820-2879 no orange

[wirelessplanet]

Board came in clean no liquid damage no power no orange light and no pp3v42

u7000 was getting hot, replaced it and now have pp3v42 but no orange light and no ppbus

u7000 pins
1-15.4v
2-2.3v
3-4v
9-0v
12-3.4v
13-3.4v
14-0
15-.052
17-.052
19-3
20-3
27-16.5

 

[2informaticos]

"2-2.3v"
Check R/D7005...

 

[wirelessplanet]

r7005 was giving bad reading replaced.

1-.08
2-16.8
3-4.92
9-.14
12-1.22
13-.52
14-1.234
15-1.01
17-2.58
19-5.06
20-5.06
27-16.5

 

[2informaticos]

"15-1.01"
Check R7050/51/52.

"12-3.4v
----------
12-1.22"
What happened?

"13-.52"
Missing SMC_RESET_L or/and 3V42_G3H, maybe bad R7000???

 

[wirelessplanet]

pp3v42 went short to ground for some reason. let me find out what went wrong