Try a different brand of paper.

Do not print on both sides of envelopes or transparencies. (See Printing envelopes or Printing on transparencies.)

Print only on full sheets of labels and do not print on both sides of label sheets. (See Printing on labels.)

Check that the power supplied to the printer is steady and meets printer specifications. (See Electrical specifications.)

Clean the printer. (See Cleaning the printer.)

Perform preventive printer maintenance if maintenance is due. See Loading staples.

ENWW

Clearing jams 147

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HP 4250/4350 manual Enww