C:Documents and Settingsxw41 - Схемы и сервисные …trm2007.narod.ru/diagrams/mobile/samsung/SGH-E720_… · · 2013-04-08Freq. Band[MHz] Uplink/Downlink 890~915

GSM TELEPHONESGH-E720

GSM TELEPHONE CONTENTS

1. Specification

2. Flow Chart of Troubleshooting

3. Exploded Views and Parts List

4. Electrical Parts List

5. PCB Diagrams

6. Block Diagrams

SAMSUNG Proprietary-Contents may change without notice

1. SGH-E720 Specification

1-1

This Document can not be used without Samsung's authorization

1-1. GSM General Specification

GSM900Phase 1

EGSM 900Phase 2

DCS1800Phase 1

PCS1900

Freq. Band[MHz]Uplink/Downlink

890~915935~960

880~915925~960

1710~17851805~1880

1850~19101930~1990

ARFCN range 1~1240~124 &975~1023

512~885 512~810

Tx/Rx spacing 45MHz 45MHz 95MHz 80MHz

Mod. Bit rate/Bit Period

270.833kbps3.692us

270.833kbps3.692us

270.833kbps3.692us

270.833kbps3.692us

Time SlotPeriod/Frame

Period

576.9us4.615ms

576.9us4.615ms

576.9us4.615ms

576.9us4.615ms

Modulation 0.3GMSK 0.3GMSK 0.3GMSK 0.3GMSK

MS Power 33dBm~13dBm 33dBm~5dBm 30dBm~0dBm 30dBm~0dBm

Power Class 5pcl ~ 15pcl 5pcl ~ 19pcl 0pcl ~ 15pcl 0pcl ~ 15pcl

Sensitivity -102dBm -102dBm -100dBm -100dBm

TDMA Mux 8 8 8 8

Cell Radius 35Km 35Km 2Km -


SGH-E720 Specification

1-2


1-2. GSM TX power class

TX Power

control levelGSM900

5 33±2 dBm

6 31±2 dBm

7 29±2 dBm

8 27±2 dBm

9 25±2 dBm

10 23±2 dBm

11 21±2 dBm

12 19±2 dBm

13 17±2 dBm

14 15±2 dBm

15 13±2 dBm

16 11±3 dBm

17 9± 3dBm

18 7±3 dBm

19 5±3 dBm

TX Power

control levelDCS1800

0 30±3 dBm

1 28±3 dBm

2 26±3 dBm

3 24±3 dBm

4 22±3 dBm

5 20±3 dBm

6 18±3 dBm

7 16±3 dBm

8 14±3 dBm

9 12±4 dBm

10 10±4 dBm

11 8±4 dBm

12 6±4 dBm

13 4±4 dBm

14 2±5 dBm

15 0±5 dBm

TX Power

control levelPCS1900

0 30±3 dBm

1 28±3 dBm

2 26±3 dBm

3 24±3 dBm

4 22±3 dBm

5 20±3 dBm

6 18±3 dBm

7 16±3 dBm

8 14±3 dBm

9 12±4 dBm

10 10±4 dBm

11 8±4 dBm

12 6±4 dBm

13 4±4 dBm

14 2±5 dBm

15 0±5 dBm


2. SGH-E720 Flow Chart of Troubleshooting

2-1


2-1.Baseband2-1-1. Power ON

'Power ON' Does not work

Check the current consumption

Current consumption≥100mA ?

Check the V bat. voltage

Down load again

Voltage ≥ 3.3V ?

Check the pins of U401

C415 ≥ 1.8V ?

Check the Initial operation

END

C418 and C419 = 2.8V?

Charge the Battery

Check the clock generation

circuit (OSC101, F100 pin#4)

Check the clock signal

at pin #3 of OSC101

Freq.=13MHz,Vrms ≥300mV

Check U401 and C420

Check U401 and C415

NO

NO

NO

NO

NO

NO

YES

YES

YES

YES

YES

YES

C420=1.5V?


SGH-E720 Flow Chart of Troubleshooting

2-2


BOARD_HOLE

G2

G3

JTAG

TRIDENT HP

G1

G4

RST

DSP_TD

ODSP_TD

IDSP_TM

SDSP_TC

KDSP_R

WN

VBAT

JIG_ON

SDS_R

XDSDS_TXD

ANT

USB_5V

USB_D+

USB_D-

SPK1P

SPK1N

MIC+

MOT

MIC-

C205

R207

V201

CN506

11

151516

16

VCCD

2

Q200

1

3 2

2

282829

29

33

303031

31

44556

6

ANT

32

D+910

D-

F-WE

22

GND7

GND

2425HP/PO

WERMIC+1314

MOT+

RXD

26

SPK+

1112SPK

-

21TCK

C207

19TDI

TDO

18

TMS

20 17TRST

27TXD

C217

23V_B

ATT

C211

8V_B

US

C22 1

VCCD_1_8

C22 0

F200

4Y

VCCD

U204

2A

1B

3 GND

5VCC

C223

C222

OSC201

VCCD_1_5

C206

100K

R241

VCCD_1_8

R243

R209

R208

C202

R242

C208

C201

C204

C216

VRTC

H11VSS8H12VSS9

R11VSSA_D

VSSA_U F18

X1RTCH19X2RTCF19

VSS14M9VSS15

VSS16 M10VSS17 M11

M12VSS18

VSS2 A18VSS3 G8VSS4 G9VSS5 H8

H9VSS6H10VSS7

C1C14VDD_IO_1P8_6D9VDD_IO_1P8_7D18VDD_IO_1P8_8

VDD_IO_1P8_9 F1

VRTC G18

A2VSS1

J12VSS10VSS11 K8

L7VSS12VSS13 L8

M8

P1VDD_IO_1P8_12T18VDD_IO_1P8_13

VDD_IO_1P8_14 U1VDD_IO_1P8_15 U5

U12VDD_IO_1P8_16W8VDD_IO_1P8_17W18VDD_IO_1P8_18

VDD_IO_1P8_2 B6VDD_IO_1P8_3 B12

B16VDD_IO_1P8_4VDD_IO_1P8_5

B8VDD_CORE2 B13

G2VDD_CORE3H18VDD_CORE4

VDD_CORE5 M2VDD_CORE6 N18VDD_CORE7 V7VDD_CORE8 V13

VDD_IO_1P8_1 B4

L4VDD_IO_1P8_10L16VDD_IO_1P8_11

V14TDO

T12

TEST1U15T14

TEST2TEST3

V16

W14TMSTRSTN R12

TX0M3

K7 TX1

T11VDDA_D

F17VDDA_U

VDD_CORE1

T2 SIMIO

SPCLK0R3

M18

SPCLK1_PIO

18

T3 SPFS0

N15

SPFS1_PIO15

R4 SPRXD0

SPRXD1_PIO

17M17

U2 SPTXD0_I2SD

N16

SPTXD1_I2SD

_PIO16

TCK

U14

TDI

PIO43_MCI_DAT0_EN

J16PIO

47

PWM1_PIO46G5RESTN G15

RIO_PIO01P3

RTCALARMNH17

N2 RTS0_PIO04

RWN

V6

M1 RX0_IRQ28

L6 RX1_IRQ28

SIMCLKP4

R13

U18

PIO33

PIO34

R14

PIO35_A

_A25_B

OOTSEL

F2F16 PIO36_USB_OENE17 PIO37_USB_DATA

PIO38_MCI_CLKJ15

L14 PIO39_MCI_CMD_ENPIO40_MCI_DAT_ENM14

R16 PIO41_IRDATXPIO42_IRDARXR17

N14

K13 PIO21_MCI_DAT0PIO22_MCI_DAT1L12

L13 PIO23_MCI_DAT2L15 PIO24_MCI_DAT3

V19 PIO25U16 PIO26

PIO27U19PIO28W17

E14PIO

30_WAITN

P12PIO

31_IRQ6

PIO32

P16

PIO07_USB_SUSPB19

PIO08_MCI_CMDJ13

C19 PIO09_USB_VPI

PIO10V17

PIO11_USB_VMIC18D17 PIO12_USB_VPOE16 PIO13_USB_VMO

P5 PIO14_SIMRST

P15 PIO19_PWRKEEPPIO20_SYSCLKREQP19

J5KEYBRD3J4

J8 KEYBRD4KEYBRD5H6

H4 KEYBRD6KEYBRD7H1KEYBRD8H3

G6 KEYBRD9

1NC12NC2

G16 OSC32OUT

PIO00_IR

Q5

IOBIT0_PIO

05V12N11

IOBIT1_PIO

06

IRQ1

M16

M19

IRQ2

IRQ3

P17IRQ4

P18

J7 KEYBRD0KEYBRD1J6

KEYBRD10G4KEYBRD11_PSW1_BUFH2

KEYBRD2

D_D2

D_D3

T7 R8D_D4

V8D_D5

U8

D_D6

D_D7

T8 T9D_D8

D_D9

R9

FLASHRSTN

H14

T15INT0IO

W6

D_A6

N6

D_A7

R6

D_A8

D_D0

U6

D_D1

T6 P8D_D10

P9D_D11

N8

D_D12

N9

D_D13

D_D14

N10

D_D15

P11

R7

M6 CTS0_PIO29N5 DCD0_PIO44

P2 DSR0_PIO02DTR0_PIO03N4

V1D_A0

W2

D_A1

W3

D_A2

V3D_A3

D_A4

U4

D_A5

T5 V4

A_D4

F11A_D5

E11A_D6

A_D7

G12

A_D8

D1 1

A_D9

E12

A_OEN

B14D14

A_W

EN

W12CKI

N12

CKO_IA

CK

T17CPTSTSTO

P_CKO

B17

A8A_D0

A_D1

E9

C12

A_D10

A_D11

A12F12

A_D12

D12

A_D13

E13A_D14

D13

A_D15

A_D2

F9A_D3

G10

G11

A_A9

C2

H16

A_BE0N

A_BE1N

A17

A14

A_CS0N

C15

A_CS1N

A_CS2N

G14

A_CS3N

J14A_CS4N

D15C16

A_CS5N

F15A_CS6N

A_CS7N

A_A20

A_A21

E3A_A22

F5A_A23

F4A_A24

F3

A_A3

A6C6A_A4

A_A5

C5

D7A_A6

A_A7

E7C4A_A8

A_A10

A_A11

B3B1A_A12

D6A_A13

D5A_A14

A_A15

D3A_A16

E8A_A17

F8A_A18

E6D2A_A19

A_A2

D8E4

U201

ATCK_CTS1M4

L5ATDI_R

TS1T13

ATDO_PW

M2

K12

ATMS_PIO

45

A_A0

B7A_A1

C8

A3

VCCD

C210

C209

C203

VCCD_1_8

GND

3

2OUT

VCC

1

U203

RST

USB_VPI

USB_SU

SP

CLK32K

KEY_R

OW(3)

KEY_R

OW(2)

KEY_R

OW(1)

KEY_R

OW(0)

PSW1_B

UF

KEY_R

OW(4)

KEY_C

OL(0)

DEBUG_CTS

CLK13M

_TR

CP_W

END(15)

CP_TD

O

RAM1_C

S

SIMDATA

SIMCLK

SDS_R

XD

DEBUG_RXD

DEBUG_RTS

RTCALARM

USB_DATA

USB_OEN

EAR_SW

ITCH

HALL_SEN

SOR

XOENAQ

PWR_KEEP

SIMRST

USB_VM

OUSB_VPO

USB_VM

I

A(5)A(6)A(7)A(8)A(9)A(10)A(11)A(12)A(13)A(14)A(15)A(16)A(17)A(18)A(19)A(20)A(21)A(22)A(23)A(24)

A(1:24)

SDS_TXD

DEBUG_TXD

DSP_TM

SDSP_TD

O

UP_SC

LK

D(3)D(4)D(5)D(6)D(7)D(8)D(9)D(10)D(11)D(12)D(13)D(14)

D(0:15)

UPPER

_BYTE

ONENAND_C

S

ROM1_C

SFLA

SH_RESET

CP_O

EN

A(0)

A(1)A(2)A(3)A(4)

DSP_D

B(8)

DSP_D

B(9)

DSP_D

B(10)

DSP_D

B(11)

DSP_D

B(12)

DSP_D

B(13)

DSP_D

B(14)

DSP_D

B(0:15)

DS P_D

B(15)

KEY_C

OL(4)

KEY_C

OL(3)

KEY_C

OL(2)

KEY_C

OL(1)

UP_C

S

D(0)D(1)D(2)

DSP_A

B(1)

DSP_A

B(2)

DSP_A

B(3)

DSP_A

B(4)

DSP_A

B(5)

DSP_A

B(6)

DSP_A

B(7)

DSP_A

B(8)

DSP_A

B(0:8)

DSP_D

B(0)

DSP_D

B(1)

DSP_D

B(2)

DSP_D

B(3)

DSP_D

B(4)

DSP_D

B(5)

DSP_D

B(6)

DSP_D

B(7)

LCDC_CS

YMU_CS

LOWER_BYTE

KEY_C

OL(0:4)

DSP_R

WN

DSP_IODSP_IN

T

USB_CON

INTRQ

JACK_IN

TYM

U_IR

QLCDC_IN

T

CP_TM

SCP_TC

KCP_TD

I

DSP_A

B(0)

PCM_IN

PCM_SYN

C

HALL_SEN

SOR

DSP_TC

KDSP_TD

I

OLED

_BACK_EN

FLASH_EN

1

AUDIO_OUT_SE

L

UP_SD

IUP_SD

O

M_HOLD

EAR_OUT_SEL

VBT_E

N

KEY_R

OW(0:5)

DLC_DETEC

T

BT_SLEE

P

DIM_EN

VCAM_EN

JIG_ON

BP_VF

AMP_SH

DN

BRIGHTNES

S

P_MODE

USB_DET

NAND_IN

T

PCM_CLK

PCM_OUT

KEY_R

OW(5)



2-3


2-1-2. Initial

The voltage at the C415=1.8V?

The voltage at the C419=2.8V?

Initial Failure

The voltage at the ZD405

" Low --> High" ?

There is 32.768KHz wave

form at the C216, C217 ?

The voltage on R412 is

"Low --> High" ?

The voltage is 2.8V

at the C416,C418,C419 ?

LCD Display OK ?

Sound operation OK ?

END

Check the U201

Check the U201

Check the U401

Check the LCD part

Check the Audio part

YES

NO

NO

NO

NO

YES

YES

YES

YES

YES

NO

NO

NO

YES

Check the U401

(If it has some problem,

it has to be replaced.)

Check the U401

(If it has some problem,

it has to be replaced.)



2-4


VCCB

VCCD_1_5

C421

C426

TH101

VCCD

EAR_CHECK

RS T

PCS_R

X_EN

AUXOUTN

RTXIN

SERDAT

FLASH_RESET

VCCA

C418

C403

C402

VCCD_1_8

VBAT

R413

C409

C428

VCCD

R407

ZD405

M400

NEG POS

VRF

VBAT

C408

VSS3 R2P6VSS4

VXVCMR13

XOENAQD1

C405

VCCA

VCCB

VRF

C458

DSP_D

B(0:15)

DSP_A

B(0:8)

SIM_RST

BP_VF

SIM_CLK

MICOUTPMICOUTN

MICINPMICINN

DSP_D

B(0)

KEY_B

L2KEY_B

L1

DSP_IO

INTRQ

DSP_INT

DSP_D

B(9)

DSP_D

B(8)

DSP_D

B(7)

DSP_D

B(6)

DSP_D

B(5)

DSP_D

B(4)

DSP_D

B(3)

DSP_D

B(2)

DSP_D

B(15)

DSP_D

B(14)

DSP_D

B(13)

DSP_D

B(12)

DSP_D

B(11)

DSP_D

B(10)

DSP_D

B(1)

C400

R412

C417

VRTC

C419

VCCB

C414

VCCD_1_8

R414

PSW1_BUF

C401

C416

C404

VBAT

UP_C

SAUXOUTP

AUXINPAUXINN

AOUTBPAOUTBN

AOUTAPAOUTAN

AFC

DSP_A

B(8)

DSP_A

B(7)

DSP_A

B(6)

DSP_A

B(5)

DSP_A

B(4)

DSP_A

B(3)

DSP_A

B(2)

DSP_A

B(1)

DSP_A

B(0)

B12

VLDO_ 5

B10

VLDO_6

A1 4

VLDO_7

C12

VREF

A10

VREGNR14VREGPM13

VRTC

H11

VSIMK12

VSS1 G5VSS2 K4

VEXTE14

VIB_DRVF15

L9 VIB_RNG_EN VL4S_AA12

VL4S_BB11

VL5S_AD10C9

VL5S_B

VLDO_ 1

G11

VLDO_2

J12VLD

O_3

A13

VLDO_4

VDD2 M3VDD3 N6

C11

VDD34

VDD5 C10VDD67 B13

VDDB A6

VDDD N11

VDDV L11

VDD_IO1 N5VDD_IO2 J4

VDD_OCTL C4

K14

SIM_IO

J11SIM

_RST

K11

TXPE7

UP_C

LKN9

UP_IO

P10UP_R

STR10

VACCF14

VBATE13

VDD1 J3

VDD12J13

D6RXTXIPD7

RXTXQNC6RXTXQPC7

SCLK_PSC

L8M7

SDI_PS C

SDO_PS

CN7

SERCK

C2C1SER

DA

B1SER

LE1SER

LE2A2

SIM_CLK

PWR_SW1NC15PWR_SW2C14

RAREF1B6RAREF2B5

R3RESETN

_CSP

RESET_OK9

RING_DRVF13

RTC_ALM

NH10

RTC_CLKN4

RWN

L2

RXTXIN

P5

OCTL0

E6C5OCTL1

OCTL2

F5E5OCTL3

OCTL4

A4

G6OCTL5

OCTL6

B3A3OCTL7

PSW1_BUFL7

PWR_KEEPM9

I|O

LED1_D

RVG13

LED2_D

RVG12

MCR6

MICINNM14MICINPN14

MICOUTNP15MICOUTPN15

MODEN10

1NC5NC6 2

NC7

GNDS6 G8GNDS7 G9GNDS8 G10GNDS9 H6

GNDV P13

GND_HCUR F11

GND_OCTL B4

GND_PSC1 B15GND_PSC2 K15

INTRQL10

L3

GNDS11 H8H9GNDS12

GNDS13 J7GNDS14 J8GNDS15 J9GNDS16 J10GNDS17 K10

GNDS2 F8GNDS3 F9GNDS4 F10GNDS5 G7

H5DB6

G3DB7

G4DB8

F4DB9

F1

DINTRP3

GNDB F6

M10GNDD

GNDQ E8

GNDS1 F7

GNDS10 H7K2DB1

DB10

F2DB11

F3DB12

E2DB13

E3DB14

D3D2DB15

DB2

K3 J5DB3

DB4

J6DB5

D13

CH_BDRVE11

CH_ISEN

F12CH_RES

D14

E9CREF

K8

CSN_PS C

DAICKR4

DAIDIL6DAIDOM6DAIRNP4

DB0

K1

E10ADC_AUX2

D15

AFCD9

AOUTANN12 AOUTAPP11

AOUTBNP12 AOUTBPR12

AUXINNL14AUXINPM15

AUXOUTNL13AUXOUTPK13

AUX_ADC3

U401

AB0

K6 P1AB1

AB2

L5N1AB3

AB4

N2

M2AB5

AB6

M1K7AB7

AB8

K5

ADC_AUX 1

C456

C407

R405

55 6

67 GG8

9 GG10

CN401

1122

33

44

C406

R406

C420

C427

C415

C457

SIMCLK

VAPC

SIM_RST

SIM_IO

SIM_CLK

SERLE

SERCLK

UP_SD

OUP_SD

I

UP_SC

LK

RTXQPRTXQN

RTXIP

DSP_R

WN

CLK32K

RTCALARM

JIG_ONPWR_ON

PWR_KEEP

PAC_E N

RF_EN

TX_BAND_SEL

VSIM

SIM_IO

XOENAQ

VSIM

DCS_TX_EN

GSM

_TX_EN

VIB_EN

MOT

SIMRST

SIMDATA



2-5


2-1-3. Sim Part

The voltage is 2.8V

at the pin #1 of CN401?Check the U401

"Insert SIM" is displayed on the LCD

END

Check the SIM Card

YES

NO

NO

YES

Is there any signal

pin #2,3,4 of CN401 ?Check the U401 & U201



2-6


2-1-4. Microphone Part

Micro-phone does not work

Is the assembled status of

Microphone O.K?

YES

Reassemble the microphoneNO

Check the DC bias voltage on

Mic path.

The voltage of C437 is

about 2.2V±10%?

NOSolder the microphone again

or Replace

C437,C438,R428,R430,R433

Is microphone OK?NO

Check U401

END

YES

YES



2-7


MSPK+

MSPK-

R422

ZD402

R424

R404

R455

C445

AOUTBP

MELO

DY+

SPK1N

AUDIO_OUT_SEL

AOUTBN

AOUTAP

AOUTAN

9

VREF

VSS

8

/CS

29

3

/IRQ

/RD

31

/RST

4

28/WR

R401

C465

R430

C463

C413

C440

MICOUTP

MICINP

MICOUT N

MICINN

C435

R433

200

VCCD_1_8

C422

C423

C450

VCCA

V404

ZD406

C447

L402

R428

R457

C466

R402

C451

V400

CP_O

EN

A(0)

YMU_CS

VIB_EN

HPOUT-L

HPOUT-R

CP_W

EN

LOUT

SPK1P

EAR_R

EAR_L

MIC+

EAR_R

EAR_L

MIC-

HPOUT-R

HPOUT-L

ROUT

EAR_CHECK

EAR_SW

ITCH

MELO

DY-

EAR_OUT_SE

L

C433

C453

GND

NC

2122NC

14

V+

VBAT

C441

C436

VCCD

R423

C452

C446

VCCD_1_8

VCCD_1_8

3.3V_SW_AK

C462

R464

G1314 G

G1516

G17

GG18

R429

C411

C437

R471

R436

V401

C449

C425

C448

MIC400

3.3V_SW_AK

U403

33

CN400

111010

22

R458

C444

C430

R453

C467

3S2

114S1

13

4S2

D1

16

4D2

D3

8

D412

6

GND

17

21-2I N

15

1S1

11S2

2S13

5

2S2

3-4I N10

3S1

7

9

C474

1UF

445

5667

7889

9

11 G12 G

C434

C472

19

MTR

5

NC

PLLC

6

17SPOUT1

SPOUT2

18

15SPVD

D

SPVSS16

7

VDD

33GG

3435

G G36

HPOUT-L/M

ONO10 11

HPOUT-R

IOVDD

32

LED

2 2423

D4

D5

2221

D6

D7

20

EQ112 13

EQ2

EQ314

U402

30A01

CLKI

D0

27 26D1 25

D2

D3

C438

C439

C412

C432

C461

C464

L401

R403

R473

1UF

C475

R421

R410

R472

C424

C468

C469

V403

C410

R434

F400

R454

JACK_IN

T

AUXIN

P

AUXOUTP

AUXIN

N

AUXOUTN

CLK13M

_YMU

D(2)

YMU_IR

QRST

D(5)

D(6)

D(7)

D(4)

D(3)

D(1)

D(0)



2-8


2-1-5. Speaker Part

Is the terminal of speaker O.K?NO

Replace the speaker

Are there any signalat the pin #40,42 of CN507?

NO Check the LCD module& Replace CN507

There is no sound from speaker

YES

YES

The type of sound fromthe speaker is Melody?YES NO

Are there any signalat the pin #1,5 of U403?


CheckU402,U401,U201

NO NO

Pin #2 of U403is Low?

Pin #2 of U403is High?

Check U403

NO NO

YES YES

YESYES

END

Pin 14 of U403is 3.3V?

YES

Pin 3 of U303is High?

NO

Check U303YES

NO

Check U401



2-9


2-1-6. Camera Part

Camera function does not work

Check the connect CN507?NO

Connect the CN507

Pin #4 of U306 = 1.8V?NO

NO

Pin#3 of OSC300 is 24.5MHz?NO

Pin #10 of U302 = 2.5V?

Check

U201

END

YES

YES

YES

YES

Is that clock signal at the

pin #30 of CN507?

NO

Pin #2 of U302 = High?

YES

Check the U306&R376

Check

U201

NO

NO

Pin#56 of CN507 is High?CheckU300

Replace

OSC200

YES

Check

Q301

Pin#3 of Q301 = 1.8V?

NO

YES

Pin#1 of Q301 = Low?

NO

YES



2-10


D(0)

D(14)

2

4

OSC300

D(1)

D[0:15]

D(10)D(9)D(8)D(7)D(6)D(5)D(4)D(3)D(2)D(1)D(0)

D(0:15)

D(13)D(12)

2.5V_VCAM

D(0:15)

D(15)D(14)D( 13)D(12)D(11)

VBAT

D(11)D(10)D(9)D(8)D(7)D(6)D(5)D(4)D(3)D(2)

A(18)

CP_W

EN

VCAM_EN

D(15)

A(1:16)

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)

A(24)

A(15)A(14)A(13)A(12)A(11)A(10)A(9)A(8)A(7)A(6)

A(23)

A(5)A(4)A(3)A(2)A(1)

A(22)A(21)A(20)A(19)A(18)A(17)A(16)

A(1:24)

C312

ONENAND_CS

NAND_IN

T

ROM1_C

S

LOWER_BYTE

CP_O

EN

UPPER

_BYTE

CP_W

EN

FLASH_RESET

RAM1_C

S

C310

R318

C327

2.5V_VCAM

C322

1

3 2

R302

C358

1.8V_VCAM

C308

VCCD_1_8

VCCD_1_8

C326

4CBYP

U302

R204 R

202

R203

HERA_1_ 8

C219

R205

U300

R380

C34 6

C311

C330

C329

VBAT

16

GNDN/C

5

8N/C

N/C7

VIN11

0VOUT 1

VOUT2

9

R303

SCL

RST

FLASH_RESET

LCD_RD

D(1)

D(0)

D_SD

IN

P_CLK

M_CLK

HOR_REF

CAM_D(0:7)

A(2)

A(8)

M_HOLD

VCCD

Q301

C367

2.5V_VCAM

C328

HERA_1_8

3

1

D_SD

OUT

D_MSCK

D_BCK

D_LR

CK

SDA

LCD_A

D_(15)

LCD_A

D_(14)

LCD_A

D_(13)

LCD_A

D_(12)

LCD_A

D_(11)

LCD_A

D_(10)

VDDC

F5VDDC

D6

VDDI

VDDIF6

VDDICD

H1

XIN2B10A10 XOUT2

3

NC5 4

OUT

C362

U306

6BYP

EN1 2GND

GND

7

IN

B3

SVDDIE3

T_MODE0 K10

USB_DM

G2

G1

USB_DP

UVDDIG4

VDDAC

K9

D5

VDDC

E5

E10M_SD8E9

E7 M_SD9

M_WR_NA7

2NCNC 1

A9

PGND

B9

PVDD

STROBE

M_SD13M_SD14D8

C10 M_SD15

M_SD2G8F10 M_SD3

M_SD4F9F8 M_SD5F7 M_SD6

M_SD7

B7

C9 M_SA0M_SA1C8

M_SD0G10G9 M_SD1

E8 M_SD10D10 M_SD11D9 M_SD12D7

K7

L_WR_N

J7

MS_CS_NC6

B8 M_ADS

M_CS_NA6

M_HOLEB6C7 M_INTR

A8 M_RD_N

M_RESET_N

K4J4L_D

A4

L_DA5

K1K2L_D

A6

K3L_D

A7

J2L_D

A8

L_DA9

J3J8L_R

D_N

L_RESET_N

H3

L_DA12

H4

L_DA13

J5H5L_D

A14

L_DA15

G3

H6L_D

A16

L_DA17

G6

K5L_D

A2

L_DA3

GPIO_4A4GPIO_5

LS_CS_ N

H8

G7L_A

DS

L_CS_N

H7

K6L_D

A0

L_DA1

J6

H2L_D

A10

L_DA11

GND

GND

E6G5

GND

GND

J1

GPIO_0 C5GPIO_1 B5

A5GPIO_2GPIO_3 C4

B4

A1

D_BCK J10H9D_LRCK

J9D_MSCK

K8D_SDATAIN

H10D_SDATAOUT

D4

GND

GND

E4F4

C_D7

C_HS C3

A2C_MCLK

B2C_PCLK

B1C_PWDN

C_RST A3

C1C_SCKC_SDA C2

C_VS

C_D0 D3D2C_D1

C_D2 D1E2C_D3

C_D4 E1F1C_D5

C_D6 F2F3

2EN1

EN2

3

6GND

GND

1112

GNDGND

1314

GND15

GND

VER_REF

CAM_RST

D(9)

D(8)

D(7)

D(6)

D(5)

D(4)

D(3)

D(2)

D(15)

D(14)

D(13)

D(12)

D(11)

D(10)

MLCD_CS

M_HOLD

L_ADS

LCD_W

EN

LCDC_IN

T

CP_O

ENLCDC_CS

A(1)

LCD_A

D_(00)

LCD_A

D_(01)

LCD_A

D_(02)

LCD_A

D_(03)

LCD_A

D_(04)

LCD_A

D_(05)

LCD_A

D_(06)

LCD_A

D_(07)

LCD_A

D_(08)

LCD_A

D_(09)

LCD_AD_[00:15]

SUB_L_C

S



2-11


2-1-7. Mp3 Display Part

NO

Replace the Earphone


NO

Check C439,440,474,475,452,448& L401,402, V400,401

There is no MP3 sound from Earphone

YES

YES

Are there any signalat the R350,351?

NO

The voltage of C334is 3.3V?

NO

YES

YES

END

Check the U301

Are there any signalat the pin #4,6 of CN400?


NO

YESPin #10 of U403

is Low?

NO

YES

Pin 14 of U403is 3.3V?

YES


NO

YES

CheckU201

CheckU403

CheckU303

END

NO

Check U401

CheckR350,351

The voltage of C344is 2.5V?

NO

YES


CheckU302

NO

YES

CheckU201

Check the U300

Check the U201



2-12


KEY_BL1

KEY_BL2

VBAT

AOT-0603P-W03-X LED304


LED309

CAM_DA(5)

LCD_AD_(08)

AOT-0603P-W03-X

C519


LED311

LCD_AD_(10)

SPK1NSPK1P

KEY_COL(0)

MP3_GND

LCD_AD(05)LCD_AD(03)

KEY_COL(2)KEY_COL(1)CAM_RSTLCD_RD

AOT-0603P-W03-X

LED312AOT-0603P-W03-X


R307

9

8OUT2

OUT3 7

6OUT4

R308

OUT46

R309

310

311

R312

R313


C522

R314

AOT-0603P-W03-X LED315R316

F501




306

R305

LCD_AD_(03)

LCD_AD_(01)

LCD_AD_(05)

LCD_AD_(07)

LCD_AD_(09)

CAM_DA(4)

CAM_DA(6)

CAM_DA(7)CAM_DA(3)

CAM_DA(2)

CAM_DA(1)

CAM_DA(0)

LCD_AD(04)

LCD_AD(02)

LCD_AD(00) LCD_AD(07)

LCD_AD(05)

LCD_AD(03)

LCD_AD(01)

LCD_AD(14)

LCD_AD(12)

LCD_AD(10)LCD_AD(08) LCD_AD(15)

LCD_AD(13)

LCD_AD(11)

LCD_AD(09)

LCD_AD_(00)

LCD_AD_(02)

LCD_AD_(06)

LCD_AD_(04)

LCD_AD(06)

304

GND

F505

5

LCD_AD_(13)

LCD_AD_(11)LCD_AD_(12)

CAM_D(0)

CAM_D(1)

CAM_D(2)

CAM_D(3)

CAM_D(4)

CAM_D(5)

CAM_D(6)

CAM_D(7)

LCD_AD_(15)

LCD_AD_(14)


5858

59 59

66

60 60

778 89

9

F503

510GNDGND


C517

R356

R357


3IN34IN4

9 OUT1

8 OUT2

7 OUT3

OUT46

358

GND105

GND

F500

IN4

OUT19

8 OUT2

OUT37

6 OUT4

F502

GND51 0GND

IN1 1

2IN2

IN3 3

4

F504

5GNDGND

10

1IN12IN2

GND510

GND

IN11

2 IN2

IN33

IN44

OUT1

C516

1 IN1

IN22

3 IN34 IN4

9OUT1

8OUT2

7OUT3

OUT4 6

5051

51 5252

5353 54

5455

55 5656

5757

43 4444

4545 46

4647

47 4848

4949

55

50

3636

3737 383839

39

44

4040

41 41 42 4243

29

33

303031

31 3232

3333 343435

35

2122

2223

23 2424

25 25 26 2627

27 2828

29

141515 161617

17 1818

1919

22

2020

21

CN507

11

1010

1111 121213

13 14

1IN1

IN2 2

IN3 3

IN4 4

9 OUT1

OUT28

7 OUT3

OUT46

GND10

1IN1

IN2 2

3IN34IN4

9 OUT1

8 OUT2

7 OUT3

FLASH_EN1MLCD_CSLCD_WEN

LCD_AD(14)LCD_AD(12)LCD_AD(10)LCD_AD(08)

VCCD

MP3_MIC1.8V_VCAMVBAT

2.5V_VCAMOLED_BACK_EN

LCD_AD(06)LCD_AD(04)

BRIGHTNESSKEY_ROW(5)

LCD_AD(02)

DIM_ENMOT

CAM_DA(7)CAM_DA(6)CAM_DA(5)CAM_DA(4)CAM_DA(3)

LCD_AD(00)

CAM_DA(2)CAM_DA(1)CAM_DA(0)

LCD_AD(01)

HOR_REFVER_REFP_CLKM_CLKSDASCLFLASH_RESETSUB_L_CSL_ADSLCD_AD(15)LCD_AD(13)LCD_AD(11)LCD_AD(09)LCD_AD(07)



2-13


2-2.RF

2-2-1. EGSM RX

Continuous RX ONRF Input : 62 CHAMP : -50dBm

NORMAL CONDITIONCatch the channel ?

YES

NO

U106 CheckPin #9 ≥ -65dBm ?


U103 CheckPin#20,21 ≥ -65dBm ?

Check soldered status ofR114,115,C152,109,L145

CN100,C108,L103Resolder or Change

U106 Resolder or Change

U103 CheckPin#9,32=Clean 2.8V?

U103 CheckPin#28,1,2,3=100mV?

U401,C418,100,130Check or resolder

Check U401

NO

NO

YES

YES

YES

YES

NO

YES

U103 CheckPin #8 : 13MHz ?Vpp : 860mV?

OSC101 CheckPin #3 : 13MHz ?Vpp : 950mV?

OSC101 CheckPin #4 = 2.8V ?

U103Change or resolder

NO

NO NO

R112,C132resolder

OSC101Change or resolder

YES YES YES

NO

Check soldered status ofC120,121,L108,F103

F103 CheckPin #1 ≥ -65dBm ?

Check soldered status ofC151,L149,V102Resolder or Change

NO

YES

NO



2-14


2-2-2. DCS RX



YES

NO








U103 CheckPin#28,1,2,3=100mV?


Check U401

NO

NO

YES

YES

YES

YES

NO

YES





NO

NO NO

R112,C132resolder


YES YES YES

NO



Check soldered status ofC149,148

NO

YES

NO



2-15


2-2-3. PCS RX



YES

NO








U103 CheckPin#28,1,2,3=100mV?


Check U401

NO

NO

YES

YES

YES

YES

NO

YES





NO

NO NO

R112,C132resolder


YES YES YES

NO



Check soldered status ofL147,C147

NO

YES

NO

U106 CheckPin #2 = High ? U401 Check & Change

NO

YES



2-16


2-2-4. EGSM TX

Continuous TX ON conditionTX Power Code : 500 code Applied

CH : 62RBW : 100KHzVBW : 100KHzSPAN : 10MHzREF. Level : 10dBmATT. : 20dB

C102= 3.7V?

Change U101

NO

YES

U106 Pin#9About 2~3 dBm?

U106Pin#10 = High?

U401Check & Change

NO

C108,CN100,L103Check & Change

YES

U106Check & Change

YES

Check theBattery Block

Level of U101Pin #20 is1.2V?

CheckU401 TXP OK ?

U401Check & Change

YES

YES

NO

NO NO

NO

U101 pin#11About -5 dBm?

U101 pin#18High ? Check U401

YES

NO

YES

U103 CheckPin#9,32 ≥ 2.8V ?




NO

YES

NO

NO NO

R112,C132resolder


YES YES YES

NO


U103 Pin#4,5,6,7 = 1.7V?

YES

Change U101Check U401

NO

YES

Level ofU106 Pin#7 is4~5dBm ?



2-17


2-2-5. DCS & PCS TX

Continuous TX ON conditionTX Power Code : 500 code Applied

CH : 62RBW : 100KHzVBW : 100KHzSPAN : 10MHzREF. Level : 10dBmATT. : 20dB

C102= 3.7V?

Change U101

NO

YES

U106 Pin#9About 2~3 dBm?

U106Pin#4 = High?

U401Check & Change

NO

C108,CN100,L103Check & Change

YES

U106Check & Change

YES

Check theBattery Block

Level of U101Pin #20 is1.2V?

CheckU401 TXP OK ?

U401Check & Change

YES

YES

NO

NO NO

NO

U101 pin#15About -5 dBm?

U101 pin#18High ? Check U401

YES

NO

YES

U103 CheckPin#9,32 ≥ 2.8V ?




NO

YES

NO

NO NO

R112,C132resolder


YES YES YES

NO


U103 Pin#4,5,6,7 = 1.7V?

YES

Change U101Check U401

NO

YES

Level ofU106 Pin#5 is4~5dBm ?



2-18


GSM

_TX_EN

VAPC

VB

T_EN

SERDAT

DE

BU

G_R

XD

BT_S

LEE

P

PCS_LN

A_IN

_P

PCS_LN

A_IN

_P

C115

C138

C145

F102

RF_EN

CLK13M

_RF

PCS_LN

A_IN

_N

SERCLK

PC

M_C

LK

PC

M_IN

PC

M_O

UT

PC

M_S

YN

C

DE

BU

G_TX

D

SERLE

PCS_LN

A_IN

_N

TX_BAND_SE

L

PAC_EN

L145

3E

N

GN

D2

IN1

OU

T5

RTXQ

N

RTXQ

P

RTXIP

C111

R104

L108

C110

R105

U103

24DIAG1

25DIAG2

U105B

YP

4

R123

C101

C141

10

_PDN

12

_SEN

ANT1

VDD

_RE

GVD

D_U

ART

15

VBT_2_8

CN100

C102

L117

F103

L105

R103

C121

C134

C105

VCC

D_1_

8

R102

C147

C120

2 G

5 GIN

13

OUT

OUT4

C108

C137

R113

VCC

D_1_8

TP101

C104

C119

C150

C117

R127

6.3V

L103V101

1IN

3OUT

OUT

4

L149

F101G25

G

C114

C100

4

11

GSM

OUT

19 RSVDVAPC20

VBATT17

VCC1A

2 VCC1B

6

GND 78GND

GND 9GND 10

16

GND

GND

14 13

GND

GND

12

GSM

IN U101

1 BS

3 DCS/PCSI NDCS/PCSO

UT

15

ENABLE18

5 GND

21 GND

R114

4TXIP

7TXQ

N

6TXQ

P

9

VDD

32VDD

26XEN

8

XIN

27XOUT

3RXIN

2RXIP

1RXQN

28RXQP

13

SCLK14

SDI

11

SDO

5TXIN

19RFID

N

RFID

P18 21

RFIG

N20

RFIG

P

17RFIPN

16RFIPP 22RFOD

23RFOG

15GND

29GNDGND 30

31GND

GND 3334

35

GND

36

VBAT

C135

VRF

C136

C130

C144

V102

VBT_2_8

R115

C142

C148

R106

VC

VC10

C112

8G

12G

DCS

1

5

DCS/PCS

3

PCS

GSM

900RX

11

7

GSM

900TX

VC2

4

U106

ANT 9

6G

L104

C109

A2

3 C

1 G

4G

G5

6 G

R126

23P

IO_8

RESETB

116U

ART_C

TSU

ART_R

TS1110

UAR

T_RX

9U

ART_TX

19V

DD

_PADS

20VD

D_PIO

14

PCM

_OU

T7

PCM

_SYN

C8

PIO

_024

PIO

_3253

PIO_4/U

ART_TX2

PIO_5/U

ART_R

TS264

PIO_6/U

ART_C

TS2PIO

_7/UA

RT_R

X2

17

ANT

22

5

GNDGND

13

GND

18

GND

2126

GND

2PC

M_C

LK

12PC

M_IN

U104

C103

C151

C140

C149

C146

L14710nH

VBAT

R101

ANT

C122

2 GG

5

IN1

3OUT

OUT4

C113

ANT101

C152

C123

L106

VRF

C106

ANT

DEB

UG

_CTS

PCS_R

X_ENDCS_TX_EN

DCS_LN

A_IN

_P

DCS_LN

A_IN

_P

GSM_LN

A_IN

_N

GSM_LN

A_IN

_N

GSM_LN

A_IN

_P

GSM_LN

A_IN

_P

DCS_LN

A_IN

_N

DCS_LN

A_IN

_N

RTXIN

GSM_PA

M_IN

GSM_PA

M_IN

DPCS_PA

M_IN

DPCS_PA

M_IN

DEB

UG

_RTS


3. SGH-E720 Exploded View and Parts List

3-1


3-1. Cellular phone Exploded View

QBA01

QCR05

QKP01

QMP01

QRE01

QVO01

QCR05

QCK01

QIF01

QAN02

QFR01

QFU01

QKP02

QLC01

QSP01

QMO01QCA01

QFL01

QMW01

QME01

QCR05

QSC05

QRF03

QMI01

QRF01

QSC08

QGI02

QME03


SGH-E720 Exploded View and Parts List

3-2


3-2. Cellular phone Parts list

Location

NO.Description SEC CODE Remark

QFU01 FOLDER UPPER GH75-05914A

QKP02 MEC-KEYPAD MP3 GH75-05954A

QME03 UNIT MP3 KEY GH59-01804A

QGI02 MP3 KEY BRACKET GH72-20060A

QLC01 LCD GH07-00628A

QSP01 SPEAKER 3001-001660

QMO01 MOTOR DC GH31-00136A

QFL01 FOLDER LOWER GH75-05915A

QMW01 MAIN WINDOW GH75-05916A

QCR05 SCREW MACHINE 6001-001478

QSC05 SCREW CAP L GH73-03810A

QSC08 SCREW CAP R GH73-03811A

QCA01 UNIT CAMERA GH59-01769A

QFR01 FRONT COVER GH75-05913A

QKP01 KEYPAD GH75-04986A

QMP01 MAIN PBA GH92-01823A

QMI01 MICROPHONE ASSY GH30-00181A

QME01 UNIT METAL DOME GH59-01799A

QAN02 INTENNA GH42-00499A


QRE01 REAR COVER GH75-05919A

QRF03 EAR COVER GH72-17957A

QVO01 KEY VOLUME GH75-05917A

QCK01 KEY CAMERA GH75-05918A

QIF01 IF COVER GH72-17956A

QRF01 RF SHEET GH74-11931A


QBA01 BATTERY GH43-01572A


SGH-E720 Exploded View and Parts List

3-3


3-3-1. RF Test Cable

(GH39-00283A)

3-3-2. Test Cable

(GH39-00304A)

3-3. Test Jig(GH80-03307A)

3-3-3. Serial Cable

3-3-4. Power Supply Cable 3-3-5. DATA CABLE

(GH39-00279A)

3-3-6. TC

(GH44-00701A)


4. SGH-E720 MAIN Electrical Parts List

4-1


SEC Code Design LOC SEC Code Design LOCGH92-01823A PBA MAIN-SGHE720 2203-000254 C358

0403-001233 ZD500 2203-000254 C401

0406-001150 ZD402 2203-000254 C402

0406-001150 ZD405 2203-000254 C426

0406-001150 ZD406 2203-000278 C125

0504-000168 Q305 2203-000278 C135

0504-001140 Q200 2203-000278 C329

0504-001140 Q301 2203-000278 C330

0601-001819 LED301 2203-000311 C150

0601-001819 LED302 2203-000330 C216

0601-001819 LED303 2203-000330 C217

0601-001819 LED304 2203-000330 C461

0601-001819 LED308 2203-000330 C462

0601-001819 LED309 2203-000386 C114

0601-001819 LED310 2203-000438 C126

0601-001819 LED311 2203-000438 C127

0601-001819 LED312 2203-000438 C425

0601-001819 LED313 2203-000628 C149

0601-001819 LED314 2203-000643 C147

0601-001819 LED315 2203-000654 C410

0601-001819 LED316 2203-000812 C117

0601-001819 LED317 2203-000812 C123

0601-001819 LED318 2203-000812 C405

0801-000306 F100 2203-000812 C408

0801-002529 U204 2203-000812 C409

1001-001306 U403 2203-000812 C433

1006-001313 U304 2203-000812 C434

1009-001010 U203 2203-000812 C522

1108-000003 U202 2203-000836 C448

1201-002007 U305 2203-000836 C452

1201-002218 U101 2203-000836 C465

1203-002099 U105 2203-000836 C466

1203-002965 U303 2203-000836 C469

1203-003322 U302 2203-000836 C472

1203-003472 U401 2203-000854 C435


SGH-E720 Main Electrical Parts List

4-2


SEC Code Design LOC SEC Code Design LOC1203-003611 U306 2203-000854 C436

1204-002138 U402 2203-000854 C444

1205-002433 U103 2203-000854 C445

1205-002612 U300 2203-000854 C446

1205-002613 U301 2203-000854 C453

1404-001165 TH101 2203-000885 C342

1405-001082 V201 2203-000995 C122

1405-001082 V301 2203-000995 C151

1405-001082 V302 2203-000995 C211

1405-001082 V303 2203-001239 C449

1405-001082 V304 2203-001239 C450

1405-001082 V305 2203-001385 C115

1405-001082 V306 2203-001385 C119

1405-001082 V307 2203-001405 C130

1405-001082 V308 2203-001405 C413

1405-001082 V309 2203-001405 C456

1405-001082 V310 2203-002668 C145

1405-001082 V311 2203-002677 C120

1405-001082 V400 2203-002677 C121

1405-001082 V401 2203-002987 C108

1405-001082 V403 2203-005050 C152

1405-001082 V404 2203-005061 C100

1405-001082 V502 2203-005061 C220

1405-001082 V503 2203-005061 C221

1405-001082 V504 2203-005061 C313

1405-001082 V505 2203-005061 C316

1405-001082 V506 2203-005061 C367

1405-001082 V507 2203-005061 C407

1405-001082 V510 2203-005061 C412

1405-001082 V511 2203-005061 C422

1405-001082 V512 2203-005061 C424

1405-001082 V514 2203-005061 C428

1405-001132 V101 2203-005288 C111

1405-001132 V102 2203-005288 C113

2007-000138 R112 2203-005482 C137



4-2


SEC Code Design LOC SEC Code Design LOC2007-000138 R322 2203-005482 C138

2007-000138 R407 2203-005482 C141

2007-000139 R102 2203-005482 C142

2007-000139 R103 2203-005482 C146

2007-000140 R511 2203-005482 C201

2007-000140 R513 2203-005482 C204

2007-000140 R514 2203-005482 C205

2007-000140 R515 2203-005482 C208

2007-000141 R320 2203-005482 C210

2007-000141 R516 2203-005482 C308

2007-000142 R453 2203-005482 C310

2007-000143 R302 2203-005482 C311

2007-000143 R303 2203-005482 C314

2007-000143 R369 2203-005482 C324

2007-000143 R517 2203-005482 C327

2007-000144 R127 2203-005482 C338

2007-000148 R108 2203-005482 C344

2007-000148 R111 2203-005482 C346

2007-000148 R243 2203-005482 C361

2007-000148 R380 2203-005482 C362

2007-000151 R126 2203-005482 C365

2007-000151 R241 2203-005482 C400

2007-000155 R208 2203-005482 C403

2007-000155 R365 2203-005482 C516

2007-000155 R366 2203-005482 C517

2007-000157 R203 2203-005496 C351

2007-000159 R207 2203-005496 C352

2007-000159 R209 2203-005496 C468

2007-000159 R424 2203-005503 C451

2007-000159 R457 2203-005509 C519

2007-000162 R201 2203-005736 C101

2007-000162 R202 2203-005736 C110

2007-000162 R204 2203-005736 C112

2007-000162 R242 2203-006053 C326

2007-000162 R319 2203-006053 C328



4-4



2007-000164 R429 2203-006053 C406

2007-000170 R318 2203-006053 C414

2007-000170 R377 2203-006053 C415

2007-000170 R378 2203-006053 C416

2007-000171 R114 2203-006053 C417

2007-000171 R115 2203-006053 C418

2007-000171 R376 2203-006053 C419

2007-000171 R473 2203-006053 C420

2007-000172 R124 2203-006053 C430

2007-000242 R109 2203-006053 C432

2007-000242 R326 2203-006053 C441

2007-000775 R402 2203-006053 C447

2007-000775 R403 2203-006053 C463

2007-001119 R428 2203-006093 C139

2007-001290 R101 2203-006093 C312

2007-001290 R410 2203-006093 C315

2007-001290 R464 2203-006093 C322

2007-001291 R104 2203-006093 C323

2007-001307 R105 2203-006093 C332

2007-001307 R106 2203-006093 C333

2007-001307 R304 2203-006093 C343

2007-001307 R305 2203-006093 C355

2007-001307 R306 2203-006093 C458

2007-001307 R307 2203-006093 C474

2007-001307 R308 2203-006093 C475

2007-001307 R309 2203-006137 C206

2007-001307 R310 2203-006190 C356

2007-001307 R311 2203-006190 C359

2007-001307 R312 2203-006190 C360

2007-001307 R313 2203-006190 C363

2007-001307 R314 2203-006190 C364

2007-001307 R316 2203-006194 C457

2007-001307 R356 2203-006201 C404

2007-001307 R357 2203-006257 C438



4-5



2007-001308 R471 2404-001151 C102

2007-001308 R472 2404-001151 C437

2007-001319 R405 2404-001225 C334

2007-001323 R123 2404-001306 C520

2007-001325 R404 2404-001339 C411

2007-002797 R110 2404-001339 C423

2007-003019 R374 2404-001348 C439

2007-003019 R375 2404-001348 C440

2007-003025 R350 2703-001207 L105

2007-003025 R351 2703-001284 L104

2007-007142 R352 2703-001512 L108

2007-007142 R367 2703-001748 L145

2007-007142 R368 2703-001750 L117

2007-007142 R406 2703-001752 L103

2007-007142 R421 2703-001752 L149

2007-007142 R422 2703-001786 L147

2007-007142 R434 2703-002308 L106

2007-007142 R454 2703-002313 L401

2007-007308 R413 2703-002313 L402

2007-007314 R414 2801-004225 OSC300

2007-007334 R401 2801-004339 OSC201

2007-007488 R436 2809-001264 OSC101

2007-007488 R455 2901-001296 F500

2007-008117 R458 2901-001296 F501

2007-008263 R430 2901-001296 F502

2007-008263 R433 2901-001296 F503

2007-008483 R325 2901-001296 F504

2007-008531 R354 2901-001296 F505

2007-008531 R355 2904-001417 F103

2007-008542 R205 2904-001419 F102

2007-009124 R330 2904-001450 F101

2007-009124 R331 2909-001213 U106

2203-000233 C105 3301-001342 F104

2203-000233 C128 3301-001342 F200



4-6


SEC Code Design LOC SEC Code Design LOC2203-000233 C129 3301-001342 F400

2203-000233 C134 3301-001729 F301

2203-000233 C136 3404-001152 SW1

2203-000233 C144 3404-001152 SW2

2203-000233 C421 3404-001152 SW3

2203-000254 C103 3705-001347 CN100

2203-000254 C104 3709-001298 CN401

2203-000254 C106 3710-002194 CN504

2203-000254 C131 3711-005817 CN507

2203-000254 C132 3722-002082 CN400

2203-000254 C133 4202-001037 ANT101

2203-000254 C140 4302-001184 M400

2203-000254 C202 4709-001350 U104

2203-000254 C203 GH09-00033A U201

2203-000254 C207 GH41-00757A PCB-SGHE720 MAIN

2203-000254 C209 GH30-00181A MICROPHONE-ASSY

2203-000254 C222 GH59-01799A UNIT-METAL DOME

2203-000254 C223


5. SGH-E720 PCB Diagrams

5-1


ANT ANT1

ANT101

001

NC 00

4N

C

CN401

CN504

CN507

001F

101F

F102F10 3

F104

F301

F40 0

005F

105F

205F

505F

405F

305F

G1 G2

G3 G4

004

M

OSC101

OSC201

003

CS

O

Q200

103

Q

Q305

1W

S

3W

S2

WS

TH10 1TP10 1

U101U103

401

U

U105

U106

102

U

202

U

U204

003

U10

3U

U302

U303

U304

503

U

603

U

U401

204

U

U40 3

101

V

201

V

102

V

V311

104

V00

4V

205

V30

5V

405

V

505

V

605

V

705

V

015

V

115

V

215

V

415

V

ZD405

ZD406

ZD500


SGH-E720 PCB Diagrams

5-2


* 0

1 23

4 5 6

7 8 9

CLEAR

DOWN

DSP_RWN

DSP_TCK

DSP_TDI

DSP_TDO

DSP_TMS

002F

GND1

I

LED30 1

LED30 2

LED30 3

LED30 4

803

DEL903

DEL013

DEL113

DEL

213DEL

313DEL

413DEL

513DEL

613DEL

713DEL

LED31 8

TFEL

UNE

M

004CI

M

RWP

TH

GIR

RST

DNE

S

SHARP

OTS

U20 3

UP

V30 1

V30 2V30 3

V30 4V30 5

V30 6V30 7

V30 8

V30 9

V31 0

304V

404V

ZD40 2

SAMSUNG Proprietary-Contents may change without noticeThis Document can not be used without Samsung's authorization

6. SGH-E720 Block Diagrams

6-1

Trident

HP

RTC

CoreMemory I/F

SerialControl

Power

KeypadDSP

Memory I/F

SystemClock

P_CTL

RF

Tranceiver

SI

4205

RF-BBI/F

RF-IFSynthesizer

LNAIN

PowerAMP I/F

1G NAND256M NOR

128M SRAM

SystemI/F

LCD I/F

CameraI/F

CLK

CL851S64

GEMINI

CSP2600CDSP

I/F

DAIAudioI/F

RF BlockEnable

RF

I/F

PowerI/F

OSC13MHz

Crystal32.768KHz

A[1..25]

D[0..15]

Control

A[0..8]

D[0..15

Control

VRTC

1V8_Core

2V8_DIG

LCD withCamera

Control

LCD_D[0..15]

Control

C_D[0..7]

LDOMIC2211MIC5247

HERA1.8V

VCAM_EN

Sound Gen.YMU765

CLK13M_RF

CLK13M_MC

CLK13M_TR

CLK13M_YMUAUDIO(MIC)

Analog SwitchMAX4684

RF_EN

MIC

RD38F4455LLYBQ

MICMP3

KEY

PAD

KB_COL[0:4]

KB_ROW[0:4]

2V8_RF

RF_Power_EN

PWR_KEEP

I/F CON24P

SIMCON

SIM_RST

SIM_RST

SIM_CLK

SIM_Data

SIM_Data

SIM_CLK

V_SIM

DEBUG_SDS

DLC_DET

YMU

AFC

VAPC

SW_EN

3

TXI_I/O

SER_CTL

TXQ_I/O

TX_EN

GSM

DCSPCS

TX_BAND_SEL2

GSM

DCS

PCS

V_BAT

V_BAT

V_BAT

V_BAT

VREF

BacklightLED

Backlight

Contractor

Antenna

SGH-E720

Block Diagram

OSC24.578MHz

ASM

PAM

CODEC I/F AK4640

Audio

CODEC

CLK

DATAGPIO

1.8V_VCAM

2.5V_VCAM

MP3(SPK)

YMU

VOICE CODEC

AUDIO(EAR)

MP3(EAR)

SPEAK

EAR_JACK

Drivers

PowerMgmt

SIMDriver

USBUSS810USB

Control

DATA

USB_D+ USB_D-

MIC2211

USB_5V

3.3V

I2CI/F

BTBZ0902Bluetooth

RTS, CTS

RX, TX

MIC5245

V_BAT

2.8V_BT

UART

PCM

Contractor

Antenna

ADC

Contractor

Antenna

V_BAT

AK_3.3V

Samsung Electronics Co.,Ltd. MAR. 2005Printed in Korea.

Code No.: GH68-06398ABASIC.

ⓒ

This Service Manual is a property of Samsung Electronics Co.,Ltd.Any unauthorized use of Manual can be punished under applicableInternational and/or domestic law.