Samsung SGH-L310 Troubleshooting

9. Flow Chart of Troubleshooting

9-1. Power On

' Power On ' does not work

Yes

Check the Battery Voltage

is more than 3.4V

Yes

C323(VISA) = 2.7V?

Yes

Check the Clock at

OSC300=32KHZ

Yes

C303(+VDD_IO_LOW) &

C304(+VDD_IO_HIGH) = "H"?

Yes

No

Change the Battery

No

Check the PMU related to VINT

No

Resolder OSC300

No

Check the related circuit

C327(+VDD_GSM_CORE)

=1.8V?

Yes

Check for the clock at C123

=26MHz

Yes

Check the initial operation

Yes

END

SAMSUNG Proprietary-Contents may change without notice

This Document can not be used without Samsung's authorization

No

9-1

No

Check the +VDD_GSM_CORE circuit

Check the clock generation circuit

(related to U100)

Flow Chart of Troubleshooting

TTAB_SEM

V9.2_HGIH_OI_DDV+

V6.2_DDVA+

V9.2_PEELS_DDV+

V0.3_DS_DDV+

713C

023C

UMP_TI

nFFOMIS

NOTSR

NO_FER

TIGID

_zHK23

003PT

103PT

203PT

203C

403C

703C

803C

903C

313C

003CSO

313R

403R

503R

V2.1_LLP_DDV+

613C

9

8

1

2

6

5

5

5

5

5

C

C

T

D

D

A

N

N

D

D

1

2

3

4

5

6

7

8

9

01

11

21

31
75

B

V

V

ICSO

V

C

C

1

L

L

D

OCSO

QRI

CHKCMIS

CHSRMIS

FFOMIS/CHOIMIS

CHTSR

3OPG

2OPG

1OPG

1NERWP

2NERWP

K
2
3

SSV

N

P

K
L

C

C

SSV

S

C

S

5

6

4

7

1

1

1

1

TABV

003AT

003DZ

803R

0

5

1

8

6

7

9

5

D
D
V
1
D

D
D
V
P
C

5

5

4

4

4

4

4

T

T

D

D

D

D

A

A

D

D

D

D

B

B

V

V

V

V

2

3

V

V

P

O

I

D

D

L

003MAP

T

T

D

A

A

B

D

B

X

V

V

V

L

D

D

D

D

A

L

C

C

C

C

D

C

S

S

D

D

D

D

1

2

0

9

3

8

2

2

2

1

5

1

0

2

3

4

4

4

4

4

4

D

E

D

D

C

V

D

D

D

C

93

A

V

V

V

V

SSV

2

1

S

C

M

I

F

F

V

H

S

R

R

83

GHCV

73

NIVBSU

RUCGHC

2CER

1CER

ESNESTABV

ASIV

DNGFER

CFER

SAIBCIM

YEKNO

D

D

D

C

C

C

S

K

N

N

O

E

E

R

C

I

CTN

M

M

M

M

M

I

I

I

I

I

S

S

S

S

S

4

6

5

3

4

5

2

2

2

2

213R

63

53

43

33

323C

23

13

423C

03

92

82

72

V8.1_WOL_OI_DDV+

303C

503C

603C

013C

413C

1

2

413R

513C

003TAB

913C

813C

NI_KCAJ

NO_XUA

513R

523C

V8.1_WOL_OI_DDV+

A+

V6.2_AFH_DDV

V0.3_CCV_MIS+

V8.2_XT_XR_DDV+

V8.2_NYS_CCV+

EGRAHC_TXE_V

SUBV+

TABV

223C

V1.2_SAIB_CIM

NYEKNO

C329

S
C
1
0
7

ZD300

BH101

T
A
3

C314

0
0

C310

R407 R408
R409

C419

C
3
0
5

TABV

623C

C
3
0
6

C303
C304

C308
C307
C309
C313

613R

003L

723C

C
3
1
9

R312

C
3
1
8

C
3
2
2

C
3
2
3

C
3
2
4

PAM300

C
3

U
4
0
1

C317

1
6

OSC300

C320

TP300

R
3
1
4

R313

R
3
1
5

LCS

ADS

C
3
2
5

TP301TP302

U
2
0
1

V2.1_EROC_MSG_DDV+

R
3
1
6

U202

C326
C327

L
3
0
0

C215
C214

C
2

TP_WAI T

TP_CS0 n

SC109

9-2

SAMSUNG Proprietary-Contents may change without notice

This Document can not be used without Samsung's authorization

9-2. Initial

Flow Chart of Troubleshooting

Initial Failure

UCP200 RSTON

(TP_RSTON) is "High"?

Yes

UCP200 RSTEXTn

(TP_EXT) is "High"?

Yes

Check the 16bit data signal

&memoryCE

Yes

END

No

Check the circuit related to reset

No

Check UCP200 or change the PBA

9-3

SAMSUNG Proprietary-Contents may change without notice

This Document can not be used without Samsung's authorization

Flow Chart of Troubleshooting

002PCU

6U

NI

6V

PI

5U

NQ

5V

PQ

01D

DD

01E

UD

01B

TSTIKC

11D

LCD

9E

CSF

3L

LES

J

01A

I23KLC

61P

1KLCFR

8V

KLCM

11B

LESKLCM

61A

KLCMIS

61F

OIMIS

41F

RWPMIS

2J

KCTR

61L

LCS

51J

2LCS

41J

ADS

61K

2ADS

2H

KCT

1E

IDT

3K

ODT

3J

SMT

01P

1DXT

51V

FERV

5M

N_VDA

4L

N_1EB

4P

N_3EB

5K

N_0SC

4H

N_1SC

5N

N_3SC

4R

N_W_R_N_EO

21D

N_1SCIDP

21B

N_2SCIDP

21A

N_DRIDP

11E

N_RWIDP

1F

N_TESER

11C

N_

BBTSR

21C

N_TXETSR

41E

N_TSRMIS

3H

N_TSRT

5L

E_N_EW

9U

KCOLNU

61V

SAIBCIM

81L

NCIM

71L

PCIM

81E

1RAE

F

81

2RAE

102_PT

512R

912C

N_CIM
P_CIM

1RAE
2RAE

CS_SAIB_PT

NI_XT_XR
PI_XT_XR

NQ_XT_XR
PQ_XT_XR

DD

UD

LCD

CSF

TIGID_zHK23

KLC_FR

KLC_FER_D

KLCMIS

OIMIS

KCTR

KCT
IDT
ODT
SMT

1DXT

n1EB

B

NE_T

nEO

NOTSR

nTXETSR

TSRMIS

nE

W

022C

nTXETSR

V8.1_WOL_OI_DDV+

412R

LES_J

712R

nVDA

HSALF_n0SC

EGAMI_n3SC

V8.1_WOL_OI_DDV+

322R

122C

V9.2_HGIH_OI_DDV+

812R

LCS

ADS

MAR_n1SC

nTSRT

TP_GND

TP_TDI TP_TDO

TP_TRST

TP_TCK

TP_20 0

TP_RTCK

TP_TMS

TP_RSTON

SAMSUNG Proprietary-Contents may change without notice

This Document can not be used without Samsung's authorization

R320

R
3
1
6

U202

C326
C327

L
3
0
0

C215
C214

TP_WAIT

TP_CS0n

C211

9-4

R
3
1
9

U400

R200

C202

TP_BE200

TP_WE

R
2
0
5

C

R

R

2

2

2

2

0

1

0

3

3

C
2
2
1

C410C412

TP_EXT

U
M
E
2
0
0

R212
R214
R223

R404

TP_BURST

C
2
0
5

C
2
0
7

TP_HA400

R323
R318
C330

C210
C208C209

R308

R210

TP200

R500

ZD502

C315

ZD301

C201

TP_OE

L
5
0
3

L
5
0
4

9-3. Charging Part

Abnormal charging part

Flow Chart of Troubleshooting

Yes

Check the PAM300 pin 38

>4.9V

Yes

PAM300 pin 34(AUX_ON)

= "Low"?

Yes

Check the PAM300 pin 36

≒1.2V

Yes

END

No

No

No

Check the circuit related to

V_EXT_CHARGE

Check the circuit related to

AUX_ON signal

Resolder or replace PAM300

9-5

SAMSUNG Proprietary-Contents may change without notice

This Document can not be used without Samsung's authorization

Flow Chart of Troubleshooting

TTAB_SEM

V9.2_HGIH_OI_DDV+

V6.2_DDVA+

V9.2_PEELS_DDV+

V0.3_DS_DDV+

713C

023C

UMP_TI

nFFOMIS

NOTSR

NO_FER

_zHK23

TIGID

003PT

103PT

203PT

203C

403C

803C

703C

903C

313C

003CSO

313R

403R

503R

V2.1_LLP_DDV+

613C

6

9

8

1

2

5

5

5

5

5

C

C

T

D

D

A

N

N

D

D

1

2

3

4

5

6

7

8

9

01

11

21

31
75

B

V

V

ICSO

V

C

C

1

L

L

D

OCSO

QRI

CHKCMIS

CHSRMIS

FFOMIS/CHOIMIS

CHTSR

3OPG

2OPG

1OPG

1NERWP

2NERWP

K
2
3

SSV

N

P

K
L

C

C

SSV

C

S

S

7

4

5

6

1

1

1

1

TABV

003AT

003DZ

803R

5

0

7

6

9

8

5

5

5

4

4

4

4

4

T

T

D
D
V
1
D

D
D
V
P
C

8
1

D

D

D

D

A

A

D

D

D

D

B

B

V

V

V

V

2

3

V

V

P

O

I

D

L

D

003MAP

T

T

D

A

A

B

B

D

X

V

V

L

V

D

D

D

D

A

L

C

C

C

C

D

C

D

D

D

S

D

S

3

9

1

0

2

5

1

2

2

2

0

1

2

4

3

4

4

4

4

4

C

E

D

D

D

V

D

D

C

D
V
C
H

D

D

C

C

K

O
I

C

M

M

I

I

S

S

3

4

2

2

93

A

V

V

V

SSV

1

2

S

M
I

F

F

V

S

R

R

83

GHCV

73

NIVBSU

63

RUCGHC

53

2CER

43

1CER

33

ESNESTABV

23

ASIV

13

DNGFER

03

CFER

92

SAIBCIM

82

YEKNO

D
C
S

N

N

72

E

E

R

CTN

M

M

M

I

I

I

S

S

S

4

6

5

5

2

2

213R

323C

423C

V8.1_WOL_OI_DDV+

303C

503C

603C

013C

413C

1

2

413R

513C

003TAB

913C

813C

NI_KCAJ

NO_XUA

513R

523C

V8.1_WOL_OI_DDV+

V6.2_AFH_DDV

A+

V0.3_CCV_MIS+

V8.2_XT_XR_DDV+

V8.2_NYS_CCV+

EGRAHC_TXE_V

SUBV+

TABV

223C

V1.2_SAIB_CIM

NYEKNO

C329

S
C
1
0
7

ZD300

BH101

T
A
3
0
0

R407 R408
R409

C419

C

C

3

3

0

0

5

6

C314
C310

C303
C304

C308
C307
C309
C313

613R

TABV

003L

623C

723C

C
3
1
9

R312

C
3
1
8

C
3
2
2

C
3
2
3

C
3
2
4

PAM300

C
3

U
4
0
1

C317

1
6

OSC300

C320

TP300

R
3
1
4

R313

R
3
1
5

LCS

ADS

C
3
2
5

C326
C327

TP301TP302

U
2
0
1

V2.1_EROC_MSG_DDV+

R
3
1
6

L
3
0
0

U202

C215
C214

C
2

TP_WAI T

TP_CS0 n

SC109

9-6

SAMSUNG Proprietary-Contents may change without notice

This Document can not be used without Samsung's authorization

9-4. Sim Part

Phone can't access SIM Card

Yes

SIM300 pin 1 is "High"?

Yes

Flow Chart of Troubleshooting

No

Check the circuit related to SIM300

SIM300 pin15 (SIMCLK) is

working?

Yes

After SIM card inserted,

SIM300 pin 13(SIMRST) is

"High"?

Yes

Check the SIM Card

Yes

END

No

Check the UCP200 or Change the PBA

No

Check the UCP200 or Change the PBA

9-7

SAMSUNG Proprietary-Contents may change without notice

This Document can not be used without Samsung's authorization

Flow Chart of Troubleshooting

DMC_DS

KLC_DS

ATAD_DS

003RT

1

2

TCETED_DS V9.2_HGIH_OI_DDV+

3

6

1S

1D

5

1G

2G

4

2D

2S

323R

423R

F602 F603

TSRMIS

KLCMIS
OIMIS

F604 F60 5

H
E
A
6
0
0

C
6
0

9

F606

C607
C608

T
/
S
I
M
3
0
0

V0.3_CCV_MIS+

713R

813R

V0.3_DS_DDV+

913R

123R

023R

223R

003MIS/T

1

1

2

2

3

3

4

4

5

5

6

6

7

7

8

8

9

9

01

01

11

11

21

21

31

31

41

41

51

51

61

61

71

CN

81

CN

91

4

5

6

C

C

6

6

0

1

3

4
C

C

6

6

0

1

2

2

F601

103DZ

1

2

3

C

C

6

6

0

1

4

3

S
C

C
6
0
6
C
6
1
5

1

C

0

6
0

0

5

C503
R510
R508

C127
C142
R110

C
1
4
3

ZD504

C
1
4
4

133C

C
6
1
0
C
6
1
1

823C

923C

033C

CN

02

CN

12

CN

22

CN

32

CN

42

CN

5

2

CN

62

CN

72

CN

82

CN

OSC101

U
3

R322

0
1

R321

C331

R307

U400

R
3
1
7

C328

C329

C

C

3

3

0

0

6

5

C

C

R312

3

3
1
9

C

C
3

3

2

1

2

2

8

3

C
3

R
3

2

C

R

3

3

1

2

1

5

5

4

4

C314

9-8

SAMSUNG Proprietary-Contents may change without notice

This Document can not be used without Samsung's authorization

R
3
1
6

R320

U202

R
3
1
9

C202

R200

TP_BE200

TP_WE

9-5. Microphone Part

Microphone does not work

Check the MIC connection

Flow Chart of Troubleshooting

Yes

No

Resolder MIC

Yes

Check the circuit

from UCP200 to MIC

Yes

Check F500 PIN 8(JACK_IN)

is ' High' ?

Yes

MIC is working?

Yes

END

No

No

No

Resolder the C402, C405, R400, R402

Check the JACK_IN signal

Replace the MIC

9-9

SAMSUNG Proprietary-Contents may change without notice

This Document can not be used without Samsung's authorization

Flow Chart of Troubleshooting

V1.2_SAIB_CIM

004AT

004C

P_CIMRAE

304C

N_CIMRAE

604C

004L

104L

GIJ_1DXT

GIJ_1DXR

GIJ_NO_XUA

5

1TUO

6

2TUO

7

3TUO

8

4TUO

005F

9

1NI

2NI

3NI

4NI

DNGDNG

01

004R

204C

504C104R

204R

304R

V9.2_HGIH_OI_DDV+

205R

1

2

3

4

1DXT

1

DXR

NO_XUA

NI_KCAJ

104C

PCIMRAE

404C

NCIMRAE

704C

C
2
0
4
R
2
0
7
R
2
0
8
C
2
1
2
C
2
0
6
C
2
1

TP_BIAS_S C

9
C

2
1
3
C
4

C404

0
1

R401
C402
R400

T
A
4
0

SAMSUNG Proprietary-Contents may change without notice

This Document can not be used without Samsung's authorization

C405
R402
R403

C
4
0
7

R405 R406

U
C
P
2
0
0

C

C

C

4

4

0

0

9

8

U
4
0

C

4

4

1

1

7

8

C
4
1
4

3

9-10

C
4
1
6

C
4
1
5

R105

C216

R218
R217

L113

C203

R215

L

L

4

4

0

0

1

0
C

C

TP_HA200

4

4

0

0

0

6

C403

TP_20 1

ZD50 0

L

R

5

5

0

0

0

1

C

C

5

5

0

0

2

1

TA50 0

ZD503

L11 5

L
5
0
2

C
5
0
0

C
1
4
1

9-6. Speaker Part(Melody)

Speaker does not work

Yes

U403 pin B4 = 2.9V?

U403 pin E2, E4 ≒ 1.8V?

Flow Chart of Troubleshooting

No

Resolder or replace U403

Yes

No

Resolder or replace U403

Yes

U402 pin 3, 9 ≒ 1.8V?

(When U403 operate)

Yes

Speaker is working?

Yes

END

No

Resolder U402

No

Change the Speaker

9-11

SAMSUNG Proprietary-Contents may change without notice

This Document can not be used without Samsung's authorization

Flow Chart of Troubleshooting

TABV

MOC_KPSRAE

3

1

2

3

A

A

E

D

304U

C

D

D

514C

1RAE
2RAE

L_KPSRAE P_RFH

R_KPSRAE

604R

V9.2_HGIH_OI_DDV+

3B

5B

614C

5A

4A

504R

1E

2D

2B

1B

4B

5E

D

D

D

D

O

V

V

V

V

NIL

NIR

TUOL

TUOR

1D3PHL

1D3PHR

2D3PHL

2D3PHR

DDV_IPSC2I

LES_IPSC2I

D

D

N

N

G

G

1

3
A

D

SSAPYB

ADS

BNE_DI

D

2

1

N

C

C

N

N

G

5

2

1

D

C
4

C404

0
1

R401
C402
R400

T
A
4
0
0

C405
R402
R403

T
A
4
0
1

104AT

1C

-NI_ONOM
2C

+NI_ONOM

2E

-ONOM
4E

+ONOM

3C

4C

LCS

5C

4D

C
4
0
7

714C

814C

204AT

C
4
0
9

U
4
0
3

R405R406

U
4
0
2

C
4
0
8

414C

TABV

N_RFH

N_PMA
P_PMA

LCS
ADS

C
4
1
7

C
4
1
8

014R

P_RFH

P_KPS

C
4
1
6

01

9

8

2

2

2

N

O

M

I

N

1

2

NE_VCR

O
C

+V

1ON

1
M

1

1

C

O

N

N

C

I

3

5

4

204U

C
4
1
5

N_RFH

N_KPS

NE_VCR

7

2CN

6

DNG

N_PMA

P_PMA

C
4
1
4

R107

T
A
4
0
2

C130
C129
R106

R410

9-12

SAMSUNG Proprietary-Contents may change without notice

This Document can not be used without Samsung's authorization

C134

9-7. Key Data Input

Check Initial Operation

When one of the keys is

pressed,

is it displayed on LCD?

Flow Chart of Troubleshooting

Yes

No

Check the Dome sheet or

the KeyPBA connection with HEA601

Yes

When one of the keys is

pressed,

KBIO signal is OK?

Yes

END

No

Replace the PBA

9-13

SAMSUNG Proprietary-Contents may change without notice

This Document can not be used without Samsung's authorization

Flow Chart of Troubleshooting

V3.3_DEL_NIAM_DDV+

106AEH

1
3

9

313141
516161

V
R
6
0
0

H
E
A

2

2

4

4

6

65

8

87

01

01

21

2111

41

006RV

C

L

1

1

3

1

1

2

ZD604

)0(WOR_YEK
)1(WOR_YEK
)2(WOR_YEK

)3(WOR_YEK
)4(WOR_YEK

6

5

4

406DZ

2

7

8

3

1

L
1
1
7

Z
D
6
0
0

Z
D
6
0
2

T
A
C
6
0
0

)4:0(LOC_YEK )4:0(WOR_YEK

)4(LOC_YEK
)3(LOC_YEK
)2(LOC_YEK

)1(LOC_YE

K

)0(LOC_YEK

C137

F101

1
3
5
7
9
11

51

C126

TP_BT_ON

L111

TP_BT_RST

C133

C
1
2
8

TP_RTS100

6
0
1

NYEKNO

TR300

ZD601

9-14

SAMSUNG Proprietary-Contents may change without notice

This Document can not be used without Samsung's authorization

9-8. Back Light (for Color Main LCD)

Backlight does not work

Yes

Is LCD Contrast set on high

level in the Menu?

Yes

The HEA600 connected

correctly?

Flow Chart of Troubleshooting

No

Set LCD Contrast on high level

No

Reconnet correctly

Yes

HEA600 PIN 44 is ' High ' ?

Yes

Is Backlight working ?

Yes

END

No

No

Change the main PBA

Change the LCD

9-15

SAMSUNG Proprietary-Contents may change without notice

This Document can not be used without Samsung's authorization

Flow Chart of Troubleshooting

)0(DL

)1(DL

)2(DL

)3(DL

)4(DL

)5(DL

)6(DL

)7(DL

SC_NIAM_DCL
SR
RW_L

9

01

)8(DL

)9(DL

)01(DL

)11(DL

)21(DL

)31(DL

)4

1(DL

)51(DL

DNGDNG

4TUO

4NI

8

4

3TUO

3NI

7

3

2NI

2TUO

2

6

1NI

1TUO

1

5

606F

901

DNG

DNG

4NI

4TUO

4

8

3NI

3TUO

3

7

2NI

2TUO

2

6

1TUO

1NI

1

5

106F

4NI

4

3NI

3

2NI

2

1NI

1

4NI

4

3NI

3

2NI

2

1NI

1

9

01

901

DNG

DNG

4TUO

8

3TUO

7

2TUO

6

1TUO

5

206F

901

DNG

DNG

4TUO

8

3TUO

7

2TUO

6

1TUO

5

306F

NE_LB_DCL
TESER_DCL
TABV

LRTC_DEL

516C906C

706C

606C

506C

006AEH

1

2

2

1

4

3

4

3

6

5

6

5

7

8

8

7

9

01

9

01

1121

11

21

3141

31

41

5161

61

51

7181

71

81

91

02

91

02

1222

12

22

323242

42

525262

62

7282

72

82

92

03

92

03

1323

13

23

3343

33

43

5363

5

3

63

7383

73

83

93

04

04

93

14

24

1424

34

44

3444

54

64

5464

74

84

74

84

94

05

94

05

1525

15

25

353545

45

5565

55

65

75

9585

06

8575

95

06

806C

416C

DNGDNG

4NI

4TUO

4

8

3NI

3TUO

3

7

2NI

2TUO

2

6

1NI

1TUO

1

5

406F

019

DNG

DNG

4NI

4TUO

4

8

3NI

3TUO

3

7

2NI

2TUO

6

2

1TUO

1NI

5

1

506F

206C

216C116C

016C

)0(Y

)1(Y

)2(Y

)3(Y

)4(Y

)5(Y

)6(Y

)7(Y

V9.2_HGIH_OI_DDV+

BIV

CNYSH
CNYSV
TSR_S

TED_DCL

TCE

KLCP

KLC_M

NE_MAC_DDV

LCS_M
ADS_M
P_KPS
N_KPS

YALPSID_SMM

316C

406C

306C

F604 F605

F602 F603

H
E
A
6
0
0

C
6
0
9

C607
C608

T
/
S
I
M
3
0
0

F606

R
3
1
7

C

C

C

6

6

6

1

0

1

0

3

4

C

C

C

6

6

6

1

1

0

2

1

2

F601

C328

C

C

6

6

0

1

4

3

S
C
1

C

C

6

0

6

0
6

0

0

C

5

6
1
5

9-16

SAMSUNG Proprietary-Contents may change without notice

This Document can not be used without Samsung's authorization

9-9. Key Back Light

Main Key LED does not work

Flow Chart of Troubleshooting

Yes

U301 pin6 is "High"?

Yes

U301 pin3 = 3.3V ?

Yes

Is KeyPBA working ?

Yes

END

No

Check the UCP200 related to "VDD_KEY"

No

Resolder or Change U301

No

Change the keyPBA

9-17

SAMSUNG Proprietary-Contents may change without notice

This Document can not be used without Samsung's authorization

Flow Chart of Troubleshooting

NE_DEL_NIAM

703R

103U

6

EC

5

2DNG

4

CN

1

DDV

2

3

TUOV

TABV

V3.3_DEL_NIAM_DDV+

OSC101

U

R322
R321

C331

3
0
1

R307

C

L

1

1

2

1

5

0

C
3
1
2

C411

TP_CTS10 0

R
3

TR300

2
4

C413

C311

TP_I_IN T

113C

213C

B
A
T
3
0
0

U400

R200

C202

SAMSUNG Proprietary-Contents may change without notice

This Document can not be used without Samsung's authorization

C412

C410

R404

9-18

TP_HA400

R323
R318

C330

R308

ZD301

C315

9-10. Camera part

"Camera" function does not work

Flow Chart of Troubleshooting

Yes

Camera connected with
LCD module correctly?

Yes

Is the Camera working?

Yes

When camera Preview

mode operates, HEA600

Pin37 is ' High '?

Yes

Replace the LCD module

END

No

No

No

Reconnect the camera module

Change the camera module

Change the main PBA

9-19

SAMSUNG Proprietary-Contents may change without notice

This Document can not be used without Samsung's authorization

Flow Chart of Troubleshooting

)0(DL

)1(DL

)2(DL

)3(DL

)4(DL

)5(DL

)6(DL

)7(DL

SC_NIAM_DCL
SR
RW_L

9

01

)8(DL

)9(DL

)01(DL

)11(DL

)21(DL

)31(DL

)4

1(DL

)51(DL

DNGDNG

4NI

4TUO

4

8

3NI

3TUO

3

7

2NI

2TUO

2

6

1NI

1TUO

1

5

606F

901

DNG

DNG

4NI

4TUO

4

8

3NI

3TUO

3

7

2NI

2TUO

2

6

1TUO

1NI

1

5

106F

DNG

4NI

4

3NI

3

2NI

2

1NI

1

206F

DNG

4NI

4

3NI

3

2NI

2

1NI

1

306F

9

01

901

DNG

4TUO

8

3TUO

7

2TUO

6

1TUO

5

901

DNG

4TUO

8

3TUO

7

2TUO

6

1TUO

5

NE_LB_DCL
TESER_DCL
TABV

LRTC_DEL

706C

606C

516C906C

506C

006AEH

1

2

2

1

4

3

4

3

6

5

6

5

7

8

8

7

9

01

9

01

1121

11

21

3141

31

41

5161

61

51

7181

71

81

91

02

91

02

1222

12

22

32

324242

52

62

62

52

7282

72

82

92

03

92

03

1323

13

23

3343

33

43

5363

5

3

63

7383

73

83

93

04

04

93

14

24

1424

34

44

3444

54

64

5464

84

74

84

74

94

05

94

05

1525

15

25

35

354545

5565

55

65

06

75

9585

06

8575

95

806C

416C

DNGDNG

4TUO

4NI

8

4

3TUO

3NI

7

3

2NI

2TUO

2

6

1NI

1TUO

1

5

406F

019

DNG

DNG

4TUO

4NI

8

4

3TUO

3NI

7

3

2TUO

2NI

2

6

1NI

1TUO

1

5

506F

206C

216C116C

016C

)0(Y

)1(Y

)2(Y

)3(Y

)4(Y

)5(Y

)6(Y

)7(Y

V9.2_HGIH_OI_DDV+

BIV

CNYSH
CNYSV
TSR_S

TED_DCL

TCE

KLCP

KLC_M

NE_MAC_DDV
LCS_M
ADS_M

P_KPS
N_KPS

YALPSID_SMM

316C

406C

306C

F604 F605

F602 F603

H
E
A
6
0
0

C
6
0
9

C607
C608

T
/
S
I
M
3
0
0

F606

R
3
1
7

C

C

C

6

6

6

0

1

1

3

0

4

C

C

C

6

6

6

1

0

1

2

1

2

F601

C328

C

C

6

6

0

1

4

3

S
C
1

C

C

6

0

6

0
6

0

0

C

5

6
1
5

9-20

SAMSUNG Proprietary-Contents may change without notice

This Document can not be used without Samsung's authorization

9-11. GSM Receiver

Flow Chart of Troubleshooting

RF input : CH center freq : +67.7kHz

RX ON

Cell Power : -60dBm

Yes

F100 Pin13

≥ -65dBm

Yes

F100 1,2

≥ -68dBm

Yes

U100
pin 24 ≥ -70dBm
pin 25 ≥ -70dBm

Yes

U100 pin 4,5,6,7

≥0.2Vp_p

No

No

No

No

Resolder RFS100,C101,L100

Check F100

pin9,pin12 = L

Resolder C112, C115, L107

U100pin11,12 16,17,

29,32,33,36 ≥2.8V

pin10≥1.8V

Yes

No

No

Check ANT Switch

control circuit

Resolder F100

Check & Resolder

C116,C119,C122

and PMU Part

Yes

Check UCP200

END

Yes

Resolder U101

9-21

SAMSUNG Proprietary-Contents may change without notice

This Document can not be used without Samsung's authorization

Flow Chart of Troubleshooting

9-12. GSM Transmitter

TX ON (5Level)

Yes

F100 Pin13

≥ 30dBm

No

F100 pin10

≥ 30dBm

No

pam100 pin12

≥ 30dBm

No

pam100 pin7

≥-4dBm

No

U100 pin 4,5,6,7

≥0.2Vp_p

Yes

Yes

Yes

Yes

Yes

Resolder RFS100,C101,L100

Check F100

pin12 = H (2.6V),

Pin9 = L

Yes

Resolder or Change

C113,L109,C114

Check pam100pin

2,3,5,6,8+Vbatt

pin4, OK?

No

U100pin11,12

16,17,

29,32,33,36 ≥2.8V

pin10≥1.8V

No

Yes

No

Check ANT Switch

control circuit

Change or Resolder F100

Resolder or Change pam100

Check VBAT or PAM

control signal

Check & Resolder

C116,C119,C122

and PMU Part

No

Check UCP200

END

Yes

9-22

SAMSUNG Proprietary-Contents may change without notice

This Document can not be used without Samsung's authorization

Resolder U100

9-13. DCS Receiver

Flow Chart of Troubleshooting

RF input : CH center freq : +67.7kHz

RX ON

Cell Power : -60dBm

Yes

F100 Pin13

≥ -65dBm

Yes

F100 3,4

≥ -68dBm

Yes

U100
pin 22 ≥ -70dBm
pin 23 ≥ -70dBm

Yes

U100 pin 4,5,6,7

≥0.2Vp_p

No

No

No

No

Resolder RFS100,C101,L100

Check F100

pin9,pin12 = L

Yes

Resolder C104, C108, L105

U100pin11,12 16,17,

29,32,33,36 ≥2.8V

pin10≥1.8V

No

No

Check ANT Switch

control circuit

Resolder F100

Check & Resolder

C116,C119,C122

and PMU Part

Yes

Check UCP200

END

Yes

Resolder U100

9-23

SAMSUNG Proprietary-Contents may change without notice

This Document can not be used without Samsung's authorization

Flow Chart of Troubleshooting

9-14. DCS Transmitter

TX ON (0Level)

Yes

F100 Pin13

≥ 25dBm

No

F100 pin8

≥ 25dBm

No

pam100 pin18

≥ 25dBm

No

pam100 pin1

≤-4dBm

Yes

U100 pin 4,5,6,7

≥0.2Vp_p

Yes

Yes

Yes

No

No

Resolder RFS100,C101,L100

Check F100

pin9 = H (2.6V),

pin12 = L

Yes

Resolder or Change

L106, C111, L118, C107

Check pam100pin

2,3,5,6,8+Vbatt

pin4, OK?

No

U100pin11,12

16,17,

29,32,33,36 ≥2.8V

pin10≥1.8V

Yes

No

No

Check ANT Switch

control circuit

Change or Resolder F100

Resolder or Change pam100

Check +VBAT or PAM

control signal

Check & Resolder

C116,C119,C122

and PMU Part

Yes

Check UCP200

END

Yes

Resolder U100

9-24

SAMSUNG Proprietary-Contents may change without notice

This Document can not be used without Samsung's authorization

9-15. PCS Receiver

Flow Chart of Troubleshooting

RF input : CH center freq : +67.7kHz

RX ON

Cell Power : -60dBm

Yes

F100 Pin13

≥ -65dBm

Yes

F100 5,6

≥ -68dBm

Yes

U100
pin 20 ≥ -70dBm
pin 21 ≥ -70dBm

Yes

U100 pin 4,5,6,7

≥0.2Vp_p

No

No

No

No

Resolder RFS100,C101,L100

Check F100

pin9,pin12 = L

Yes

Resolder C100, C102, L104

U100pin11,12 16,17,

29,32,33,36 ≥2.8V

pin10≥1.8V

No

No

Check ANT Switch

control circuit

Resolder F100

Check & Resolder

C116,C119,C122

and PMU Part

Check UCP200

END

YesYes

Resolder U100

9-25

SAMSUNG Proprietary-Contents may change without notice

This Document can not be used without Samsung's authorization

Flow Chart of Troubleshooting

9-16. PCS Transmitter

TX ON (0Level)

Yes

F100 Pin13

≥25dBm

No

F100 pin8

≥ 25dBm

No

pam100 pin18

≥ 25dBm

No

pam100 pin1

≤-4dBm

Yes

U100 pin 4,5,6,7

≥0.2Vp_p

Yes

Yes

Yes

No

No

Resolder RFS100,C101,L100

Check F100

pin9 = H (2.6V),

pin12 = L

Yes

Resolder or Change

L106, C111, L118, C107

Check pam100pin

2,3,5,6,8+Vbatt

pin4, OK?

No

U100pin11,12 16,17,

29,32,33,36 ≥2.8V

pin10≥1.8V

Yes

No

No

Check ANT Switch

control circuit

Change or Resolder F100

Resolder or Change pam100

Check +VBAT or PAM

control signal

Check & Resolder

C116,C119,C122

and PMU Part

Yes

Check UCP200

Check UCP201

END

Yes

Resolder U100

9-26

SAMSUNG Proprietary-Contents may change without notice

This Document can not be used without Samsung's authorization

Flow Chart of Troubleshooting

101TNA

001TNA

3

3

1

2

1

4

2

4

5

6

5

6

1

2

3

3

2

1

5

4

4

6

6

5

111R

1CV
2CV

501C

201L

601C

001SFR

A

G

C

G

1

2

3

001R

XT_MSG
XT_SCPD

4

91

N
D
P
_

S
E
R
_

9

O
S
C
1
0
0

HTNYS_7853_NOP

301C

701C

8

2

SAIBV

LES_DNAB

TABV

001AT

81

CN

71

HOFR

61

5DDV

51

LOFR

41

TUOPMAR

31

NIPMAR

21

4DDV

11

3DDV

01

OIV

221C

AP_NOP

TCELES_EDOM

011C

901C

V8.2_XT_XR_DDV+

611C

V8.2_NYS_CCV+

321C

LES_DNAB

3

1

NEXT

NIFR_BH

4

7

TTABV

NIFR_BL

81

5

EDOM

TUOFR_BH

21

6

TUOFR_BL

PMAR

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

51

01

7161

0291

3222

3111

41

001MAP

811C

PMAR

301R

021C

V8.1_WOL_OI_DDV+

TESER_CIFR

KLC_M62

KLC_F

ER_D

421C

PI_XT_XR

NI_XT_XR

PQ_XT_XR

NQ_XT_XR

111C

601L

811L

311C

901L

801L

XT_SCPD

411C

XT_MSG

T
A
1
0
0

C109C110

C
1
0
3

S
C
1
1
0

301L

001L

001C

101C

001F

31

TNA

21

1XR_0091MSG

5

1CV

9

2XR_0091MSG

6

2CV

31XR_0081MSG
42XR_0081

MSG

11XR_009MSG

01

XT_009MSG

22XR_009MSG

8

XT_0091|0081MSG
GG

7GG41G6151

11

201R

CFA

NO_FER

401R

R

1

1

2

0

2

3

401L

501L

701L

C
1
2
3

XR 0091

XR 0081

XR 009

62

32

2252

1242

72

82

DNG

92

EDOMX

03

VIDX

C121

R
1
0
4

13

CFA

23

2DDV

33

1DDV

43

2LATX

53

1LATX

63

NEX

73

1DNG

83

2CN

93

1CN

1

C
1

C

1

1
1

6

9

V8.2_XT_XR_DDV+

911C

TESER_C

001CSO

2341

C
1
2
4

02

P

P

P

P

N

N

N

N

E

P

A

E

D

P

A

D

I

I

I

I

I

I

I

I

F

F

F

F

F

F

F

F

R

R

R

R

R

R

R

R

001U

T

K

N

O

U

N

P

L

I

E

N

P

O

C

D

I

I

Q

Q
S
_

X

S

S

B

B

B

B

3

8

2

76

4

5

SC109

201C

401C

801C

211C

511C

711C

IFR

121C

NE_FR

ATAD_FR

KLC_FR

C
1
2
0

C

S
C
1
0
1

U100

C118

L10 4 L105

C

C

1

1
0

0
0

2

S
C

F100

1
0
6

C
1
0
7

C
1
0
8

C
1
1
4

C
1
0
4

L107

C
1
1
5

C101

C
1
1
2

C117
R102

PAM100

L
1
0
8

C
1
1
3

L109

L
1
0
0

R
F
S
1
0
0

C105C106

9-27

SAMSUNG Proprietary-Contents may change without notice

This Document can not be used without Samsung's authorization

R101

L

L

1

1

0

1

6

8

Flow Chart of Troubleshooting

9-17. Bluetooth part

Bluetooth does not work

Yes

F101 pin 4 >

0dB

Yes

c125,c128

(+position) is >1.8V

c126 > 2.8V

Yes

osc101 pin is

26Mhz

Yes

Check UCP200

END

No

No

No

Resolder ANT or L112

Check & Resolder
c125,c128,c126 or

PMU Part

Resolder osc101 or c144,c143

9-28

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Flow Chart of Troubleshooting

V8.1_WOL_OI_DDV+

011L

721C

331C

LCD
DD
UD
CSF

2STR
2STC
2DXT
2DXR

001STR_PT

001STC_PT

NO_REWOP_TB

111L

8

1

9

1

7

7

1

9

J

J

A

B

H

A

C
D
D
V

8F

KCS|KLC_MCP

8E

NI_MCP

9D

TUO_MCP

8D

CNYS_MCP

9A

N_DDT_UP_XT|LCS

8A

DDT_UP_XT|ADS

6J

0MT

6H

1MT

5H

2MT

8C

N_STC_TRAU

9C

N_STR_TRAU

9B

DXR_TRAU

8B

XT_TRA

D

U

3A

1GERV

2A

2GERV

3B

NO_TB_PT

LTC_GERV

S

S

S

S

V

V

2

2

D

C

G

G

F

P

B

C

O

O

O

I

F

S

L

D

D

D

I

D

D

U

D

D

D

D

D

_

D

V

V

V

V

D

O

V

V

D
D
V

201U

S

S

S

S

S

S

S

S

S

S

S

S

S

S

V

V

V

V

V

V

V

6

5

6

5

4

2

1

E

E

F

E

E

D

D

521C

2

1

4

2

4

1

B

A

H

H

B

G

F

F

V

L

O

O

T

3

L

R

X

C

P

R

D

D

D

V

D

D

D

D

D

D

V

D

D

V

V

D

V

V

V

S

S

S

S

S

S

C

S
V

2

4

F

F

C

S

S

S

S

S

V

V

N

N

V

V

V

3

2

6

5

2

1

F

F

H

H

821C

101F

V9.2_HGIH_OI_DDV+

2

NI4TUO

DNG1DNG

621C

5B

0_OIPG|EKAW_TB

6B

1_OIPG|EKAW_TSOH

9E

3OIPG|ZER_XT|YTIROIRP_TB

6A

2_OIPG|MRIFNOC_XT|YTIVITCA_NALW

9F

4_OIPG|SUTATS

9G

DDT_UP_XT5OIPG|DP_LATX

8H

6OIPG|LTC_AP

7H

7OIPG

8J

ND_BSUH

7J

PD_BSUH

1E

NOIFR

1C

POIFR

4J

NLATX

5J

PLATX

3J

ER

S

1D

ENUTFR

4B

N_TSR

5A

NIOPL

4D

1TST

2J

PFIRTCV

241C

011R

3

731C

TSR_TB_PT

211L

711L131C

NE_TB

TNI_TB

3

TSR_TB

TIGID_zHK23

341C

2

1

4

201TNA

301TNA

101CSO

441C

C503
R510

ZD504

R508

C127
C142
R110

C

C

1

1

4

4

4

3

OSC101

U
1
0
2

C
1
2
5

L

L

1

1

1

1

7

2

C137

F10 1

C
1
3
1

C126
L11 1

C133

C
1
2
8

TP_CTS100

L
1
1
0

9-29

TP_BT_ON

TP_BT_RST

TP_RTS100

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This Document can not be used without Samsung's authorization

Flow Chart of Troubleshooting

9-18. Radio part

Radio does not work

R106, C134

>= 2.9V

Yes

Che ck UCP2 00

Yes

END

No

Resolder R106,C134 and

check the PMU p art

9-30

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This Document can not be used without Samsung's authorization

Flow Chart of Troubleshooting

V9.2_HGIH_OI_DDV+

501R

601R

701R

921

C

LNA

RNA

TNA_MF

531C

631C

931C

411L

141C

611L511L

031C

1A

TUOPC

311L

041C

3A

1OL

4A

2OL

5E

LFAV

6E

RFAV

3E

GIDFERV

5C

DNGFR

6C

2NIFR

6B

1NIFR

D

D

N

N

G

G

D

D

3

2

D

D

1

5

6

D

A

A

D

C

O

D

C

C

V

V

V
C
C
V

101U

1

2

D

D

N

N

G

G

A

A

5

5
B

D

2A

WSPOOL

1B

TROPWS

2B

XTNI

1C

NIQERF

2C

NESUB

4E

TUOXPM

6D

ETUMT

1E

ATAD

2E

KCOLC

C

C

N

N

2

1

831C

ADS

LCS

431C

TNI_MF

TIGID_zHK23

ELBANESUB

C
1

R105

R107

L113

L115

C
1
4

4
1

L
1

0

C130
C129

U101

L
1
1
4

1
6

C
1

R106

3
9

C134

C135C136C138

9-31

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This Document can not be used without Samsung's authorization

Flow Chart of Troubleshooting

9-32

SAMSUNG Proprietary-Contents may change without notice

This Document can not be used without Samsung's authorization