LG 42PQ30 Training Manual page 54

V Set Dn Too High or Low
V Set Dn Too High or Low
Vset Dn swing is Minimum 110uS Max 200uS+
Vset DN too high
Vset DN too low
Panel Waveform Adjustment
NOTE: If Vset DN too high, this set
will go to excessive bright, then
shutdown.
To correct, remove the LVDS from
control PWB and make necessary
adjustments.
All of the center washes out due to increased Vset_DN time.
The center begins to wash out and arc due to decreased
Vset DN time.
Preliminary Information 42PQ30
54