Apple MC408LL Apple Technician Guide - Page 51

Mass Storage, Hard Drive(s) Not Recognized

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2010-08-03 Mass Storage Hard Drive(s) Not Recognized Unlikely cause: power supply, wireless card, fan, speaker Quick Check Symptoms Drive Is Not Recognized Drive Does Not Boot • Flashing Question Mark • Boots to Grey Screen • Boots to Blue Screen Quick Check 1. Use a known good mouse. A stuck mouse button will not allow boot. 2. Boot from original Mac mini Install DVD inserted in internal optical drive (or in the optical drive of another computer setup in Target Disk Mode), or from and external up to date Mac OS X10.6.X drive. Verify S.M.A.R.T. status of drive using Disk Utility. 3. Repair disk using Disk Utility. 4. Erase disk and reinstall Mac OS. Note: Make sure data has been backed up before erasing hard drive. 5. Use Target Disk Mode to attempt to mount user's hard drive on a known-good similar computer. If mounted, use Disk Utility on host computer for Quick Checks 2, 3 and 4. Deep Dive Check 1. Boot from Install DVD inserted in internal optical drive (or in the optical drive of another computer setup in Target Disk Mode), or from an external drive and run Disk Utility. Verify that user hard drive is available for Disk Utility to repair. 2. Run Disk Utility 'Repair Disk' function and verify that it completes successfully. Result Yes No Yes No Action Go to step 2 Go to step 5 Go to step 3 Go to step 4 Code Mac mini (Mid 2010) Symptom Charts - Mass Storage 51

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Mac mini (Mid 2010) Symptom Charts — Mass Storage
51
2010-08-03
Mass Storage
Hard Drive(s) Not Recognized
Unlikely cause:
power supply, wireless card, fan, speaker
Quick Check
Symptoms
Quick Check
Drive Is Not Recognized
Drive Does Not Boot
•
Flashing Question Mark
•
Boots to Grey Screen
•
Boots to Blue Screen
1.
Use a known good mouse. A stuck mouse button
will not allow boot.
2.
Boot from original Mac mini Install DVD inserted
in internal optical drive (or in the optical drive of
another computer setup in Target Disk Mode),
or from and external up to date Mac OS X10.6.X
drive. Verify S.M.A.R.T. status of drive using Disk
Utility.
3.
Repair disk using Disk Utility.
4.
Erase disk and reinstall Mac OS. Note: Make sure
data has been backed up before erasing hard
drive.
5.
Use Target Disk Mode to attempt to mount user’s
hard drive on a known-good similar computer. If
mounted, use Disk Utility on host computer for
Quick Checks 2, 3 and 4.
Deep Dive
Check
Result
Action
Code
1.
Boot from Install DVD inserted
in internal optical drive (or in
the optical drive of another
computer setup in Target Disk
Mode), or from an external
drive and run Disk Utility.
Verify
that user hard drive is available
for Disk Utility to repair.
Yes
Go to step 2
No
Go to step 5
2.
Run Disk Utility ‘Repair Disk’
function and verify that it
completes successfully.
Yes
Go to step 3
No
Go to step 4