Hitachi UT42MX70U User Manual page 37

TROUBLESHOOTING (continued)
Symptom and Checklist (continued)
Symptoms
The image on the screen is moving in
an oblique direction.
(RGB input mode only)
The coarse horizontal stripes can be
seen in full-display mode.
(RGB input mode only)
Part of the image is missing.
(RGB input mode only)
The horizontal stripes are moving
vertically with fl ickering screen.
(RGB input mode only)
When the characters are displayed
on the whole screen, the vertical
stripes appear and some of the
characters are blurred.
(RGB input mode only)
When the letter string is displayed in
full-screen, all of the characters on
the screen are blurred.
(RGB input mode only)
When small patterns are displayed
on the screen, the entire screen is
fl ickering.
(RGB input mode only)
Image cannot be displayed in the
correct position.
(RGB input mode only)
35
Adjust "Horizontal Clock" and "Clock Phase".
Adjust "Horizontal Clock".
Try "Auto Adjust" or press the
control.
AAAAA
Check if the input signal is compatible with the signals on
"Recommended Signal List".
Check if "WXGA Mode" is set correctly.
Check the signal status of the PC by pressing the
button on the remote control.
Try "Auto Adjust" or press the
control.
ABCDEFGHIJ
abcdefgABCDEFGabcd
If the display condition is not improved with "Auto Adjust",
ABCDEFGHIJ
abcdefgABCDEFGabcd
adjust "Horizontal Clock".
Try "Auto Adjust" or press the
ABCDEFGHIJ control.
abcdefgABCDEFGabcd
ABCDEFGHIJ If the condition is not improved with "Auto Adjust", adjust
abcdefgABCDEFGabcd
"Clock Phase" until you get the clearest image.
Try "Auto Adjust" or press the
control.
If the condition is not improved with "Auto Adjust", adjust
"Clock Phase" until you get a fl icker-free display.
Press the
the displayed image is compatible with the specifi cation of the
unit.
Checklist
button on the remote
button on the remote
button on the remote
button on the remote
button to check if the input signal of
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