HP Enterprise CC490A manual Output is curled or wrinkled

Envelopes jam or will not feed in the product

Cause	Solution
Envelopes are sealing because the moisture content is too	Try using different envelopes. Store envelopes in a controlled
high.	environment.
Envelope orientation is incorrect.	Verify that the envelope is loaded correctly.
This product does not support the envelopes being used.	Refer to the HP LaserJet Printer Family Print Media Guide.
Tray 1 is configured for a size other than envelopes.	Configure Tray 1 size for envelopes.

Output is curled or wrinkled

Output is curled or wrinkled

Cause	Solution
Paper does not meet the specifications for this product.	Use only paper that meets the HP paper specifications for this
	product.
Paper is damaged or in poor condition.	Remove paper from the input tray and load paper that is in
	good condition.
Product is operating in an excessively humid environment.	Verify that the printing environment is within humidity
	specifications.
You are printing large, solid-filled areas.	Large, solid-filled areas can cause excessive curl. Try using a
	different pattern.
Paper used was not stored correctly and might have absorbed	Remove paper and replace it with paper from a fresh,
moisture.	unopened package.
Paper has poorly cut edges.	Remove paper, flex it, rotate it 180 degrees or turn it over, and
	then reload it into the input tray. Do not fan paper. If the problem
	persists, replace the paper.
The specific paper type was not configured for the tray or	Configure the software for the paper (see the software
selected in the software.	documentation). Configure the tray for the paper.
The paper has previously been used for a print job.	Do not re-use paper.

Product will not duplex or duplexes incorrectly

Product will not duplex (print 2-sided jobs) or duplexes incorrectly

Cause	Solution
You are trying to duplex on unsupported paper.	Verify that the paper is supported for duplex printing.
The printer driver is not set up for duplex printing.	Set up the printer driver to enable duplex printing.
The first page is printing on the back of preprinted forms or	Load preprinted forms and letterhead in Tray 1 with the
letterhead.	letterhead or printed side down, with the top of the page leading
	into the product. For Tray 2 and 3, load the paper printed side
	up with the top of the page toward the right of the product.

406 Chapter 3 Solve problems ENWW