Knowledge Base



Unauthorized modification of iPhone OS has been a major source of instability, disruption of services, and other issues

This article is about adverse issues experienced by customers who have made unauthorized modifications to the iPhone OS?(this?hacking?process?is?often?called?”jailbreaking”). Issues that have been encountered include?instability, disruption of services, and compromised security. (more…)

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April 16, 2010 — Category: Knowledge Base

Mac OS X v10.5 and 10.6: Duplicate computer name alert when binding to Open Directory

When attempting to bind a NetInstall or NetRestore client to Open Directory, a client may receive an alert that the computer already exists.? Looking up the computer in Open Directory may return a duplicate “LKDC:SHA1″ entry. (more…)

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April 16, 2010 — Category: Knowledge Base

Configuring firewalls on Windows for use with Apple TV

Once you have synced or paired the Apple TV to your PC to establish a syncing or streaming connection, iTunes may say “The Apple TV [Name] is not responding. Check that any firewall software running on this computer has been set to allow communication on port 3689.” (more…)

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April 16, 2010 — Category: Knowledge Base

iPhone 3G, iPhone 3GS, iPad: Keeping device within acceptable operating temperatures

Learn about the operating temperatures and temperature management of iPhone 3G, iPhone 3GS, and iPad. ? (more…)

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April 15, 2010 — Category: Knowledge Base

iPad: Unable to update or restore

You may encounter the following symptoms while updating or restoring your iPad: iPad continually restarts but never displays the Home screen. An update or restore did not complete and the iPad is no longer recognized in iTunes. iPad stops responding, showing the Apple logo with no progress bar or a stopped progress bar, for over ten minutes. (more…)

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April 15, 2010 — Category: Knowledge Base

iPad: Frozen and unresponsive

iPad may occasionally stop responding to buttons, switches, or touchscreen input. Symptoms may include: Does not return to the Home screen after pressing the Home button. Does not wake from sleep after pressing the Sleep/Wake button. (more…)

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April 15, 2010 — Category: Knowledge Base

iPad: Troubleshooting touchscreen response

Your iPad may experience one of the following symptoms: Multi-Touch display (or touchscreen) does not respond Portions of the?Multi-Touch display?do not respond Multi-Touch display?is very slow to respond (more…)

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April 15, 2010 — Category: Knowledge Base

MacBook Pro (15-inch, Mid 2010) and MacBook Pro (17-inch, Mid 2010): World of Warcraft introductory movie does not play

When you run the 3rd-party application World of Warcraft for the first time with automatic graphics switching enabled, the screen may appear black.? Alternatively, you may notice that the introductory movie does not play.? This issue only occurs when you run World of Warcraft for the first time (or if you have moved the WTF folder) and when the automatic graphics switching option is enabled in the Energy Saver System Preferences pane; this option is enabled by default. (more…)

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April 15, 2010 — Category: Knowledge Base

MacBook Pro (15-inch, Mid 2010) and MacBook Pro (17-inch, Mid 2010): Cannot select Intel HD Graphics option in Windows

You may notice that the built-in Intel HD Graphics does not appear in the Device Manager and cannot be used with Microsoft Windows XP, Vista, or Windows 7. (more…)

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April 15, 2010 — Category: Knowledge Base

Final Cut Studio (2009), Color 1.5: Anamorphic SD media appears distorted on an external monitor

Anamorphic SD media (PAL and NTSC) appears letterboxed (horizontal black bars at the top and bottom of the frame) and vertically squeezed via external video output. (more…)

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April 15, 2010 — Category: Knowledge Base