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Faulty chips affect iPad, iPhone’s touch function

Four years after bungling on maps, Apple is caught on a wrong foot over the malfunctioning of touchscreens and a flickering gray bar at the top of the display.

Four years after bungling on maps, Apple is caught on a wrong foot over the malfunctioning of touchscreens and a flickering gray bar at the top of the display.

According to ifixit.org, many iPhone users are reporting the loss of touch combined with a flickering gray bar.

“This issue is widespread enough that I feel like almost every iPhone 6/6+ has a touch of it (no pun intended) and are like ticking bombs just waiting to act up,” Jason Villmer, owner of Misso-uri based repair shop STS Telecom, was quote as telling ifixit.org.

While the touch problem has been around since the launch of the phone, experts say it was not manifested widely until recently. Several iPhone users have complained against touch problem on Apple’s online support forum, without being successful in getting the mobile maker resolve the problem.

The portal, which coined a new phrase “Touch Disease” for this problem, believes that the malfunctioning of the screen stems from Apple’s design of its logic board.

Replacing the touchscreen doesn’t fix the problem, experts feel.

“The gray bar eventually shows up on the new screen, too. Because, according to repair pros, the problem isn’t the screen at all. It’s the two touchscreen controller chips, or Touch IC chips, on the logic board inside the phone.”

“These two chips translate your finger mashing on the display into information your phone can actually use. When the Touch IC chips go bad, you can jab, tap, and poke the screen all you want — your phone can’t correctly process the information. At least, not until these chips are replaced with new ones,” the tech portal explained.

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