Haier 32E2000 Service Manual page 49

Service Manual
Model No.: 32E2000
10-3-1 Display Trouble (blurred screen )
10-3-2 Display Trouble (white screen )
blurred screen
Check if the cable is correct
and connected tightly
N
Change the cable
for panel
N
Change panel
N
Repair this circuit
White screen
Check if the voltage of panel power
supply is normal(depend on panel)
N
Check the circuit of QM1
Change U1(MSD3393)
- 48 -
Y
Check if the panel is OK
Y
Check if the output circuit from
U1(MSD3393)
to the jack is normal
Y
Software error or
U1(MSD3393) damage
Y
Check output signal
from U1(MSD3393)
N
Y
Change the panel
or the cable to panel