Acer AL1521 Benutzerhandbuch - Seite 15

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1. Specifications

Screen image is not centered or

sized properly.

Picture has color defects

(white does not look white)

Horizontal or vertical disturbances on

the screen

CLOCK (pixel frequency) controls the number of pixels scanned by one

horizontal sweep. If the frequency is not right, the screen will show vertical

stripes and the picture will not have the right width.

FOCUS adjusts the phase of the pixel clock signal. With a wrong phase

adjustment the picture has horizontal disturbances on light pictures.

For FOCUS and CLOCK adjustment use "dot-pattern" or win 95/98 shut-down

mode pattern.

41L1500-786-1A 英文

*Adjust pixel frequency (CLOCK) and

FOCUS or press hot-key (AUTO).

*Adjust RGB color or select color

temperature

*Use win 95/98 shut-down mode Adjust

CLOCK and FOCUS or perform hot-

key (AUTO-key).