SAMSUNG SGH-2200 Service Manual

DUAL BAND Mobile

1

/

2

ABC

3

DEF

4

5

JKL

GHI

6

MNO

7

8

TUV

0

PQRS

+

9

WXYZ

Cellular Phone

SGH-2200

Manual

SERVICE

DUAL BAND Mobile Cellular Phone CONTENTS

1. Exectrical Parts List

2. Exploded Views and Parts List

3. Block Diagrams

4. PCB Diagrams

5. Schematic Diagrams

SERVICE

DUAL BAND Mobile
Cellular Phone

SGH-2200

1

/

2

ABC

3

DEF

4

5

JKL

GHI

6

MNO

7

8

TUV

0

PQRS

+

9

WXYZ

Manual

DUAL BAND Mobile Cellular Phone CONTENTS

1. Exectrical Parts List

2. Exploded Views and Parts List

3. Block Diagrams

4. PCB Diagrams

5. Schematic Diagrams

5-1 Schematic Diagrams

PCB FIXING HOLES

C8

100NF

VCC

1K

Q5

DTC114YE

2

3

1

R269

ground

ground

1K

R268

RFGND

ground

4

5

VCC

AVCC

UMC5NTL

U7

1

2

3

ground

C7

100NF

100K

R29

475K,1%

R7

AGND

*

TH1

NTH5G40B473J01TE

ground

R40

100K

ground

U46

UDZ6.8B

100K

R41

AVCC

H3H1

AGND

100K

R42

ground

H2

4

5

ground

H4

UMN1

D2

123

uP_ON_OFF

DCVOLT

ground

ON_OFF

DCIN

GROUND

VCC

AVCC

POWER

TEMPERATURE

RTC_3V3

5. Schematic Diagrams

5-1 Power Management Schematic

5-2Schematic Diagrams

2.2UFC55

2.2UF

ground

RFGND

ground

ground

C52

C44

220UF/6.3V

RFGND

C66

10NF

5

_LBO

3

_SHDN

6

B1

PAS614L-VL3

7

BATT

4

CLSEL

FB

1

8

GND

2

LBI LX

9

OUT

10

REF

C257

RFGND

MAX1676EUB-T

U12

4

5

VOUT

100NF

ground

U16

LP2980AIM5X-3.3

GND

2

NC

100NF

C255

R50

200

C60 2.2UF

ground

U14

BYPASS

4

2

GND3ON/OFF

1

VIN VOUT

5

GND2ON/OFF

3

VIN

1

5

VOUT

LP2982AIM5X-3.0

U15

LP2982AIM5X-3.0

4

BYPASS

10NF

C46

C56 2.2UF

10UF/10V

C65

C73

10UF/10V

C69

10NF

C51

10UF/10V

RFGND

R304 0

RFGND

10UF/10V

C61

ground

AGND

RFGND

RFGND

ground

ZD2

MCL4154

VOUT

RFGND

10NF

C74

U17

LP2982AIM5X-3.0

4

BYPASS

GND2ON/OFF

3

VIN

1

5

4

BYPASS

GND

2

ON/OFF

3

VIN

1

5

VOUT

AGND

ground

U18

LP2982AIM5X-3.0

RFGND

RFGND

2.2UFC59

DGND

10UF/10V

C49

L1

DO1608C-473LP

RFGND

AGND

10UF/10V

C63

47uH

D4

PRLL5819

10UF/10V

C50

100NF

ground

220UF/6.3V

C67

ground

C256

2

4

NC

3

ON/OFF

1

VIN

5

VOUT

ground

U13

LP2981AIM5X-3.0

GND

C58

RFGND

C258

100NF

C259

1UF

10NF

ground

100NF

C45

RFGND

2.2UFC72

RFGND

RFGND

NC

C281

DGND

DGND

AGND

RFGND

C260

100NF

U20

BYPASS

4

2

GND3ON/OFF

1

VIN VOUT

5

RFGND

RFGND

LP2982AIM5X-3.0

RTC_3V3+VBATT

AVCON

NCR303

VCTCXO_CONT

3VBRIGHT

3VSYNTH

3VTX

VCC

AVCC

XVCC

POWER

+3VRTC

VSYNEN

5-2 PSU Schematic

5-3 Schematic Diagrams

3.3UF

16V

ground

C288

100NF

C263

C254

ground

AGND

AVCC

ground

1UF

R278

18K,1%

ground

3

ground

ground

ground

ground

NFM2012P13C474F

E2

2

1

DAN222TL

D5

16V

3.3UF

C264

ground

ground

R279

270K,1%

R272

ground

AGND

C291

100NF

1K

AGND

R276

7.5K,1%

C14

12K,1%

R277

10UF/6.3V

C70 100PF

ground

100NF

C290

R51

200K,1%

C62

100NF

10uH

L25

ground

ground

ground

100NF

C287

3

2

100NF

C22

2

ground

DTC144EE/TR

Q15

1

AVCC

DTC144EE/TR

Q16

1

3

68K,1%

R55

AGND

2

C262

10UF/6.3V

Q14

DTC144EE/TR

1

3

R57

91K,1%

150K,1%

AGND

100NF

C261

VCC114VCC2

15

R56

GND5

16

6

NC1

11

NC2

5

OVP

13

PROG

SENSE

7

2

SW

12

VC

BAT

10

3

BOOST

1

GND1

GND2

4

8

GND3 GND4

9

1UF

LT1510-5CGN#TR

U44

R16

100K

C64

UPS5817

ZD9

ground

ZD1

UPS5817

U19

MAX4040EUK-T

2

3

4

5

1

ground

ground

CHG_ON

MAX4.2_BOOT

DCVOLT

300

R274

+VBATT

AVCC

GROUND

AGND

BAT_VOLT

+VBATT

5-3 B.B Charger