Sharp LC-32DH57E-BK Service Manual page 56

LC-32DH57E-BK/RU-BK/S-BK
Does a single or several
vertical stripes appear
on the LCD screen?
The backlight func-
tions. Does not the
image come out in the
LCD screen
(screen black)?
Does a single or several
horizontal stripes appear
on the LCD screen?
Does the entire LCD
screen look whitish all
over?
Replace the LCD_CONT_UNIT.
LCD failure (1)
Do luminescent or black
dots appear on the
screen?
Replace the LCD panel.
LCD failure (2)
Does the QS drive func-
tion?
4 – 30
Is the on-screen image Is there any portion
rippling or distorted? which some screens
were darkish or
became whitish?
Are the data bit drop- Is the gamma correc-
out? tion as specified?
(No solution even when
turning on and off the QS
drive)