ATT EL52300 LCD Screen on Handset Replacement

はじめに

This guide requires the intensive removal of other parts such as the motherboard of the handset and the speakers. Please refer to the replacement guides mentioned before in order to complete THIS guide. A potential hazard would be affecting the motherboard by the charge you internally carry, therefore you should use the anti-static wrist strap to prevent this. Also soldering of some equipment is required. This repair guide is needed when there are screen clarity issues that can be replaced with a new phone screen.

必要な工具と部品

手順1 Battery

ATT EL52300 LCD Screen on Handset Replacement, Battery: 手順 1、 2の画像 1

ATT EL52300 LCD Screen on Handset Replacement, Battery: 手順 1、 2の画像 2

Find the bump where the battery cover meets the phone. Put your thumb here, and push and slide the cover down.

編集

手順2

Unplug the battery by squeezing your hands on the small white plug and lifting it up.
Do not pull on the wire itself because you might damage the wire!
The battery is now detached and ready to be removed by lifting it out.

編集

手順3 Motherboard

ATT EL52300 LCD Screen on Handset Replacement, Motherboard: 手順 3、 2の画像 1

ATT EL52300 LCD Screen on Handset Replacement, Motherboard: 手順 3、 2の画像 2

Remove the two 3.75 mm screws with a PH1 screwdriver.

編集

手順4

Use a plastic opening tool to remove the handset case.
Be careful to not lift the case too far as the ringer cable is attached to the case.

編集

手順5

この手順で使用する道具：

Anti-Static Wrist Strap

$7.95

購入する

Remove the two 3.65 mm screws on the motherboard with a PH1 screwdriver.
Use an anti-static wrist strap to prevent damage to the motherboard.

編集

手順6 LCD Screen on Handset

ATT EL52300 LCD Screen on Handset Replacement, LCD Screen on Handset: 手順 6、 2の画像 1

ATT EL52300 LCD Screen on Handset Replacement, LCD Screen on Handset: 手順 6、 2の画像 2

The motherboard is connected to the ringer, which is clipped on to the back plate of your handset.
Pop off the indicated clip using a pointed tweezer.
With the motherboard disconnected from the back plate, turn it over so that the screen is facing you.

編集

手順7

ATT EL52300 LCD Screen on Handset Replacement: 手順 7、 3の画像 3

To get to the connection between the display and the motherboard, remove the casing for the display using a plastic opening tool.
The white casing has a hole cut into it. You are going to slide the display and the speaker through this hole.

編集

手順8

The display has a line of soldered connections to the motherboard. These all need to be undone with a soldering tool, so the screen can be removed.
Please refer to the はんだ付けとはんだ除去の作業ガイド for soldering help.