How to Clean Points and Connectors of Mobile Phone PCB
Learn How to Clean Points and Connectors of Mobile Phone when Repairing.
Here we will learn how to clean points and connectors of mobile phone PCB when repairing. When doing mobile cell phone repairing, you will often have to clean several points and connectors. Cleaning of points and connectors is done to clean and remove dirt and oxides from solder joints, PCB circuit tracks and the Mobile Phone PCB itself. These dirt and oxides (often copper oxide and carbon oxide) act as resistance and hindrance to flow of current thus affecting the performance of the mobile phone handset.
Tools Needed for Cleaning
You will need following mobile phone repairing tools:
- Precision Screwdriver
- ESD-Safe Brush
- IPA solution or any other PCB cleaning solution or chemical
- IPA dispenser
- Tweezers
- PCB cleaning buds
- PCB holder
How to Clean Points and Connectors of Mobile Phone PCB
- Disassemble the mobile phone and take out the PCB
- Fix the PCB to a PCB holder that can hold it firmly.
- Using a PCB cleaning bud or ESD-Safe Brush and IPA solution or PCB cleaner, clean the connectors, points and solder joints on the PCB.
- You can also use tweezers for cleaning.
- Similarly you can clean the whole PCB of the mobile phone and other parts and components in a mobile phone.
Have a look at following videos to learn and understand how to disassemble a mobile cell phone and repair.
Video: How To Clean Point & Connector of a Mobile Phone
How to Clean Points and Connectors of Mobile Phone PCB FAQs
What materials do I need to clean the points and connectors of my mobile phone PCB?
You'll need isopropyl alcohol (99% pure), a lint-free cloth or cotton swabs, and a soft-bristled brush.
How do I clean the points and connectors of my mobile phone PCB?
First, unplug your phone and remove the battery (if possible). Then, dip a cotton swab or lint-free cloth in isopropyl alcohol and gently wipe the points and connectors. Use a soft-bristled brush to remove any dirt or debris. Once done, let the phone dry completely before reassembling it.
Can I use water to clean the points and connectors of my mobile phone PCB?
No, water can damage the delicate electronic components on your phone's PCB. It's best to use isopropyl alcohol, which evaporates quickly and leaves no residue.
What should I do if my phone still has connectivity issues after cleaning the points and connectors?
If cleaning the points and connectors doesn't resolve your connectivity issues, it's best to seek professional help. Attempting to repair the phone on your own could lead to further damage.
Related Posts:
- Mobile Phone Repairing Tools
- Card Level Parts of a Mobile Phone
- Mobile Phone Parts Identification | How to Identify Parts & Components on PCB of Mobile Phone
- Parts of a Mobile Cell Phone and Their Function (Big Parts)
- Small Parts / Electronic Components of Mobile Phone and Their Function
- How to Check Mobile Cell Phone Settings
- How to Open and Disassemble a Mobile Cell Phone
- How to Use Multimeter
- How to Jumper in Mobile Phone Repairing
- SMD Surface Mount Electronic Components for SMT
- Mobile Phone Repairing Tools Supplier in India
sir when I insert charger then mobile is not shown charger connected or disconnected. where is the fault . plz help
How to change the fault network ic and how to fix the new ic in mobile pcb
i hv frgtd my security code hw to identity fie the code
You will have to unlock the security code using software. Take your phone to any mobile phone repairing shop.