Samsung SGH-E250
GSM TELEPHONE Service Manual
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.