TROUBLESHOOTING (continued)
Symptoms That Seemingly Appear to be Failures (continued)
Symptom | Point to check | See page |
•There are locations on the screen that are different from •
the periphery (*). | display panel, However in some cases, there are minor defects in |
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*Points that do not light, points with brightness different | some parts of the screen. Please note that this is not a | – |
from that of the periphery, points with color different from | malfunction. |
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that of the periphery, etc. |
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•Vertical stripes appear, depending on the screen contents. • The plasma display panel is lighting the phosphors by the discharge of internal radiation. Depending on the screen
| contents, in rare cases this may cause vertical stripes to appear | – |
| because of failure to light. Please note that this is not a |
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| malfunction. |
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• Coarse horizontal stripes appear in FULL display. | • Adjusting the Clock Phase will reduce the horizontal stripes. | 37 |
| (RGB input) | |
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•Flickering in the form of horizontal lines oscillating up and • If the direct frequency from the computer is below 85Hz, try a
down. | higher frequency (upper limit 85Hz). There may be a slight |
|
(PC INPUT MODE only) | attenuation of the current image. | 38 |
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•Try turning the Vertical Filter On. For this case however, the vertical resolution will drop.
• The top of the monitor heats up. | • When used for long periods of time, the top of the monitor may | – |
| heat up. This is not a malfunction. | |
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•Text characters are displayed with varying thicknesses. • The thicknesses of characters and lines may vary if images with
a vertical resolution greater than 512 lines are displayed; | – |
however, this is not a malfunction. |
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•The screen becomes dark and the images cannnot be seen • This sometimes occurs when a component output VTR such as the
during VTR special playback (fast forward, rewind) | 480i is connected. |
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| This is not a malfunction; therefore, please take note that this may | – |
| occer. When it does occur, change to composite output,or S.video |
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| output. |
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•During multi picture mode, sub pictures are not displayed. • Sub pictures image might not be able to be displayed, depending
| on the combination. | 28 |
| (Reter to the table of “2 picture mode” and “4 picture mode”) |
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• The screen display sizes are not switched. | • The screen dicplay size is fixed at “Full” as receiving 1080i/60Hz, | – |
| 1080i/50Hz, and 720p. | |
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• Images from AV6 (HDMI) are not displayed. | • Check the cable and output format of connecting device. | 14 |
| (Reter to “Connecting to an Audio Visual Device”) | |
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• Images from Photo Input are not displayed. | • Check the connecting device and image format. | 30 |
| (Reter to “Photo Input Display”) | |
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| 31 |
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| 32 |
ENGLISH
51