Service Manuals, User Guides, Schematic Diagrams or docs for : Samsung GSM Samsung SGH-S730i service manual
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GSM TELEPHONE
SGH-S730i
GSM TELEPHONE CONTENTS
1. Specification
2. Exploded View and Parts list
3. Chart of Troubleshooting
4. Array course control
5. Block Diagrams
6. PCB Diagrams
7. MAIN Electrical Parts List
8. Reference data
9. Safety Precautions
10. Product Function
GSPN (Global Service Partner Network)
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
This Service Manual is a property of Samsung Electronics Co.,Ltd. Samsung Electronics Co.,Ltd.
Any unauthorized use of Manual can be punished under applicable
International and/or domestic law. 2007. 05. Rev.1.0
Contents
1. Specification
1-1. GSM General Specification .......................................................................................1-1
1-2. GSM TX power class ...............................................................................................1-2
2. Exploded View and Parts list
2-1. Cellular phone Exploded View ..................................................................................2-1
2-2. Cellular phone Parts list ............................................................................................2-2
2-3. Disassembly ...............................................................................................................2-9
2-4. Assembly ..................................................................................................................2-11
3. Chart of Troubleshooting
3-1. Baseband ............................................................................................................3-1
3-1-1. Power ON .....................................................................................................3-1
3-1-2. System Initial ................................................................................................3-5
3-1-3. SIM Part .......................................................................................................3-8
3-1-4. Charging Part .............................................................................................3-10
3-1-5. Microphone Part .........................................................................................3-12
3-1-6. Speaker Part ..............................................................................................3-15
3-1-7. Camera Part ..............................................................................................3-18
3-1-8. LCD .............................................................................................................3-21
3-2. RF ......................................................................................................................3-13
3-2-1. EGSM Rx ...................................................................................................3-23
3-2-2. DCS Rx ......................................................................................................3-24
3-2-3. PCS Rx ......................................................................................................3-25
3-2-4. EGSM Tx ...................................................................................................3-27
3-2-4. DCS & PCS Tx .........................................................................................3-28
3-2-6. BLUETOOTH ..............................................................................................3-30
Contents
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. Block Diagrams
6. PCB Diagrams
7. MAIN Electrical Parts List
8. Reference data
8-1. Reference Abbreviate ..............................................................................................8-1
9. Safety Precautions
9-1. Repair Precaution ......................................................................................................9-1
9-2. ESD(Electrostaically Sensitive Devices) Precaution ................................................9-2
10. Product Function
1. Specification
1-1. GSM General Specification
EGSM 900 DCS1800 PCS1900
Freq. Band[MHz] 880~915 1710~1785 1850~1910
Uplink/Downlink 925~960 1805~1880 1930~1990
ARFCN range 0~124 & 975~1023 512~885 512~810
Tx/Rx spacing 45 MHz 95 MHz 80 MHz
Mod. Bit rate/ 270.833 kbps 270.833 kbps 270.833 kbps
Bit Period 3.692 us 3.692 us 3.692 us
Time Slot 576.9 us 576.9 us 576.9 us
Period/Frame Period 4.615 ms 4.615 ms 4.615 ms
Modulation 0.3 GMSK 0.3 GMSK 0.3 GMSK
MS Power 33 dBm~ 30 dBm~
5 dBm 0 dBm 30 dBm~ 0 dBm
4 1 1
Power Class
(max +33 dBm) (max +30 dBm) (max +30 dBm)
Sensitivity -102 dBm -100 dBm -100 dBm
TDMA Mux 8 8 8
Cell Radius 35 Km 2 Km 2 Km
1-1
SAMSUNG Proprietary-Contents may change without notice
This Document can not be used without Samsung's authorization
Specification
1-2. GSM TX power class
TX Power TX Power TX Power
GSM900 DCS1800 PCS1900
control level control level control level
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