Requested customer to update BIOS and alter the LCD Brightness control setting in the BIOS. After checking BIOS the problem persisted.

要求客户升级BIOS，并且调整BIOS中的屏幕亮度控制设置。在检查BIOS以后问题依然存在。

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It allows users to increase the speed of PowerEdge R620, R720 and R720xd servers with the Intel E5-2690 processor by 13 to 31 percent just through downloading a free BIOS update.

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