Introduction

To replace the Satellite L755 motherboard you will need a Phillips (PH0) screwdriver. The motherboard is fragile and should not be bent or pried away from other parts or forced into place since it may break.

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    • Begin by unscrewing the screw located underneath the battery.

    • Then, unsnap and remove the bar above the keyboard.

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    • Unscrew the four 4mm Phillips #0 screws beneath the bar.

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    • Pull keyboard up and partially out.

    • Detach conductor ribbon.

    • Slide keyboard out completely.

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    • Before anything start by disconnecting the battery.

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    • Next, unscrew the RAM cover and carefully remove it. Then, locate and unscrew the optical drive screw.

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    • Carefully remove the optical drive.

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    • Finally, detach the mounting bracket from the optical drive in order to attach it to the new optical drive then follow the steps in reverse to reassemble it.

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    • Carefully remove the 2 conductor ribbons.

    • Do not tear the yellow tape covering the upper conductor ribbon if possible.

    • The lower right ribbon may be removed at either the left or right ends by flipping up the black tab.

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    • Remove the indicated conduit by gently pulling it away from the motherboard.

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    • Remove the 5mm Phillips #0 screw in the middle of the motherboard, and the 4mm Phillips #0 screw on the upper left near the fan.

    • Remove the four 4mm Phillips #0 screws under the edge covering flaps.

    • Carefully lift out the motherboard and fan.

    • To detach the fan, remove the two 2mm Phillips #0 screws.

Conclusion

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

Anthony Buschini

Member since: 05/04/19

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