Fuzzy focus; streaking, ghosting, or shadowing effects; horizontal scrolling lines; faint vertical bars; or unable to
center the picture on the screen (flat panel monitors using an analog VGA input connection only).
Cause
Solution
Flat panel monitor’s internal digital conversion circuits may be
unable to correctly interpret the output synchronization of the
graphics card.
1. Select the monitor’s Auto-Adjustment option in the
monitor’s on-screen display menu.
2. Manually synchronize the Clock and Clock Phase on-
screen display functions.
Graphics card is not seated properly or is bad. 1. Reseat the graphics card.
2. Replace the graphics card.
Certain typed symbols do not appear correct.
Cause
Solution
The font you are using does not support that particular symbol. Use the Character Map to locate and select the appropriate
symbol. Click Start > All Programs > Accessories > System
Tools > Character Map. You can copy the symbol from the
Character Map into a document.
Table 2-5 Solving Display Problems (continued)
ENWW Solving Display Problems 19
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