1646. Installation and ConnectionsCautions when connecting an HDMI cable• Use a certified High Speed HDMI® Cable or High Speed HDMI® Cable with Ethernet.Cautions when connecting a DisplayPort cable• Use a certified DisplayPort cable.• Depending on the computer, some time may be required until the image is displayed.• Some DisplayPort cables (commercially available) have locks.• To disconnect the cable, press the button on the top of the cable’s connector, then pull the cable out.• No power is supplied from the DisplayPort input connector to the connected device.• When signals from a device that uses a signal converter adapter are connected to the DisplayPort input connector,in some cases the image may not be displayed.• When the HDMI output of a computer is connected to the DisplayPort input connector, use a converter (commerciallyavailable).Cautions when using a DVI signal• When the computer has a DVI output connector, use a commercially available converter cable to connect thecomputer to the projector’s HDMI input connector (only digital video signals can be input).To connect the computer’s DVI output connector to the projector’s DisplayPort input connector, use a commerciallyavailable converter.HDMI INNOTE: When Viewing a DVI Digital Signal• Use a DVI-to-HDMI cable compliant with DDWG (Digital Display Working Group) DVI (Digital Visual Interface) revision 1.0 stan-dard. The cable should be within 197"/5 m long.• Turn off the projector and the PC before connecting the DVI-to-HDMI cable.• To project a DVI digital signal: Connect the cables, turn the projector on, then select the HDMI input. Finally, turn on your PC.Failure to do so may not activate the digital output of the graphics card resulting in no picture being displayed. Should this happen,restart your PC.• Some graphics cards have both analog RGB (15-pin D-Sub) and DVI (or DFP) outputs. Use of the 15-pin D-Sub connector mayresult in no picture being displayed from the digital output of the graphics card.• Do not disconnect the DVI-to-HDMI cable while the projector is running. If the signal cable has been disconnected and thenreconnected, an image may not be correctly displayed. Should this happen, restart your PC.