Introduction

Released in June 2005, the Sony Ericsson K750i was a flagship model known for its advanced mobile technology and premium features, though it does not support 3G service. This guide will walk you through the steps to disassemble the K750i, providing a closer look at the inner components of this iconic mid-2000s device. This process will allow you to explore the internal workings of a device that once retailed at $600, showcasing Sony’s top technology of the era.

Disassembly of the K750i may be necessary if you need to replace or inspect internal parts due to performance issues or physical damage. While this guide requires no advanced skills, it is essential to use some listed tools and handle each component carefully to avoid damage.

Before beginning, ensure the phone is fully powered off and disconnected from any power sources.

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    • Remove the battery cover.

    • Press down firmly with your thumb and slide the cover back.

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    • Remove two Phillips #0 screws from the battery chamber.

    • Remove two Torx T6 screws from the battery chamber.

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    • Gently pry off the back casing.

    • Work an opening tool around the entire seam before attempting to pull off the casing. This action will reduce the chance of cracking the casing.

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    • Remove the casing to expose the camera's components.

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    • Gently pry open the front casing by working an opening tool along the entire seam.

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    • Remove the front casing by gently lifting it from the phone.

    • Be careful not to pull off any other delicate pieces.

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    • Remove the keypad.

    • The LCD screen is very fragile. Be careful not to catch the keypad on it while removing.

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    • Remove the screws holding the screen in place.

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    • Gently lift the base of the keypad to remove it.

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    • Gently pull up the green film, avoiding the joystick.

    • The LCD screen will be attached to this film and come off with it.

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    • Remove the back cover from the phone.

    • Gently slide the ribbon out of its connection.

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    • Lift the motherboard out of the phone.

    • The ribbon is fragile so work the motherboard off around the ribbon to prevent damage.

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    • Pry off the microchip that is located below the ribbon.

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    • Lift out the plastic support to complete the teardown.

Abby Evers

Member since: 04/10/11

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One comment

Very helpful!

Nibhish Naik -