EN-8500

Screen image is not centered or sized

*Adjust pixel frequency (CLOCK) and

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

*The life time of the back-light is

 

limited.In 30000 Hours the luminance

 

of the light has been reduced to half

 

of its original value. Please send the

 

monitor to an authorized service

 

Agent for service.

Horizontal or vertical disturbancies on

*Use win 95/98/2000 shut-down mode

the screen

Adjust CLOCK and FOCUS or

 

perform Auto config. (AUTO-key).

Screen is wavy or jittery and pressing

*Adjust TRACK. Press the MENU key

the AUTO button cannot correct it.

twice, then press CH-down to select

 

TRACK. Press VOL-down or VOL-

 

up to adjust it until the screen is

 

clear.

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 “dot-pattern” or win 95/98/2000 shut-down mode pattern .

24