What is Screen Touch (PDA) in a Mobile Cell Phone?
Screen Touch (PDA)in a mobile cell phone is an electronic component or part
that helps to operate a mobile phone by touching the screen. Touch
Screen is available in different sizes. It normally has 4 Points namely:
– (+), (-), (RX), (TX). Screen Touch is also called PDA. It is
controlled by the CPU. In some Mobile Phones there is an Interface IC
called PDA IC or Screen Touch IC.
Types of Problems with Screen Touch (PDA) of any Phone:
- Screen Touch not working.
- Only Half Screen Touch Works.
- One key is pressed and some other key works.
Solution of Screen Touch (PDA) Problem:
- Check Settings if the Mobile Phone has Both Keypad and Touch Screen.
- Clean and Resold PDA Tips and PDA Connector.
- Change PDA.
- Check Track of the PDA Section and Jumper if Required.
- PDA IC: Heat or Change.
- CPU: Heat, Reball or Change.
NB:
- If the PDA Problem is not solved by Hardware Then Reload Software to Solve the Problem.
- Construction of PDA
Construction of a Mobile Phone PDA - Any PDA of SAME Size will Fit any Mobile Phone. Any One of the Following 5 Jumper Settings will Work:
Mobile Phone PDA Screen Jumper Solution- Now Enjoy....