HP 400 manual Common Problems with Print Cartridges

Table 3-3. Common Problems with Print Cartridges

Problem	Possible Causes	Solution
Nothing prints	• Tape may be covering the print	See “Troubleshooting Print Cartridges”
	cartridge nozzles.	and “Solving Print Quality Problems” in
	• The print cartridge is out of or nearly	chapter 5.
	out of ink.
	• The print cartridge is faulty.
	• The printer is faulty.
Print fades, rows of dots are missing, or	• The print cartridge may be faulty.	See “Troubleshooting Print Cartridges”
print quality is otherwise unsatisfactory	• The media may be causing	and “Solving Print Quality Problems” in
	unsatisfactory print quality.	chapter 5.
	• The user may not be operating the
	printer for optimum print quality.
	• The printer may be faulty.
Change Cartridge light is blinking	The printer is waiting for the user to	Install the print cartridge.
	install a print cartridge.
Print is faint or fuzzy	• A problem with either the print	See “Troubleshooting Print Quality”
	cartridge or the media can cause	and “Using the Print Cartridge Cleaning
	this problem.	Routine” in chapter 5.
	• The print cartridge may need
	cleaning.
Printouts are missing rows of dots	• The print cartridge, printer, or the	See “Printouts Missing Rows of Dots”
	connection between the print	and “Using the Print Cartridge Cleaning
	cartridge and printer may be faulty.	Routine” in chapter 5.
	• The print cartridge may need
	cleaning.
Print cartridge will not	• The print cartridge, printer, or the	See “Printout Missing Rows of Dots”
return to the home position	connection between the print	and “Using the Print Cartridge Cleaning
(right side of the mechanism)	cartridge and printer may be faulty.	Routine” in chapter 5.
	• The print cartridge may need
	cleaning.
	• Wrong cartridge has been installed.	Make sure that the correct print
		cartridge is installed. Refer to Table 1-5
		for the part numbers

3-8 Operation and Usage