DC ALERT1:
3.3V, 2.4V,1.8V LVP-Voltage Protection (Mostly occurs when led flash 3 times of sony lcd).
DC ALERT2:
5V Low-Voltage Protection (Mostly occurs when led flash 2 times of sony lcd).
DC ALERT3:
Panel 5V,12V protection (Mostly occurs when led flash 1 time of sony lcd).