Hyundai H-LCD2200 Service Manual page 36

2、Display Trouble（exceptional screen）
Exceptional screen
Check if the cable is correct
and connected tightly?
Y N
Check if the LCD
panel is ok
N
Y
Check if the output circuit from U5 to
CN2/Jack are normal
Y
N
Change the cable for
Check the power supply Change or repair the
panel
Change LCD
for U5 and the clock circuit damaged components