SENSOR

DSP_DB(1)

DSP_DB(10)

DSP_DB(11)

DSP_DB(12)

DSP_DB(13)

DSP_DB(14)

DSP_DB(15)

DSP_DB(2)

DSP_DB(3)

DSP_DB(4)

DSP_DB(5)

DSP_DB(6)

DSP_DB(7)

DSP_DB(8)

DSP_DB(9)

DSP_INT

CLK13M_TR

BT_CTS

MIC_SEL

VBT_EN

DSP_AB(0)

DSP_AB(1)

DSP_AB(2)

DSP_AB(3)

DSP_AB(4)

DSP_AB(5)

DSP_AB(6)

DSP_AB(7)

DSP_AB(8)

DSP_DB(0)

KEY_ROW(0:4)

CP_TCK

CP_TDI

CP_TDO

CP_TMS

ROM2_CS

A(0)

D(0:15)

D(14)

D(13)

D(12)

D(11)

D(10)

D(9)

D(8)

D(7)

D(6)

D(5)

D(4)

D(3)

D(2)

D(1)

D(0)

DSP_DB(0:15)

DSP_AB(0:8)

KEY_COL(0:4)

LOWER_BYTE

YMU_CS

HERA_CS

RAM_CS

D(15)

CP_WEN

A(0:24)

A(24)

A(23)

A(22)

A(21)

A(20)

A(19)

A(18)

A(17)

A(16)

A(15)

A(14)

A(13)

A(12)

A(11)

A(10)

A(9)

A(8)

A(7)

A(6)

A(5)

A(4)

A(3)

A(2)

A(1)

CP_OEN

FLASH_RESET

ROM1_CS

UPPER_BYTE

Summary of Contents for SGH-S400I

Page 1: ...I mode TELEPHONE SGH S400i I mode TELEPHONE CONTENTS 1 Specification 2 Flow Chart of Troubleshooting 3 Exploded View and Parts List 4 MAIN Electrical Parts List 5 PCB Diagrams 6 Block Diagrams ...

Page 2: ...MHz 95MHz 80MHz Mod Bit rate Bit Period GPRS 270 833Kbps 3 692us 270 833Kbps 3 692us 270 833Kbps 3 692us EDGE 812 5Kbps 3 692us 812 5Kbps 3 692us 812 5Kbps 3 692us Time Slot Period Frame Period 576 9us 4 615ms 576 9us 4 615ms 576 9us 4 615ms Modulation GPRS 0 3GMSK 0 3GMSK 0 3GMSK EDGE 8PSK 8PSK 8PSK MS Power GPRS 33dBm 5dBm 30dBm 0dBm 30dBm 0dBm EDGE 27 5dBm 26 0dBm 26 0dBm Power Level GPRS 5pcl ...

Page 3: ...m 12 19 3dBm 13 17 3dBm 14 15 3dBm 15 13 3dBm 16 11 5dBm 17 9 5dBm 18 7 5dBm 19 5 5dBm TX Power control level DCS1800 0 30 2dBm 1 28 3dBm 2 26 3dBm 3 24 3dBm 4 22 3dBm 5 20 3dBm 6 18 3dBm 7 16 3dBm 8 14 3dBm 9 12 4dBm 10 10 4dBm 11 8 4dBm 12 6 4dBm 13 4 4dBm 14 2 5dBm 15 0 5dBm TX Power control level PCS1900 0 30 2dBm 1 28 3dBm 2 26 3dBm 3 24 3dBm 4 22 3dBm 5 20 3dBm 6 18 3dBm 7 16 3dBm 8 14 3dBm ...

Page 4: ... Check UCD307 and C332 Pin A13 and pin A14 2 9V Check UCD307 and C329 Freq 13MHz Vrms 300mV Vpp 800mV Check the clock generation circuit related to OSC101 Check the initial operation END No Yes Yes Yes Yes Yes Yes No No No No pin C12 1 8V No Yes Check the current consumption Check the pin of UCD307 Check the clock signal at pin 3 of OSC101 Current consumption 100mA Check U311 and C347 pin 10 of U3...

Page 5: ...SAMSUNG Proprietary Contents may change without notice SGH S400i Flow Chart of Troubleshooting 2 2 This Document can not be used without Samsung s authorization ...

Page 6: ...rization C347 VCCD_1 6V 4 NC 5 NC 9 PGND SW 10 VIN 1 VOUT 6 U312 7 AGND 2 AVIN EN 3 11 GND MODE SYNC 8 L303 VCCD_1 8_PSC VBAT R344 TA304 TA305 R337 VCCD_1 8_PSC C357 8 4 NC 5 NC 9 PGND SW 10 VIN 1 VOUT 6 U311 7 AGND 2 AVIN EN 3 11 GND MODE SYNC VCCD_1 8V VBAT L302 C139 VRF_2 9V C140 2 GND 3 OUT VCC 4 1 VCON OSC101 R150 R148 R120 R123 C180 AFC CLK13M_RF ...

Page 7: ...2CSP_DNG 51K QRTNI 01L L3 I O LED1_DRV G13 LED2_DRV G12 CM 6R NNICIM 41M PNICIM 41N 01J 71SDNG 01K 2SDNG 8F 3SDNG 9F 4SDNG 01F 5SDNG 7G 6SDNG 8G 7SDNG 9G 8SDNG 01G 9SDNG 6H VDNG 31P 3P BDNG 6F DDNG 01M QDNG 8E 1SDNG 7F 01SDNG 7H 11SDNG 8H 9H 21SDNG 31SDNG 7J 41SDNG 8J 51SDNG 9J 61SDNG DB14 D3 DB15 D2 DB2 K3 J5 DB3 DB4 J6 DB5 H5 DB6 G3 DB7 G4 DB8 F4 DB9 F1 RTNID CSN_PSC KCIAD 4R IDIAD 6L ODIAD 6M N...

Page 8: ...if it has some problem it is to be replaced There is 32 768kHz wave forms at the C220 and C221 Yes No Check the UCP201 The voltage is High at the C328 C329 C332 Check the UCD307 LCD display is O K No Yes Yes Yes Check the LCD part No Sound is O K Yes No Check the Audio part END Yes pin 10 of U311 1 8V Check the U311 if it has some problem it is to be replaced No pin 10 of U312 1 6V Check the U312 ...

Page 9: ...D M C _ I C M _ 8 0 O I P 3 1 J 9 1 C I P V _ B S U _ 9 0 O I P 0 1 O I P 7 1 V I M V _ B S U _ 1 1 O I P 8 1 C 7 1 D O P V _ B S U _ 2 1 O I P O M V _ B S U _ 3 1 O I P 1 D R B Y E K 6 J 4 G 0 1 D R B Y E K 1 1 D R B Y E K 2 H 5 J 2 D R B Y E K 3 D R B Y E K 4 J 8 J 4 D R B Y E K F U B _ 1 W S P _ 5 D R B Y E K 6 H 4 H 6 D R B Y E K 7 D R B Y E K 1 H 3 H 8 D R B Y E K 9 D R B Y E K R9 FLASHRSTN H...

Page 10: ... without Samsung s authorization 2 1 3 Sim Part Check the voltage at pin 1 of SIM301 2 8V Insert SIM is displayed on the LCD Check the SIM connector s SIM301 connection to SIM card Check the UCD307 Resolder or change SIM301 END No Yes Yes Yes Yes No No Is there any signals pin 2 3 6 of SIM301 Check the UCP201 Check the SIM Card ...

Page 11: ...ut notice SGH S400i Flow Chart of Troubleshooting 2 8 This Document can not be used without Samsung s authorization C321 C320 C319 0 1 C N 1 C C V C C V 2 P P V 5 SIM301 3 K L C 4 D N G 6 O I 7 C N C N 8 C N 9 C318 C317 SIM_CLK SIM_IO VSIM SIM_RST ...

Page 12: ...n not be used without Samsung s authorization 2 1 4 Camera Part Camera function does not work Check the connect SOC101 No Connect the SOC101 Pin 2 3 of U111 is high No Pin 9 2 8V Pin 10 1 8V No Pin 12 of SOC101 is 24MHz No END Yes Yes Yes Check the UCP201 U111 Resolder or Change Check the U300 Yes Check the U111 Yes ...

Page 13: ...SAMSUNG Proprietary Contents may change without notice SGH S400i Flow Chart of Troubleshooting 2 10 This Document can not be used without Samsung s authorization ...

Page 14: ... D N G D N G 12 U111 0 0 1 L V2 8_CAM 5 1 1 R V 8 8 9 9 25 NC NC 26 23 23 24 24 3 3 4 4 5 5 6 6 7 7 16 16 17 17 18 18 19 19 2 2 20 20 21 21 22 22 SOC101 1 1 10 10 11 11 12 12 13 13 14 14 15 15 V1 8_CAM 0 2 1 C C151 1 2 1 C C127 0 0 1 R 4 1 1 R V 7 1 1 R V V1 8_CAM 9 1 1 C V2 8_CAM C152 1 0 1 R V 9 1 1 R V VBAT C130 0 2 1 R V CAM_SCL BCAM_D 2 BCAM_D 3 BCAM_D 4 BCAM_D 5 HSYNC BCAM_D 6 BCAM_D 7 VSYNC...

Page 15: ... K1 K2 L_DA6 K3 L_DA7 J2 L_DA0 L_DA1 J6 H2 L_DA10 L_DA11 H3 H4 L_DA12 L_DA13 J5 H5 L_DA14 L_DA15 G3 H6 1 _ O I P G 5 B 5 A 2 _ O I P G 3 _ O I P G 4 C 4 B 4 _ O I P G 5 _ O I P G 4 A LS_CS_N H8 G7 L_ADS L_CS_N H7 K6 T U O A T A D S _ D D4 GND GND E4 F4 GND GND E6 G5 GND GND J1 5 C 0 _ O I P G T S R _ C 3 A 1 C K C S _ C A D S _ C 2 C S V _ C 1 A K C B _ D 0 1 J 9 H K C R L _ D 9 J K C S M _ D N I ...

Page 16: ...cument can not be used without Samsung s authorization 2 1 5 Bluetooth Part Bluetooth does not work Check ANT101 Pin 2 is 6 4dBm No Check U310 Pin 2 is High Check U310 Pin 10 1 8V ANT101 Resolder or Change Check the UCP201 Check the U310 END No No Yes Yes Yes Check U103 Pin 16 19 2MHz Check the UCP201 No Yes ...

Page 17: ...SAMSUNG Proprietary Contents may change without notice SGH S400i Flow Chart of Troubleshooting 2 14 This Document can not be used without Samsung s authorization ...

Page 18: ...16 D N G N C U310 4 CBYP 2 EN1 EN2 BT_1 8V R361 VBAT C375 C378 C374 DACPW_ON VBT_EN C169 1 3 2 ANT101 BT_1 8V C170 R140 7 PIO_4_UART_TX2 8 RESETB 9 PCM_OUT 23 GND 24 GND 25 PIO_1 26 UART_CTS 3 PIO_2 4 PIO_3 5 GND 6 PIO_5_UART_RTS2 16 PCM_CLK 17 UART_RX 18 VDD_REG 19 GND 2 UART_TX 20 PCM_SYNC 21 VDD_1 8V 22 ANT 1 PIO_0 10 PIO_6_UART_CTS2 11 VDD_UART 12 GND 13 PCM_IN 14 UART_RTS 15 PIO_7_UART_RX2 U1...

Page 19: ... be used without Samsung s authorization 2 1 6 Microphone Part Microphone does not work Is the assembled status of Microphone O K Yes Reassemble the microphone No Check the DC bias voltage on Mic path No Resolder or change R352 R359 R342 R353 R354 R355 R358 C365 C369 Is microphone OK No Check UCD307 END Yes R352 2 3V Yes ...

Page 20: ...SAMSUNG Proprietary Contents may change without notice SGH S400i Flow Chart of Troubleshooting 2 17 This Document can not be used without Samsung s authorization ...

Page 21: ...thout Samsung s authorization R354 C379 R352 R358 C372 IN2 8 5 NC1 7 NC2 NO1 2 NO2 10 1 V 3 COM1 9 COM2 11 G G 12 13 G G 14 6 GND IN1 4 U309 R353 MIC300 VCCD_2 9V C366 C371 R359 VR301 C365 VR302 R355 C376 C396 C369 MIC_BIAS MIC MIC MIC_SEL CAM_MIC MAIN_MIC_M MIC MIC MAIN_MIC_P MAIN_MIC_P MIC MAIN_MIC_M MICOUTP MICINP MICINN MICOUTN ...

Page 22: ...311 END No No Yes Yes Pin 4 of U314 High Check the UCD307 No Are there any signal at the R300 and R307 Resolder or change R301 R303 R306 C301 C304 Setting spk_sel High No Yes Yes Yes Are there any signal at the pin 4 5 of SLC101 Check the U304 No Yes Are there any signal at the pin 56 57 of SLC103 Change the FPCB No Yes Pin 4 of U126 Low Check the UCP201 No Yes Are there any signal at the pin 5 8 ...

Page 23: ...SAMSUNG Proprietary Contents may change without notice SGH S400i Flow Chart of Troubleshooting 2 20 This Document can not be used without Samsung s authorization ...

Page 24: ...SEL MSPK MP3 MSPK MP3 EAR_SEL R_OUT L_OUT AMP_IN AMP_IN EAR_L EAR_R C302 0 1 3 R V C304 C393 C314 C308 28 16 SPVSS D D V 7 F E R V 9 8 S S V 29 CS Q R I 3 31 RD 4 T S R WR IOVDD 2 D E L R T M 19 C N 5 6 C L L P 1 T U O P S 17 18 2 T U O P S SPVDD 15 13 14 EQ3 G 33 34 G G 35 36 G 10 HPOUT L MONO HPOUT R 11 32 26 2 D 25 24 3 D 4 D 23 22 5 D 6 D 21 20 7 D 12 EQ1 EQ2 U314 A0 30 I K L C 1 27 D0 D1 R301...

Page 25: ...12 13 13 SLC103 VCCD_2 8 C115 C118 C114 C123 C116 VBAT BBCAM_D 1 BBCAM_D 3 BBCAM_D 5 BBCAM_D 7 HSYNC SVC_EN CAM_RST CAM_SCL AMP_SHDN AMP_IN AOUTAN BLCD_D 0 BLCD_D 2 BLCD_D 4 BLCD_D 6 BLCD_D 8 BLCD_D 10 BLCD_D 12 BLCD_D 14 BMLCD_CS KEY_ROW 0 KEY_COL 0 RESET KEY_COL 2 KEY_COL 4 VIB_EN PWR_ON PCLK BL_ADS SPK_PHONE AOUTAP BLCD_D 15 BLCD_WEN BLCD_D 7 BLCD_D 9 BLCD_D 11 BLCD_D 13 KEY_ROW 1 KEY_COL 1 KEY...

Page 26: ...1 1 R V C174 C105 R147 7 1 1 R V VCCD_2 9V C125 C106 5 1 1 R V 0 1 1 R V 8 1 1 R V 1 1 1 R V C104 6 1 1 R V VCCD_1 8V 9 1 1 R V KEY_COL 1 KEY_COL 3 VCAM_EN VER_REF CAM_SDA SPK_PHONE_EN AMP_IN AOUTAP KEY_ROW 1 BLCD_D 1 BLCD_D 3 BLCD_D 5 BLCD_D 7 BLCD_D 9 BLCD_D 11 BLCD_D 13 BLCD_D 15 BLCD_WEN BACKLIGHT_EN FLASH_EN M_CLK CAM_D 0 CAM_D 2 CAM_D 4 CAM_D 6 VIB_EN KEY_COL 4 KEY_COL 2 KEY_COL 0 KEY_ROW 0 ...

Page 27: ...i Flow Chart of Troubleshooting 2 24 This Document can not be used without Samsung s authorization 2 1 1 R VAUDIO_3 3 3 1 1 R C137 R105 R104 C136 C133 C131 SPK_PHONE_OUTP SPK_PHONE_OUTN AMP_SHDN AUDIO_P AUDIO_N 0 0 1 R V 3 0 1 R V C146 2 2 SPK 1 1 C145 SPK1N SPK1P ...

Page 28: ...f SLC101 High Replace the speaker Check the UCP307 END No No Yes Yes Are there any signal at the R118 R119 Change the FPCB Check the SLC103 No Are there any signal at the Pin 3 4 of PAM127 No Yes Yes Yes Are there any signal at the C145 C146 Check the U110 and related parts No Are there any signal at the pin 5 7 of U126 Change the FPCB Check the SLC103 No Yes Check the U126 YES Are there any signa...

Page 29: ...ation 2 1 9 Charging Part Charging does not work Check IFC102 Pin 17 18 3 8V Check BTC103 Pin 3 3 8V Check the TC Check the path of IFC102 and BTC103 END No No Yes See the indicator of charger is red Again Check the IFC102 and Battery Condition No Yes Yes Pin 5 of U306 Low Check UCP201 U316 R326 No Yes Pin 7 of U306 3 8V Check U306 and related parts No Yes ...

Page 30: ...n F106 R132 R139 R134 TA101 C177 4 5 6 3 3 4 4 ZD105 BTC103 1 1 2 2 C171 R131 1 2 3 7 8 ZD106 VBAT R138 R135 ZD103 C159 R136 R137 C173 3 4 4 5 5 6 6 7 7 8 8 9 9 12 12 13 13 14 14 15 15 16 16 17 17 18 18 2 2 3 IFC102 1 1 10 10 11 11 USB_5V VCCD_1 8V VR112 R146 ZD104 9 0 1 R V CP_TMS USB_D BP_VF CP_TCK JIG_ON_IF TR_RST USB_D CP_TDO CP_TDI TA_VEXT SDS_RXD SDS_TXD ...

Page 31: ...ight On Replace the LCD Module Check the power on part END No Yes Yes VR117 is High Check the UCP201 No C114 LCD part is High No Yes Yes Pin 4 of U100 is High Check the R102 No Yes Check the U100 Pin 1 10V Check the U100 No Is there any signal pin 35 52 of SLC101 No Yes Is there any signal pin 9 25 of SLC103 No Yes Is there any signal pin 7 23 of SLC102 Check the SLC102 No Yes Check the FPCB Check...

Page 32: ...SAMSUNG Proprietary Contents may change without notice SGH S400i Flow Chart of Troubleshooting 2 29 This Document can not be used without Samsung s authorization ...

Page 33: ...128 8 9 9 2 3 C N C N 3 3 29 3 3 30 30 31 31 4 4 5 5 6 6 7 7 8 21 22 22 23 23 24 24 25 25 26 26 27 27 28 28 29 14 14 15 15 16 16 17 17 18 18 19 19 2 2 20 20 21 SLC102 1 1 10 10 11 11 12 12 13 13 3 2 1 R V C112 BLCD_D 8 BLCD_D 10 BMLCD_CS BLCD_D 12 BLCD_D 14 LED _10 LED _0 LCD_RD BLCD_D 0 BLCD_D 2 BLCD_D 4 BLCD_D 6 RESET BL_ADS BLCD_D 3 BLCD_D 5 BLCD_D 7 BLCD_D 9 BLCD_D 11 BLCD_D 13 BLCD_D 15 BLCD_...

Page 34: ...2 RF 2 2 1 EGSM RX Continuous RX ON RF Input 37 CH AMP 60dBm NORMAL CONDITION Catch the channel Yes No Check the RFS100 Pin 3 65dBm Check the DUF100 Pin 6 65dBm Check the UPL101 Pin 42 65dBm Check antenna contack Resolder or Change RFS100 Check the C101 and L107 END No No Yes Yes Yes Check the L105 Check the DUF100 Pin 15 65dBm Resolder or change DUF100 No Yes No ...

Page 35: ...1214 G G 18 PCSRX 11 19 G 2021 G G 2223 G G 24 3 G 5 G 7 DUF100 ANT 6 13 DCSRX 1 G G C114 ANT_GND L104 C115 C120 C103 C131 C185 7 0 1 L C130 R149 C109 L102 C133 L101 C123 1 G 4 G R112 RFS100 A 2 3 C L105 C112 IF_OUT SERCLK SERLE IF_OUT LO IF_REF SERDAT BAND_SEL IF_REF GSM_OUT DPCS_OUT DCS_TX_EN GSM_TX_EN TRXQP TRXIP RX_EN GSM74945_OUT TRXIN TRXQN CLK13M_RF SX_EN TX_EN DCS74945_OUT ANT 0603 0603 06...

Page 36: ...be used without Samsung s authorization 2 2 2 EGSM Tx TX ON Level 5 Battery voltage 3 8V Check the RFS100 Pin 2 32dBm No Check the DUF100 Pin 2 32dBm Check the PAM102 Pin 15 32dBm Check the RFS100 Resolder or Change DUF100 Check the PAM102 and C184 END No No Yes Yes Yes Check the OSC101 Pin 3 13MHz Check the OSC101 No Yes ...

Page 37: ...atch the channel Yes No Check the RFS100 Pin 3 65dBm Check the DUF100 Pin 6 65dBm Check the UPL101 Pin 43 65dBm Check antenna contack Resolder or Change RFS100 Check the C101 and L107 END No No Yes Yes Yes Check the L104 and C123 Check the DUF100 Pin 13 65dBm Resolder or change DUF100 No Yes No DCS or PCS PCS DCS Yes Check the UPL101 Pin 1 65dBm END Check the L103 and C119 Check the DUF100 Pin 11 ...

Page 38: ... used without Samsung s authorization 2 2 4 DCS PCS TX TX ON Level 5 Battery voltage 3 8V Check the RFS100 Pin 2 29dBm No Check the DUF100 Pin 17 29dBm Check the PAM102 Pin 19 29dBm Check the RFS100 Resolder or Change DUF100 Check the PAM102 and R114 END No No Yes Yes Yes Check the OSC101 Pin 3 13MHz Check the OSC101 No Yes ...

Page 39: ...ew and Parts List 3 1 This Document can not be used without Samsung s authorization 3 1 GPRS phone Exploded View QFR01 QCR32 QKP01 QPC01 QVK01 QME01 QAN02 QRE01 QVO01 QCR06 QBA01 QMP01 QFU01 QKP02 QLC01 QME02 QMP02 QCR32 QFL01 QCR06 QRF03 QMI01 QMI03 QCA01 QMO01 QSP01 QIF01 QRF01 ...

Page 40: ...AD MAIN GH75 08547A QKP02 MEC KEYPAD SUB GH75 08546A QLC01 ELA UNIT SGHS400I LCD MODULE GH96 02082A QME01 UNIT METAL DOME MAIN GH59 02455A QME02 UNIT METAL DOME SUB GH59 02456A QMI01 MICROPHONE ASSY SGHE340 GH30 00199A QMI03 RMO MIC RUBBER GH73 05501A QMO01 MOTOR DC SPHB2300 GH31 00181A QMP01 PBA MAIN SGHS400I GH92 02279A QMP02 PBA SUB SGHS400I GH92 02304A QPC01 MEA SLIDE FPCB KIT GH97 05325A QRF0...

Page 41: ... B GH73 05971A MPR BOHO VINYL S U R GH74 13284A MPR TAPE LED GH74 13756A MPR REMOVE TAPE LCD GH74 13804A MPR TAPE MOTOR GH74 17981A MPR SPONGE SPK GH74 17983A MPR TAPE REMOVE LCD GH74 18286A MPR TAPE PBA LEFT GH74 18565A MPR TAPE PBA RIGHT GH74 18566A MPR SPONGE MOTOR GH74 19105A MPR TAPE CHIP INSULATION GH74 19109A MPR TAPE MAIN KEY GOLD GH74 19110A MPR TAPE SIGNAL INSULATI GH74 19111A MPR TAPE C...

Page 42: ...oded View and Parts List 3 4 This Document can not be used without Samsung s authorization 3 3 1 RF Test Cable GH39 00397A 3 3 2 Test Cable GH39 00369A 3 3 Test Jig GH80 03307A 3 3 3 Serial Cable 3 3 4 Power Supply Cable 3 3 5 DATA CABLE GH39 00305A 3 3 6 TA GH44 00954A ...

Page 43: ... DIODE ARRAY SA 0504 001140 U301 TR DIGITAL SA 0504 001171 U316 TR DIGITAL SA 0601 001819 LED100 LED SA 0601 001819 LED101 LED SA 0601 001819 LED102 LED SA 0601 001819 LED103 LED SA 0601 001819 LED104 LED SA 0601 001819 LED105 LED SA 0601 001819 LED201 LED SA 0601 001819 LED202 LED SA 0601 001819 LED203 LED SA 0601 001819 LED204 LED SA 0601 001819 LED205 LED SA 0601 001819 LED206 LED SA 0601 00181...

Page 44: ...C POSI FIXED REG SA 1203 003565 UCD307 IC POWER SUPERVISOR SA 1203 003612 U312 IC DC DC CONVERTER SA 1203 003616 U311 IC DC DC CONVERTER SA 1204 002138 U314 IC MELODY SA 1205 002272 U204 IC TRANSCEIVER SA 1205 002612 U300 IC CODEC SA 1205 002613 U303 IC CODEC SA 1205 002821 UPL101 IC TRANSCEIVER SA 1404 001165 TH300 THERMISTOR NTC SA 1405 001082 V211 VARISTOR SA 1405 001082 VR100 VARISTOR SA 1405 ...

Page 45: ...1082 VR121 VARISTOR SA 1405 001082 VR122 VARISTOR SA 1405 001082 VR123 VARISTOR SA 1405 001082 VR202 VARISTOR SA 1405 001082 VR203 VARISTOR SA 1405 001082 VR205 VARISTOR SA 1405 001082 VR301 VARISTOR SA 1405 001082 VR302 VARISTOR SA 1405 001082 VR303 VARISTOR SA 1405 001082 VR304 VARISTOR SA 1405 001082 VR305 VARISTOR SA 1405 001082 VR306 VARISTOR SA 1405 001082 VR307 VARISTOR SA 1405 001082 VR308...

Page 46: ...R CHIP SA 2007 000143 R327 R CHIP SA 2007 000143 R363 R CHIP SA 2007 000143 R364 R CHIP SA 2007 000143 R376 R CHIP SA 2007 000148 R120 R CHIP SA 2007 000148 R203 R CHIP SA 2007 000148 R317 R CHIP SA 2007 000148 R334 R CHIP SA 2007 000148 R365 R CHIP SA 2007 000157 R114 R CHIP SA 2007 000157 R124 R CHIP SA 2007 000157 R125 R CHIP SA 2007 000157 R134 R CHIP SA 2007 000157 R140 R CHIP SA 2007 000157 ...

Page 47: ... R CHIP SA 2007 000162 R358 R CHIP SA 2007 000162 R374 R CHIP SA 2007 000162 R375 R CHIP SA 2007 000170 R312 R CHIP SA 2007 000170 R318 R CHIP SA 2007 000170 R328 R CHIP SA 2007 000171 C184 R CHIP SA 2007 000171 R114 R CHIP SA 2007 000171 R118 R CHIP SA 2007 000171 R119 R CHIP SA 2007 000171 R121 R CHIP SA 2007 000171 R122 R CHIP SA 2007 000171 R129 R CHIP SA 2007 000171 R130 R CHIP SA 2007 000171...

Page 48: ...R CHIP SA 2007 001217 R115 R CHIP SA 2007 001217 R209 R CHIP SA 2007 001217 R210 R CHIP SA 2007 001217 R211 R CHIP SA 2007 001217 R213 R CHIP SA 2007 001290 R126 R CHIP SA 2007 001290 R127 R CHIP SA 2007 001301 R212 R CHIP SA 2007 001301 R214 R CHIP SA 2007 001308 R106 R CHIP SA 2007 001308 R107 R CHIP SA 2007 001308 R108 R CHIP SA 2007 001308 R109 R CHIP SA 2007 001308 R110 R CHIP SA 2007 001308 ...

Page 49: ... R CHIP SA 2007 007306 R123 R CHIP SA 2007 007306 R305 R CHIP SA 2007 007306 R372 R CHIP SA 2007 007308 R323 R CHIP SA 2007 007314 R325 R CHIP SA 2007 007489 R303 R CHIP SA 2007 007528 R345 R CHIP SA 2007 007528 R347 R CHIP SA 2007 007528 R352 R CHIP SA 2007 007528 R359 R CHIP SA 2007 008117 R339 R CHIP SA 2007 008300 R104 R CHIP SA 2007 008300 R105 R CHIP SA 2007 008300 R128 R CHIP SA 2007 008419...

Page 50: ...2203 000254 C128 C CER CHIP SA 2203 000254 C139 C CER CHIP SA 2203 000254 C140 C CER CHIP SA 2203 000254 C150 C CER CHIP SA 2203 000254 C153 C CER CHIP SA 2203 000254 C180 C CER CHIP SA 2203 000254 C181 C CER CHIP SA 2203 000254 C204 C CER CHIP SA 2203 000254 C208 C CER CHIP SA 2203 000254 C212 C CER CHIP SA 2203 000254 C222 C CER CHIP SA 2203 000254 C339 C CER CHIP SA 2203 000254 C378 C CER CHIP ...

Page 51: ...C CER CHIP SA 2203 000812 C321 C CER CHIP SA 2203 000854 C124 C CER CHIP SA 2203 000854 C139 C CER CHIP SA 2203 000854 C140 C CER CHIP SA 2203 000854 C358 C CER CHIP SA 2203 000854 C359 C CER CHIP SA 2203 000854 C388 C CER CHIP SA 2203 000854 C389 C CER CHIP SA 2203 000995 C214 C CER CHIP SA 2203 001124 C112 C CER CHIP SA 2203 001153 C301 C CER CHIP SA 2203 001210 C116 C CER CHIP SA 2203 001210 C3...

Page 52: ...C CER CHIP SA 2203 005819 C399 C CER CHIP SA 2203 006048 C114 C CER CHIP SA 2203 006048 C117 C CER CHIP SA 2203 006048 C123 C CER CHIP SA 2203 006048 C124 C CER CHIP SA 2203 006048 C128 C CER CHIP SA 2203 006048 C130 C CER CHIP SA 2203 006048 C131 C CER CHIP SA 2203 006048 C133 C CER CHIP SA 2203 006048 C138 C CER CHIP SA 2203 006048 C143 C CER CHIP SA 2203 006048 C144 C CER CHIP SA 2203 006048 C1...

Page 53: ...C CER CHIP SA 2203 006053 C137 C CER CHIP SA 2203 006093 C104 C CER CHIP SA 2203 006093 C106 C CER CHIP SA 2203 006093 C397 C CER CHIP SA 2203 006123 C133 C CER CHIP SA 2203 006137 C340 C CER CHIP SA 2203 006194 C110 C CER CHIP SA 2203 006194 C111 C CER CHIP SA 2203 006194 C117 C CER CHIP SA 2203 006194 C118 C CER CHIP SA 2203 006194 C121 C CER CHIP SA 2203 006194 C182 C CER CHIP SA 2203 006194 C1...

Page 54: ...C CER CHIP SA 2203 006562 C105 C CER CHIP SA 2203 006562 C109 C CER CHIP SA 2203 006562 C112 C CER CHIP SA 2203 006562 C113 C CER CHIP SA 2203 006562 C118 C CER CHIP SA 2203 006562 C132 C CER CHIP SA 2203 006562 C135 C CER CHIP SA 2203 006562 C177 C CER CHIP SA 2203 006562 C219 C CER CHIP SA 2203 006562 C300 C CER CHIP SA 2203 006562 C302 C CER CHIP SA 2203 006562 C305 C CER CHIP SA 2203 006562 C3...

Page 55: ... CER CHIP SA 2203 006824 C332 C CER CHIP SA 2203 006824 C347 C CER CHIP SA 2203 006824 C357 C CER CHIP SA 2203 006824 C374 C CER CHIP SA 2203 006824 C375 C CER CHIP SA 2203 006825 C125 C CER CHIP SA 2203 006825 C126 C CER CHIP SA 2203 006825 C148 C CER CHIP SA 2203 006825 TA304 C CER CHIP SA 2203 006825 TA305 C CER CHIP SA 2203 006838 C121 C CER CHIP SA 2203 006838 C122 C CER CHIP SA 2203 006838 C...

Page 56: ... 001414 TA301 C TA CHIP SA 2404 001414 TA302 C TA CHIP SA 2503 001062 C101 C NETWORK SA 2503 001062 C103 C NETWORK SA 2503 001062 C105 C NETWORK SA 2503 001062 C106 C NETWORK SA 2503 001062 C107 C NETWORK SA 2503 001062 C108 C NETWORK SA 2503 001062 C112 C NETWORK SA 2703 001722 L106 INDUCTOR SMD SA 2703 001723 L107 INDUCTOR SMD SA 2703 002313 R357 INDUCTOR SMD SA 2703 002313 R360 INDUCTOR SMD SA ...

Page 57: ...R FEM SA 3301 001342 F106 BEAD SMD SA 3301 001342 F200 BEAD SMD SA 3301 001342 L100 BEAD SMD SA 3301 001342 L301 BEAD SMD SA 3301 001342 R223 BEAD SMD SA 3705 001358 RFS100 CONNECTOR COAXIAL SA 3708 002162 SLC102 CONNECTOR FPC FFC PIC SA 3708 002170 SLC101 CONNECTOR FPC FFC PIC SA 3708 002170 SLC103 CONNECTOR FPC FFC PIC SA 3709 001384 SIM301 CONNECTOR CARD EDGE SA 3710 001994 IFC102 CONNECTOR INT...

Page 58: ...300 1 0 1 C S O 0 0 2 C S O OSC300 2 0 1 M A P RFS100 SIM301 TA101 1 0 3 A T 2 0 3 A T TA303 4 0 3 A T 5 0 3 A T TA306 TA307 TA308 TA309 TH300 TP203 TP204 TP205 TP206 TP207 TP208 TP301 TP302 TP303 TP304 TP305 3 0 1 U U104 4 0 2 U 0 0 3 U U301 U302 3 0 3 U U305 8 0 3 U U309 U310 U311 2 1 3 U 6 1 3 U 7 0 3 D C U UCP201 UME202 UPL101 V211 9 0 1 R V VR112 VR113 VR301 3 0 3 R V 4 0 3 R V VR305 6 0 3 R ...

Page 59: ...F101 F102 F103 F104F105 0 0 2 F 1 0 2 D E L 2 0 2 D E L 3 0 2 D E L 4 0 2 D E L 5 0 2 D E L 6 0 2 D E L 7 0 2 D E L 8 0 2 D E L 9 0 2 D E L 0 1 2 D E L SHARP SLC101 TP201 TP209 TP210 3 0 2 U U304 U314 1 0 2 K V 0 1 1 R V 1 1 1 R V VR115 VR116 7 1 1 R V VR118 VR119 0 2 1 R V 1 2 1 R V 2 2 1 R V 3 2 1 R V VR202 VR203 VR205 VR206 VR207 8 0 2 R V 9 0 2 R V VR210 VR310 ...

Page 60: ...g s authorization 5 2 LCD D103 F105 F106 G4 PAM127 2 0 1 C L S SLC103 1 0 1 C O S SPK TP100 TP101 TP102 TP103 TP104 TP105 U100 2 0 1 U 3 0 1 U 0 1 1 U 1 1 1 U 6 2 1 U VR100 VR101 VR103 5 0 1 R V 6 0 1 R V 7 0 1 R V 8 0 1 R V 9 0 1 R V 0 1 1 R V 1 1 1 R V 2 1 1 R V 3 1 1 R V VR114 5 1 1 R V VR117VR119 VR120 2 2 1 R V 3 2 1 R V ...

Page 61: ...s may change without notice SGH S400i PCB Diagrams 5 4 This Document can not be used without Samsung s authorization CLR M R I F N O C DOWN I 0 0 1 D E L LED101 2 0 1 D E L LED103 LED104 LED105 T F E L PWR T H G I R SEND O T S UP ...

Page 62: ...SAMSUNG Proprietary Contents may change without notice This Document can not be used without Samsung s authorization 6 SGH S400i Block Diagrams 6 1 6 1 RF Block Diagram ...

Page 63: ...SAMSUNG Proprietary Contents may change without notice SGH S400i Block Diagrams 6 2 This Document can not be used without Samsung s authorization 6 2 Baseband Block Diagram ...

Page 64: ...SAMSUNG Proprietary Contents may change without notice SGH S400i Block Diagrams 6 3 This Document can not be used without Samsung s authorization 6 3 Power Block Diagram ...

Page 65: ...tronics Co Ltd Code No GH68 08068A 2006 01 Rev 1 0 ⓒ This Service Manual is a property of Samsung Electronics Co Ltd Any unauthorized use of Manual can be punished under applicable International and or domestic law ...

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