Introduction

This guide illustrates how to replace the LCD screen on the Canon PowerShot S400.

Unless stated otherwise, use a Phillips #00 screwdriver to remove all screws. On the backside of the camera, remove the 4.75 mm screw that sits at the top right corner.
  • Unless stated otherwise, use a Phillips #00 screwdriver to remove all screws.

  • On the backside of the camera, remove the 4.75 mm screw that sits at the top right corner.

  • Remove the four 4.75 mm screws that sit at the bottom of the camera.

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On the side of the camera, remove the two 4.75 mm screws that sit near the USB digital terminal.
  • On the side of the camera, remove the two 4.75 mm screws that sit near the USB digital terminal.

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On the side of the camera, remove the four 4.75 mm screws that sit near the wrist strap mount. Remove the two small metal plates, which the four screws held in place. Remove the two small metal plates, which the four screws held in place.
  • On the side of the camera, remove the four 4.75 mm screws that sit near the wrist strap mount.

  • Remove the two small metal plates, which the four screws held in place.

Remove the two small metal plates, which the four screws hold in place.

Mel Moss - Reply

When removing the casing, do not drop the small black plastic piece. This piece sits in a small gap above the lens, to the left of the flash, and underneath the camera case. Remove the small black plastic piece and set it aside.
  • When removing the casing, do not drop the small black plastic piece. This piece sits in a small gap above the lens, to the left of the flash, and underneath the camera case.

  • Remove the small black plastic piece and set it aside.

  • If necessary, use tweezers to remove the small black plastic piece.

  • Detach the front case and back case.

Suggest adding an image to show which piece the guide is referring to. It is difficult to understand without the camera.

Change the following directions to: "If necessary, use a tweezers to carefully remove the small black plastic piece."

Mel Moss - Reply

Do not remove the metal plate this step refers to. Removal at this step may damage the ribbon cable. Wait until the next step to remove the plate.
  • Do not remove the metal plate this step refers to. Removal at this step may damage the ribbon cable. Wait until the next step to remove the plate.

  • Remove the 3.5 mm screw that sits on the metal plate at the bottom of the camera.

  • Remove the two other 3.5 mm screws that sit on the side, to the left of the screw you just removed.

  • In the image, we have already removed some of the screws.

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A ribbon cable attaches to the metal plate and to the main circuit board, on the front of the camera. Gently release the black latch. Remove the ribbon cable and metal plate assembly.
  • A ribbon cable attaches to the metal plate and to the main circuit board, on the front of the camera.

  • Gently release the black latch.

  • Remove the ribbon cable and metal plate assembly.

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On the backside of the camera, remove the 3.5 mm screw that sits to the left of the viewfinder and above the LCD screen. Remove the second 3.5 mm screw that sits directly above the LCD screen.
  • On the backside of the camera, remove the 3.5 mm screw that sits to the left of the viewfinder and above the LCD screen.

  • Remove the second 3.5 mm screw that sits directly above the LCD screen.

  • Gently detach the ribbon cable.

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Locate the ribbon cable on the main circuit board, which sits below the lens.
  • Locate the ribbon cable on the main circuit board, which sits below the lens.

  • Gently release the black latch on the ribbon cable connector and detach the ribbon cable.

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Remove the LCD screen and set it aside. Remove the LCD screen and set it aside.
  • Remove the LCD screen and set it aside.

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Conclusion

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

Ross Bryan

Member since: 01/21/2011

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Cal Poly, Team 5-19, Amido Winter 2011 Member of Cal Poly, Team 5-19, Amido Winter 2011

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