Knowledge Base




iTunes: Purchasing and viewing HD Videos

Video purchases from the iTunes Store are delivered in Standard Definition (SD), which can be played on your computer, iPhone, iPad, iPod, or Apple TV. Some videos are also offered in High Definition (HD) (more…)

September 28, 2010 — Category: Knowledge Base

Pro Applications: Entering serial number after migrating causes the application to stop responding

After using Migration Assistant in Mac OS?X v10.6.x to migrate data and applications, you may be prompted to enter the serial number when opening a migrated application from any of the following products: Aperture 3 Final?Cut Studio (2009) Logic Studio (2009) Logic Express 9 After entering the serial number and clicking OK, the application may not respond. (more…)

September 28, 2010 — Category: Knowledge Base

iTunes for Windows: Unable to view or play HD video content that requires HDCP

In Windows 7, you may be unable to view or play HD video or content, and you may receive a related alert message. (more…)

September 28, 2010 — Category: Knowledge Base

Mail: Bounced message may not return to originator as expected

Mail’s message Bounce feature may not return a message to the sender. (more…)

September 27, 2010 — Category: Knowledge Base

LED Cinema Display (27-inch): Keyboard volume and mute controls do not control the volume

In certain situations, after connecting an LED Cinema Display (27-inch) to a Macintosh computer that supports Mini DisplayPort audio, the keyboard volume controls and mute keys may not control the volume on the display.? (more…)

September 27, 2010 — Category: Knowledge Base

LED Cinema Display (27-inch): Issues when connected directly to a Blu-ray player or game console

From time to time you may notice symptoms like these when you connect your LED?Cinema Display (27-inch) directly to a game console or Blu-ray player: Black screens or pink screens when you connect or change resolutions. Volume control adjustment issues. Only single resolutions available. (more…)

September 24, 2010 — Category: Knowledge Base

Troubleshooting the MacBook Air SuperDrive

If you are experiencing issues with using your MacBook Air SuperDrive, such as the disk not being accepted, try these steps to help resolve the issue. (more…)

September 24, 2010 — Category: Knowledge Base

Calibrating displays with built-in ambient light sensing

Learn about using?Apple Display Calibrator Assistant and ColorSync Utility on displays with the built-in ambient light sensor. (more…)

September 24, 2010 — Category: Knowledge Base

Calibrating your Apple Cinema HD Display for color accuracy

In Mac OS X, the Display Calibrator Assistant is available to help you calibrate your display to better meet your needs. (more…)

September 24, 2010 — Category: Knowledge Base