-23-
NO
Fault contents
Fault status
Suspected
fault location
Analysis
procedure and
measure
12
One hall horizontal line
does’nt light or one horizontal
line does not light from the
effective scan area.
Panel
chassis
(SDM)
Replace Panel
chassis
13
Horizontal line
Every other line does’nt light
on entire screen.
X-SUS
Y-SUS
ABUS-D2
ABUS-D3
Replace
X-SUS/Y-SUS
ABUS-D2
ABUS-D3
14
Abnormal display (or no
display) at bar width of 1/12 of
vertical size or multiples of
1/12
Panel chassis
(SDM)
Replace Panel
chassis
15
Horizontal bar
Abnormal display (or no
display) at bar width of 1/2 of
vertical size or multiples of
1/2
Panel chassis
Y-SUS
X-SUS
Connection of
board
Refer to
Chapter 4.6.3
16
Image sticking Fixed display contents are
always displayed.
Panel chassis
Judge after
operating test
on full white
display,
Replace Panel
chassis
17
Stains
Oval-shaped points having
abnormal luminance are
scattered in the upper or
lower part of screen
Panel chassis
Judge after
operating test
on full white
display,
Replace Panel
chassis
18 Twinkle
The entire screen
momentarily becomes
brighter or darker
19
Flicker
The entire screen flickers
continuously
Poor
connector
contact
(CN1,2)
Connector /
cable
re-connection
or cable
exchange
20 Luminance
is
abnomal
Screen is too dark or too
bright (out of specifications)
21 Chrominance
is
abnomal
Colors cannot be displayed
correctly
Logic
Replace logic
board
22 Synchronization
is disturbed
Logic
Replace logic
board
ABCDEFG