C O N T E N T S1. Safety Precautions1-1. Repair Precaution...........................................................................1-11-2. ESD(Electrostatically Sensitive Devices) Precaution...........................1-22. Specification2-1. GSM General Specification..............................................................2-12-2. GSM Tx Power Class......................................................................2-23. Product Function4. Array course control4-1. Downloading Binary Files................................................................4-24-2. Pre-requsite for Downloading..........................................................4-24-3. S/W Downloader Program...............................................................4-35. Exploded View and Parts List5-1. Cellular phone Exploded View.........................................................5-15-2. Cellular phone Parts list.................................................................5-26. MAIN Electrical Parts List7. Block Diagrams7-1. RF Solution Block Diagram.............................................................7-17-2. Base Band Solution Block Diagram..................................................7-27-3. Audio BLOCK.................................................................................7-37-4. CAMERA BLOCK.............................................................................7-48. PCB Diagrams