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Use this guide to remove a broken Motherboard from your Canon PowerShot SD850 IS.
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Slide the light grey tab toward the edge of the camera using your fingernail.
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Pull the light grey tab up to open the door.
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Slide the small brown tab toward the edge of the camera using your fingernail.
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Let go of the brown tab when the battery pops up.
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Grab battery and pull straight up to remove from holder.
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Remove the following 4 screws:
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Two 2.8 mm Phillips #00 at the bottom of the camera.
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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.
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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.
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Slide light gray door and pull up to open the door.
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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.
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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.
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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.
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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.
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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.
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Carefully slide the data cable out of the connector.
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The LCD should still be connected by the backlight cable.
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To remove the backlight cable, use a spudger or a small flat head screwdriver to unlock the backlight cable.
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Carefully slide out the backlight cable.
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The LCD screen can now be fully detached from the camera body.
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The LCD screen and housing are now in three pieces:
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LCD screen
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LCD screen frame
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LCD back housing
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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.
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Use a set of tweezers to remove the speaker located at the top of the camera on the flash unit.
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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.
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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.
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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.
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Use a spudger or a flathead screwdriver and carefully pry off the plastic piece on top of the flash unit.
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The flash unit can now be removed and replaced.
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Remove four screws located on the back of the camera:
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6.15 mm #00 Phillips
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2.75 mm #00 Phillips
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2.15 mm #00 Phillips
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2.7 mm #00 Phillips
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Use a spudger or a flathead screwdriver and carefully pry out the bulb located in the front of the camera on top of the camera lens.
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Gently remove the camera lens from the rest of the camera.
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Remove the 2.6 mm Phillips #00 located near the shutter release button.
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Use a prying device or your fingers to release the ribbon from its holder.
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Gently remove the shutter release component from the camera.
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Remove the 3.4 mm Phillips #00 located under the camera.
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Next use a prying device or your fingers to release the power trigger cable from its holder.
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Use a prying device or your fingers to release the ribbon from their respective holders located at the top of the camera.
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Use a spudger or a flathead screwdriver to unlock the ribbon located at the back of the camera.
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Then gently slide out the ribbon.
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The whole ribbon and metal casing can now be easily removed from the remains of the camera.
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Use a spudger or a flathead screwdriver to release the motherboard cable.
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Next remove the 3.4 mm Phillips #00 located in front of the camera. wisdom here.
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Now the motherboard can be gently removed from the metal casing.
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To reassemble your device, follow these instructions in reverse order.
To reassemble your device, follow these instructions in reverse order.
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Cal Poly, Team 20-7, Maness Fall 2010 crwdns2935289:0Cal Poly, Team 20-7, Maness Fall 2010crwdne2935289:0
CPSU-MANESS-F10S20G7
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