Panasonic PT-52LCX66-K, Service Manual, Page: 87 / 223

c. Electrical Picture Position Adjustment
1) Adjust OPT HPOSI so that "C" is symmetrical to "D." by
pressing the VOLUME UP/DOWN key on the remote to
change the value.
2) Press the CH UP/DOWN key on the remote to return to
the OTHER menu.
3) Select OPT VPOSI by pressing CH UP/DOWN key on
the remote.
4) Adjust OPT VPOSI so that "A" is symmetrical to "B" by
pressing the VOLUME UP/DOWN key on the remote to
change the value.
<Focus Screen>
"G" "H" "B"
"E"
"I"
"C"
"K"
"J"
"D"
"C"
width "c"
width "c" = width "d"
width "a" = width "b"
width "a"
width "b"
"D"
"L"
"F" "A"
"B"
"A"
width "d"
O P T H P O S I F 6
O P T V P O S I 0 2
5) Confirm that all "A", "B", "C", "D", "E", "F", "G", "H", "I", "J",
"K", "L" are each almost symmetrical.
6) If not, adjust the "OPT HPOSI" and "OPT VPOSI"
(repeat steps 1-6) until the picture is in the correct
position.
7) Press the CH UP/DOWN key on the remote to return to
the OTHER menu.
PT-52LCX66-K / PT-56LCX16-K / PT-61LCX66-K
87