42LE8500 Inverter Main and Secondary Local Dimming Control Signals Waveforms

42LE8500 Inverter Main and Secondary Local Dimming Control Signals Waveforms

1V per/div 4MSes 3.66V p/p
Inverter Main CN11 pin 01
Black or White Screen
1V per/div 4MSes 3.70V p/p
Inverter Main CN11 pin 02
Black Screen
1V per/div 4MSes 4.22V p/p
Inverter Main CN11 pin 02
White Screen
1V per/div 4MSes 3.70V p/p
Inverter Main CN11 pin 03
Black Screen
1V per/div 4MSes 3.96V p/p
Inverter Main CN11 pin 03
White Screen
Inverter Main CN11 pin 05
White Screen
1V per/div 4MSes 3.98V p/p 1V per/div 4MSes 3.76V p/p
Inverter Main CN11 pin 08
Black or White Screen
1V per/div 4MSes 3.66V p/p
Inverter Main CN11 pin 09
Black Screen
Inverter Main CN11 pin 11
White Screen
1V per/div 4MSes 3.68V p/p
Inverter Main CN11 pin 11
Black Screen
1V per/div 4MSes 3.88V p/p
1V per/div 4MSes 3.56V p/p
Inverter Secondary CN103 pin 03
White Screen
1V per/div 4MSes 3.56V p/p
Inverter Secondary CN103 pin 02
Black Screen
Inverter Secondary CN103 pin 01
Black or White Screen
1V per/div 4MSes 3.52V p/p
1V per/div 4MSes 3.66V p/p
Inverter Main CN11 pin 05
Black Screen
Inverter Main CN11 pin 09
White Screen
1V per/div 4MSes 3.88V p/p
Inverter Main CN11 pin 06
Black or White Screen
1V per/div 4MSes 3.98V p/p
Inverter Secondary CN103 pin 04
Black or White Screen
1V per/div 4MSes 3.62V p/p

CN11 INVERTER (MAIN) FROM P7900 MAIN BOARD

CN103 INVERTER (SECONDARY) FROM P7901 MAIN BOARD

Leandro Palmeira
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