Dell computer has updated its version. To do your regular work or play games all type of computer you may get in Dell version. Dell computers have good service record but if the monitor of Dell computer cause error then you can take help of customer support team through Dell computer customer support number . If users face blank screen or no video on the screen then follow the instruction which is given below: § First of all, make sure that your computer is turned on: 1. Check monitor power LED 2. Now press the power button to on the computer. § Look for the status of monitor power LED: No light on the monitor – There is no power in the monitor. Amber or yellow light – Monitor has power but not constancy. Green or blue light – The monitor is receiving power. § Make sure about power connection of monitor: 1. Unplug the power cord and the plugin back to monitor ag...