Hi, got this board, looks clean no signs of liquid.
no image, no backlight
external Display shows image
have connected a tested new display, with another mainboard, same flexcable image and backlight is ok.
tested already this things:
DP_INT_HPD pulse to 3.3V
BKLT_EN_R 0V no pulse
connector (44) PP3V3_S0SW_LCD pulse to 3.3V
connector (45) PP5V_S0SW_LCD pulse to 5V
PP5V_S0_LCD is 5V
BUF_EDP_PANEL_PWR_EN pulse to 3.3V
just now no idea anymore, need some help please
no image, no backlight
external Display shows image
have connected a tested new display, with another mainboard, same flexcable image and backlight is ok.
tested already this things:
DP_INT_HPD pulse to 3.3V
BKLT_EN_R 0V no pulse
connector (44) PP3V3_S0SW_LCD pulse to 3.3V
connector (45) PP5V_S0SW_LCD pulse to 5V
PP5V_S0_LCD is 5V
BUF_EDP_PANEL_PWR_EN pulse to 3.3V
just now no idea anymore, need some help please
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