Samsung E2220 Schematics

SAMSUNG PROPRIETARY

THIS DOCUMENT CONTAINS CONFIDENTIAL

PROPRIETARY INFORMATION THAT IS

SAMSUNG ELECTRONICS COS PROPERTY.

DO NOT DISCROSE TO OR DUPLICATE FOR OTHERS

EXCEPT AS AUTHORIZED BY SAMSUNG.

SAMSUNG PROPRIETARY

THIS DOCUMENT CONTAINS CONFIDENTIAL

PROPRIETARY INFORMATION THAT IS

SAMSUNG ELECTRONICS COS PROPERTY.

DO NOT DISCROSE TO OR DUPLICATE FOR OTHERS

EXCEPT AS AUTHORIZED BY SAMSUNG.

SAMSUNG PROPRIETARY

THIS DOCUMENT CONTAINS CONFIDENTIAL

PROPRIETARY INFORMATION THAT IS

SAMSUNG ELECTRONICS COS PROPERTY.

DO NOT DISCROSE TO OR DUPLICATE FOR OTHERS

EXCEPT AS AUTHORIZED BY SAMSUNG.

VBAT

IF300

L316

1

1

2

2

3

3

4

4

5

5

6

S1

7

S2

8

NC

9

NC

10

NC

11

C353

NC

12

NC

13

NC

microUSB I/F

USB Switch + Charger

AUX_ON_J

F300

VBUS

VBUS_J
USB_DM_J
USB_DP_J
JIG_ID_J

DM
DP
JIG_ID

C372

VR322

VR321

VBAT

R344

AUX_ON

VBUS

C307

C363

DM USB_DP

DP

VGPIO_2.8V

JIG_ID

C366

C370

VBAT

C302

VBUS_5.0V

C306

U309

D2

SFOUT

E1

BAT

E2

D1

VB

BAT

E3

VB

B4

C364

CAP

D4

BC

A3

DN1

USB_DM

A4

C5

DP2

COMN1

B5

COMP2

C2

UT1

A5

C1

UID

UR2

E5

A1

SL1

VIO

D5

B2

SR2

BOOT

B3

JIG

B1

MIC

E4

GND

C3

IDB

1

NC

D3

2

SCL

NC

C4

SDA

A2

INT

USB_INT

MUSB_SCL
MUSB_SDA

UART1_TXD
UART1_RXD

TXD1_J

RXD1_J

3.5phi (4 Pole)

EAR1

CON-A

2
3

CON-B
CON-E

6

CON-F

7

CON-D

5
4

CON-C

VR309

VR310

MIC300

VR301

C371

SHORT

L300

L301

L302

L312

C304

C305

VR311

VR312

L305

C313

L303

R345

SHORT

R346

MIC_P

C312

MIC

C301

C300

R300

3PI_ADC

R301

EARMIC

FM_ANT

C311

C310

SHORT

ZD304

EARMIC

EARMIC_P

C315

R302

EAROUT_L

R303

R304

VGPIO_2.8V

EAROUT_R

R308

3PI_DETECT

LCD_RD

LCD_RS_D

MLCD_CS_N_D

LCD_WR_D

LD(0)

LD(1)

LD(2)

LD(3)

LD(4)

LD(7)

LD(6)

LD(5)

R315

VGH

5

1

IN1

OUT1

L_RD

6

2

IN2

OUT2

L_RS

7

3

IN3

OUT3

L_CS

8

4

IN4

OUT4

L_WR

GND

GND

01 9

F301

5

1

IN1

OUT1

6

2

OUT2

IN2

7

3

IN3

OUT3

8

4

IN4

OUT4

DNG DNG

9

10

F302

5

1

IN1

OUT1

6

2

IN2

OUT2

7

3

IN3

OUT3

8

4

OUT4

IN4

GND

GND

01 9

VGPIO_2.8V

R314

LCD_ESD_DETECT

D

D
3

Q300

2

G

G

S1S

R316

L_LD(5)
L_LD(6)
L_LD(7)

L_WR

MLCD_RESET

L_CS

L_LD(0)

L_RS

L_LD(1)

VGH

L_LD(2)

L_RD

L_LD(3)

L_LD(4)

L_LD(7)

L_LD(6)

L_LD(5)

VLED+

LCD_BL_EN

R347

C319

2.2" QCIF LCD

C314

3 3

7 7 8

11 11

31

15 15 16

7171

19

12 12
23 23
25 252626

72 72 28

29

1

2

3

4

5

6

C317

HDC300

1 1

5 566

9 9

311414

19

29

NC

31

32NC33

U301

EN

C1+

C1-

C2+ C2-

13

VGPIO_2.8V

2

2

4

4

8

10

10

12

12

16

18

18

20

20

22

22

24

24

28

30

30

NC

NC

34

D312D4

D2

D1

GND

VINVOUT

GND

VLED+

L_LD(4)
L_LD(3)
L_LD(2)
L_LD(1)
L_LD(0)

LCD_FLM

LED_1
LED_2
LED_3
LED_4

C309

C308

LED_4

LED_3

11

LED_2

10

9

8

7

VBAT

LED_1

C318

VBAT

VF

C324

C369

ZD303

BATT CONN’

VBAT

MOT_EN

VVIB_3.3V

U306

1

4

VOUT

VDD

2

3

GND

CE

GND

5

VVIB_3.3V

C335

VIBRATOR

DETECT_SD
SD_DATA(2)
SD_DATA(3)

SD_CMD

SD_CLK

SD_DATA(0)
SD_DATA(1)

12345

6

ZD310

microSD (4 DIP, 3.35T)

BTC300

1
2
3

NC

4

CN

5
6

NC

C325

R320

7

NC

RCV_N

RCV_P

ZD306

L311

L313

ZD307

RCV300

1

1

2

2

VR319

VR318

SPKOUT_P

SPKOUT_N

RECEIVER

KEY_IN(8)
KEY_IN(7)
KEY_IN(6)

Samsung

Samsung

Samsung

Samsung

KEY_IN(5)
KEY_IN(4)

KEY_OUT(0:5)

KEY_IN(3)
KEY_IN(2)
KEY_IN(1)
KEY_IN(0)

KEY_OUT(0)

KEY_OUT(1)

KEY_OUT(2)

KEY_OUT(3)

KEY_OUT(4)

KEY_OUT(5)

VR305

VR306

VR304

VR303

Confidential

Confidential

Confidential

Confidential

VR307

RIGHT

2

SW313

Center

1

2

SW317

1 2

SW328

2

1

SW332

1 2

2

SW336

1 2

ZD305

QWERTY KEY MAP (4L/4P)

VBAT

4

3

KEY_LED_EN

C345

SW310

SW345

1

SW346

SW314

1 2

SW321

SW309

1 2

SW325

SW318

1 2

SW330

SW324

1

SW337

SW338

1 2

U310

1

VOUT

VDD

2

CE

GND

GND

C346

5

1 2

1 2

1 2

1 2

1 2

1 2

R327

LED300

MOTOR300

1

1

2

2

C336

C373

D302

VMMC_2.8V

CD300

1

DAT2

2

CD|DAT3

3

CMD

4

VDD

5

CLK

6

VSS

7

DAT0

8

DAT1

9

SWT

10

DET

11

GND

C341

12

GND

C343

13

GND

14

GND

KEY LED

C321

C323

SPEAKER

SW347

2

1

SW344

LEFT

2

1

SW322

1 2

SW305

1 2

SW333

1

2

SW343

1 2

R328 R329

LED302

LED301

Side View (0601-002995)

L315

L314

ZD308

C322

SPK300

ZD309

SIM_RST
SIM_CLK

LCD I/F

VSIM_3.0V

1

C333

C356

1
2 2
3 3 4

VSIM2_3.0V

R324

SIM300

6

6

5

5

4

G

G

G

G

8

10

7

9

C332

SIM_DATA

SIM2_RST
SIM2_CLK

C349

C357

SIM301

1 1
2

2
3 344

R325

6

6

5

5

G G

G G

8 9

10

7

SIM2_DATA

C334

SIM 2SIM 1

VCAM_A_2.8V

DownUP

SW348

1

2

SW307

SW312

1

2

SW319

SW326

SW331

1 2

1 2

1 2

1 2

SW323

1 2

SW329

1 2

SW334

2

1

ONKEY_N

SW300

1 2

SW301

SW315

1 2

1 2

SW320

1 2

SW327

2

1

SW335

1 2

SW303

2

1

C340

SW306

SW340

1 2

1 2

SW341

SW316

2

1

1 2

SW302

SW308

1 2

1 2

SW342

SW311

1 2

2

1

SW304

1 2

L310

VBAT

CAM_1.8V_EN

CAM_A_EN

VBAT

CAM_IO_EN

VCAM_1.8V

U307

6

1

VOUT1

CE1

5

2

VDD

VOUT2

4

3

CE2 GND

GND

7

C339

4

3

U308

VDD VOUT

CE

C338

C337

CAM_PCLK
CAM_MCLK

VCAM_IO_2.8V

1

2

GND

C320

GND

5

VCAM_A_2.8V

VCAM_IO_2.8V

VCAM_1.8V

SOC300

1

1

2

CAM_HSYNC

CAM_VSYNC

CAM_D(4)
CAM_RST
CAM_SDA
CAM_SCL
CAM_D(7)
CAM_D(6)
CAM_D(5)
CAM_D(3)
CAM_D(2)
CAM_D(1)
CAM_D(0)

C350

C367

C365

2

3

3

4

4

5

5

6

6

7

7

8

8

9

9

10

10

11

11

12

12

13

13

14

14

15

15

16

16

17

17

18

18

19

19

20

20

21

GND

22

GND

23

GND

24

GND

C355

C368

ON KEY

R331

R330

LED303

LED304

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