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Sony Alpha NEX-3N Lens Release Button Replacement

What you need

  1. Sony Alpha NEX-3N Lens Release Button Replacement, Getting Started: step 1, image 1 of 2 Sony Alpha NEX-3N Lens Release Button Replacement, Getting Started: step 1, image 2 of 2

    • Remove battery and card

    Edit

  2. Sony Alpha NEX-3N Lens Release Button Replacement, Back Case 1: step 2, image 1 of 3 Sony Alpha NEX-3N Lens Release Button Replacement, Back Case 1: step 2, image 2 of 3 Sony Alpha NEX-3N Lens Release Button Replacement, Back Case 1: step 2, image 3 of 3

    • Right side, remove 1 M1.4x3.7 screw

    • Left side, remove 3 M1.4x3.7 screws

    • Bottom side, remove 5 M1.4x3.7 screws, including 2 in battery bay. 2 of them out of this photo, you can find them.

    • Do NOT touch screws on the bottom of LCD assembly.

    Edit

  3. Sony Alpha NEX-3N Lens Release Button Replacement, Back Case 2: step 3, image 1 of 1

    • Pop the flash.

    • In flash room, remove 1 (one) M1.4x3.8 black screw.

    Edit

  4. Sony Alpha NEX-3N Lens Release Button Replacement, Back Case 3: step 4, image 1 of 3 Sony Alpha NEX-3N Lens Release Button Replacement, Back Case 3: step 4, image 2 of 3 Sony Alpha NEX-3N Lens Release Button Replacement, Back Case 3: step 4, image 3 of 3

    • Remove LCD hinge cover, by sliding to the left.

    • Remove back cover, actually just a plastic frame.

    Edit

  5. Sony Alpha NEX-3N Lens Release Button Replacement, LCD assembly: step 5, image 1 of 2 Sony Alpha NEX-3N Lens Release Button Replacement, LCD assembly: step 5, image 2 of 2

    • Remove 1 M1.4x2 screw

    • Remove another M1.4x2 screw, sorry for the angle.

    Edit

  6. Sony Alpha NEX-3N Lens Release Button Replacement, LCD Assembly: step 6, image 1 of 3 Sony Alpha NEX-3N Lens Release Button Replacement, LCD Assembly: step 6, image 2 of 3 Sony Alpha NEX-3N Lens Release Button Replacement, LCD Assembly: step 6, image 3 of 3

    • CAUTION. Sony makes world's MOST BRITTLE FPC!

    • Loosen LCD assemble with caution!

    • Release FPC cable, the connector is flip type.

    Edit

  7. Sony Alpha NEX-3N Lens Release Button Replacement, The LCD assembly: step 7, image 1 of 1

    • The LCD assembly

    Edit

  8. Sony Alpha NEX-3N Lens Release Button Replacement, Keypad: step 8, image 1 of 3 Sony Alpha NEX-3N Lens Release Button Replacement, Keypad: step 8, image 2 of 3 Sony Alpha NEX-3N Lens Release Button Replacement, Keypad: step 8, image 3 of 3

    • Remove 1 M1.4x2 screw

    • Lift the keypad.

    • Detach FPC

    Edit

  9. Sony Alpha NEX-3N Lens Release Button Replacement, Screws: step 9, image 1 of 1

    • Remove 3 M1.4x3.6 black screws, 2 of them out of focus

    Edit

  10. Sony Alpha NEX-3N Lens Release Button Replacement: step 10, image 1 of 2 Sony Alpha NEX-3N Lens Release Button Replacement: step 10, image 2 of 2

    • Slide the flash assembly backwards with caution.

    • Detach flash FPC by pulling it out of the socket.

    • High Voltage! Do NOT touch metal on FPC.

    • Then remove the flash assembly.

    Edit

  11. Sony Alpha NEX-3N Lens Release Button Replacement: step 11, image 1 of 1

    • Remove that part whatever called, by sliding it backwards.

    Edit

  13. Sony Alpha NEX-3N Lens Release Button Replacement, Screws: step 12, image 1 of 3 Sony Alpha NEX-3N Lens Release Button Replacement, Screws: step 12, image 2 of 3 Sony Alpha NEX-3N Lens Release Button Replacement, Screws: step 12, image 3 of 3

    • 1 ST1.7x5

    • 2 ST1.7x5

    • 1 M1.4x3.6 black

    Edit

  14. Sony Alpha NEX-3N Lens Release Button Replacement, The Grip: step 13, image 1 of 2 Sony Alpha NEX-3N Lens Release Button Replacement, The Grip: step 13, image 2 of 2

    • Remove 2 ST1.7x5 screws from inside the battery bay. (one of them not shown, deeper inside) insert screw driver through a hole in the shielding cover.

    • Pop the grip off. From back, push to the right, then it flies forward.

    Edit

  15. Sony Alpha NEX-3N Lens Release Button Replacement, More Screws: step 14, image 1 of 1

    • Remove 2 M1.4x2 black screws

    Edit

  16. Sony Alpha NEX-3N Lens Release Button Replacement, Pop the Shielding Cover: step 15, image 1 of 2 Sony Alpha NEX-3N Lens Release Button Replacement, Pop the Shielding Cover: step 15, image 2 of 2

    • with caution and patient.

    Edit

  17. Sony Alpha NEX-3N Lens Release Button Replacement, One More Shield: step 16, image 1 of 3 Sony Alpha NEX-3N Lens Release Button Replacement, One More Shield: step 16, image 2 of 3 Sony Alpha NEX-3N Lens Release Button Replacement, One More Shield: step 16, image 3 of 3

    • 1 M1.4x3.6

    Edit

  18. Sony Alpha NEX-3N Lens Release Button Replacement, Detach 7000 FPCs: step 17, image 1 of 1

    • Sensor power, flip

    • Sensor signal, flip

    • Shutter, pull

    • Lens contacts, pull. Did I mention that Sony makes world's most brittle FPC?

    • Whatever, pull

    • Whatever, pull

    • Shutter charger motor FPC, (backside, pull out)

    Edit

  19. Sony Alpha NEX-3N Lens Release Button Replacement: step 18, image 1 of 1

    • Flip the Mainboard up

    • Pull out one more FPC

    • Discharge then desolder 4 wires.

    • CAUTION! Possible high DC voltage >300V

    Edit

  20. Sony Alpha NEX-3N Lens Release Button Replacement: step 19, image 1 of 1

    • Lift main board and plastic frame with flash capacitor.

    Edit

  21. Sony Alpha NEX-3N Lens Release Button Replacement, FPC cables: step 20, image 1 of 1

    • Detach sensor Power (L)and Signal(R) FPC

    Edit

  22. Sony Alpha NEX-3N Lens Release Button Replacement, Screws: step 21, image 1 of 1

    • Remove 3-4 ST1.7x5 screws

    • Remove 1 M1.4x5 screw

    Edit

  23. Sony Alpha NEX-3N Lens Release Button Replacement: step 22, image 1 of 2 Sony Alpha NEX-3N Lens Release Button Replacement: step 22, image 2 of 2

    • Remove 4 ST1.7x5 screws for the E-Mount

    • Remove mount metal ring

    Edit

  24. Sony Alpha NEX-3N Lens Release Button Replacement, E-Mount: step 23, image 1 of 3 Sony Alpha NEX-3N Lens Release Button Replacement, E-Mount: step 23, image 2 of 3 Sony Alpha NEX-3N Lens Release Button Replacement, E-Mount: step 23, image 3 of 3

    • Remove mount metal ring

    • Remove mount plastic ring

    • remove mount spring ring

    Edit

  25. Sony Alpha NEX-3N Lens Release Button Replacement, Sensor + Shutter: step 24, image 1 of 1

    • Sensor + Shutter assembly comes off

    Edit

  26. Sony Alpha NEX-3N Lens Release Button Replacement, Sensor Frame: step 25, image 1 of 1

    • Separate sensor + shutter from another frame

    Edit

  27. Sony Alpha NEX-3N Lens Release Button Replacement, The Sensor: step 26, image 1 of 3 Sony Alpha NEX-3N Lens Release Button Replacement, The Sensor: step 26, image 2 of 3 Sony Alpha NEX-3N Lens Release Button Replacement, The Sensor: step 26, image 3 of 3

    • Remove 3 ST1.7x5 screws

    • Remove sensor shield / heat sink. Sensor PCBA might sticks to the shield, just separate them.

    Edit

  28. Sony Alpha NEX-3N Lens Release Button Replacement, Shutter: step 27, image 1 of 2 Sony Alpha NEX-3N Lens Release Button Replacement, Shutter: step 27, image 2 of 2

    • Remove sensor. the shutter assembly comes off.

    • Careful with 3 tiny spacers. Do NOT lose them.

    Edit

  29. Sony Alpha NEX-3N Lens Release Button Replacement: step 28, image 1 of 1

    • Separate Shutter assembly form the mount body.

    Edit

  30. Sony Alpha NEX-3N Lens Release Button Replacement: step 29, image 1 of 3 Sony Alpha NEX-3N Lens Release Button Replacement: step 29, image 2 of 3 Sony Alpha NEX-3N Lens Release Button Replacement: step 29, image 3 of 3

    • Remove 1 screw (from the "Front" side)

    • Separate shutter curtain (Photo 3) from charging motor (not shown).

    Edit

  31. Sony Alpha NEX-3N Lens Release Button Replacement, Lens Release Button: step 30, image 1 of 1

    • Yes, replacing this little innocent part needs 3+ hours!

    Edit

  32. Sony Alpha NEX-3N Lens Release Button Replacement: step 31, image 1 of 1

    • After removing the mount+shutter+sensor, it appears.

    Edit
Conclusion

To reassemble your device, follow these instructions in reverse order.

Author

with 1 other contributor

Terrance

Member since: 11/17/09

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