Samsung LN19A451 User Manual page 55

Problem
Horizontal bars appear [o flicker,
jitter or shimmer on the image.
Possible Solution
Adjust the Coarse tuning and then adjust the Fine tuning.
Vertical bars appear to flicker.
jitter or shimmer on the image.
Screen is black and power
indicator light blinks steadily.
Image is not stable and may
appear to vibrate when you have
a computer connected to the PC
input.
Adjust the Coarse tuning and then adjust the Fine tuning.
On your computer check: Power, Signal Cable.
The TV is using its power management system.
Move the computer's mouse or press any key on the keyboard.
If the setting is not correct, use your computer utility program to change the display settings.
>-Your TV supports multiscan display functions within the following frequency domain:
Horizontal frequency (kHz)
Vertical frequency (Hz)
PC Maximum refresh rate
(at 60 Hz)
30~60
60~75
LN19A450CID, LN19A451C1D:1440 X 900
LN22A450CID, LN22A451C1D:1680 X1050
Image is not centered on the
screen.
Adjust the horizonta and vertical position.
The screen position must be adjusted on the output source (i.e. STB) with a digital signal.
The pictureappearsdistortedin the
cornerd the screen.
If "Just Scan" is selected with some external devices, the picture may appear distorted in the
corner of the screen. This symptom is caused by the external devices, not TV.
The "Resetsall settingsto the default This appears wnen you press and hold the EXIT button for a while. The product
values"messageappears, settings are reset to the factory defaults.
This TFT LCD panel uses a panel consisting of sub pixels (LN19A450C1 D, LN19A451C1 D: 3 888 000 / LN22A450C1 D,
LN22A451 C1D: 5 292 000) which require sophisticated technology to produce. However, there may be few bright or dark
pixels on the screen. These pixels will have no impact on the performance of the product.