Apple Support
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Apple - Support - Most Recent
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| Apple - Support - Most Recent - Apple Inc. |
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Mac Pro (Mid 2010), Mac Pro (Early 2009): Issues with three displays and multiple DVI, HDMI connections
If you have three displays connected to each graphics card in one of the following configurations:
a Mac Pro (Mid 2010) that has either the ATI Radeon HD 5770 or ATI Radeon HD 5870 graphics upgrade kit
or
two ATI Radeon HD 5770 graphics cards
or
a Mac Pro (Early 2009) that has a ATI Radeon HD 5870 graphics card
... one of the following issues may occur:
When using a DVI connection, a Mini DisplayPort, and an HDMI connection, the display connected via DVI may turn black.
When using a DVI connection and two HDMI displays, the display connected via DVI may turn black.
When using a DVI connection and a HDMI connection, adding an additional HDMI connection or a Mini DisplayPort connection may cause the initially-connected HDMI device to no longer appear in the Graphics tab of System Profiler.
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iTunes for Windows: Device Sync Tests
iTunes for Windows includes Device Sync Tests within iTunes Diagnostics. Device Sync Tests can assist you in troubleshooting an issue when trying to sync your iPhone, iPad, or iPod touch in iTunes. This can assist with issues around syncing contacts, calendars, mail accounts, bookmarks, and notes over USB on your computer.
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National Cybert Alert System
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US-CERT National Cyber Alert System
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| The National Cyber Alert System provides timely
information about current and emerging threats and vulnerabilities as
well as advice about protecting your computer and
networks. |
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