Announcement
Collapse
No announcement yet.
User Profile
Collapse
-
Macbook M1 pro 820-02098 no backlight after UP800 (RAA209100B1) replacement
Hi,
I liquid damaged a Macbook, disassembled it and spotted short near UP800. After desoldering it short was gone so I ordered the chip from [URL]https://aliexpress.com/item/1005005500396324.html[/URL].
Laptop is turning on, I can see something on the display if I flash strong light at it.
After replacing the chip, there is still no backlight. I measured components near the chip on both sides of the board again but everything seems fine.
Next I measured voltages near the chip, there is 5V, 1.2V, also 2.5V on LUXE_C_VDD (seems like it's internally generated by the...
No activity results to display
Show More
Leave a comment: