72
TROUBLESHOOTING (continued)
Symptom and Check List (continued)
Symptoms
Check list
Page
Cannot display the image from “Photo Input function”.
Check the connecting equipments and image format.
(Please refer to “Photo Input function”.)
61
,
65
,
66
The image on the screen is moving in
an oblique direction.
(RGB input mode only)
Adjust “Horizontal Clock” and “Clock Phase”.
28
The coarse horizontal stripes could be
seen in full-display mode.
(RGB input mode only)
Adjust “Horizontal Clock”.
28
The part of the image is lacking.
AAAAA
Check if the “Screen Saver” is OFF.
Try “Auto Adjust”. (RGB input mode only)
Check if it is in Full 2. Set to Full 1.
28
,
30
54
The horizontal stripes are moving
vertically with fl ickering screen.
(RGB input mode only)
Check the Signal status of the PC by pressing
button
on the remote control.
If the Vertical Frequency of the PC is set to less than 85Hz,
adjust its level higher (up to 85Hz).
Set “Vertical Filter” to ON.
(Please note that you will have lower vertical resolution with
this action.)
29
When the characters are displayed
on the whole screen, the vertical
stripes appear and some of the
characters are blurred.
(RGB input mode only)
ABCDEFGHIJ
abcdefgABCDEFGabcd
ABCDEFGHIJ
abcdefgABCDEFGabcd
Try “Auto Adjust”.
If the display condition is not improved with Auto Adjust,
adjust “Horizontal Clock”.
28
When the letter string is displayed in
full-screen, all of the characters on
the screen are blurred.
(RGB input mode only)
ABCDEFGHIJ
abcdefgABCDEFGabcd
ABCDEFGHIJ
abcdefgABCDEFGabcd
Try “Auto Adjust”.
If the condition is not improved with Auto Adjust, adjust
“Clock Phase” till you get clearest image.
28
When the small patterns are
displayed on the screen, the entire
screen is fl ickering.
(RGB input mode only)
Try “Auto Adjust”.
If the condition is not improved with Auto Adjust, adjust
“Clock Phase” till you get fl icker-free display.
28
The thickness of the letters, lines, etc is not displayed
evenly.
(RGB input mode only)
It could happen when the image with more than 512 lines
(42PD9700U/C) / 768 lines (55PD9700U/C) of vertical
resolution is displayed.
Please note this is not malfunction.
75
No Picture or sound is output.
(DTT mode only)
It might occur because it is tuned to digital teletext channel.
Return to another channel.
44
Forgotten channel lock code.
(DTT mode only)
Re-install channel to cancel channel lock.
41
Forgotten menu lock code.
(DTT mode only)
Contact the customer service listed on the rear page.
-
Due to the bad reception, block noise interferes during
DTT mode.
(DTT mode only)
Check the aerial system to improve signal quality.
14
