Lenovo LXH-GJ17L3 Screen image is not centered or, Adjust pixel frequency CLOCK and, temperature

Screen image is not centered or	*Adjust pixel frequency (CLOCK) and
sized properly.	FOCUS or press hot-key (AUTO).
Picture has color defects	*Adjust RGB color or select color
(white does not look white)	temperature
Poor brightness or contrast	*When the brightness of the screen
	lowers after being used for a certain
	period and the function of the display
	is affected, send it to our authorized
	service center for repair.
Horizontal or vertical disturbancies	*Use Win 95/98/2000/ME shutdown
on the screen	mode Adjust CLOCK and FOCUS or
	perform hot- key (AUTO-key).

CLOCK (pixel frequency) controls the number of pixels scanned by one horizontal sweep. If the frequency is not correct, the screen shows vertical stripes and the picture has not correct width.

FOCUS adjust the phase of the pixel clock signal. With a wrong phase adjustment the picture has horizontal disturbances in light picture.

For FOCUS and CLOCK adjustment use Win 95/98/2000/ME shutdown mode pattern.

14