Via een vriend de tip gekregen eerst de BIOS eens te controleren. Daar kwam uit dat de huidige versie P1.60 verhoogd moet worden naar P3.50.
Dit heb ik uitgevoerd.
Zet nu weer de controle aan en wacht wat er gebeurd.
En dit heb ik gevonden:
[ 1.528848] ACPI Error: [AFN7] Namespace lookup failure, AE_NOT_FOUND (20170831/psargs-364)
[ 1.528883] ACPI Error: Method parse/execution failed \_SB.PCI0.GP17.VGA.LCD._BCM, AE_NOT_FOUND (20170831/psparse-550)
[ 1.528893] ACPI Error: Evaluating _BCM failed (20170831/video-364)
[ 1.808647] [drm:construct [amdgpu]] *ERROR* construct: Invalid Connector ObjectID from Adapter Service for connector index:2!
[ 2.004094] usb 1-7: device descriptor read/64, error -71
[ 3.132061] usb 1-7: device descriptor read/64, error -71
[ 4.844029] usb 1-7: device not accepting address 5, error -71
[ 5.512028] usb 1-7: device not accepting address 6, error -71
[ 5.512062] usb usb1-port7: unable to enumerate USB device
[ 6.307199] [drm:generic_reg_wait [amdgpu]] *ERROR* REG_WAIT timeout 1us * 100 tries - tgn10_lock line:566
[ 7.492261] sd 9:0:0:0: [sdc] No Caching mode page found
[ 7.492264] sd 9:0:0:0: [sdc] Assuming drive cache: write through