Philips 55PFL5755 Service Manual page 42

NO
Replace
L119,L135
Check the components from
FAT- to FAT_INPUT-
Check the components from
FAT+ to FAT_INPUT+
Replace X54M
and U201
TV no picture
Check TU1
pin_6 is 5V
NO
Check TU1 pin_10
pin_11
NO
42
Replace TU1