Service Manuals, User Guides, Schematic Diagrams or docs for : Samsung GSM Samsung SGH-U700 service manual
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GSM TELEPHONE
SGH-U700
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
Contents
1. Specification
1-1. GSM/CDMA 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 ...............................................................................................................2-4
2-4. Assembly ..................................................................................................................2-14
3. Chart of Troubleshooting
3-1. Baseband ............................................................................................................3-1
3-1-1. Power ON .....................................................................................................3-1
3-1-2. System Initial ................................................................................................3-6
3-1-3. SIM Part .......................................................................................................3-8
3-1-4. Charging Part .............................................................................................3-10
3-1-5. Microphone Part .........................................................................................3-13
3-1-6. Speaker Part ..............................................................................................3-16
3-1-7. Receiver Part .............................................................................................3-20
3-1-8. Camera Part ..............................................................................................3-22
3-1-9. LCD .............................................................................................................3-26
3-2. RF ......................................................................................................................3-13
3-2-1. EGSM Receiver .........................................................................................3-30
3-2-2. EGSM Transmitter .....................................................................................3-31
3-2-3. DCS Receiver ............................................................................................3-32
3-2-4. DCS Transmitter ........................................................................................3-33
3-2-5. PCS Receiver .............................................................................................3-34
3-2-6. PCS Transmitter .........................................................................................3-35
3-2-7. UMTS Receiver ..........................................................................................3-40
3-2-8. UMTS Transmitter ......................................................................................3-41
3-2-9. BLUETOOTH ..............................................................................................3-45
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/WCDMA General Specification
EG SM 900 DCS18 00
PCS1900 WCDM A
Phase 2 Ph ase 1
Fr eq. Band[ MHz] 880~915 1710~1785 1850~1910 1920~1980
Uplink/Downlink 925~960 1805~1880 1930~1990 2110~2170
0~124 &
ARFCN r ange 512~885 512~810 10562~10838
975~1023
Tx/ Rx sp acing 45 MHz 95 MHz 80 MHz 190 MHz
Mod. Bit rat e/ 270.833 kbps 270.833 kbps 270.833 kbps
3.84 Mcps/s
Bit Per iod 3.692 us 3.692 us 3.692 us
T im e S lot
576.9 us 576.9 us 576.9 us
Per iod/ Fra me 10 ms
4.615 ms 4.615 ms 4.615 ms
Period
UL:2BPSk
Modu lation 0.3 GMSK 0.3 GMSK 0.3 GMSK
DL:QPSK
MAX:24(+1,-3) dBm
MS Power 33 dBm~5 dBm 30 dBm~0 dBm 30 dBm~0 dBm
MIN:<-50 dBm
Power Cl ass 5 pcl ~ 19 pcl 0 pcl ~ 15 pcl 0 pcl ~ 15 pcl CLASS3
Sensitivity -102 dBm -100 dBm -100 dBm -106.7 dBm
T DM A M u x 8 8 8 -
Cell Radius 35 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
EGSM900 DCS1800 PCS1900
control level control level control level
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