20061027083252687_SGH-Z650i-COVER-1.pdf

GSM TELEPHONE

SGH-Z650i

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. Block Diagrams

8. PCB Diagrams

9. Flow Chart of Troubleshooting

10. Reference data

This Service Manual is a property of Samsung Electronics Co.,Ltd.

Any unauthorized use of Manual can be punished under applicable

International and/or domestic law.

ⓒ

Samsung Electronics Co.,Ltd.

2006. 10. Rev.1.0

Contents

1. Safety Precautions

1-1. Repair Precaution ...........................................................................1-1

1-2. ESD(Electrostatically Sensitive Devices) Precaution ...........................1-2

2. Specification

2-1. GSM General Specification ..............................................................2-1

2-2. GSM TX power Level ......................................................................2-2

3. Product Function

4. Array course control

4-1. Downloading Binary Files .............................................................4-2

4-2. Pre-requsite for Downloading .......................................................4-2

4-3. S/W Downloader Program ............................................................4-3

5. Exploded View and Parts list

5-1. Cellular phone Exploded View ......................................................5-1

5-2. Cellular phone Parts list ..............................................................5-2

5-3. Disassembly ...............................................................................5-4

5-4. Assembly ...................................................................................5-6

6. MAIN Electrical Parts List

7. Block Diagrams

8. PCB Diagrams

Contents

9. Flow Chart of Troubleshooting

9-1. Baseband ................................................................................9-1

9-1-1. Power ON ..........................................................................9-1

9-1-2. Initial ................................................................................9-4

9-1-3. SIM Part .............................................................................9-6

9-1-4. Microphone Part .................................................................9-7

9-1-5. Speaker Part_1(MP3, SPEAKER PHONE) ................................9-8

9-1-6. Speaker Part_2(RECEIVER) ................................................9-10

9-1-7. Charging Part ...................................................................9-11

9-2. RF .........................................................................................9-13

9-2-1. EGSM RX .........................................................................9-13

9-2-2. DCS RX ...........................................................................9-15

9-2-3. PCS RX ............................................................................9-16

9-2-4. EGSM TX .........................................................................9-17

9-2-5. DCS TX ...........................................................................9-18

9-2-6. PCS TX ............................................................................9-19

10. Reference data

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