Did you look at USB redriver chip?
That small one, which doesn't appear on boardview/schematic.
That small one, which doesn't appear on boardview/schematic.
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[help] 820-00840 a lot of problems!
- Thread starter phantom
- Start date
no! should i change it or what?
Do you still have different behaviors on the USB-C ports?
ok, changing u3200 now i can read usb drive.
i have a lot of problem to use external monitor throug usb c adapter...but it is not a foundamental problem at the moment.
i don't understand why i cant boot with battery only or power supply + battery...i will tra another battery flat...just in case...
and i have also a big column darker then the rest of the screen
i have a lot of problem to use external monitor throug usb c adapter...but it is not a foundamental problem at the moment.
i don't understand why i cant boot with battery only or power supply + battery...i will tra another battery flat...just in case...
and i have also a big column darker then the rest of the screen
Dark column must be LCD issue.
ok...so i need some help.
i'm at the point that
macbook boot without problemi WITHOUT BATTERY
macbook can't boot with battery and power supply: fan start spin, i hear charging sound than fan stop spin and nothing happen (i have 1,1a on power meter that drop to 0,6 as soon as fan stop spin)
macbook can't boot with battery (nothing happen when a push power button)
i've changed battery flat cable without luck
i'm at the point that
macbook boot without problemi WITHOUT BATTERY
macbook can't boot with battery and power supply: fan start spin, i hear charging sound than fan stop spin and nothing happen (i have 1,1a on power meter that drop to 0,6 as soon as fan stop spin)
macbook can't boot with battery (nothing happen when a push power button)
i've changed battery flat cable without luck
What is PPBUS_G3H voltage with charger & battery connected?
Check Q7065 voltages; be sure isn't shorted.
Also check voltage and diode mode to ground at SCL/SDA lines of battery bus.
Check Q7065 voltages; be sure isn't shorted.
Also check voltage and diode mode to ground at SCL/SDA lines of battery bus.