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SGH-F250
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Reference data
10-2
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Contents
Main
GSM TELEPHONE
SGH-F250
Page
1. Safety Precautions
1-1. Repair Precaution
1-2. ESD(Electrostatically Sensitive Devices) Precaution
2. Specification
2-1. GSM General Specification
2-2. GSM Tx Power Class
2-2
control level GSM850
control level DCS1800
control level PCS1800
3. Product Function
Page
Page
Page
4-2. Software Downloading
Page
5. Exploded View and Parts List
5-1
5-1. Cellular phone Exploded View
5-2. Cellular phone Parts List
Design LOC Description SEC CODE
Description SEC CODE
6. Main Electrical Parts List
Page
Page
Page
Page
Page
Page
Page
7. Block Diagrams
7-1
7-1. BaseBand Solution Block Diagram
RF part
PCF50611
OSC300 32KHz
Page
Page
Page
9. Flow Chart of Troubleshooting
9-1
9-1. Power On
Page
Page
9-4
9-2. Initial
Page
9-6
9-3. Charging Part
Page
Page
9-9
9-4. Sim Part
Page
9-11
9-5. Microphone Part
Page
Page
Page
9-15
9-6. Speaker Part(Melody)
Page
Page
9-18
9-7. Key Data Input
9-19
9-8. Back Light (for Color Main LCD)
9-20
9-9. Key Back Light
9-21
9-10. Camera part
9-22
9-11. Radio part
Page
9-24
9-12. GSM Receiver
9-25
9-13. DCS Receiver
9-26
9-14. PCS Receiver
Page
Page
9-29
9-15. GSM Transmitter
9-30
9-16. DCS Transmitter
9-31
9-17. PCS Transmitter
Page
9-33
9-18. Bluetooth part
Page
10. Reference data
Reference Abbreviate
Page
11. Disassembly and Assembly Instructions
11-1. Disassembly Instructions
Page
Page
11-2. Assembly Instructions
2
3
1
4
