Apple Mac mini (Mid 2011 Technical Information Seite 73

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Mac mini (Mid 2011) Symptom Charts — Input/Output Devices 73
2011-07-21
Thunderbolt Target Disk Mode Issues
Unlikely cause: LCD panel, internal drive(s), fan
Quick Check
Symptoms Quick Check
Thunderbolt Target Disk Mode
Issues
Thunderbolt hardware is
present in System Information
device tree, and Port Status
does not show a connection to
the attached Target Disk Mode
computer.
Target Disk Mode computer will
not mount to user’s desktop.
1. Check Apple Technical article HT1159: Mac OS
X versions (builds) included with Intel-based
Macs to make sure system build is correct for this
computer model.
2. Check for and apply the latest software and
rmware updates.
3. Check if attached Thunderbolt device is listed in
System Information device tree > Hardware >
Thunderbolt.
4. Substitute a known-good Thunderbolt cable.
Deep Dive
Check Result Action Code
1. Check Apple Technical article
HT1159: Mac OS X versions
(builds) included with Intel-
based Macs to make sure
system build is correct for this
computer model. Is Mac OS
X version equal to or a newer
than a version that will support
Thunderbolt functionality?
Yes Go to step 2.
No Start up from known-good
original system media or
an up-to-date, bootable OS
X volume and restore with
latest version of OS X.
Check for and apply the
latest software and rmware
updates. Go to step 2.
2. Start up a known-good,
Thunderbolt-capable computer
in Target Disk Mode (TDM) by
holding the T key at startup
until display shows Thunderbolt
and FireWire icons. Reseat
Thunderbolt cable on both
TDM computer and user’s
computer.
Start up users computer and
verify that TDM computers
internal drive has mounted on
desktop of user’s computer.
Yes Go to step 3.
No Go to step 4.
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