820-03285 no keyboard no trackpad

bartech

Member
water damage near cc830 and burned hole at that point in pp3v8_aon, i repair hole and change cc830, macbook start working but no trackpad and keyboard.
i check connections of jt400 and all is ok. icheck whit new tracpad and the same
 

bartech

Member
uc380 1- 0v
3-1,3v
4-0,85v
uc860 all 0v
uc840 1,2-1,66v
3-5,18v
5-5,18v
6-5,18v
7,8-0v
uc820 1,2 - 0v
3-1,8v
4-1,8v
8-0v
uc850 1-0v
2-1,79v
3,4,5-13,29v
6,7-0v
uc870 1,2,4,5-1,8v
 

2informaticos

Administrator
Staff member
"uc380 1- 0v
3-1,3v
4-0,85v"
If you meant UC830, there you have problems.
Missing input voltage (3V8_AON) and enable signal.
 

bartech

Member
now the problem is that the power button dont work or its switched on all time because some times it get to chose options or start from disk. now i have support.apple on screen and power button dont work , cant switch off
 

bartech

Member
ok but when i disconnect keyboard and power button from that small board there is still short, that board was changed too
 

2informaticos

Administrator
Staff member
"when the keyboard board is connected there is short, disconected small board - no short"
Can you post a pictures of the "small board"?
 

bartech

Member
ok i hope last problem whit that macbook.
all is working ok but when i close it macbook switch off lcd but he dont wake up after opening. i found water damage las sensor, i change that but its the same. if i turn off it will start again normaly.
 
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