Disassembly/Repair of the mobile device Alcatel OT PIXI 4 Plus Power 5023F (Alcatel One Touch Pixi 4 Plus Power 5023F) with each step description and the required set of tools.

⚠️️ Before disassembling. Don't forget to turn your phone off.

Using a spudger or a plastic pick, carefully around the edge, detach the back cover clips, and remove the cover.

Do not insert the tool deeply or bend it. Otherwise, the housing may be tampered with or damaged.

⚠️ Be careful when opening the cover from the volume and power buttons side. Thin cable and fragile buttons are straightforward to damage.

⚠️ Look in advance in the picture for the cables’ location for inter-board, touchscreen, display, buttons (if any) under the cover to not damage them accidentally.

Using a screwdriver (Phillips 1.5 mm PH000), unscrew 13 screws.

⚠️ Try not to touch the camera. The camera is quite fragile!

ℹ️️ Be sure to note the location of the screws before disassembling. When assembling the device, screwing the screw in the wrong place may damage the device or its parts. To avoid damage, the removed screws and individual pieces (as gaskets or brackets) must be laid out in the appropriate order, or the screws and their holes in the phone must be marked with colored markers.

Remove the cover with antennas that protect the printed circuit board (PCB). Try to lift the covers by the edges and not push anything between them to not accidentally touch or short-circuit anything on the PCB.

⚠️ It is crucial while reassembling, checking the spring contacts on the board, and the contact pads on the cover match and touch. Otherwise, signal loss or signal may be quite weak.

Disconnect the battery connector as soon as possible.

ℹ️️ The Alcatel One Touch Pixi 4 Plus Power 5023F model has a battery TLp050BC with 5000 mAh capacity (aka rechargeable battery).

⚠️️ It is highly recommended to disconnect the connector to avoid possible short circuits during disassembly.

Also, try not to use a metal tool to disconnect the rechargeable battery connector or do it carefully.

Using a screwdriver (Phillips 1.5 mm PH000), unscrew the four screws securing the battery.

Nothing is obstructing to remove the battery. Do it carefully.

Disconnect the connectors, carefully peel back the inter-board cable and remove the sub-board (aka daughterboard). Sub-board is glued to the frame with metalized tape to facilitate the process the board so as and the inter-board cable can be heated a bit.

ℹ️️ The board contains a charging port (Micro-USB), microphone, vibration motor, spring contacts for the speaker, and an antenna unit.

⚠️️ It is not necessary to insert the tool under the board when removing the sub-board internal components could be damaged.

Pry up the connectors of the display module cable, inter-board cable, and coaxial cable. Also, release the buttons cable.

⚠️️ Be careful when removing the cables from the connectors, the cables are pretty thin, and it is easy enough to break them or damage the contact tracks inside.

Using a screwdriver (Phillips 1.5 mm PH000), unscrew the two screws securing the motherboard. 

⚠️️️ Try not to touch the camera lenses. They are quite fragile!

If you leave prints or other marks on the lens, it will be difficult enough to clean the lens, and the quality of the images may deteriorate.

Carefully remove the printed circuit board. There is no need to use a lever or try to reach the board by force. Make sure that nothing is getting in the way or holding the board.

⚠️️ Do not bend the circuit board when removing it or push tools under it. Unbeknownst to yourself, you can damage components or cables from the inside.

Disconnect the connector and remove the main camera.

Carefully pry up and remove the front-facing camera from the display module frame.

ℹ️️ In the display module frame remained: the earpiece speaker, coaxial cable.