Sanyo XT-24S7000F - Page 43

6、Display Trouble（black screen）
Black screen
Check BLON state is normal
Check if the control circuit from
BLON to V56
is normal
N
N
Y
Y
Repair the power supply
Check the circuit
for backlight
Check if the power supply
for inverter is normal
N
Y
Repair the circuit
Change V56