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Macbook A1278 820-03115 No Backlight

Thread starter Instafixx
Start date Yesterday at 11:42 AM

Instafixx

Active member

Yesterday at 11:42 AM

#1

Device turns on but no backlight.
Tried known good screen as well

2informaticos

Administrator

Staff member

Yesterday at 4:17 PM

#2

Do you get image for sure?

Instafixx

Active member

Today at 8:35 AM

#3

Yes Sir.

2informaticos

Administrator

Staff member

Today at 10:36 AM

#4

Any history available?

Check LED return resistors and their traces.
Compare diode mode readings around U9701 with good board.

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