Appendix E: Informational Notes331Changing a USB Profile when Using a Smart Card ReaderThere may be certain circumstances under which you will need tochange the USB profile for a target server. For example, you may needto change the connection speed to "Use Full Speed for Virtual MediaCIM" when the target has problems with the "High Speed USB"connection speed.When a profile is changed, you may receive a New Hardware Detectedmessage and be required to log in to the target with administrativeprivileges to reinstall the USB driver. This is only likely to occur the firstfew times the target sees the new settings for the USB device. Afterward,the target will select the driver correctly.Video Mode and Resolution NotesVideo Image Appears Dark when Using a MacIf you are using a Mac® with an HDMI video port and the video seems toodark, enable DVI Compatibility Mode on the CIM to help resolve theissue.See Configuring CIM Ports (on page 88)Black Stripe/Bar(s) Displayed on the Local PortCertain servers and video resolutions may display on the local port withsmall black bars at the edge of the screen.If this occurs:1. Try a different resolution, or2. If using a digital CIM, then change the Display Native Resolution onthe Port Configuration page to another resolution, or3. If using the HDMI CIM, use the DVI Compatibility Mode.Contact Raritan Technical Support for additional assistance.Sun Composite Synch VideoSun™ composite synch video is not supported.