Apple MC408LL Apple Technician Guide - Page 53

Hard Drive Read/Write Error, Symptoms, Quick Check, Drive Bad Sector/Defective

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2010-08-03 Hard Drive Read/Write Error Unlikely cause: power supply, wireless card, fan, speaker Quick Check Symptoms Drive Read/Write Error Drive Bad Sector/Defective Drive Formatting Issues • Cannot save documents • Read/write error message • Hang when accessing or saving data Quick 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 bootable drive. Verify S.M.A.R.T. status of drive using Disk Utility. 2. Repair disk using Disk Utility. 3. Erase disk and reinstall Mac OS using original Mac mini Install DVD. 4. Use Target Disk Mode to mount user's hard drive on a known good similar computer. Use Disk Utility on host computer for Quick Checks 1 through 4. Deep Dive Check 1. Boot from Mac mini Install DVD, run Disk Utility 'Repair Disk' function and verify that it completes successfully. 2. Reboot computer. Verify that system boots successfully from internal hard drive and that Disk utility 'Verify' function reports no errors. 3. Erase disk and reinstall Mac OS using original Mac mini Install DVD. Verify that installation process completes. Note: Make sure data has been backed up before erasing hard drive. 4. Inspect both ends of the hard drive cable and connectors for bent pins, or other damage to the cable. Does cable seem in good shape? Result Yes No Action Go to step 2 Go to step 3 Yes Data error Issue resolved. Return computer to user. No Go to step 3 Yes Go to step 7 No Go to step 4 Yes Reseat hard drive cable and go to step 5. No Replace hard drive cable and retest. Code H07 X03 Mac mini (Mid 2010) Symptom Charts - Mass Storage 53

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Mac mini (Mid 2010) Symptom Charts — Mass Storage
53
2010-08-03
Hard Drive Read/Write Error
Unlikely cause:
power supply, wireless card, fan, speaker
Quick Check
Symptoms
Quick Check
Drive Read/Write Error
Drive Bad Sector/Defective
Drive Formatting Issues
•
Cannot save documents
•
Read/write error message
•
Hang when accessing or saving
data
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
bootable drive. Verify S.M.A.R.T. status of drive
using Disk Utility.
2.
Repair disk using Disk Utility.
3.
Erase disk and reinstall Mac OS using original Mac
mini Install DVD.
4.
Use Target Disk Mode to mount user’s hard drive
on a known good similar computer. Use Disk
Utility on host computer for Quick Checks 1
through 4.
Deep Dive
Check
Result
Action
Code
1.
Boot from Mac mini Install
DVD, run Disk Utility ‘Repair
Disk’ function and verify that it
completes successfully.
Yes
Go to step 2
No
Go to step 3
2.
Reboot computer. Verify that
system boots successfully from
internal hard drive and that
Disk utility ‘Verify’ function
reports no errors.
Yes
Data error Issue resolved.
Return computer to user.
H07
No
Go to step 3
3.
Erase disk and reinstall Mac OS
using original Mac mini Install
DVD. Verify that installation
process completes.
Note: Make sure data has been
backed up before erasing hard
drive.
Yes
Go to step 7
No
Go to step 4
4.
Inspect both ends of the hard
drive cable and connectors for
bent pins, or other damage to
the cable. Does cable seem in
good shape?
Yes
Reseat hard drive cable and
go to step 5.
No
Replace hard drive cable and
retest.
X03