Sharp LC-37GD9EK (serv.man10) Service Manual ▷ View online
57
LC-26GA5E
LC-32GA5E
LC-32GD9E
LC-37GD9E
Troubleshooting Table (continued)
41
LC-32/37GD8E/RU
LC-32/37BT8E/RU
TROUBLESHOOTING TABLE
(Continued)
LCD failure
Does a single or several vertical stripes
appear on the LCD screen?
appear on the LCD screen?
Does a single or several horizontal
stripes appear on the LCD screen?
stripes appear on the LCD screen?
Do luminescent or black dots appear on
the screen?
the screen?
Is the on-screen image rippling or
distorted?
distorted?
The backlight functions. Is there an
image on the LCD screen (screen not
black)?
image on the LCD screen (screen not
black)?
Does the entire LCD screen look whitish
all over?
all over?
Does the QS drive function?
Are there data bit drop-outs?
(No solution even when turning on and
off the QS drive)
(No solution even when turning on and
off the QS drive)
Is the gamma correction as specified?
Replace the LCD panel.
Replace the LCD control unit.
57
LC-26GA5E
LC-32GA5E
LC-32GD9E
LC-37GD9E
Troubleshooting Table (continued)
41
LC-32/37GD8E/RU
LC-32/37BT8E/RU
TROUBLESHOOTING TABLE
(Continued)
LCD failure
Does a single or several vertical stripes
appear on the LCD screen?
appear on the LCD screen?
Does a single or several horizontal
stripes appear on the LCD screen?
stripes appear on the LCD screen?
Do luminescent or black dots appear on
the screen?
the screen?
Is the on-screen image rippling or
distorted?
distorted?
The backlight functions. Is there an
image on the LCD screen (screen not
black)?
image on the LCD screen (screen not
black)?
Does the entire LCD screen look whitish
all over?
all over?
Does the QS drive function?
Are there data bit drop-outs?
(No solution even when turning on and
off the QS drive)
(No solution even when turning on and
off the QS drive)
Is the gamma correction as specified?
Replace the LCD panel.
Replace the LCD control unit.
57
LC-26GA5E
LC-32GA5E
LC-32GD9E
LC-37GD9E
Troubleshooting Table (continued)
41
LC-32/37GD8E/RU
LC-32/37BT8E/RU
TROUBLESHOOTING TABLE
(Continued)
LCD failure
Does a single or several vertical stripes
appear on the LCD screen?
appear on the LCD screen?
Does a single or several horizontal
stripes appear on the LCD screen?
stripes appear on the LCD screen?
Do luminescent or black dots appear on
the screen?
the screen?
Is the on-screen image rippling or
distorted?
distorted?
The backlight functions. Is there an
image on the LCD screen (screen not
black)?
image on the LCD screen (screen not
black)?
Does the entire LCD screen look whitish
all over?
all over?
Does the QS drive function?
Are there data bit drop-outs?
(No solution even when turning on and
off the QS drive)
(No solution even when turning on and
off the QS drive)
Is the gamma correction as specified?
Replace the LCD panel.
Replace the LCD control unit.
57
LC-26GA5E
LC-32GA5E
LC-32GD9E
LC-37GD9E
Troubleshooting Table (continued)
41
LC-32/37GD8E/RU
LC-32/37BT8E/RU
TROUBLESHOOTING TABLE
(Continued)
LCD failure
Does a single or several vertical stripes
appear on the LCD screen?
appear on the LCD screen?
Does a single or several horizontal
stripes appear on the LCD screen?
stripes appear on the LCD screen?
Do luminescent or black dots appear on
the screen?
the screen?
Is the on-screen image rippling or
distorted?
distorted?
The backlight functions. Is there an
image on the LCD screen (screen not
black)?
image on the LCD screen (screen not
black)?
Does the entire LCD screen look whitish
all over?
all over?
Does the QS drive function?
Are there data bit drop-outs?
(No solution even when turning on and
off the QS drive)
(No solution even when turning on and
off the QS drive)
Is the gamma correction as specified?
Replace the LCD panel.
Replace the LCD control unit.