MacBook Air 2017 A1466 EMC 3178 820-00165-A No power

longislandtea · 02-14-2021, 10:11 AM

Hi, I' ve this MacBook Air with a strange problem. This laptop come in to my shop with initial problem PULSING (ON/OFF, no fan)

I wrote this attached bios dump that I clean me region by ME INJECT software and Macbook Power on but have a strange defect.

The Macbook Power on only when I connect the AC adapter without battery. It Never power on by clicking power key on keyboard. I also tryed to power on by SMCbypass on the motherboard.

When Macbook is ON and I press ON/OFF key the macbook go off without problem

I tryed to clean me region using FIT but I can't find efi payload for this model MBA7,2.

Can anyone help me?

02-14-2021, 10:11 AM	#1
longislandtea Member Join Date: Sep 2014 City & State: Gela My Country: Italia I'm a: Knowledge Seeker Posts: 28	MacBook Air 2017 A1466 EMC 3178 820-00165-A No power Hi, I' ve this MacBook Air with a strange problem. This laptop come in to my shop with initial problem PULSING (ON/OFF, no fan) I wrote this attached bios dump that I clean me region by ME INJECT software and Macbook Power on but have a strange defect. The Macbook Power on only when I connect the AC adapter without battery. It Never power on by clicking power key on keyboard. I also tryed to power on by SMCbypass on the motherboard. When Macbook is ON and I press ON/OFF key the macbook go off without problem I tryed to clean me region using FIT but I can't find efi payload for this model MBA7,2. Can anyone help me?

Thread Tools
Show Printable Version Email this Page
Display Modes
Switch to Linear Mode Switch to Hybrid Mode Threaded Mode