Введение

Use this guide to remove a broken flash unit from your Canon PowerShot SD850 IS.

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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.

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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.

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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.

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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.

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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.

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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.

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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.

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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.

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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.

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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.

When reassembling the camera, the tab that gets flipped up to release the cable will not lock back down into place after the cable is reinserted.

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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.

How to unlock the backlight cable is not at all clear. This also leads to a problem with how to reinsert and lock the cable while putting the camera back together.

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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.

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Remove the 1.85 mm #00 Phillips located on the left side of the camera.
  • Remove the 1.85 mm #00 Phillips located on the left side of the camera.

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Use a set of tweezers to remove the speaker located at the top of the camera on the flash unit. Next use the tweezers to carefully remove the speaker cable off its respective holders.
  • Use a set of tweezers to remove the speaker located at the top of the camera on the flash unit.

  • Next use the tweezers to carefully remove the speaker cable off its respective holders.

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Use a spudger or a flathead screwdriver to remove the camera lens cable located in the front of the camera.
  • Use a spudger or a flathead screwdriver to remove the camera lens cable located in the front of the camera.

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Use a spudger or a flathead screwdriver and carefully pry out the first flash cable from the bottom of the cable.  The white 2 prong power cable pops UP (use spudger below red/black insertion and put upward pressure).  For the yellow one, apply pressure horizontally. Next use a spudger or a flathead screwdriver and carefully pry out the second flash cable.
  • Use a spudger or a flathead screwdriver and carefully pry out the first flash cable from the bottom of the cable. The white 2 prong power cable pops UP (use spudger below red/black insertion and put upward pressure). For the yellow one, apply pressure horizontally.

  • Next use a spudger or a flathead screwdriver and carefully pry out the second flash cable.

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Gently remove the flash component from the rest of the camera.
  • Gently remove the flash component from the rest of the camera.

  • Use a spudger or a flathead screwdriver and carefully pry off the plastic piece on top of the flash unit.

    • The flash unit can now be removed and replaced.

  • Be careful not to touch the capacitor attached to the flash unit as it may still be holding a charge!

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Заключение

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

Peter Tran

Участник с: 06.10.2010

225 Репутация

Автор 6 руководств

Команда

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

CPSU-MANESS-F10S20G7

6 членов

Автор 7 руководств

Комментариев: 0

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