LG 50PK950 Training Manual page 64

Set Up and Set Down Adjustments
Set Up and Set Down Adjustments
Y-Scan Test Point
Lower Y-Drive
Set must be in "WHITE WASH"
All other DC Voltage adjustments should have already been made.
VR402
A
VR401
B
ADJUSTMENT LOCATIONS:
Bottom of the board.
SET-UP ADJUST:
1) Adjust VR402 and set the (A) portion of the signal to
match the waveform above. (320V p/p ± 5V)
SET-DN ADJUST:
2) Adjust VR401 and set the (B) time of the signal to match
the waveform above. (180uSec ± 5uSec)
64 October 2010 50PK950 Plasma