Service Manuals, User Guides, Schematic Diagrams or docs for : Samsung GSM Samsung SGH-X461 service manual
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>> Download Samsung SGH-X461 service manual documenatation <<Text preview - extract from the document GSM TELEPHONE
SGH-X461
GSM TELEPHONE CONTENTS
1. Specification
2. Flow Chart of Troubleshooting
3. Exploded View and Parts List
4. Electrical Parts List
5. PCB Diagrams
6. Block Diagrams
7. Exploded and assembling View
1. SGH-X461 Specification
1-1. GSM General Specification
GSM900 E G S M 9 00 DCS1800
PC S1 90 0
Ph ase 1 Ph ase 2 Ph ase 1
Freq. Ban d [M Hz ] 89 0~ 91 5 88 0~ 91 5 1 71 0~ 1 78 5 18 50 ~1 91 0
Upl in k/Downl in k 93 5~ 96 0 92 5~ 96 0 1 80 5~ 1 88 0 19 30 ~1 99 0
0 ~ 1 24 &
A RF C N ra n g e 1 ~ 1 24 51 2~8 85 5 12 ~8 10
9 75 ~ 10 23
Tx/R x sp aci ng 45 MHz 45 MHz 95 MHz 8 0M Hz
Mod. Bit rat e/ 270.833kbp s 2 70 . 8 33 k b ps 270.833kbp s 27 0. 83 3kb p s
Bit Period 3.692us 3.692us 3.692us 3. 69 2u s
Tim e Sl ot
576.9us 576.9us 576.9us 57 6. 9u s
P eri od /F rame
4. 61 5m s 4 .6 15 m s 4. 61 5ms 4. 61 5ms
Peri od
Modu la t ion 0. 3GM SK 0. 3GM S K 0. 3GM SK 0 .3 GMS K
MS Power 3 3d B m ~ 13 dB m 3 3d B m ~ 5 d B m 3 0d B m ~ 0 d Bm 30 d Bm ~ 0d B m
P ow er Cl a ss 5 p cl ~ 15 p cl 5pcl ~ 19pcl 0pcl ~ 15pcl 0pcl ~ 15pcl
S en sitivi t y -1 02 d B m - 10 2d B m -1 00 d B m - 1 00 dBm
TDM A Mu x 8 8 8 8
Cell Ra d iu s 35 Km 35 Km 2 Km -
1-1
SGH-X461 Specification
1-2. GSM Tx Power Class
TX Power TX Power TX Power
GSM900 DCS1800 PCS1900
control level control level control level
5 33
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