Recent content by bartech

lcd connected chime but no image 3V3_S0SW_LCD - 0v DP_INT_HPD-0v

Whitout battery connected, on charger 96w it work very slow but dont restart. Whit battery connected, on charger macbook restart after 2-3 minutes

u8500 1,3,4-5,14v 2-0v 5,6-0v 7-0v

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

when the keyboard board is connected there is short, disconected small board - no short

in safe mode the same, switch off on charger Diagnostics found nothing

no water damage, 5v_S0SW- 0v diode mode on ppvout_s0_lcdbklt_f - 1134

i change u8400 but still apple logo only. check on working lcd and the same

no water damage , when on charger switch off after few minutes, on battery work normal. i change u7000 but still the same, on other battery the same.

pmu is 0v whit and whitout keyboard

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

i jump wire cc830 to nearest pp3v8_aon lt203 and now i get trackpad and keyboard working . thx a lot !

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...

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