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working on 2020 13" pro m1, strange issue, ordinally MacBook had no touchbar, at all replaced ut860 due to cracked chip and restored touch bar, but only if i close and reopen the lid, the webcam is also not working, display is confirmed to have good camera
m1 MacBook Pro, with small issue, everything works except touchbar, the Touch Bar doesn’t power on after start up, but it will work if lid is closed and then opened there is no liquid damage and the Touchbar connectors look perfect,
Macbook powers on and detects charger but top 2 ports won’t charge, both top ports get 5.15v 0.35a
Bottom ports get 20v, macbook powers on and seems to work perfectly it detects chargers on all ports but won’t charge on top 2 ports, I’ve not had best luck with cd3217 issues so hoping it’s not...
have 2020 m1 13" works great, but fan runs full blast, with fan disconnected MacBook seems to work perfect, I ran apple diagnostics, which reports issue with fan, ambient light sensor, and touchpad, all 3 work but system is detecting issue and causing fan to go full blast, there is no liquid...
working on 820-01700 2.4,64,8tb,5600m great specs, and great condition, board is clean, no liquid damage, all ports amp meter just cycle on off wont even display voltage, just lights up and goes back off, looks like 5v .3 amp on all ports all cycling after 1 sec
working on a1990 that was working but had failed usb port, replaced the bad cd3215 (ub300) but had no power after, replaced ub400 still no power, chips i was using were bought online, figured maybe the was bad, so i pulled chips from donor board and reballed,
anyhow after spending most of the...
replaced cd3217 chips because of cycling issue, the cycling has stopped and i have solid 5v with 0.40 amps, but no power, ppbus is stabile at 12.30v and device is not in dfu mode, curious what to check next, seem to be missing pp3v3_s5
have 2019 16" maxed out specs would really like to get fixed, original issue was no power 5v all ports, if battery is disconnected i get 20v on all ports, soon as battery connected drops back down to 5v 0amp on all ports, thought i had restored power issue, something I'm missing,
with battery...
not sure where to start, getting 5v .02amp on all ports, after a min or so drops to 5v 0amp, on all ports, ppbus is 12.34v, 3v LDO present all 4 cd32, 1.5v LDO present all 4
system crashing, was able to boot into safe mode and turn off sleep setting, MacBook is on and working but not sellable in this condition, wondering if there is a fix for this, it is a very common issue ,
panic(cpu 6 caller 0xffffff7fa8b33f00): "virtual bool...
Hello, I’m working on 2019 16 820-01700 everything works fine, except speakers sounded awful, I have see this issue before , usually replacing the audio ics fixes the problem, but board I’m working on for past 2 days in between work now has no sound at all now, no sound issue started after...