Samsung SGH-G800 Manual de usuario

GSM TELEPHONE

SGH-G800

GSM TELEPHONE CONTENTS

1. Safety Precautions

2. Specification

3. Product Function

4. Array course control

5. Exploded View and Parts list

6. MAIN Electrical Parts List

7. Disassembly and Assembly

Instructions

8. Block Diagrams

9. PCB Diagrams

10. Chart of Troubleshooting

11. Reference data

This Service Manual is aproperty of Samsung Electronics Co.,Ltd.

Any unauthorized use of Manual can be punished under applicable

International and/or domestic law.

Samsung Electronics Co.,Ltd.

2007. 11. Rev.1.0

ⓒ

Country Web Site

North America service.samsungportal.com

Latin America latin.samsungportal.com

CIS cis.samsungportal.com

Europe europe.samsungportal.com

China china.samsungportal.com

Asia asia.samsungportal.com

Mideast &Africa mea.samsungportal.com

GSPN (Global Service Partner Network)

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1. Safety Precautions

1-1

This Document can not be used without Samsung's authorization

1-1. Repair Precaution

●Repair in Shield Box, during detailed tuning.

Take specially care of tuning or test,

because specipicty of cellular phone is sensitive for surrounding interference(RF noise).

●Be careful to use akind of magnetic object or tool,

because performance of parts is damaged by the influence of manetic force.

●Surely use astandard screwdriver when you disassemble this product,

otherwise screw will be worn away.

●Use athicken twisted wire when you measure level.

Athicken twisted wire has low resistance, therefore error of measurement is few.

●Repair after separate Test Pack and Set because for short danger (for example an

overcurrent and furious flames of parts etc) when you repair board in condition of

connecting Test Pack and tuning on.

●Take specially care of soldering, because Land of PCB is small and weak in heat.

●Surely tune on/off while using AC power plug, because arepair of battery charger is

dangerous when tuning ON/OFF PBA and Connector after disassembing charger.

●Don't use as you pleases after change other material than replacement registered on SEC

System.

Otherwise engineer in charge isn't charged with problem that you don't keep this rules.

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Safety Precautions

1-2

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1-2. ESD(Electrostatically Sensitive Devices) Precaution

Several semiconductor may be damaged easilly by static electricity. Such parts are called by

ESD(Electrostatically Sensitive Devices), for example IC,BGA chip etc. Read Precaution below.

You can prevent from ESD damage by static electricity.

●Remove static electricity remained your body before you touch semiconductor or parts with

semiconductor. There are ways that you touch an earthed place or wear static electricity

prevention string on wrist.

●Use earthed soldering steel when you connect or disconnect ESD.

●Use soldering removing tool to break static electricity. ,otherwise ESD will be damaged by

static electricity.

●Don't unpack until you set up ESD on product. Because most of ESD are packed by box

and aluminum plate to have conductive power,they are prevented from static electricity.

●You must maintain electric contact between ESD and place due to be set up until ESD is

connected completely to the proper place or acircuit board.

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2. Specification

2-1

This Document can not be used without Samsung's authorization

2-1. GSM/DCS1800/PCS1900/WCDMA2100 General Specification

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Specification

2-2

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2-2. GSM TX power class

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3. Product Function

3-1

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Main Function

-3G

-RSS reader

-Camera and camcorder

-Synchronisation with Windows Media Player

-Music player

-FM radio

-Image editor

-Digital data printing

-Bluetooth

-File viewer

-Web browser

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4. Array course control

4-1

This Document can not be used without Samsung's authorization

Test Jig (GH80-03307A)

RF Test Cable (GH39-00397A)

Test Cable (GH39-00890A)

Test Jig (GH80-03308A)

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Array course control

4-2

This Document can not be used without Samsung's authorization

Software Downloading

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Array course control

4-3

This Document can not be used without Samsung's authorization

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