Panasonic OLED-201806 Technical Manual page 24

Power Board Structure -2 ( LDP Board only )
< LDP >
( only TH/TC-40F4##/40FS### , except Europe/Oceania )
VLED
Anode
AC Adaptor
19.5V
4 ch
AC DC19.5V
(Backlight)
Cathode
DCDC LED
Drive
A
IC
PWM
BL-ON
DCDC
16V
TV_SUB-ON
DCDC
LDP
STB5V
24