The information in this article applies to the following configuration(s):

• ATI Radeonâ„¢ X600 series
• ATI Radeonâ„¢ X550 series
• Windows Vista 32-bit Edition
• Windows Vista 64-bit Edition

Symptoms:
Invalid maximum resolution shown in displays manager with DFP and CRT monitors in clone mode.

The information in this article applies to the following configuration(s):

• Radeon Xpress 1150 series
• Radeon Xpress 1100 series
• Windows Vista 32bit Edition
• Windows Vista 64bit Edition

Symptoms:
Hot-plugging a CRT to a system running Windows Vista and containing an ATI Radeon X1100/1150 series of product may result in extended desktop mode failing to be applied

The information in this article applies to the following configuration(s):

• Catalyst Software Suite 7.5
• Radeonâ„¢ HD2900 series
• Radeonâ„¢ X1950 series
• Radeonâ„¢ X1900 series
• Radeonâ„¢ X1800 series
• Radeonâ„¢ X1650 series
• Radeonâ„¢ X1600 series
• Radeonâ„¢ X1550 series
• Radeonâ„¢ X1300 series
• Radeonâ„¢ X1050 series
• Radeonâ„¢ X850 series
• Radeonâ„¢ X800 series
• Radeonâ„¢ X700 series
• Radeonâ„¢ X600 series
• Radeonâ„¢ X550 series
• Radeonâ„¢ X300 series
• Radeonâ„¢ 9800 series
• Radeonâ„¢ 9700 series
• Radeonâ„¢ 9650 series
• Radeonâ„¢ 9600 series
• Radeonâ„¢ 9550 series
• Radeonâ„¢ 9500 series
• Windows Vista 32-bit Edition
• Windows Vista 64-bit Edition

Symptoms:
Installing the display driver under the Windows Vista operating system may result in the display resolutions of 1680×1050, 1800×1440, 1920×1080 and 1920×1200 not being available when using an analog CRT display device

The information in this article applies to the following configuration(s):

• Radeon Xpress 1100
• Radeon Xpress 1150
• Windows Vista 32bit Edition
• Windows Vista 64bit Edition

Symptoms:
A flickering display may be noticed when playing a DVD using the Windows Media Player in full screen and resuming from a standby state after disconnecting a CRT display device.

The information in this article applies to the following configuration(s):

• Catalyst Control Center
• Radeonâ„¢ X1950 series
• Radeonâ„¢ X1900 series
• Windows Vista 32bit Edition
• Windows Vista 64bit Edition
• Windows XP Professional
• Windows XP Home Edition
• Windows XP Media Center Edition
• Windows XP Professional x64 Edition

Symptoms:
Mode changes including extending the desktop is observed to be extremely slow with two monitors attached and enabled. Enabling CrossFire followed by disconnecting and then reconnecting the CRT display device may result in duplicate video options being seen within the Catalyst Control Center

The information in this article applies to the following configuration(s):

• Catalyst Control Center
• Radeonâ„¢ X1800 series
• Windows Vista 32bit Edition
• Windows Vista 64bit Edition

Symptoms:
In the Catalyst Control Center, a blank page may be seen in the basic view when changing extended desktop to clone mode with CRT and SDTV connected on some ASIC families.