iphone 6s no backlight after screen replacement

iphone 6s no backlight after screen replacement

We receiving lot of iphone 6s no backlight after screen replacement problem. Even though we wrote a blog few months ago on the same iphoe6s backlight problem but some of the iphone 6s we received the technicians tried to replace the same fuse which we have shown in our previous blog. Which was fl4221  some of the technicians made it worse than a normal repair by pulling the pads. Just to aware technicians out iphone 6s back light has around 10 filter or fuse and they all located at different places. For example see the picture below another iphone 6s which was not fl4212 but fl4221 which is 120 OHM 210MA. [caption id="attachment_475" align="aligncenter" width="225"]iphone 6s no backlight after screen replacement iphone 6s no backlight after screen replacement[/caption] Beside these two filters on iphone 6s backlight circuit there are FL4213, FL4291, FL4292, FL4293 and fl4220 fl4230 fl4231 fl4232. You might find out all the filters on the circuit are working but still there is no backlight. In that case next to check is backlight coil or ic or backlight diod. This is not a DIY repair and neither it is a repair for technicians who doesnt know how to check filters and ic and diod etc. [caption id="attachment_476" align="aligncenter" width="225"]iphone 6s no backlight after screen replacement iphone 6s no backlight after screen replacement[/caption] See the below picture each time we work on iphone 6s backlight problem there is always a filter blown at different location [caption id="attachment_477" align="aligncenter" width="300"]iphone 6s no backlight after screen replacement iphone 6s no backlight after screen replacement[/caption]

iphone 6s backlight problem and solution.

Backlight usually require 20volt which is generated by the backlight circuit. The fuse or coil or ic or diod can be blown if the technician is not using ESD safe tools or esd safe mate. Or if the lcd connectors are not placed correctly. If you encountered the same problem iphone 6s no backlight after screen replacement you might need our help. You can always send you device to us . The only solution of backlight repair is to send your device to skilled repair shop. We at applefix hamilton at 85/a victoria street hamilton have fully equipped workshop and all the repairs are instore. Call us for a free quote at 078394188. You might want to read an article on same repair [caption id="attachment_478" align="aligncenter" width="225"]iphone 6s no backlight after screen replacement iphone 6s no backlight after screen replacement[/caption]

Posted on May 10, 2017.

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