LG 42PW350 - -VY Adjustment; -Vy Adjustment Procedure

-VY Adjustment
These are DC level Voltage Adjustments.
They
are generated when the VS voltage arrives on the board
CAUTION: Use the actual panel label and not the book for exact voltage settings.
This is just for example
They
are
generated
when
the
VS
voltage
arrives
on
the
board
.
PROCEDURE:
Set should run for 15 minutes, this is the “Heat Run” mode.
Set screen to “White Wash”.
-
Vy
1) Adjust –Vy VR502 to Panel’s Label voltage (+/- 1V)
-
Vy
Location: Bottom Center of board
Just Left of Transformer T501
VR502
-VY ADJ
-Vy TP
R201
+
-
Voltages Reads Positive
Location: Bottom Center of board
Just above Transformer T501
Note: There is no VSC adjustment in this model.
June 2011 42PW350 Plasma
86