Lexmark MS521DN User's Guide PDF

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All life indicators are designed to function with Lexmark supplies and parts and may deliver unpredictable

results if third-party supplies or parts are used. Imaging component usage beyond the intended life may

damage your Lexmark printer or associated components.

Warning—Potential Damage: Use of third-party supplies or parts can aect warranty coverage.

Damage caused by the use of third-party supplies or parts may not be covered by the warranty.

To accept any and all of these risks and to proceed with the use of non-genuine supplies or parts in your

printer, from the control panel, press and hold X and

simultaneously for 15 seconds.

If you do not want to accept these risks, then remove the third-party supply or part from your printer and

install a genuine Lexmark supply or part. For more information, see

“Using genuine Lexmark parts and

supplies” on page 66.

If the printer does not print after pressing and holding X and

simultaneously for 15 seconds, then reset

the supply usage counter.

1 From the control panel, navigate to:

Settings >

> Device > > Maintenance > > Conﬁg Menu > > Supply Usage And

Counters >

2 Select the part or supply that you want to reset, and then select Start.

3 Read the warning message, and then select Continue.

4 Press and hold X and

simultaneously for 15 seconds to clear the message.

Note: If you are unable to reset the supply usage counters, then return the item to the place of

purchase.

Paper feed problems

Envelope seals when printing

Action Yes No

Step 1

a Use an envelope that has been stored in a dry environment.

Note: Printing on envelopes with high moisture content can

seal the ﬂaps.

b Send the print job.

Does the envelope seal when printing?

Go to step 2. The problem is

solved.

Troubleshooting 97

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Lexmark MS521DN