                          [Backlight Lit, No Display]
                                       |
                   +-------------------+-------------------+
                   |                                       |
     [Check Logic VDD Supply (3.3V)]         [Check Hardware Reset Line]
                   |                                       |
           Reads 0V -> Fix LDO             Stuck LOW -> Check Host GPIO
                   |                                       |
                   +-------------------+-------------------+
                                       |
                   [Verify Pixel Clock (PCLK / LVDS Clock)]
                                       |
              No Clock Signal -> Check Host Clock Registers
                                       |
                  [Verify Driver IC Init Code Response]
