samsung sgh-x460 free download

File name SGH-X460 SVC manual.pdf

GS M T ELEP H O N E Manual SERVICE GSM TELEPHONE CONTENTS 1. Specification 2. Circuit Description 3. Exploded Views and Parts List 4. Electrical Parts List 5. Block Diagrams 6. PCB Diagrams 7. Flow Chart of Troubleshooting ELECTRONICS 1 . SGH - X4 6 0 S p e c if ic a t io n 1. GSM General Specification GS M9 0 0 E GS M 9 0 0 DC S 1 8 0 0 Ph a se 1 Ph a se 2 P h as e 1 F r eq . B a n d [M Hz ] 8 9 0 ~9 1 5 8 8 0 ~9 1 5 1 7 1 0 ~1 7 8 5 Up l in k / Do w n li n k 9 3 5 ~9 6 0 9 2 5 ~9 6 0 1 8 0 5 ~1 8 8 0 0~124 & A RF C N r a n g e 1 ~1 2 4 5 1 2 ~8 8 5 9 7 5 ~1 0 2 3 T x /R x s p ac in g 4 5 MHz 4 5 MHz 9 5 M Hz Mo d . B i t r at e/ 270.833kbps 2 7 0 .8 3 3 k b p s 270.833kbps Bi t Pe r i o d 3.692us 3 .6 9 2 u s 3.692us Ti me Sl o t 576.9us 5 7 6 .9 u s 576.9us P er io d / F r am e P er i o d 4 .6 1 5 m s 4 .6 1 5 m s 4 .6 1 5 m s Mo d u l a ti o n 0 .3 G MS K 0 .3 G MS K 0 .3 GM SK M S P o we r 3 3 d Bm ~1 3 d B m 3 3 d Bm ~5 d B m 3 0 d B m ~0 d B m Po w er C l as s 5 p cl ~ 1 5 p c l 5pcl ~ 19pcl 0pcl ~ 15pcl Se n si t iv i t y -102dBm - 1 0 2 d Bm -100dBm TDM A M u x 8 8 8 C el l Ra d iu s 3 5 Km 3 5 Km 2 Km 1- 1 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization Specification 2. GSM TX power class TX Power TX Power GSM900 DCS1800 control level control level 5 33Ўѕ2 dBm 0 30Ўѕ3 dBm 6 31Ўѕ2 dBm 1 28Ўѕ3 dBm 7 29Ўѕ2 dBm 2 26Ўѕ3 dBm 8 27Ўѕ2 dBm 3 24Ўѕ3 dBm 9 25Ўѕ2 dB