Canon Powershot Sd550 Zoom Lens Assembly Replacement Repair Guide

Difficulty

Moderate

Steps

Time Required

                          1 hour

Sections

Outer Case
6 steps
LCD Screen
2 steps
Image Sensor
4 steps
Flash Bulb Assembly
6 steps
Zoom Lens Assembly
3 steps

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Introduction

What you need

Step 1

              Outer Case

Remove the battery and SD card from the camera.

Remove the battery and SD card from the camera.

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Step 2

Remove the three 3.8 mm screws from the underside of the camera.
Each of the screws is slightly different, so it is important that you note the original location of each screw.

Remove the three 3.8 mm screws from the underside of the camera.

Each of the screws is slightly different, so it is important that you note the original location of each screw.

Step 3

Remove the 3.2 mm screw from the right side of the camera.
Remove the 2.2 mm screw from the right side of the camera.
One of these screws is hidden under the USB port cover.
Lift the side panel off.
Remove the 1.8 mm screw from underneath the side panel.

Remove the 3.2 mm screw from the right side of the camera.

Remove the 2.2 mm screw from the right side of the camera.

One of these screws is hidden under the USB port cover.

Lift the side panel off.

Remove the 1.8 mm screw from underneath the side panel.

Step 4

Remove the two 2.2 mm screws from the left side of the camera.
Lift the plate from the camera.

Remove the two 2.2 mm screws from the left side of the camera.

Lift the plate from the camera.

Step 5

Gently lift the rear of the case to remove it from the camera.

Gently lift the rear of the case to remove it from the camera.

Step 6

Remove the front of the camera body.
Be sure to keep track of the rubber ring.

Remove the front of the camera body.

Be sure to keep track of the rubber ring.

Step 7

              LCD Screen

Peel the navigation buttons from the button panel and set them aside.
To free the LCD display, remove the 2.9 mm screw in the top left corner.
Rotate the screen clockwise until it lifts away from the camera.
There are two ribbon cables attached to the rear of the screen. Do not try to pull the screen off at this point.

Peel the navigation buttons from the button panel and set them aside.

To free the LCD display, remove the 2.9 mm screw in the top left corner.

Rotate the screen clockwise until it lifts away from the camera.

There are two ribbon cables attached to the rear of the screen. Do not try to pull the screen off at this point.

Step 8

To unplug the ribbon cables, pull them straight out of their plugs. Do this gently to avoid damaging the connections.
After disconnecting both cables, pull the screen away from the camera to remove it.

To unplug the ribbon cables, pull them straight out of their plugs. Do this gently to avoid damaging the connections.

After disconnecting both cables, pull the screen away from the camera to remove it.

Step 9

              Image Sensor

Now the photo sensor is exposed. In order to remove the ribbon cable from its port, first flip up the blue locking mechanism.
After the cable is unlocked, it easily pulls free.

Now the photo sensor is exposed. In order to remove the ribbon cable from its port, first flip up the blue locking mechanism.

After the cable is unlocked, it easily pulls free.

Step 10

In order to remove the photo sensor, you will have to cut through glue and remove screws.
Use a knife to carefully slice through the glue at the tree points indicated. Try not to cut through anything but the glue to avoid damage.
WARNING: Knives are sharp. Treat them with respect.
Now remove the three .15 inch screws holding the photo sensor to the camera frame.

In order to remove the photo sensor, you will have to cut through glue and remove screws.

Use a knife to carefully slice through the glue at the tree points indicated. Try not to cut through anything but the glue to avoid damage.

WARNING: Knives are sharp. Treat them with respect.

Now remove the three .15 inch screws holding the photo sensor to the camera frame.

Step 11

Now you can carefully lift up the image sensor and remove it from the camera.
Be careful not to lose the three small springs or the rubber grommet that lie beneath the sensor.

Now you can carefully lift up the image sensor and remove it from the camera.

Be careful not to lose the three small springs or the rubber grommet that lie beneath the sensor.

Step 12

You have now successfully removed the image sensor.

You have now successfully removed the image sensor.

Step 13

              Flash Bulb Assembly

Once the image sensor is removed, turn the camera over and find the screw in the bottom right corner.
Remove this .01 inch screw to free the ribbon cables.

Once the image sensor is removed, turn the camera over and find the screw in the bottom right corner.

Remove this .01 inch screw to free the ribbon cables.

Step 14

One by one, detach the three ribbon cables from their ports.

One by one, detach the three ribbon cables from their ports.

Step 15

Pay special attention when removing this connector. It does not pull out like the rest of them. Instead, you must use a spudger to lift the connector vertically out of its slot.

Pay special attention when removing this connector. It does not pull out like the rest of them. Instead, you must use a spudger to lift the connector vertically out of its slot.

Step 16

Flip the camera over again so that the rear is showing and remove the two .065 inch screws holding the flash unit in place. They should be on the left side.

Flip the camera over again so that the rear is showing and remove the two .065 inch screws holding the flash unit in place. They should be on the left side.

Step 17

Now you should be able to remove the flash unit from the camera.
When removing the flash, be careful when handling the capacitor. It may contain a powerful charge. Discharge may result in damage and personal injury.

Now you should be able to remove the flash unit from the camera.

When removing the flash, be careful when handling the capacitor. It may contain a powerful charge. Discharge may result in damage and personal injury.

Step 18

You have now successfully removed the flash unit.

You have now successfully removed the flash unit.

Step 19

              Zoom Lens Assembly

Next, remove the three .12 inch screws that hold the lens assembly to the camera.

Next, remove the three .12 inch screws that hold the lens assembly to the camera.

Step 20

Finally, pull the lens assembly away from the camera frame. Make sure that none of the ribbon cables are tangled up.

Finally, pull the lens assembly away from the camera frame. Make sure that none of the ribbon cables are tangled up.

Step 21

You have now successfully removed the Canon PowerShot SD550 Lens Assembly.

You have now successfully removed the Canon PowerShot SD550 Lens Assembly.

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

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                    Matthew Theiss

Member since: 04/14/2011

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Team

                       Cal Poly, Team 18-23, Garner Spring 2011                        

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                                            7 Guides authored

esmaeil - Dec 14, 2015

hi. please help me to reassemble the lens completly.

thanks.

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