Samsung SGH-E250 - Page 2

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 F unction
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