macbook air 820-00165 no trackpad/mouse

maazkamani

New member
liquid damage macbook air no power.

p5v_s4rs3_vfb1_r had a broken trace. jumped it and turns on now

but trackpad and mouse dont work

i can do smc reset but just option alone doesnt work

J4800
Pin 10:
3.32V
Pin 14: 5.10V
Pin 19: 3.40V


i dont have an extra trackpad and k/b to try. i doubt its that. they look clean

any idea what to do next

tia
 

dukefawks

Administrator
Main voltages seem ok. First thing to try now are another trackpad and cable. Cable is the most likely problem. You could beep out all the pins from the board to the trackpad to confirm the cable is good.
 

maazkamani

New member
i did that. all continuity is present. ill check out another trackpad and cable tomorrow and then ill go from there. thx
 
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