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Canon PowerShot SD850 IS LCD Screen Replacement

Written By: Peter Tran (and 4 other contributors)
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  • Completions: 1

Difficulty

Moderate

Steps

14

Time Required

20 - 30 minutes

Sections

3

Flags

4

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Introduction

Use this repair guide to replace a broken LCD screen on your Canon PowerShot SD850 IS.

  1. Using your fingernail, slide the light gray tab towards edge of camera. Slide the light gray door and pull up to open the door. In the camera shown in the photos, there is not a Memory Card or Battery.

    • Using your fingernail, slide the light gray tab towards edge of camera.

    • Slide the light gray door and pull up to open the door.

    • In the camera shown in the photos, there is not a Memory Card or Battery.

    • Both Battery and Memory Card slots should be visible.

    Edit

  2. Use your fingernail and slide the small brown tab towards the edge of the camera. The battery will pop up.

    • Use your fingernail and slide the small brown tab towards the edge of the camera.

    • The battery will pop up.

    • Pull battery straight out of battery holder.

    • When putting the battery back in, make sure it the battery is oriented so the terminals connect.

    Edit

  3. Remove the following 4 screws: Two 2.8 mm Phillips #00 at the bottom of the camera.

    • Remove the following 4 screws:

    • Two 2.8 mm Phillips #00 at the bottom of the camera.

    • Two 2.75 mm Phillips #00 on the opposite side of the wrist strap.

    Edit

  4. Open the A/V OUT DIGITAL flap on the side of the wrist strap. Remove the 2.75 mm Phillips #00 under the A/V OUT DIGITAL flap on the side of the wrist strap. Remove the 2.75 mm Phillips #00 under the A/V OUT DIGITAL flap on the side of the wrist strap.

    • Open the A/V OUT DIGITAL flap on the side of the wrist strap.

    • Remove the 2.75 mm Phillips #00 under the A/V OUT DIGITAL flap on the side of the wrist strap.

    Edit

  5. On the bottom of the camera, use your fingernail to slide the light gray tab towards the edge of the camera. Slide light gray door and pull up to open the door.

    • On the bottom of the camera, use your fingernail to slide the light gray tab towards the edge of the camera.

    • Slide light gray door and pull up to open the door.

    • Remove the 8.35 mm Phillips #00 next to the brown tab that holds the battery.

    Edit

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  7. Gently pull the front cover straight out from the camera. This will expose the wiring on the front of the camera. Gently pull the front cover straight out from the camera. This will expose the wiring on the front of the camera.

    • Gently pull the front cover straight out from the camera. This will expose the wiring on the front of the camera.

    Edit

  8. Remove the 2.75 mm Phillips #00 next to A/V OUT DIGITAL.

    • Remove the 2.75 mm Phillips #00 next to A/V OUT DIGITAL.

    Edit

  9. Slide the back casing (with the screen protector) off to reveal the LCD and back wiring.

    • Slide the back casing (with the screen protector) off to reveal the LCD and back wiring.

    Edit

  10. Remove the 1.75 mm Phillips #00 located at the top left of the LCD screen.

    • Remove the 1.75 mm Phillips #00 located at the top left of the LCD screen.

    Edit

  11. Remove the two 3.4 mm Phillips #00 located at the bottom of the camera.

    • Remove the two 3.4 mm Phillips #00 located at the bottom of the camera.

    Edit

  12. Remove the two metal frames that hold the LCD panel in place. Remove the two metal frames that hold the LCD panel in place.

    • Remove the two metal frames that hold the LCD panel in place.

    Edit

  13. The LCD screen should now only be attached by two LCD data cables.

    • The LCD screen should now only be attached by two LCD data cables.

    • Lift the screen from the left side and use a spudger or a small flat head screwdriver to flip the black portion of the connector upward to unlock it.

    • Carefully slide the data cable out of the connector.

    Edit

  14. The LCD should still be connected by the backlight cable.

    • The LCD should still be connected by the backlight cable.

    • To remove the backlight cable, use a spudger or a small flat head screwdriver to unlock the backlight cable.

    • Carefully slide out the backlight cable.

    • The LCD screen can now be fully detached from the camera body.

    Edit

  15. The LCD screen and housing are now in three pieces: LCD screen

    • The LCD screen and housing are now in three pieces:

    • LCD screen

    • LCD screen frame

    • LCD back housing

    • The LCD screen itself can now be removed and fixed/replaced.

    Edit
Conclusion

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

One other person completed this guide.

Author

with 4 other contributors

Peter Tran

Member since: 10/06/2010

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6 Guides authored

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Team

Cal Poly, Team 20-7, Maness Fall 2010 Member of Cal Poly, Team 20-7, Maness Fall 2010

CPSU-MANESS-F10S20G7

6 Members

7 Guides authored

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