Apple MD094LL/A Manual Do Utilizador
iMac (27-inch, Mid 2010) Symptom Charts — Input/Output Devices
103
2010-09-09
4. Verify if FireWire device is
recognized with a known-
good FireWire cable on user’s
computer.
Yes
FireWire cable issue. Issue
resolved.
No
FireWire device may need
additional power. Go to step 5.
5. Using a powered FireWire
hub, and having installed any
software or firmware updates
for the device, verify if FireWire
device is now recognized.
Yes
Device recognized. Required
additional power from hub or
update. Issue resolved.
No
Device may require additional
software, or there may be a
conflict in the Mac OS. Go to
step 6.
6. Create a new user in System
Preferences > Accounts and
log out current user. Log in
on new user account and
verify if FireWire device is now
recognized.
Yes
Software Issue. Troubleshoot
software on User account. Issue
resolved.
No
Apply all Mac OS and FireWire
specific updates. If issue
persists, contact device
manufacturer for support.
FireWire port and cable have
been verified.