Planar PL1520M manual TECHNICAL SUPPORT FAQ cont, Error Message & Possible Solution No Signal：

TECHNICAL SUPPORT (FAQ) (cont.)

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 adjusts 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 shut-down mode pattern.

ERROR MESSAGE & POSSIBLE SOLUTION

NO SIGNAL：

1.Check that the signal cables are proper connected , If the connector is loose, tighten the connector’s screws.

2.Check the signal-cable’s connection pins for damage.

UNSUPPORTED:

Your computer resolution is out of VESA-SPEC

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