Printronix P7000HD ユーザーズマニュアル

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Most Frequent Problems and Solutions
Problem
Corrective Action
Poor print quality
dark print
light print
light print on half of the page
missing dots or characters
smeared print
wavy vertical lines
Adjust the forms thickness lever setting. 
Print quality can be affected if it is too loose 
or too tight.
Adjust the paper tension horizontally by 
moving the right tractor. Print quality can be 
affected if it is too loose or too tight.
Make sure the ribbon threads between the 
hammerbank cover and ribbon mask, as 
shown on the ribbon path diagram on the 
pedestal models. Turn the ribbon cartridge 
knob clockwise to ensure that the ribbon 
tracks correctly in the ribbon path.
Be sure to use an approved ribbon.
Torn or damaged forms
Reset the forms thickness lever for thicker 
paper.
Adjust the paper tension horizontally by 
moving the right tractor. Too high a paper 
tension can cause tearing of the tractor feed 
holes.
Check the paper slot for foreign material.
For thick, multipart forms, set the OPEN 
PLATEN @ BOF to enable. Refer to the 
Printer Control Menu in the User’s Manual.
Loss of forms position
Set the forms thickness lever for thicker 
paper.