<html><head></head><body><div style="color:#000; background-color:#fff; font-family:HelveticaNeue, Helvetica Neue, Helvetica, Arial, Lucida Grande, sans-serif;font-size:13px"><div>¡Hola!</div><div id="yui_3_16_0_ym19_1_1482963407474_12182"><br></div><div id="yui_3_16_0_ym19_1_1482963407474_12154">In case this is useful:</div><div><br></div><div dir="ltr" id="yui_3_16_0_ym19_1_1482963407474_12041">ls -ltra /sys/class/backlight/<br id="yui_3_16_0_ym19_1_1482963407474_12036">total 0<br id="yui_3_16_0_ym19_1_1482963407474_12037">drwxr-xr-x 53 root root 0 dic 28 10:16 ..<br id="yui_3_16_0_ym19_1_1482963407474_12038">drwxr-xr-x 2 root root 0 dic 28 17:28 .<br id="yui_3_16_0_ym19_1_1482963407474_12039">lrwxrwxrwx 1 root root 0 dic 28 17:28 intel_backlight -> ../../devices/pci0000:00/0000:00:02.0/drm/card1/card1-LVDS-1/intel_backlight<br id="yui_3_16_0_ym19_1_1482963407474_12040">lrwxrwxrwx 1 root root 0 dic 28 17:28 nv_backlight -> ../../devices/pci0000:00/0000:00:01.0/0000:01:00.0/drm/card0/card0-LVDS-2/nv_backlight</div><div dir="ltr" id="yui_3_16_0_ym19_1_1482963407474_12153"><br></div><div dir="ltr" id="yui_3_16_0_ym19_1_1482963407474_12181">¡Gracias!</div><div dir="ltr" id="yui_3_16_0_ym19_1_1482963407474_12043">Alex<br></div><div id="yui_3_16_0_ym19_1_1482963407474_12042"><br></div></div></body></html>