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Mac mini (Mid 2010) Symptom Charts — Input/Output Devices 77
2010-08-03
3. Are known good mouse and
keyboard recognized?
Yes Test original mouse and
keyboard. Replace if still not
recognized. Go to step 5
No External USB ports not
functioning. Replace logic
board.
4. With no USB devices
connected, restart the
computer. Did Bluetooth
Mouse Setup assistant launch
after startup?
Yes Bluetooth detected via
Internal USB. Go to step 3
No Bluetooth not recognized
via internal USB. Internal and
external USB not functioning.
Replace logic board.
M15
5. With known good mouse and
keyboard working, test other
USB peripheral in question
(USB external drive or printer,
etc.). Is the device recognized
via Apple System Proler under
USB?
Yes Device recognized. Test in all
USB ports to ensure all USB
ports working as expected.
Replace logic board for any
port failures.
No Device may require more
power than supplied by USB
ports. Try powered USB hub.
Go to step 6
6. Does powered USB hub resolve
issue?
Yes Test device on another
computer of the same
make and model. If another
computer does not require
a powered USB hub to allow
functionality, replace the logic
board
No Test device on another
computer of the same
make and model. If another
computer does not recognize
the device, replace the device