System information

Mac mini (Mid 2011) Symptom Charts — Mass Storage 62
2011-07-21
Deep Dive
Check Result Action Code
1. Disconnect the ex cable(s)
of hard drive (and second
hard drive if present) cables
from logic board, and startup
computer to determine if noise
is caused by the computer fan.
Yes Go to Fan Failures/Thermal
issues symptom ow.
No Go to step 2
2. If a second hard drive is
present, reconnect its ex cable
and startup computer to verify
if noise is caused by second
drive.
Yes Replace hard drive. H06
No Go to step 3
3. Reconnect (main) hard drive
cable on logic board , start
up from known-good original
system media or an up-to-date,
bootable OS X volume, and run
Disk Utility. Verify that user hard
drive is available for Disk Utility
to repair.
Yes Go to step 4
No Go to Drive not recognized/
mount symptom ow.
4. Run Disk Utility ‘Repair Disk’
function and verify that it
completes successfully.
Yes Go to step 5
No Go to step 6
5. Re-start the computer. Verify
whether the noise is still
present.
Yes Go to step 6
No Data error issue resolved by
Disk Utility. Return system to
user.
6. Erase disk and reinstall Mac OS
using original Mac mini Install
DVD. Verify whether the noise is
still present.
Note: Make sure data has been
backed up before erasing
internal drive.
Yes Replace hard drive. Go to
step 7.
No Data error issue resolved by
Disk Utility. Return system to
user.
7. With replacement hard drive
installed verify whether noise
level is noticeably quieter than
customer’s hard drive.
Yes Customer‘s hard drive appears
noisy: Replace customer’s
hard drive and return system
to customer.
H06
No Customer hard drive noise
level is similar to a known-
good one and does not
require repair. Reinstall user’s
hard drive and return system
to customer.