Vizio P50HDM - 50" Plasma Panel Service Manual page 52

2. Clock Timing
(1) NT5DS16M16CS-5T DDR clock (pin 45 of the U16 or U17)
(2) FLI8125
Crystal clock (pin 15 of the U10)
CONFIDENTIAL – DO NOT COPY
Page 9-8
File No. SG-0173