Samsung SGH-S5600B, GT-S5600B TSHOO

9. Flow Chart of Troubleshooting

9-1-1.

Power ON

Power On' does not work

'

Check the current consumption

Yes

Current consumption

Check the Vbat Voltage

Voltage

Pin#3 of D400 is high?

>= 100

mA

Yes

>=3.3V

Yes

Yes

No

No

Download again

Charge the Battery

No

Check D400

Check the PMIC output

voltage(C403, C404,

C419, C423, C427,

C428

)

Yes

Check Pin#3 of OSC200

is

MHz?

19.2

Yes

Check the initial operation

END

No

No

Check U400

Check the clock generation circuit

related to OSC200

(

)

9-1

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Flow Chart of Troubleshooting

SUBV_BSU

NOM_TTAB

204C

TTABV

2S_FR_GERV

904C

014C

504R

CMM_GERV

EMSM_GERV

MISU_GERV

124C

024C

914C

434C

HCUOT_DDV

ROTOM_GERV

224C

TB_GERVOXCT_GERV

524C

424C

324C

PMSM_GERV

XTFR_GERV

AMSM_GERV

724C

624C

924C

824C

314C

414C

234C

L_HPH

4C

03

R_HPH

534C

NO_ENIL
PO_E

NIL

314R

L_RAE_BSU
R_RAE_BSU

N_KPS
P_KPS

714R
M_D_BSU
P_D_BSU

814R

TTABV

604C

T

A

B

A

N

E

_

_

_

O

T

T

C

D

M

T

T

_

A

T

T

A

A

V

T

T

B

B

A

A

1NI

B

B

2NI
3NI
4NI
5NI
6NI
7NI
8NI
9NI

01NI
11NI
1VNI
2VNI

1TUO
2TUO
3TUO
4TUO
5TUO
6TUO
7TUO
8TUO
9TUO

01TUO
11TUO
21TUO
31TUO
41TUO

1NI_ENIL
2NI_ENIL
3NI_ENIL

334C

4NI_ENIL

N_TUO_ENIL
P_TUO_ENIL

N_NI_ECIOV
P_NI_ECIOV

634C

N_PB_RKPS
P_PB_RKPS

734C

NC
PC

L_SH
R_SH

414R

514R

N_SL
P_SL

614R

ND_BSU
PD_BSU

2

1

1

D

D

D

D

N

N

N

N

G

G

G

G

A

A

D

P

SUBV_BSU 2S_FR_GERV

704C

404R

B

B

A

_

_

_

S

S

C

U

U

A
V

B

B

1BF

V

V

2BF
3BF

1XL
2XL

004U

3XL

OIDUA_FER
TUO_FER
CIMP_FER

KLC_MIS
ATAD_MIS
OI_MIS
TSR_MIS

NI_OXCT
TUO_OXCT

NIOCV
GHCIV

NIX
TUOX

NI_KLC

ZHK23N

NI_TSR

NE_PMA
NE_3KCUB
NE_5ODL
NE_6ODL
NE_31ODL

DLOHRWP
NORWP
RWPFH

LV
0ES
TAD
LCS
ADS

GEN
QRIN
EON
TESERN

CN
CN

5

4

3

2

D

D

D

D

N

N

N

N

G

G

G

G

P

P

P

P

934C

CMSM_GERV

004C

104L

004L

CIMP_KLC_MIS

OI_MIS

CIMP_OI_MIS

SR_MIS

CIMP_T

OXCT

GHCIV

KLC_MIS

NI_LATX_PEELS

TSR_MIS

NE_PMA

NE_5ODL

NO_ENOHP

OES_BSU
TAD_BSU

TNI_CIMP

N_EO_BSU
N_TSR_MP

004R

104R

304C

604R

TUO_OXCT

704R

LCS_C2I_MP
ADS_C2I_MP

PMSM_GERV

024R

124R

404C

TUO_FER

114C

514C

214C

TUO_OXCT_TB

614C

134C

834C

714C

214R

J

NO_GAT

004Q

TJ

914R

104C

204R

FI_NO_GA

204L

304R

804R

814C

004D

504C

2S_FR_GERV

004TAB

904R

DLOH_SP

WS_TOOB

014R

3S_FR_GERV

304L

804C

NE_OXCT_TB

114R

9-2

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Flow Chart of Troubleshooting

9-1-2.

Charging Part

Initial Failure

Check the Battery&TA

5.0V @

High@C417

Is charging working?

Yes

Yes

C605

Yes

Yes

Yes

?

?

?

No

No

No

Reinsert the Battery&TA

if it has some problem, it is to be replaced.)

(

Check the U400

Replace the U400

Check the IFC600

END

9-3

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Flow Chart of Troubleshooting

9-1-3.

Sim Part

Insert SIM is displayed on the LCD

"

Yes

Check the SIM connector's

SIM

(

Check the voltage at pin#1

pin#2,#3,#4 of SIM

connection to

400)
SIM card

Yes

of SIM

400 >= 3.0V ?

Yes

Is there any signals

400 ?

No

No

No

Resolder or change SIM

Check the U400

Check the U400

400

Yes

Check the SIM Card

END

9-4

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Flow Chart of Troubleshooting

A

Microphone Part-Main MIC

1-4.

9-

Microphone does not work

Yes

Check the connection

of MIC(MIC

500)?

Yes

Check the reference voltage on MAIN-MIC path

Yes

TA300

1.8V @

?

Yes

Check the circuit

of Main MIC PATH

?

Yes

Is microphone working

?

Yes

END

S

IBCIM

No

No

No

No

Resoldamicrophone

Check UCP300

Resolder L503, L509, C508, C509

Check the path around MIC_BIAS circuit

or replaceamicrophone

NWOD_PCIM

DNG_NWOD_CIM

N_1CIM

DNG_PU_CIM LES_CIM

905L

415C

905C

225C

SAIBCIM

005R

005U

DNG_NWOD_CIM

705C

815C

805C

125C

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005CIM

TUO

2DNG
1DNG

REWOP

305R

305L

P_1CIMLES_CIM

325C

PU_PCIM

NWOD_PCIM

9-5

Flow Chart of Troubleshooting

9-1-5.

Microphone Part-Sub MIC

Microphone does not work

Yes

Check the connection

of MIC(MIC

Check the reference voltage on Sub-MIC path

1.8V @

Check the circuit

of Sub MIC PATH

Is microphone working

END

501)?

Yes

Yes

TA300

Yes

Yes

Yes

?

?

?

No

No

No

No

Resoldamicrophone

Check UCP300

Resolder L500, L502, L503, C508, C509

Check the path around MIC_BIAS circuit

or replaceamicrophone

SAIBCIM

PU_PCIM

DNG_NWOD_CIM

N_1CIM

DNG_PU_CIM LES_CIM

905C

205L

205C

SAIBCIM

005R

005U

005L

DNG_PU_CIM

305C

505C

705C

815C

805C

125C

105CIM

TUO

2DNG
1DNG

REWOP

405R

305L

P_1CIMLES_CIM

325C

PU_PCIM

NWOD_PCIM

9-6

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Flow Chart of Troubleshooting

-1-6.

9

Microphone Part-Earphone MIC

There is no sound(VOICE)from the Earphone

Yes

Is the Headset O.K?

I

Yes

Check the reference voltage on Ear-MIC path

Yes

TA300

1.8V @

Is there any signals at

L506

Check the IFC600

?

Yes

Yes

No

No

No

Change the Headset

Check UCP300

Check the path

Earphone MIC path.

around MIC_BIAS circuit or

Yes

END

SAIBCIM

105R

025C

005AT

205R

CIMRAE_BSU

DNG_NWOD_CIM

N_1CIM

DNG_PU_CIM LES_CIM

605L

605C

515C

SAIBCIM

005R

705C

905C

005U

315C

715C

815C

805C

125C

P_2CIM

115C

N_2CIM

305L

P_1CIMLES_CIM

325C

PU_PCIM

NWOD_PCIM

9-7

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Flow Chart of Troubleshooting

V

9-1-7.

P_VCR

N_VCR

Receiver Part

There is no sound from the Receiver

Is there any signals at L800

and L801

Is the terminal of Receiver

O.K

END

Yes

Yes

?

Yes

008L

108L

No

?

No

Resolder L800 and L801

or Check the UCP300

Replace the Receiver

CR

508C608

C

8

7

0

0

8

8

D

D

Z

Z

9-8

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Flow Chart of Troubleshooting

-1-8.

9

Speaker Part

There is no sound from the Speaker

Is there any signals at C435

Is there any signals at L80

Is the terminal of Speaker

and C436

and L80

O.K

?

END

Yes

Yes

3?

Yes

Yes

No

?

2

No

No

Resolder C435 and C436

or Check the UCP300

Resolder L802and L80

or Check the U400

Replace the Speaker

3

9-9

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