Tektronix Phaser Color Printer 750 Manual do Utilizador descarregar pdf (Página 68)

Advanced Features and Troubleshooting Manual 59

Troubleshooting Phaser 750 Printers

Vertical scratches

■ The surface of the printed image appears to have vertical scratches (visible by holding

the print at an angle and observing the “shine” of the image).

■ At first, the scratches appear only on the printed image; eventually, dark vertical

scratches appear on the unprinted portion of the page.

■ Replace the Fuser (depending on your quality needs, you can continue to print until

the dark vertical lines appear).

Light vertical streaks appear in all colors (most easily visible in yellow)

■ Replace the Main Charge Grid.

Dark and wavy vertical streaks appear in all colors

■ The solution is one of the following:

■ Remove and reinsert the Main Charge Grid.

■ Replace the Main Charge Grid.

■ Replace the Imaging Unit.

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Tektronix Phaser Color Printer 750 Manual do Utilizador Página 68