Hitachi L37X01AU User Manual page 56

TROUBLESHOOTING (continued)
Symptom and Check List (continued)
Symptoms
The image on the screen is moving in an
oblique direction.
(PC input mode only)
The coarse horizontal stripes could be
seen in full-display mode.
(PC input mode only)
The part of the image is lacking.
(PC input mode only)
The horizontal stripes are moving
vertically with flickering screen.
(PC input mode only)
When the characters are displayed on the
whole screen, the vertical stripes appear
and some of the characters are blurred.
(PC input mode only)
When the letter string is displayed in
full-screen, all of the characters on the
screen is blurred.
(PC input mode only)
When the small patterns are displayed on
the screen, the entire screen is flickering.
(PC input mode only)
Image cannot be displayed in the correct position.
(PC input mode only)
No Picture or sound is output. (DTT mode only)
Forgotten password. (DTT mode only)
Due to the bad reception, block noise (DTT mode only)
Local time displays incorrectly.
(DTT mode only)
Adjust "Horizontal Clock" and "Clock
Phase".
Adjust "Horizontal clock".
AAAAA
Try "Auto Adjust".
Check the Signal status of the PC by
pressing Recall button
control.
Try "Auto Adjust".
abcdefgABCDEFGabcd
If the display condition is not improved with
abcdefgABCDEFGabcd
Auto Adjust, adjust "Horizontal Clock".
Try "Auto Adjust".
If the condition is not improved with Auto
abcdefgABCDEFGabcd
Adjust, adjust "Clock Phase" till you get
abcdefgABCDEFGabcd
clearest image.
Try "Auto Adjust".
If the condition is not improved with Auto
Adjust, adjust "Clock Phase" till you get
flicker-free display.
Press
the displayed image is compatible with the
specification of the television.
It might occur because it is tuned to digital
teletext channel.
Return to another channel.
Press and hold down
[Blue] and
control simultaneously for over 3 seconds
so that the password returns to the default
setting (0000).
Check the aerial system to improve signal
quality.
Check if you select correct area in "Local
time" from "General setting".
Check list
on the remote
button to check if input signal of
[Yellow],
buttons on the remote
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