Panasonic TH-37PX50U Technical Manual page 74

Step 6
<HD model>--- 50 inch
Where is the picture problem?
One third of the left, middle
or right of the screen
Upper right
of the screen
Upper middle
of the screen
Upper left
of the screen
Go to
Step 6
No (right or middle)
Left?
Yes
D Board (or C3 &
C4 board)
Is there
no picture or a wide
vertical line at the upper
right of the
screen?
No picture
D Board (or C1 board)
Is there
no picture or a wide
vertical line at the
upper middle of the
screen?
No picture
D Board (or C2 board)
Is there
no picture or a wide
vertical line at the
upper left of the
screen?
No picture
D Board (or C3 board)
69
No (middle)
D Board
Right?
(or C2 & C5
board)
Yes
D Board
(or C1 &
C6 board)
Vertical line
PDP Panel- See
the section entitled
Vertical line
problem.
Vertical line
PDP Panel
Vertical
PDP Panel