macbook air a1466 backlight fuse and lcd connectors repair @ applefix hamilton new zealand

Professional macbook repair in hamilton new zealand. This macbook air a1466 baclight fuse and lcd connectors repait done at applefix hamilton. The logic board of the macbook was liquid damaged and after some repair attempts at other macbook repair shops it was sent to us. Full backlight circuit was blown including lcd connectors. i have already wrote a blog on macbook backlight ic repair which you can read here.

On this macbook first we tested backlight ic whcih was faluty and it was replaced but even after replacing the back light ic still no image. i checked the lcd lvds connectors and find that both backlight lines are burnt on lcd connectors and one of the backlight line pad is ripped / burnt.

Even-though i could have jump wired burnt connectors to existing lcd connectors but because of the extreme liquid damage i decided to replace the macbook air lcd connectors.

In this kind of repair it is very important to have knowledge of how to read schematic diagram. Specially when some of the pads are burnt on pcb board. Without not having the knowledge of where these lines are leading to it is almost impossible to do a successful repair.

To check your macbook backlight problem you can read good article here.

macbook air a1466 backlight fuse and lcd connectors repair at applefix hamilton

If you are reading this article to have some knowledge it is important to know that water or liquid damage electronics will not work just by cleaning because if there is a short on the board it cant be removed by cleaning. Cleaning is important but after you finished examining the board. The solution we use for ultrasonic clean are military grade and will will leave any traces of liquid damage after cleaning and it will be hard to find damaged area. For example see in the below picture we can see where the damageIf your macbook or any other electronic is liquid damaged. Do not turn on do not charge you will make it worse. Rice remedy and hot cupboard treatment never worked. Having moisture or any liquid inside or on the logicboard will create conductivity and flow of the current throu this conductivity will burn the small components on logic board.

macbook air a1466 back light fuse and lcd connectors repair at apple fix...

professional iMac repairs in hamilton new zealand at applefix hamilton

professional iMac repairs in hamilton new zealand

Applefix hamilton are professional iMac repairs in hamilton new zealand from a simple iMac repairs like iMac hard drive or ram upgrades to complicated dead iMac repairs, or iMac logic board repairs applefix hamilton has professional iMac repair lab. The iMac we writing this blog came dead. iMac No startup chime, iMac no display just dead.

The first part to check om iMac when it is completely dead is power supply. Older iMac screen glass is attached with metal frame with magnetic clips and very easy to remove. Newer iMac scene are hard glued with metal frame and easy to break while removing or if you are not using right tools. The best tool we recommend to remove iMac retina screen is in the picture below.

You have to heat the edges of the screen and start sliding / running the above tool and it will cut through the adhesive safely.

First thing to do now is a visual inspection of the components of logic board. We could not find any burnt components the board look like new. Next part we checked is power supply attached power cable pushed power button and checked the power lines going to logic board with multimeter and there was no voltage.

We removed the power supply unit from the iMac and from visual inspection there were burnt components on the iMac power supply. This came out an easy repair.

professional iMac repairs in hamilton new zealand at applefix

AppleFix hamilton at 125 ward street are professional iMac repairs in hamilton new zealand any problem with your iMac hardware or software bring it for a fast iMac repair turn around and most economical iMac repair price.

Anyways we replaced the power supply and iMac got life again and it turns on normally.

call 078394188.i

iphone water damage repair no display fix fl2024 & j2019 jump wire - Applefix hamilton new zealand

Even though we wrote few blogs on iphone water damage repair previously. I decided to make live video watch at above link on iphone water damage repair no display fix fl2024 & j2019 jump wire.

When an iphone get water damage our advise to user is do not turn on do not try charging. Rice remedy and hot cupboard treatment does nothing. your iphone need proper cleaning and fix. There are 90% chances your water damage iphone will work fine if you bring it in with in 12 hours of damage.

Sometimes water damage repair is easy and sometimes it get difficult if multiple components are damaged on the logicboard.

Professional iphone water damage repair at Applefix hamilton new zeland

Finding a skilled iphone water damage repair shop is important as there are many shops and cowboys around. Find who has got professional workshop on site & has skills to fix complicated logic board repairs. Has experience , qualification & knowledge to read schematic diagrams. If a repair shop is outsourcing complicated or logicboard repairs and just acting as a middleman then go to professional directly and save money and time.

In above video the customer has around 4000 pictures and it got water damaged. There was no display at all. We tested iphone and findout iphone still alive but no display. We know from experience the most important line for display is pp_LCM_BL_anode and first component to check is FL2024. As you can watch in my you tube video the filter was burnt. Replaced the filter but still no display. Check in the below picture

Even after replacing the filter still no display. The power line through the filter is passing through capacitor c2017. and than connected to j2019 fpc lcd connector. When lcd lightsup it uses 20volts and if there is moisture on the lines it will blow filters and even lines on pcb board. In this particular water damaged iphone there was moisture / water was present in the same area and not only fl2024 blown the pads from j2019 could not handle 20volts and blown the line.

Finally we have jump wire the capacitor c2017 to fst_fm and we got the display.

From the video we learnt that if there is no display and iphone is live check the components on line pp_LCM_BL_anode

If you are interested in learning iphone, samsung, macbook, laptop, computer & gaming gadget you can take this course https://applefix.co.nz/logicboard-repair-course/

i hope you would have learnt from the above video on 

iphone water damage repair no display fix fl2024 & j2019 jump wire AppleFix hamilton is highly experienced iphone repair shop in Hamilton New Zealand. If your iphone is liquid damaged bring it to us or if you dont live in hamilton you can send your device follow the instruction here

For a free quote call 078394188 or email support@applefix.co.nz or visit our store at 125 ward street hamilton 3204 New Zealand.

iPhone water damage repair no display fix fl2024 & j2019 jump wire

iphone 7 plus restarting rebooting fix u4001 ic replacement – AppleFix Hamilton New Zealand

Unexpected restarting can be caused by the software, content, or hardware. However, it’s hard to directly tell which one is the culprit. If y have already tried doing complete reset through iTunes and you have failed than most probably it is a hardware issue.  In terms of hardware problem, I’m afraid there is nothing you can do about it. It might be due to a damaged logicboard. In this respect, you might have to take it to a well qualified apple repair store like applefix hamilton at 125 ward street hamilton New Zealand. If you live out of hamilton you can mail in your device find the mail in instructions here

For this particular iPhone 7 plus we find it is a hardware problem. The tristar charging ic u4001 not showing any volt on 5 volts line on c4006 capacitor and no power on c4004 1.8 volt line. Even though from our experience on iPhone 6 6s if tristar ic has failed you can still boot the iPhone with a charged battery. But on iPhone 7 and 7 plus faulty tristar ic will make it restart.

iPhone 7 plus restarting rebooting fix u4001 ic replacement . Can you do it? Is it easy fix?

No you have to leave it to experts. AppleFix Hamilton has fully equipped apple repair workshop on sitewatch full youtube video here 

https://www.youtube.com/watch?v=wL_ZfyzzJa4

Macbook air keyboard trackpad not working u2600 ic replacement AppleFix New Zealand

Keyboard & trackpad suddenly stopped working your local IT replaced keyboard & trackpad but still it is not working. MacBook air keyboard trackpad not working u2600 ic replacement in New Zealand. MacBook air keyboard and trackpad are pretty rigid parts. They stopped working usually if you have liquid spill on it. Replacing keyboard and trackpad is quite easy repair and most of the computer repair shop can do it.

But when it comes to MacBook air keyboard and trackpad integrated circuit IC repair it becomes very skilled repair and most of computer repair shop send it away to more skilled repair shop like AppleFix hamilton at 125 ward street Hamilton New Zealand.

U2600 is not the only ic which controls the keyboard and trackpad but most common one to fails. For technicians reading this article do not just takeout this ic if keyboard and trackpad not working even after replacing with new one. There is a procedure to check the ic. See below picture the capacitors which are in connected to u2600 ic.

These all capacitors in red square are in on 3.3 volt line check these caps and resistors. read through digram or board view. Check with multimeter if you all the information you will find on the schematic diagram. if you find it hard how to work around you are suggested to take one of our logic board repair course.

On this particular MacBook logic board u2600 failed. We usually keep donor boards where we can remove the ic and solder on which we repairing. Removing ic also needed to be learnt or you might endup pulling the pads.

Once ic is removed use flux and solder braid to remove any left over solder and clean it with alcohol

There are different types of IC read a good article on integrated circuit here. This type of ic we recomend to do underneath preheating to have good strong joints.

After soldering new ic you have to perform same tests again. Check the volts lines. Which you should have right output. MacBook keyboard trackpad not working u2600 ic replacement is done at applefix in store repair lab.

If you have similar any hardware or software faults on your MacBook pro or MacBook air bring it to applefix. Find our location here. if you live out of Hamilton New Zealand mail your device. Or call +6478394188.