Samsung b5722c Service Manual

GSM TELEPHONE

GT-B5722C

GSM TELEPHONE

CONTENTS

Safety Precautions

1.

Specification

2.

Product Function

3.

Array course control

4.

Exploded View and Parts list

5.

MAIN Electrical Parts List

6.

Block Diagrams

7.

PCB Diagrams

8.

Chart of Troubleshooting

9.

Reference data

10.

Disassembly and Assembly

11. Instructions

MAIN Electrical Parts List

6.

SEC CODE Design LOC Description

0403-001688

0406-001231

0406-001286

0406-001288

0406-001293

0505-001325

0505-002207

0801-003024

D300 DIODE-ZENER

ZD409 DIODE-ZENER

ZD407,ZD502,ZD503 DIODE-TVS

D500,D501,ZD400 DIODE-TVS

ZD401,ZD403,ZD404 DIODE-TVS

ZD405,ZD406,ZD500 DIODE-TVS

ZD501,ZD504 DIODE-TVS

D100 DIODE-TVS

Q600 FET

U601 FET

U101 IC

1001-001394 1001-001546

1001-001581

1003-002047

1003-002102

1108-000294

1201-002947

1203-005728

1203-006002

1203-006025

1204-003022 1205-003288

1205-003517

1205-003662

1205-003682

1205-003853

1404-001221

2007-000137

2007-000138

2007-000140

2007-000141

2007-000143

U602 IC U401,U402,U500 IC

U100,U200,U201,U403 IC

U400 IC

U102,U600 IC

UME300 MEMORY

PAM100,PAM600 IC

PMU300 IC

U502 IC

U404 IC

U105 IC U450 IC

U104 IC

UCP600 IC-MODEM

U103 IC

UCP200 IC-MODEM

TH200 THERMISTOR

R407 R-CHIP

R100,R102,R200,R209 R-CHIP

R413,R414,R417,R505 R-CHIP

C635,R222 R-CHIP

R218,R219,R305,R401 R-CHIP

R402,R410,R411,R450 R-CHIP

R451 R-CHIP

R425 R-CHIP

6-1

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Main Electrical Parts List

SEC CODE Design LOC Description

2007-000148

2007-000149

2007-000152

2007-000159

2007-000162

2007-000164

2007-000165

2007-000170

2007-000172

2007-000758

2007-000932

2007-001292

2007-001319

2007-001333

2007-002796

2007-003015

2007-003112

2007-007193

2007-007573

2007-007589

2007-007875

2007-007981

2007-008354

2007-008780

2203-000254

2203-000278

2203-000311

2203-000386

2203-000425

2203-000438

2203-000725

R201,R203,R207,R208 R-CHIP

R212,R301,R308,R406 R-CHIP

R428,R601 R-CHIP

R220 R-CHIP

R309 R-CHIP

R423,R424,R426,R427 R-CHIP

R104,R105,R106 R-CHIP

R412 R-CHIP

R422 R-CHIP

R504,R514 R-CHIP

R101,R511,R512,R605 R-CHIP

R617 R-CHIP

R419 R-CHIP

R604,R606 R-CHIP

R303,R304,R612,R613 R-CHIP

R216,R217 R-CHIP

R108,R211,R213,R415 R-CHIP

R500,R501,R609,R610 R-CHIP

R433 R-CHIP

R103 R-CHIP

R107 R-CHIP

R603 R-CHIP

R300 R-CHIP

R221 R-CHIP

R307 R-CHIP

R306 R-CHIP

R223,R302 R-CHIP

R521 R-CHIP

C135,C212 C-CER,CHIP

C314,C607 C-CER,CHIP

C341 C-CER,CHIP

C118,C333,C336,C407 C-CER,CHIP

C409,C622 C-CER,CHIP

C500,C503,C527,C528 C-CER,CHIP

C132,C137,C203 C-CER,CHIP

C417 C-CER,CHIP

6-2

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Main Electrical Parts List

SEC CODE Design LOC Description

2203-000812

2203-000854

2203-000995

2203-001153

2203-001239

2203-003054

2203-005050

2203-005052

2203-005234

2203-005281

2203-005288

2203-005395

2203-005446

2203-005483

2203-005552

2203-006048

2203-006123

2203-006137

2203-006208

2203-006260

2203-006324

2203-006348

2203-006399

C113,C123,C143,C144 C-CER,CHIP

C214,C216,C432,C434 C-CER,CHIP

C435,C436,C504,C505 C-CER,CHIP

C623,C628,C639,C640 C-CER,CHIP

C211,C313 C-CER,CHIP

C105,C502,C608 C-CER,CHIP

C408,C410 C-CER,CHIP

C405,C406 C-CER,CHIP

C517,C518,C526 C-CER,CHIP

C111,C112 C-CER,CHIP

C626 C-CER,CHIP

C121,C124,C125,C127 C-CER,CHIP

C115,C116,C122,C145 C-CER,CHIP

C151,C152,C627,C629 C-CER,CHIP

C630,C631 C-CER,CHIP

C133 C-CER,CHIP

C129 C-CER,CHIP

C130,L102 C-CER,CHIP

C221 C-CER,CHIP

C114,C117 C-CER,CHIP

C200,C201,C204,C206 C-CER,CHIP

C208,C213,C312,C319 C-CER,CHIP

C328,C334,C345,C346 C-CER,CHIP

C403,C404,C411,C412 C-CER,CHIP

C418,C419,C450,C501 C-CER,CHIP

C522,C606,C609,C610 C-CER,CHIP

C611,C612,C618 C-CER,CHIP

C205,C207 C-CER,CHIP

C119,C131 C-CER,CHIP

C600,C602 C-CER,CHIP

C104,C138,C139,C323 C-CER,CHIP

C324,C325,C326,C332 C-CER,CHIP

C301 C-CER,CHIP

C342,C508 C-CER,CHIP

C134,C136,C140,C147 C-CER,CHIP

C148,C149,C150,C209 C-CER,CHIP

6-3

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Main Electrical Parts List

SEC CODE Design LOC Description

2203-006399

2203-006562

2203-006707

2203-006824

2203-006838

2203-006872

2203-006890

2203-007271

2203-007279

2203-007317

2404-001377

2703-001178

2703-001180

2703-001708

2703-001734

2703-001748

2703-001751

2703-002170

2703-002176

2703-002200

2703-002201

2703-002204

2703-002208

2703-002267

2703-002269

2703-002281

2703-002309

C210,C300,C302,C303 C-CER,CHIP

C305,C307,C308,C309 C-CER,CHIP

C318,C321,C330,C429 C-CER,CHIP

C510,C511,C512,C519 C-CER,CHIP

C520,C521,C523,C524 C-CER,CHIP

C601,C603,C604,C605 C-CER,CHIP

C202,C215,C219,C304 C-CER,CHIP

C317,C320,C327,C329 C-CER,CHIP

C335,C416,C433,C451 C-CER,CHIP

C513,C514,C516,C525 C-CER,CHIP

C142 C-CER,CHIP

C339,C340,C615,C616 C-CER,CHIP

C146 C-CER,CHIP

C120,C126 C-CER,CHIP

C331,C343 C-CER,CHIP

C515 C-CER,CHIP

C101,C337,C338,C344 C-CER,CHIP

C420,C421,C617,C636 C-CER,CHIP

C315,C316,C322,C632 C-CER,CHIP

TA400,TA401 C-TA,CHIP

C613 INDUCTOR

L106 INDUCTOR

L108 INDUCTOR

L107 INDUCTOR

L112 INDUCTOR

L110 INDUCTOR

L604,L605 INDUCTOR

L105 INDUCTOR

L103 INDUCTOR

L410,L412 INDUCTOR

L606 INDUCTOR

C102 INDUCTOR

C128,L104 INDUCTOR

L100,L421,L422,L600 INDUCTOR

L111 INDUCTOR

L406,L407,L409,L411 INDUCTOR

6-4

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Main Electrical Parts List

SEC CODE Design LOC Description

2703-002365

2703-002367

2703-002543

2703-003121

2703-003258

2703-003260

2703-003412

2801-004339

2801-004805

2801-004893

2901-001540

2904-001879

2904-001889

2904-001910

2904-001914

2909-001320

2911-000132

2911-000144

3301-001158

3301-001534

3301-001885

3705-001503

3708-002015

3709-001456

3709-001593

3710-002683

3711-005966

3711-006084

3711-006865

4202-001463

4302-001180

GH70-03349A

L117 INDUCTOR

C108,C619,L116 INDUCTOR

L109 INDUCTOR

C141 INDUCTOR

L607 INDUCTOR

L300 INDUCTOR

L408 INDUCTOR

OSC300 CRYSTAL

OSC600 CRYSTAL

OSC100 CRYSTAL

F500,F501,F502,F503 FILTER-EMI

F504 FILTER-EMI

F602 FILTER-SAW

F101 FILTER-SAW

F601 FILTER-SAW

F102 FILTER-SAW

F103 FILTER-LC

F600 FILTER-

F100 FILTER-

L601,L603 BEAD

L450 BEAD

L119,L120,L400,L401 BEAD

L402,L403,L505,L506 BEAD

L507,L508,L509,L510 BEAD

L602,R431,R432 BEAD

RFC600,RFS100 CONNECTOR-COAXIAL

HDC400 CONNECTOR-FPC

SIM200 CONNECTOR-CARD EDGE

CD400 CONNECTOR-CARD EDGE

IFC500 SOCKET

HEA502 HEADER

BTC300 HEADER-BATTERY

HEA500 HEADER

ANT102 ANTENNA-CHIP

BAT300 BATTERY

SC500,SC501,SC502,SC503, SC504,SC505,SC506

CLIP

Please consult the GSPN website(Samsung Portal) for the most recent version of the product's part list.

6-5

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9. Flow Chart of Troubleshooting

Power On

9-1.

OWER ON' does not work

'P

Yes

Check battery voltage

is higher than

Check VCC_SYN_2.8V

and VDD3_1.8V of U103

Check the pin1of

OSC100 produces clock

Check the pin1of U103

produces

signal

26M

3.3V

OK

pulse signal

Not OK

NotOK

Not OK

Change battery

older PMIC, U103 again

S

older OSC100 again

S

older OSC100, U103 again

S

OK

No

Is Power On working?

Yes

END

Repeat sequence

9-1

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Flow Chart of Troubleshooting

Power On

RX_TX_QN RX_TX_QP

RX_TX_IN RX_TX_IP

REF_ON_PMU

9

8

7

4

5

3

6

0

1

2

-

+

X

R

_

S

M

C

S

D

G

S

E

S

NC

U

TEST_A

TEST_B

NC

VDD_BB

Q-

Q+

I-

I+

U

U103

b

O

3

X

T

1|

+

C

U

N

6

NI

D

E

2

O

_

F

D

F

K

E

L

D

R

C

V

R

1

3

2

4

3

21

22

23

24

25

26

27

28

29

30

2

1

2

+

X

F

X

T

R

_

R

_

S

_

S

D

S

C

D

P

C

|

P

V

P

D

S

US|EGSM_TX

C D

VCO_SYN_REG

G E R

T

G

_

E

U

G

-

R

I

O

_

NI

_

D _

P

O

_

X

D

F

M

E

C

D

E

T

V

R

D

L

9

8

7

6

5

3

PA_VCTRL

TX_VCTRL

VDD_RF

VDD_LO

VDD_SYN

VDD_IO

DATA

D N G

1

0

4

10

9

8

7

6

5

4

3

2

CLK

1

C134

D_REF_CLK

BT_CLK

7

5

C124

C121

C117

C114

C112

C111

6 3 1 C

RF_EN

C137

OSC100

43

1

2

VCC_SYN_2.8V

C140

C 1 0 0

C142

1

2

C

2

1

2

1

C

1 L

C131

C101

C 1 3 4

C

C 1 2 9

1 4 6

1

0

7

R

1

3

6

C

O S

9 0 1 L

U 1

0

6 0 1 L

L 1 0 3

3

C137

1

4

0

C 1

0 0

C

T P 1 0 4

9-2

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9-2.

Flow Chart of Troubleshooting

Initial

Initial Failure

Yes

Check VDD1, VDD3=1.8V,

VDD2=2.9V and AVDD=2.6V

R 2 1 6

1

R 4 1 0

0 4 R

T A 4 0

3 0 4 C

0

of UCP200

OK

Check D_REF_13M of

UCP200

OK

END

2

7

3

C

3

2

6

5

3

5

3

C

3

4

2

3

C

R 3 0 3

C330

R 3 0 4

Not OK

R307

C341

0 4 3 C

3

0

6

R

Check U103 and POWER ON Sequence

3 4 3 C

Check PMU300

C339

L300

3

4

2

C

0

3

U

M

1 0 4 L

C328

4 3 3 C

C304

8

3

C

0

5

3

R

2 0 3 C

C329

C 3

9

0 0 3 C

8

0

1

3

C

3

7

0 3 C

P

C

8

3

0

1

3

7

C

1 0 3 C

C331

O S

C 3 0 0

C

3

0

2

3

2

C

9-3

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6 3 3 C

3 3 3 C

Flow Chart of Troubleshooting

VDD_TSP_3.0V

AVDD_HFA_2.6V

VDD_IO_HIGH_2.9V

VDD_USB_3.3V

V_EXT_CHARGE

C333

OSC300

C336

MES_BATT

AMP_SPK_P AMP_SPK_N

EAR1_M EAR2_M

SPK_N SPK_P

2

1

C319

C323

C325

R302

C324

C326

REF_ON_PMU

PWREN2

C342

R300

C327

TP323

C337

C338

C308

C300

C302

C304

C317

C320

C339

VBAT

C340

R306

VDD_SD_3.3V

VDD_IO_LOW_1.8V

VDD_PLL_1.2VMOT_3.3V

AVDD_2.6V

VCC_SYN_2.8V

VDD_RX_TX_2.8V

C332

L300

C341

BAT300

VDD_GSM_CORE_1.275V

C343

C301

C303

C305

C307

C309

S U B V +

1

8

2

1

2

9

1

E

D

B

C

D

E

C

T

S

B

D

T

D

T

A

V

A

1

2

B

3

B

D

PMU300

4

D

N

G

A

1

6

1

M

G

M2

IN1

C3

IN2

B4

IN3

B10

IN4

B8

IN5

K6

IN6

K12

IN7

L5

IN8

M10

IN9

J5

INA1

H6

INA2

J7

INB1

H8

INB2

K8

C1N

L9

C1P

H12

OUTN

L11

OUTP

F12

CHGIN

F10

CHGINB

H2

XIN

J1

XOUT

C9

PWREN1

E5

PWREN2

G9

TEST1

J9

TEST2

2

6

5

3

5

7

9

1

E

B

C

A

D

2

S

D

U

D

V

B

V

5

V

1

6

V

P

C

O

G3

I

F

D

L

D

L

H

REC1B

R

G7

REC2B

M4

HPL

L3

HPR

F2

MICBIAS

H10

RXINN

K10

RXINP

F4

SIMOFFB

C7

SIMVCC

B12

USBLDO

D10

VL

C330

K4

VBIAS

G1

VISA

E3

VSAVE

H4

CLK32K

D4

IRQB

E7

SCL

D6

SDA

L1

LX

J3

FB

C334

F8

REFBP

F6

ONKEYB

G5

RESETB

1

3

2

D

N

S

C

G

S

G

N

V

N

P

1

8

2

7

1

2

1

L

K

M

J

C322

C328

C331

C318

TP_PMU_INT_M

R304

R305

R303

TP324

C321

C329

32KHz_DIGIT

PMU_INT_M

SCL

SDA

ONKEY_N

RSTON

AUX_ON JACK_IN

MIC_BIAS_2.15V

EARSPK_L EARSPK_R

SIMOFFn SIMVCC_M

+VBUS_DETECT

C335

R307

9-4

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Flow Chart of Troubleshooting

V

9-3. S

IM Part

Insert SIM" is displayed on the LCD

"

The voltage is

at the pin#1 SIM3

Pin#11 CD400

Yes

Is there any signal pin

Pin#13,15,16 CD400

#2,3,4

of SIM3

Yes

3.0V

00,

00

No

Check U200,U210,R200,R209

No

Check U200, PMU300

?

SIM_VCC_1

R203

C214

Check the SIM Card

END

DD_USB_3.3V

R200

SIM_VCC_1

SIM200

6

11

5

5 4

7GG89

GG

10

33

22

C215

C216

4

5 0 0 1

SIM_RST_1 SIM_CLK_1SIM_IO_1

SIMIO_M

SIM_IO_1

SIMIO_S

SIM_SEL

SIMCLK_M

SIM_CLK_1

SIMCLK_S

14

13

15

16

A M O C

1

NCA

2

A-B_IN

3

NOB

4

COMB

5

D

A

C

O

N

C

N

V

U200

D

B

N

C

G

N

6

7

12

COMD

11

NOD

10

C-D_IN

9

NCC

C

M O

O

C

N

8

SIMVCC_S

SIM_VCC_1

SIMVCC_M

SIMRST_S

SIM_RST_1

SIMRST_M

C202

9-5

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Flow Chart of Troubleshooting

9-4.

Microphone Part-Phone MIC

Phone MIC does not work

Yes

Check the connection

of MIC

OK

Check MIC_BIAS_2.15V When UCP200 operates

(

and call is connected

Check thecomponents

which are connected to

MIC_BIAS_2.15V

)

OK

Not OK

older MIC again

S

Check Pin#F2 of PMU300

Solder TA400,TA401,R401,

R402,R417 again

OK

Check the circuit

of MIC PART

OK

Is Phone MIC working?

Yes

END

Not OK

No

older L421,L422,L400,L403 again

S

Replace MIC

9-6

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MIC400

N

P

Flow Chart of Troubleshooting

ZD400

L400

L421

1

2

L422

2

ZD401

MIC_BIAS_2.15V

C405

L403

C406

MIC_IN_

MIC_SEL_P_M

MIC_SEL_N_M

TA400

TA401

R401

C403

C411

R410

MIC_BIAS_2.15V

R402

R406

C407

R431

C401

L401

MIC_P_M

C408

MIC_N_M

C413

C402

C409

L402

R432

MIC_P_S

C410

MIC_N_SMIC_SEL_N_S

C414

MIC_SEL_P_S

C404

R407

C412

R411

9-7

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Flow Chart of Troubleshooting

9-5.

Microphone Part-Earphone MIC

Earphone MIC does not work

Yes

Check the connection

of IFC500

OK

Check JACK IN is low

when ear jack is inserted.

OK

Not OK

NotOK

older pin

S

older IFC500, L505, L508 again

S

of IFC500 again

3, 4

Check MIC_BIAS_2.15V

When U200 operates

( and call is connected

OK

Check the circuit

of EAR MIC

Is Earphone MIC working?

END

)

OK

Yes

Not OK

No

Check Pin#F2 of PMU300

older R413, R417 again

S

Repeat the sequence

9-8

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MIC_BIAS_2.15V

N

P

R413

Flow Chart of Troubleshooting

MIC_BIAS_2.15V

MIC_SEL_N

EARMIC_N

EARMIC_P

MIC_SEL_P

IFC500

1 2 3 4 5 6 7 8

9 10 11 12 13 14 15 16 17 18 19 20 NC NC NC NC NC NC NC

1 2 3 4 5 6 7 8 9 10 11 12

13 14 15 16 17 18 19 20 21 22 23 24 25 26 27

V_EXT_CHARGE

VBAT

C507

C418

1

2

VCC

1S1

R511 R512

C508

0 1

2

1 S

D

2

STG5223QTR

U401

1 L

1

E S

D

3

TXD1_J RXD1_J AUX_ON_J

+VBUS_J USB_D-_J USB_D+_J

TP401

MIC_SEL

8

9

2 L E S

7

2S2

6

GND

2 S 1

4

5

MIC_IN_N

MIC_IN_P

MIC_SEL_N

MIC_SEL_N_M

MIC_SEL_P_M

MIC_SEL_P

R417

1

2

VCC

1S1

0 1

1

2

S

D

2

STG5223QTR

U402

1

L

1

E

S

D

3

TP402

MIC_PATH_SEL

8

9

2 L E S

7

2S2

6

GND

2 S 1

4

5

MIC_SEL_N_S

MIC_SEL_P_S

C419

VDD_USB_3.3V

R504

R514

C504

C505

FM_ANT

EARSPK_R

EARSPK_L

EAR_SWITCH JACK_IN

TXD1

RXD1

AUX_ON USB_D+ USB_D-

+VBUS

ZD500

ZD501

L505

L508

C500

EARMIC_

C502

EARMIC_

C503

6

ZD502

VDD_IO_HIGH_2.9V

R502

L506

L507 L509

1

3

4

5

2

6

ZD503

3

1

4

5

2

9-9

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Flow Chart of Troubleshooting

9-6.

Earphone Part

Earphone does not work

R303, R304 and PMU300

Yes

Check the circuit

of IFC500

OK

Check the voltages of

R502 are

Check the circuit

2.9V

OK

Not OK

older pin

S

L507, L509 again

,

older R503 again

S

older R303 and R304 again

S

5,6,7

of IFC506

OK

Is JACK_INT signal LOW?

When UCP200 operate

(

Check EAR SW

s)

Yes

Ok

No

Not OK

No

Check PMU300 or Change PMU300

older Jack_IN again

S

Solder R503 again

END

9-10

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V_EXT_CHARGE

N

P

Flow Chart of Troubleshooting

IFC500

VDD_USB_3.3V

R504

R514

FM_ANT

ZD500

L505

C500

EARMIC_

EARSPK_R

EARSPK_L

EAR_SWITCH JACK_IN

TXD1 RXD1

AUX_ON USB_D+ USB_D-

+VBUS

C505

C504

C301

C303

C305

L508

ZD501

VDD_SD_3.3V

VDD_IO_LOW_1.8V

VDD_PLL_1.2VMOT_3.3V

C502

EARMIC_

C503

4

2

VDD_IO_HIGH_2.9V

3

1

R502

VBAT

TXD1_J RXD1_J AUX_ON_J

1

2

3

4

5

6

7

8

9

10

11

12

13

14

15

16

17

18

19

20

21

NC

22

NC

23

NC

24

NC

25

NC

26

NC

27

NC

VDD_TSP_3.0V

AVDD_HFA_2.6V

C507

R511 R512

C508

+VBUS_J USB_D-_J USB_D+_J

6

ZD502

L506

L507 L509

5

1

4

3

6

5

2

ZD503

C300

C302

C304

VDD_IO_HIGH_2.9V

V_EXT_CHARGE

C333

OSC300

C336

VDD_USB_3.3V

AMP_SPK_P AMP_SPK_N

2

1

EAR1_M EAR2_M

SPK_N SPK_P

MES_BATT

C307

C308

C317

R300

R302

C319

C323

C324

C325

C326

C327

REF_ON_PMU

TP323

PWREN2

C337

C342

VBAT

C320

1

2

1

8

9

1

E

D

B

C

D

E

C

T

S

D

B

D

T

D

T

A

T

V

A

3

1

2

4

A

B

M2

B

D

B

IN1

C3

IN2

B4

IN3

B10

IN4

B8

IN5

K6

IN6

K12

IN7

L5

IN8

M10

IN9

J5

INA1

H6

INA2

J7

INB1

H8

K8 L9

H12

L11

F12 F10

H2

J1

C9 E5

G9

C339

C338

J9

C340

INB2

C1N C1P

OUTN OUTP

CHGIN CHGINB

XIN XOUT

PWREN1 PWREN2

TEST1 TEST2

PMU300

D N

G

A

1

6

1

M

G

S U B V +

2

1

7

5

9

5

6

3

1

E

A

C

B

A

D

A

2

S

D

U

D

V

B

V

6

1

5

V

P

C

O

G3

I

F

L

D

L

H

REC1B

R

G7

REC2B

M4

HPL

L3

HPR

F2

MICBIAS

H10

RXINN

K10

RXINP

F4

SIMOFFB

C7

SIMVCC

B12

USBLDO

D10

VL

C330

K4

VBIAS

G1

VISA

E3

VSAVE

H4

CLK32K

D4

IRQB

E7

SCL

D6

SDA

L1

LX

J3

FB

C334

F8

REFBP

F6

ONKEYB

G5

RESETB

3

1

2

D

N

S

C

G

S

P

V

N

1

8

2

7

2

1

L

K

M

J

C335

C309

C318

AUX_ON JACK_IN

MIC_BIAS_2.15V

R303

R304

R305

C322

C328

C331

TP_PMU_INT_M

C321

TP324

C329

32KHz_DIGIT

PMU_INT_M

SCL

ONKEY_N

RSTON

SDA

EARSPK_L EARSPK_R

SIMOFFn SIMVCC_M

+VBUS_DETECT

AVDD_2.6V

VCC_SYN_2.8V

VDD_RX_TX_2.8V

C332

BAT300

L300

R306

C341

R307

VDD_GSM_CORE_1.275V

C343

9-11

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