Samsung SGH-E490 service manual free download

File name Samsung SGH-E490 service manual.pdf

GSM TELEPHONE SGH-E490 GSM TELEPHONE CONTENTS 1. Specification 2. Exploded View and Parts list 3. Chart of Troubleshooting 4. Array course control 5. Block Diagrams 6. PCB Diagrams 7. MAIN Electrical Parts List 8. Reference data 9. Safety Precautions 10. Product Function Contents 1. Specification 1-1. GSM General Specification ...1-1 1-2. GSM TX power class ...1-2 2. Exploded View and Parts list 2-1. Cellular phone Exploded View ...2-1 2-2. Cellular phone Parts list ...2-2 2-3. Disassembly ...2-9 2-4. Assembly ...2-11 3. Chart of Troubleshooting 3-1. Baseband ...3-1 3-1-1. Power ON ...3-1 3-1-2. System Initial ...3-5 3-1-3. SIM Part ...3-8 3-1-4. Charging Part ...3-10 3-1-5. Microphone Part ...3-12 3-1-6. Speaker Part ...3-15 3-1-7. Camera Part ...3-18 3-1-8. LCD ...3-21 3-2. RF ...3-13 3-2-1. EGSM Rx ...3-23 3-2-2. DCS Rx ...3-24 3-2-3. PCS Rx ...