Canon iPF750 Základní průvodce stáhnout pdf (Strana 8)

Troubleshooting

Phenomenon

Cause Corrective Action

Printed colors are inaccurate

Open the Top Cover and clean the Platen . After this,

manually advance the roll onto the Platen before

printing.

Color adjustment has not been

activated in the Advanced

Settings of the printer driver.

The Printhead nozzles are

clogged.

Adjust the settings of the color management software,

referring to the software documentation as needed.

Printhead characteristics gradually

change through repeated use, and

colors may change.

Colors have not been adjusted on

the computer or monitor.

In the Windows printer driver,

Application Color Matching

Priority is not selected.

The Platen has become soiled

because you have set Width

Detection to Off in the Control

Panel menu.

The back side of the paper is dirty The Platen has become dirty after

borderless printing or printing on

small paper.

Open the Top Cover and clean the Platen .

In the Advanced Settings of the printer driver, access

Color Settings in Color Mode to adjust colors.

Print a test pattern to check the nozzles and see if

they are clogged.

Adjust the Printhead alignment.

Refer to the computer and monitor documentation to

adjust the colors.

Click Special Settings on the Layout sheet of the

printer driver and select Application Color Matching

Priority in the dialog box.

(→

, If Paper is Soiled)

(→"Checking for Nozzle Clogging," User Manual)

(→

, If Vertical Lines are Warped or Colors are

Misaligned)

(→"Manual Adjustment to Straighten Lines and Colors

(Head Posi. Adj.)," User Manual)

Color may change slightly even

on the same model of printer if

you use a different version of the

firmware or printer driver, or when

you print under different settings or

in a different printing environment.

Follow these steps to prepare the printing

environment.

Use the same version of firmware or printer driver.1.

Specify the same value for all settings items.2.

The Paper Retainer is soiled.

The surface of the paper is dirty Clean the Paper Retainer .

In the Control Panel menu, set Roll DryingTime to

at least 1 min.

The Paper Retainer is soiled.

You are using a paper that does

not dry easily.

(→

, If Paper is Soiled)

Set Width Detection to On in the Control Panel

menu, and then open the Top Cover and clean the

Platen .

(→

, If Paper is Soiled)

(→

, If Paper is Soiled)

(→"Feeding Roll Paper Manually," User Manual)

Clean the Paper Retainer .

(→

, If Paper is Soiled)

When paper that does not dry easily is used for

printing, it may curl during printing and touch the

output tray.

(→

, Menu Map)

However, note that printing will now take longer.

(→

, Menu Map)

In this case, in the Control Panel menu, set Scan

Wait Time to an option other than Off .

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