Motorola EM325 Schematic

801

(from U1 01)

CN2

PC1

U303

TXEN
BS1

BS2

VRIO

35,34,33,32,31,30,29,28

LED1 LED2

Duplexer

11 13 14

U601

LCD_CS,LCD_RST,LCD_RD

56,27,53,54,55

37

125

6,17

CAM_HS CAM_VS

10,9,11

13

7,8,2,19,1,18,16,15

SKY77531

U402

B6,L5,G1,L4,K8,
J9,K6,A6,E5,D5

LCD_D[0....7]

LCD_WR,LCD_RS

LCM_TE

VLED

LED_C

CAM_PWM

CAM_RST

,

CAM_PCLK

CAM_MCLK

CAM_D[0....7]

Upper

Board

Conector

2 in 1 Saw Filter

4

1

(fromD201)

(toU201F17)

CAM_PWM CAM_RST

ESD629

CAM_D[0....7]

_2

29

_2

27

2

3

(toU301 )

U302

(toU201)

(fromCON105)

LCD_CS,LCD_RST,LCD_RD

LCD_WR,LCD_RS

CAM_PWM CAM_RST

,

ESD627

ESD628

Standy control

Vlogc

TXEN
BS1
BS2

SD_DET

LCD_D[0....7]

LCM_TE

,

CAM_HS CAM_VS

,

CAM_PCLK

CAM_MCLK

CAM_D[0....7]

CAM_MCLK

N9

F6

F5

A6

E9,B8,C8
E8,B7,D8
C7,B6

E10,C10,B10
F9,D9

D2

C3,H8

F8,C2
C6

A5

N5,M6,G6
E7,E5,B3

G7,C4

C5

SPI_ MO SI

(toCamera
SocketPC1)

I2C2_SDAI2C2_SCL

(from R203)

(fromU101N8)

(fromU201P16)

U803

Balun

(fromCON501)

L1,L2

B15

(toU801)

NAND

KBC [0,1]

C11

F7

E6

SPI_ CLKG9SPI_ CS0

SPI_ MISO

ES D6 24

EMI/ES DFi

T3

PO P

HOOK_DET

(to U 502)

(from U502)

KBR [0....4]

29,30,
31,32,
33

34,35

203

LDEs

PWR/

C16 E17 F17

B14,A15

LED_ A

LED _B

LED_ C

D20 1

(f rom L ED 104)

(f rom L ED 602)

(fr omLCM backlightL ED)

(toU7041,2)

VLED

(toLowerkeypad,

Upperkeypadand

LCMbacklightLED)

VRWLED

C

L203

K BR [0....4]

Vibrator

U12

USB_DM

CON603

VIB RATOR

5

USB_D P

USB_ID

3

r

K BC [0,1]

PCHG

VIBRATO R

HSDET

2

U1

(fromU101N9)

(fromR504)

(fromU503)

(fromU101T3)

CON102

Speaker

37,38

39,40

_1

_1

3

_3

_1

_1

(toU201B7)

U4

(toU801L1,L2)

(toU101C11)

HSDET2

HSD ET1_

HSDET

3

Single 2-Input

Positive-OR Gate

1

HSDET

(toU201 F16)

Upper Board

EM325

I2C2_SDA

3

I2C2_SCL

20

(fromU101)

Shielding

lter

131197

SD_DET

212619

(fromD201)

VLED

LED1 01 LED 103

KEYPAD L EDUPPER

LED 104

LED _A

(toU201C16)

FPC

FPC

(fromCON105)

SD_DET

VBAT

U604

R1114D291B

6

LDO 2.9V

1

(fromU604)

(fromCON105)

SD_POWER

(toCON105and4-Channel

3

(fromU604)

Conector

VRIO

SD_DET

LevelTranslators)

10

14

3

4

SPI_ MOSI

SPI_M ISO

Level T ransla tors

1 2 5 6

SD_CM D

SD_DAT0

7

(CON105)

SPI_ CLK

SPI_ CS0

1,5

(fromD201)

4 -C hannel

891213

SD_C S

SD _CL K

SD_DET_1

23 5

G1

(toU101,U604and4-channel

SD_DET

LevelTranslators)

LOW ER KE YPAD LED

VLED

LDE6 02LDE6 01

LED_ B

(toU201E17)

REVISIONS

Service Engineering & Optimization

Level 3 Block Diagram

EM325

Service Trainingand Documentation

2008.09.26

Rev. 1.2

Page 1 of 1