A Cellphone Repair Technician's Tips: Things to do before fixing a damaged cellphones

If you are in cellphone repair it is important that you should also know or learn how to identify and knows exactly what things you are going to undertake before you are going to engage into troubleshooting the phone's problem. This tips is part of a cellphone technician standard operating procedure which is very useful in cellphone repair business.

These are just only some brief explanation

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Procedures to Fix and Repair Memory Card Problems and Failures on cell phones

Okay, lets tackle for a while with a very quick steps to fix and repair memory card problems and failure. Hope this might enlighten to those who are having trouble dealing with memory card problems on mobile phones.

Memory card problems occurred in two ways:
Software related and can be fix via software tools and hardware related failure that can only fix via hardware repair.

Software related

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Learning how do Removable Memory Card (MMC ) works on mobile phones circuit

In this tutorials we are going to tackle out how dos the memory card circuit works on mobile phones. As in my previous post I talked about  memory card pin-outs and types of memory cards used on cellular phones.
So this gonna be a continuation for that previous post.

Okay, the block diagram below shows how the removable memory card or MMC card connection to other corresponding components. Since

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Understanding Mobile Phones Removable Memory Card Pinouts - For Memory Card Problems and Failure Repair

By learning how does the removable memory card works on mobile phone devices. We can easily configure on how to repair if something went wrong when the memory card related problems such as  memory card can't be read, memory card not detected and many other related memory card errors  on mobile phones occurred.

But first, we must also understand about removable memory cards and how it is being

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Understanding WLAN and GPS Circuit on Smart Phones

Additional features such as Bluetooth, WLAN and GPS on Smart phones become more popular in the market. As a techie you also need to figure out how this circuit works in order for you to catch up a new evolving designed on mobile  phones.

These additional features is packed into an IC component module in a circuit, and this kind of
of circuit are associated with a master clock which typically a

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Understanding about bluetooth circuit in mobile phones, a key to fix bluetooth problem issues

We already know that Bluetooth is an open wireless device technology standard for exchanging data over short distances from fixed and mobile devices(using short wavelength radio transmissions), creating personal area networks (PANs) with high levels of security.The Bluetooth baseband protocol is a combination of circuit and packet switching. Slots can be reserved for synchronous packets. Each

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Understanding how RF circuit Works on Cell Phones

In cell phone repair it is very helpful to understand how the RF circuits works , for this is a big help when
troubleshooting No signal problem issues.
RF stands for radio frequency , this frequency is used to  transmit and receive the data signals from a mobile phone.

Here's a brief explanation on how does RF circuit works on mobile phones.
This is for GSM RF circuit only, although the WCDMA

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Mobile Phones Problems and Failure with a damaged flex cable

Almost all equipments with LCD displays utilize flat flexible cable to connect the display to the main circuit board.These flat cable ribbon allows extreme space savings and provides the needed flexible cable connection for devices with movable parts such as LCD displays, clamshell phones, slide cellular phones and other gadgets.  Ribbon cable assemblies comes with many  forms and varies

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Can I earn without any having complete tools yet in mobile phone repair?

I just want to post this simple answers here of some new learners that keep asking me, on how to start earning from repair without any having complete repair tools yet at all.
Some beginners might think that fixing a defective phone might as well as too difficult to deal with.
So this is just a quick and simple answer for the above question.

Well, all I can say is that you can start from the

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