+LED_VCC:
– LED power supply (7~20V)
• +3VS_LCD:
– LVDS 3.3V power
BUF_PLT_RST#:
– Platform reset signal from PCH
• LCD_BACKEN_PCH:
– BL enable from PCH
• LCD_BACKOFF#:
– BL enable from EC
• LID_SW#:
– LID switch from HALL sensor IC
• L_BKLTCTL_PCH:
– BL PWM control signal from PCH
• L_VDDEN_PCH:
– LVDS 3.3V power enable
