Nexus S Settings GENERAL DISPLAY SOUND CPU Deep Idle Enables deep idle, intended to provide better battery life. (NO STABLE AT ALL. you can have reboots!) WM8994 Settings ( voodoo ) Color Multipliers Tuning Calibrate multipliers screen color Color Gamma Tuning Calibrate gamma color correction Red Green Blue Touch Keys Backlight Notifications The touch key backlights will turn on when there is a notification. Radio HSPA Enable HSDPA/HSUPA