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Smartphone Repair Training Course – Learn How To Fix Mobile Cell Phones

Why cannot I connect with ANY wifi get admission to level?

I will see wifi get admission to issues in vary, however can not connect with them. Open or secured makes no distinction. What might be inflicting my factor?

 

Solution 

Are you getting access to the similar AP with both open or WPA2 connections? If you’re your Cable router is also restricted on what number of connections it could permit get admission to even though.
I’d pass to a espresso store some the place which has an open WiFi carrier and notice if it connects that approach if it does that issues again in your setup as being the problem Vs the iPad.
If you continue to cannot attach at the espresso store’s open WiFi carrier I’d erase the iPad and reload the whole thing. Ouch!

 

Problem

 

How to release iPad when its connected with an apple account?
I purchased an iPad four 2d passed. I am not certain what’s improper with it. I restored it to manufacturing facility settings and now when i attempt to turn on it , it helps to keep asking me for the former house owners apple ID and that i
should not have his quantity anymore.. What must i do? Is my iPad just about bricked perpetually?

 

Solution 

Please attempt to turn on the iPad . If iPad displays this software is connected with ([email protected]) then it may be got rid of simply. if displays this software has been misplaced or stolen then can not do anything else.
Normal Process: Requirement is the POP(Invoice of the software). If you will have the invoice of this software.
Just name AppleCare they’re going to lend a hand you higher. They will take away this inside three days. Only if software now not been stolen or misplaced.
AppleCare want handiest software invoice and inform them you’re not able to turn on the iPad.
For iPad 2,three,four there’s a hardware resolution through converting some resistors and through changing from cell GSM or cell CDMA to wifi type additionally imaginable can also be completed vice versa which would require to
solder GSM board or CDMA board to wifi type.

 

Problem

Can I take advantage of a scorching plate to take away an S4 digitizer?
I am certain the general public right here know that heating up an S4 digitizer with a hairdryer and disposing of it that approach can also be reasonably a chore. I am simply questioning if somebody has ever used a scorching plate to try this
as a substitute? Is it a good suggestion? If so what temperature do I set it to with out harmful the S4?

 

Solution 

 

Yes, set it to 65C, five mins on each and every facet go away the S4 at the scorching plate whilst taking it off.

 

Problem

Gray traces on LCD after display screen substitute, now iPad wont energy
 

Solution

Do a troublesome reset. By unplugging the good judgment board you successfully did a troublesome reset. And additionally take a look at totally disconnecting the good judgment board and reinstalling it. 

 

 

“Ghost touching after digitizer replacement”

I changed the digitizer of a white S4  and after some time of use the S4 began registering random touches, typing random phrases and stuff like that. i assumed it used to be the digitizer so i were given a
2d one and its doing the similar factor. The digitizer flex cable appears to be tightly in.

 

Solution 

It appears like you could have a hardware or a tool factor, attempt to open up the software and ensure all cables are on appropriately through disposing of and reinserting. It May even be a ribbon connector factor.
If that does not paintings you will have to do a repair or a manufacturing facility reset. 

Try Below First:

 
1. Super blank the digitizer contacts and seat them firmly. 
2. Flatten the body to inside a 1/16th of an inch.
three. I Changed ribbon connector.

The first two digitizers have been jittery. I returned the primary one however since they’re so reasonable I simply purchased a 3rd one that I used within the ultimate restore. So there’s a small probability that the primary two
have been faulty or I did not seat them just right sufficient (however I doubt it.) I additionally would possibly have over-heated certainly one of them in my try to seat it at the warped body. But the general digitizer is operating nice and
so I’m having a bet at the warped body being the wrongdoer.

 

Problem

 

 

My Smartphone displays charging image, however isn’t charging…

it’s appearing the charging image, however now not charging… What is happening?

 

Solution 

Be certain that you’re charging the usage of the proper wall adapter like this one right here. Also ensure that the charging cable isn’t longer than 3 toes (or one meter). There is an excessive amount of voltage drop
for the Smarphone to fee correctly on maximum longer cables. Some Smartphones additionally is not going to correctly fee when plugged in to a PC or Mac – now not sufficient voltage over the standard USB connection.

Most of what I see is hardware disasters, and this can be a not unusual one known as ‘pretend charging’ that may occur after water injury or drop injury damages in telephones which reasons a hardware fault at the good judgment
board. I had an S3 mini in recent years that had a equivalent problem—charging ok however the battery proportion by no means went up or down….that one became out to be a tiny resistor close to the battery connector had
rubbed off.

Update:

 

S4 pretend charging is almost certainly a burned U2 charging ic chip, identical to within the S3. I’ve observed this so much this yr

 

I are aware of it’s roughly overdue to reply to this however to somebody who’ve this factor, it is your charger cable, within the cable there are a couple of wires for various issues, I do not know precisely which does what,
however a few of them are for charging , a few of them are for USB connection , I feel the ones wires for charging are broken and while you plug it in , Smartphones thinks it is attached to the charger
as a result of the ones wires that don’t seem to be broken but…you must purchase some other charger cable, like I do , each unmarried month !


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