Terminal emülatörü ne su kodu yapıştırır kapanacaktırsu
mount -o rw,remount /dev/block/mmcblk0p29 /system
chmod 777 /sys/devices/platform/leds-mt65xx/leds/lcd-backlight/brightness
echo 0 > /sys/devices/platform/leds-mt65xx/leds/lcd-backlight/brightness
chmod 444...