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SGH-E850 SERVICE TRAINING MANUAL

SGH-E850 SERVICE TRAINING MANUAL. Sei Neu Park H/W Lab 3 SAMSUNG Electronics. Contents. Features Block Diagram --------------- 4 PCB Diagram ----------------- 8 Trouble Shooting ------------- 12 Test Equipment Setting ------ 30. Features. Intenna Phone/ 2Band(GSM900/1800)

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SGH-E850 SERVICE TRAINING MANUAL

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  1. SGH-E850 SERVICE TRAINING MANUAL Sei Neu Park H/W Lab 3 SAMSUNG Electronics

  2. Contents • Features • Block Diagram --------------- 4 • PCB Diagram ----------------- 8 • Trouble Shooting ------------- 12 • Test Equipment Setting ------ 30

  3. Features • Intenna Phone/ 2Band(GSM900/1800) • Mini-Slide type • 0.3 MEGA Pixel Pop-up Camera • 64 Poly Melody • WAP 2.0 / IrDA • MMS, JAVA, SMS

  4. Block Diagram (RF Part)

  5. Schematic Diagram (RF Part) PAM: BGY284E RFIC: UAA3587

  6. Block Diagram (Base Band Part)

  7. Schematic Diagram (Base Band Part)

  8. MAIN PCB Diagram (Top) IRDA CONNECTOR FEM(switch duplexer) PAM RF MODULE(SI4205) YAMAHA BACKEND IC (MULTIMEDIA CHIP) BB(TRIDENT 2 +CSP2200B1) CHARGER IC MEMORY EL CONNECTOR

  9. MAIN PCB Diagram (Bottom) HALL IC

  10. LCD PCB Diagram (top) Camera Sensor

  11. LCD PCB Diagram (Bottom)

  12. Trouble Shooting (Power On)

  13. Trouble Shooting (Initial)

  14. Trouble Shooting (Initial) #1 PWR_KEEP:from TR PWR ON CASE 1.LAB:JIG_ON 2.REAL:USE BAT

  15. Trouble Shooting (Charging) CN300:IF CON

  16. Trouble Shooting (Charging)

  17. Trouble Shooting (GSM Rx)

  18. Trouble Shooting (GSM Tx)

  19. Trouble Shooting (DCS Rx)

  20. Trouble Shooting (DCS Tx)

  21. Trouble Shooting (Rx, Tx)

  22. Trouble Shooting (Audio Part, MIC) R426:MIC BIAS

  23. Trouble Shooting (Audio Part, MIC)

  24. Trouble Shooting (Audio Part, MIC)

  25. Trouble Shooting (Audio Part, Receiver)

  26. Trouble Shooting (Audio Part, Receiver)

  27. Trouble Shooting (SIM Part)

  28. Trouble Shooting (SIM part)

  29. Trouble Shooting (Pop-up sensor) U101:Pop-up sensor

  30. Test Equipment Setting • JIG: Download, Trace, Calibration, etc • RF test cable: RF test • Test cable: PC to phone • Serial cable: PC to JIG • Power supply cable • TA (Travel Adaptor) • Data Cable : USB cable • (mostly for customers)

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