Daewoo L510B1 Service Manual page 21

5. No Video
Check the output of scalier
(pin 71, 72, 73, 74, 75)
and soldering of CN5.
Has display image
only white?
Yes
Check if
the CN5 wafer is
well connected at
the LCD panel.
Yes
Is pin 1
of Q6 3.3V?
Yes
No
Next page.
No
Connection trouble.
No
Check Q6, its ambient
circuit and pin 27 of -com.
19