Search results

ok so u9000 not shooting out 3.3v but it does have input of 3.3v i check p1 and lcd_igpwr missing i check resistor r1984 it has no power and measures to around 81k so i think pch is screwed.. i also run thermal and can see pch is very hot -like 75c normally i see around 50c reflow pch?

i will post lcd voltage but how come no chime? is this because from audio lines?

PRAM didnt work. external is hard because now i got no thunderbolt. what is best way to get external?

Yes usb activity is there. the problem is i got no display and chime?

do you think a preheater is required?

So what temp reflow.. for CPU?

it start from 1.12v then drop to 0.9v

unfortunately no history but no sign of drop or liquid. I have artifacting after running one hour at login screen small green line

missing voltage on L7550 L7510 L7520 have 0.9v no usb activity

hey there, backlight is back and hasnt disappeared since. i have done heaven for around 2 hours... not sure what it was but there was alot of dust... maybe that was the issue?

no chime...

OMG :( i am brain dead - this is a 820-00244 not 00165 which is air :( i mixed board numbers in my head

only complaint is from client. i will test with heaven thanks for the tips. i have been using tech tools pro. but definately try hwmonitor

usb test usb does same thing. interesting - in OS i booted. went to safari put on you tube watch video in full screen 15-20 minutes no problem. I exit full screen scroll up and down machine turn off. no other history known. smc bypass is with power button extend press?

i just ran flir over the machine it nothing looks out of the ordinary. max temps i can see 60c on u1800 should i still run hwmonitor for temps?

This machine runs great except customer complains it runs very hot. so what was noticable - battery reports replace soon as well as running real hot. So i run asd and it is throwing some memory errors, but still runs fine. i removed board and upon inspecting found that most probe points are...

Yes. 3.3v present and continuity. not sure what happened but green light is present and fan spin too :)

what do you mean 3.3v at central pin? u6900? j6900??

This little MacBook come in with no power - no charge issue. Upon plugging into my 61w original apple charger it started charging It now charges. When you turn it on it chimes boot logo and even goes into OS. After some time it shuts down unexpectantly. it usually lasts from 5 seconds to about a...

i got exactly same problem? sorry to hijack but any updates for this?