Samsung SGH-E250 Bedienungsanleitung

GSM TELEPHONE

SGH-E250

GSM TELEPHONE CONTENTS

1. Safety Precautions

2. Specification

3. Product Function

4. Array course control

5. Exploded View/Disassembly

and Assembly Instructions

6. MAIN Electrical Parts List

7. Block Diagrams

8. PCB Diagrams

9. Flow Chart of Troubleshooting

10. Reference data

CONTENTS

1. Safety Precautions

1-1. Repair Precaution......................................................................................................1-1

1-2. ESD(Electrostatically Sensitive Devices) Precaution...............................................1-2

2. Specification

2-1. GSM General Specification.......................................................................................2-1

2-2. GSM Tx Power Class...............................................................................................2-2

3. Product Function

4. Array course control

4-1. Sofrware Adjustments................................................................................................4-1

4-2. Sofrware Downloading .............................................................................................4-2

5. Exploded View/Disassembly & Assembly Instructions

5-1. Cellular phone Exploded View..................................................................................5-1

5-2. Cellular phone Parts list............................................................................................5-2

5-3. Disassembly & Assembly Instructions......................................................................5-4

6. MAIN Electrical Parts List

7. Block Diagrams

7-1. Base Band Block Diagram........................................................................................7-1

7-2. RF Block Diagram.....................................................................................................7-2

8. PCB Diagrams

CONTENTS

9. Flow Chart of Troubleshooting

9-1. Pown on.....................................................................................................................9-1

9-2. Initial...........................................................................................................................9-3

9-3. Charging Part.............................................................................................................9-5

9-4. SIM Part.....................................................................................................................9-7

9-5. Microphone Part.........................................................................................................9-9

9-6. Speaker Part(Melody)..............................................................................................9-11

9-7. Key Data Input........................................................................................................9-13

9-8. Receiver Part...........................................................................................................9-14

9-9. Back Light(for Color Main LCD).............................................................................9-15

9-10. Key Back Light......................................................................................................9-17

9-11. Camera Part...........................................................................................................9-19

9-12. GSM Receiver........................................................................................................9-21

9-13. GSM Transmitter....................................................................................................9-22

9-14. DCS Receiver........................................................................................................9-23

9-15. DCS Transmitter....................................................................................................9-24

9-16. PCS Receiver.........................................................................................................9-25

9-17. PCS Transmitter.....................................................................................................9-26

9-18. Bluetooth Part........................................................................................................9-28

9-19. Radio Part..............................................................................................................9-30

10. Reference data

SAMSUNG Proprietary-Contents may change without notice

1.  

1-1

This Document can not be used without Samsung's authorization

  

       

      

          

           

           

          

     

         

            

              

             

     

               

               

         

               

             

SAMSUNG Proprietary-Contents may change without notice

S 

1-2

This Document can not be used without Samsung's authorization

    

              

          

        

             

             

   

          

               

 

                   

         

                  

        

2. Specification

2-1

2-1. GSM General Specification

GSM900

Phase 1 EGSM 900

Phase 2 DCS1800

Phase 1 PCS1900

Freq.

Band[MHz]

Uplink/Downlink

890~915

935~960 880~915

925~960 1710~1785

1805~1880 1850~1910

1930~1990

ARFCN range 1~124 0~124 &

975~1023 512~885 512~810

Tx/Rx spacing 45MHz 45MHz 95MHz 80MHz

Mod. Bit rate/

Bit Period 270.833kbps

3.692us 270.833kbps

3.692us

Time Slot

Period/Frame

Period

576.9us

4.615ms 576.9us

4.615ms

Modulation 0.3GMSK 0.3GMSK 0.3GMSK 0.3GMSK

MS Power 33dBm~5dBm 33dBm~5dBm 30dBm~0dBm 30dBm~0dBm

Power Class 5pcl ~ 19pcl 5pcl ~ 19pcl 0pcl ~ 15pcl 0pcl ~ 15pcl

Sensitivity -102dBm -102dBm -100dBm -100dBm

TDMA Mux 888 8

Cell Radius 35Km 35Km 2Km -

Speclflcation

2-2

TX Power

control level GSM900

533±2dBm

631±2dBm

729±2dBm

827±2dBm

925±2dBm

10 23±2 dBm

11 21±2 dBm

12 19±2 dBm

13 17±2 dBm

14 15±2 dBm

15 13±2 dBm

16 11±3 dBm

17 9±3dBm

18 7±3 dBm

19 5±3 dBm

TX Power

control level DCS1800

030±3dBm

128±3dBm

226±3dBm

324±3dBm

422±3dBm

520±3dBm

618±3dBm

716±3dBm

814±3dBm

912±4dBm

10 10±4 dBm

11 8±4dBm

12 6±4 dBm

13 4±4 dBm

14 2±5 dBm

15 0±5 dBm

TX Power

control level PCS1800

030±3dBm

128±3dBm

226±3dBm

324±3dBm

422±3dBm

520±3dBm

618±3dBm

716±3dBm

814±3dBm

912±4dBm

10 10±4 dBm

11 8±4dBm

12 6±4 dBm

13 4±4 dBm

14 2±5 dBm

15 0±5 dBm

2-2. GSM Tx Power Class

SAMSUNG Proprietary-Contents may change without notice

3. Product Function

3-1

This Document can not be used without Samsung's authorization

Main Function

-SlimSlide Design Intenna

-VGA Camera

-Bluetooth V.2.0

-Stereo Bluetooth Headset

-Mobile Tracker & SOS Messaging

-Large 2.0" 65K Color TFT Display

-SMS/MMS/E-Mail

-WAP 2.0 / Java MIDP 2.0

-MP3,AAC,MP4,3GPPDecoding

-Video Recording and Messaging

-GSM/GPRS Class 10

-Triple Band(GSM900/DCS,PCS)

-64 Poly

-Speaker Phone

-Voice Clarity

SAMSUNG Proprietary-Contents may change without notice

Product Function

3-2

This Document can not be used without Samsung's authorization

SAMSUNG Proprietary-Contents may change without notice

4. Array course control

4-1

This Document can not be used without Samsung's authorization

4-1. Software Adjustments

Power Supply Cable

Serial Cable(CSA LL64151-A)

Test Jig (GH80-03306A) Test Cable (GH39-00499A)

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