Samsung SGH-X300 service manual free download

File name Samsung SGH-X300 service manual.pdf

GSM TELEPHONE SGH-X300 GSM TELEPHONE CONTENTS 1. Specification 2. Flow Chart of Troubleshooting 3. Exploded Views and Parts List 4. Main Electrical Parts List 5. PCB Diagrams 6. Block Diagrams Disassembling Manual Assembling Manual 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. Code No.: GH68-09643A 2006. 03. Rev.1.0 1. SGH-X300 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-X300 Speclflcation 1-2. GSM Tx Power Class TX Power TX Power TX Power GSM900 DCS1800 PCS1900 control level control level control level 5 33