Philips 22PFL5557/V7 Service Manual page 36

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9.3 22LED Main board IC introduction
U3 LED control IC
U105 5VA
to 1.8V
U202 FLASH
U201 6M182
U401 HDMI
switch
U702 AMP(YD1517)
U104 5Vstb
to 3.3Vstb
Y1 Crystal
U701 AMP
(PT2308)
36
U2 12VA to 5VA
U101 5VA
to 1.32V
U103 5VA
to 3.3V

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