156 Correcting Poor Print QualityCalling for serviceIf the printer requires servicing, turn it off and unplug its power cord from the wall.Keep this manual on hand for reference in case the service engineer asks you furtherquestions.Before calling, make sure you have the following information.• Product name• Serial number—see page 14 (Do not remove this label as the service engineer willreference it during each service/maintenance visit.)• Place of purchase• Nature of problem• Action taken to try and resolve the problem and results.
