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6.6 Display panel
6.6.1 Basic parameters
Input voltage:5V
6.6.2 Checking method
1.Display panel will lighten as soon as power-on, if it light unsuccessful, remove the
display panel box cover and check.
2.Check the connecting wiring between display panel and main control board and repair if
it is broken.
3.Use a multimeter to measure voltage between pin No 3 and No 4 on CN4 connector of
main control board, If the voltage equal to 5V,it means the display panel is broken, change
it; If not, change the main control board.
6.6.3 Removing the display panel
1. Unplug the appliance.
2. After unplugging the terminal of the display panel, remove the screws of the display
panel by screwdriver as picture 1.
3. Take the display panel out as picture 2.
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