HP C6170A, 51640, 51645A, 51641A, 51626A, 51638A, 51633M PEN Failure Analysis, Trouble Shooting Guide

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4. PEN FAILURE ANALYSIS

4.1 Trouble Shooting Guide

There are several things that can be done to recover damaged cartridges. The following list acts to troubleshoot any problems that may appear.

Problem	Example		Action
Cartridge will not print		? Check to make sure the
Cartridge will not print	“Sheet is blank even after it		tape is off of the
	“Sheet is blank even after it		printhead
	has gone underneath	?	Re- insert the cartridge
	cartridge(s).”		into the carriage
		?	Install a new print
			cartridge
White streaks in text or		?	Re- insert the cartridge
graphics			into the carriage
		? Wet wipe and purge the
			cartridge (There are
			clogged nozzles.)
		?	Clean the interconnects
		? Insert a new print
			cartridge

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Contents Hewlett-Packard Disposable Cartridge Maintenance Manual Rev X3 11/11/99Figures Introduction Background on Thermal Inkjet TechnologyStorage Print Cartridge CareSet-up DisposalPrint cartridge should never be Printhead and Interconnect CareInserting and Removing the Print Cartridge WipingNever use the following to wipe the printhead ? HP51626A, HP51638A An example start -up procedure might include Interconnects should not be cleaned withPurging the Nozzles TIP Trouble Shooting Guide PEN Failure AnalysisSupplies Ordering Information