Acer Predator Helios 300 PH317-51-N17C3

[simplylcd]

Having trouble with this board not charging the battery.

Acer Predator Helios 300 PH317-51-N17C3
dh53f la-f991p

Pin1 is being pulled down to 2.2v with battery connected or not, it should be 19v.

Is PU301 faulty and needs replacing - not good on laptops - normally only fix Apple Mac's.


pu301 88739a
1=2.2v ??
2=3.1v
3=3.2v
4=3.2v
5=0v
6=0v
7=0v
8=0v
9=0v
10=0v
11=1.4v
12=
13=0.15v
14=4.69v
15=4.69v
16=1.8v
17=
18=2.2v
19=0v
20=0v
21=0v
22=0.5v
23=0.5v
24=0.4v
25=0.15v
26=0.4v
27=0.11v
28=0.11v
29=0v
30=0v
31=0v
32=0v

Thanks for any help (Board view attached)