Disassembling Pentax Optio S4i Lens Assembly - ric

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Introduction

This guide will show you how to remove the main camera lens assembly from the camera's frame.

What you need

1. Step 1 Disassembling Pentax Optio S4i Lens Assembly
  Remove the following screws:
  
  Two silver 3.15mm Phillips #00 screws on the right side of the camera
  
  Two silver 2.08mm Phillips #00 screws on the left side of the camera
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2. Step 2
  Remove the two indicated screws on the bottom of the camera:
  
  The screw circled in red is a longer silver 3.15mm Phillips #00 screw
  
  The screw circled in blue is a shorter silver 2.25mm Phillips #00 screw
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3. Step 3
  Carefully pull the back of casing away from the front.
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4. Step 4
  After removing the back cover, several things must be removed.
  
  Silver donut-shaped button will fall off. Place separately. Remove the plug covers on the right side of camera, labeled “PC/AV” and “DC IN 4.5V”.
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5. Step 5
  To remove the front cover, gently hold the inside structure of the camera and slowly pull the front cover off.
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6. Step 6
  On the front of the camera, in battery case, remove screws indicated:
  
  Two black 2.05mm Phillips #00 screws
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7. Step 7
  Flip the camera over to the backside and remove screws indicated:
  
  The screw circled in red is a longer black 3.00mm Phillips #00 screw
  
  The screw circled in red is a shorter black 2.00mm Phillips #00 screw
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8. Step 8
  Pull the cover plate off for the two power cord jacks.
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9. Step 9
  Cautiously and gently pull up the control board at the upper left corner, next to the viewfinder.
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10. Step 10
  Remove the orange tape on top of the SD cardholder.
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12. Step 11
  Open the battery cover and lift plastic piece off.
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13. Step 12
  Remove tape on left side of camera.
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14. Step 13
  Remove the indicated 2.40mm Phillips #00 screw to release top left LCD bracket.
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15. Step 14
  Remove top left LCD bracket.
  
  This is a small piece, be careful not to lose it.
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16. Step 15
  Push down bottom left LCD bracket to release the LCD from grip.
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17. Step 16
  Gently lift up LCD screen.
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18. Step 17
  Slowly pull LCD screen to the left to remove it from the other grips.
  
  BEWARE: The LCD screen is attached to the logic board by two wires at the bottom.
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19. Step 18
  Lift up tape slightly on both sides of speaker.
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20. Step 19
  Use the pointed end of a spudger to lift up brackets.
  
  Lift speaker cover out.
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21. Step 20
  Remove speaker cover.
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22. Step 21
  Turn camera to front.
  
  Carefully peel off orange wire tape. The tape is glued to the surface indicated.
  
  Lift speaker from holder.
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23. Step 22
  Use a wedge to lift up the wire tape flap.
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24. Step 23
  Insert the point of a spudger underneath the wire shown.
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25. Step 24
  Carefully lift the wire out of the crevasses.
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26. Step 25
  Slowly bend the speaker's wire tape away from the lens assembly. Avoid creasing the tape.
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27. Step 26
  Remove indicated screws:
  
  Three Black 3.80mm Phillips #00 screws.
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28. Step 27
  Remove the indicated black 3.40mm Phillips #00 screw on the bottom of the camera.
  
  Remove copper leads.
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29. Step 28
  Unscrew the indicated 3.80mm Phillips #00 screw on the back of the camera.
  
  Remove screw and bracket.
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30. Step 29
  Turn the camera over to the front.
  
  In the following step, you will undo the indicated pegs. PROCEED TO THE NEXT STEP.
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31. Step 30
  Carefully holding the camera, grab the corresponding two points.
  
  Carefully twist the lens assembly away from you. You will be turning your hand clockwise.
  
  Pull lens assembly out.
  
  The lens assembly is attached to the logic board by wire tape.
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Conclusion

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

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