motorola W220 Service Manual

CONTROL

Lower Board Circuit

U604

19,20

DUPLEXER

1 R603

2

1 R602

21,22

LNA

RXQN

TXQN

RXIP

RXIN

RXQP

TXIP

TXIN

TXQP

2

W220W220W220

SERIAL

INTERFACE

W220

(3-wire enable)

(enable)

REVISIONS

Service Engineering & Optimization

Level 3 Block Diagram

W220

Service Training and Documentation

2006.08.16
Rev. 1.1

Page 1 of 2

To CON301(LCM Connector)

To CON301(LCM Connector)

U201

Lower Board Circuit

R

U312

Upper Board

Colour Display

128 X 128 Pixel

White LED x2

Back-Light

LED Driver

Indicator LED

Green / Blue / Amber x2

Earpiece

Speaker

To U102(Analog Switch)

To U103(Analog Switch)

TP205

TP206

To U105(LED Driver)

To U104(Analog Switch)

To U105(Audio Amp)

To J102&U108(Handset Connector)

To U102&U103(Analog Switch)

To U108(Earphone insert Interrupter)

To U107(Reset IC)

To CON401(Keypad connector)

To CON401(Keypad connector)

From U109(Hall Sensor)

To CON302(Battery Connector)

Hall_Sensor

K13

U202

J9,M12,K11,L12

H12,H11,G10

H5,H3,H2,J6,J2,J5,K2,K3,
K5,K1,L2,L1,L3,M2,K6,L5,
N1,M3,L6,N3,M5

E8,B7,A7,C7,A6,F8,E7,A6,
F7,C5,E6,C4,A3,E5,B3,D4

To Page 1(RF CKT)

To U202(IOTA)

To U202(IOTA) & U101(Melody)

To U101(Melody IC)

To U101(Melody IC)

F4

F3
C2
K1

D6

Flash

G1,F1,D1,E1,B1,C1,F2,E2,F6,D7,E7,
B8,C8,D8,F7,E8,F8,D2,B2,B3,E6,B7

SRAM

H2,H3,G3,H4,J5,,G5,J6,H7,
G2,J3,G4,J4,H5,G6,H6,J7

To CON301 LCM & 101(Melody)

To U201(CalypsoLite)

U501

+

K8,K5

L4,B5,D4,
L3,J8,K7,E4

D5,F5

1

From U201

From U201

3
2

D[0..7]

MAIN_CS_1
LCDC_RESET1

A18

VIO
VFLASH

13,15,17,19,21,23,25,27,29

20

LCM

14

CONNECTOR

11
4

CON301

6

V_IO

I2C_SDA 2
I2C_SCL

10

U313

9

LED Driver

8

10, 12, 14, 16
18, 20, 22, 24

8

10

12

22

1

3
4

LCM CONNECTOR (Upper Board Side) U2

A0

/RD

D[0..7]

/WR

LCD _R ES

23 6,7

VIN_2V8

MAIN_CS

Hall_Sensor

1,4,8,26,29,30,31

VDD_1V8

GND

1

U109

Hall Sensor

3

1

U111

24

3

Switch

PWL

6

4

5, 13, 15, 25911 17 21 19 23

LED1 ~ 4

VBAT

To U202(IOTA)

Mic Bias

To U202(IOTA)

MICIN

1

U110

Microphone

2

V_IO

4

3

27 28

EAR+

EA R -

MICBIAS_2

H1

From U201

From U201(CalypsoLite)

E4,F5,F6,E5,
E6,D6,D5,D4

F4

F3

E3

E2
D1

U101

A6

B6

F1

A4
B1

F2

(to Speaker)

3

U108

2

XOR Gate

1

5

To U201(CalypsoLite)

4

IRQ1

U701

G1

A7

B7

A6

E1,F2,B6,D7

G5

F4

D1,C1

To U201(CalypsoLite)

from J102

Headset Connector

3

U107

1

2

4

J102

561

To U201(Calypso Lite)

From CN401

Both To U201

R 206

To Page 1(RF CKT)

R303

U105U104

1

11

8
5

7

15

10

14

U302

R201

K2

A2,B2

J2
H2

C11
D12

D11
A12
A11

A10
E10

H3
J3
F1

G1
H1

E3

E1
E2

F2

J12

HOOK_ADC

To Page 1(RF CKT)

L6
M8

K8

G12
H10

G11
K12

M5

M6

L4

F12
F13

L5
K4
A7

B10

L10
M10

J4

CON304

To GND

(to Flip Con.)

To Charging CKT

To U201

To CN401

To U201

To U101

MVBAT_ADC

U303

VCHG

1

MOS

2

3

R30 6R311

3

U301

2

7

10

5,6

1

3

5

2

4,8

1

4

U308

From U201

9

3

VBAT(VBATS)

BATTERY CONNECTOR

To U202(IOTA)

From U201(CalypsoLite)

U306

3,4

5

OCP

2

2

U310

c

U103

3

1

3

1

VIO

5

4

6

4
5

From U201

VIO

To U701(FM Tuner)

U102

Charging CKT

U308

7,8

2

1

U304

3

1

4,5

CON303

3

CHARGER

CONNECTOR

1,4

2

R317

D301

REVISIONS

Service Engineering & Optimization

Level 3 Block Diagram

W220

Service Training and Documentation

2006.08.16
Rev. 1.1

Page 2 of 2