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Hewlett-Packard Disposable Cartridge

Maintenance Manual

(Applicable to the Following Cartridges: HP51626A, HP51638A,

HP51633M, HPC6117A, HP51640(A,C,M,Y), HP51641A, HPC6105A,

HPC1823A, HPC6116A, HP51645A, HPC6104A, HPC6168A,

HPC6169A, and HPC6170A.)

Rev :

X3

11/11/99

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Summary of Contents for C

Page 1: ...ble Cartridge Maintenance Manual Applicable to the Following Cartridges HP51626A HP51638A HP51633M HPC6117A HP51640 A C M Y HP51641A HPC6105A HPC1823A HPC6116A HP51645A HPC6104A HPC6168A HPC6169A and HPC6170A Rev X3 11 11 99 ...

Page 2: ...3 2 Wiping 5 3 3 Purging the Nozzles 8 4 PEN FAILURE ANALYSIS 10 4 1 Troubleshooting Guide 10 5 SUPPLIES ORDERING INFORMATION 11 5 1 Tex Wipes 11 5 2 DI Water 12 Figures Figure 1 Anatomy of a Printhead 3 Figure 2 Wiping Directions 6 Figure 3 Wiping Directions 7 Figure 4 Wiping Directions 7 Icons Don t Forget Stuff to watch out for Shortcut or Worth reading Stuff to remember Watch Out TIP ...

Page 3: ... This bubble formation causes a small drop of ink to be forced out of the firing chamber through the nozzle Figure 1 shows the major components of the thermal inkjet system In the figure the entire ink supply is located near the printhead of the print cartridge This is the case for all of the Hewlett Packard disposable print cartridges Back pressure is controlled in the local ink supply by a sprin...

Page 4: ... If the printing system has a capping station Leave the cartridges in the printer If the printing system does not have a capping station do the following Keep the printhead in an area that is relatively free of dust and paper particles and is not too dry Place the cartridges in a Tupperware container with a damp sponge or towel to maintain humidity and prevent the printhead from drying out When th...

Page 5: ... is the maintenance of the printhead During printing ink can build up on the printhead causing black or colored spray in the text Paper fibers and dust can also build up on the printhead degrading the print quality Proper printhead maintenance will allow the cartridge to produce good print quality its whole life A cotton TexWipe and de ionized or distilled water is one of the best ways to wipe ink...

Page 6: ...lace causing fuzzy text Distilled water is better than tap water because tap water contains an unmonitored amount of minerals During wiping the water cleans out the nozzles and the firing chambers A small amount of water mixes with the ink in the chambers Over time the minerals in tap water can leave behind deposits in the chambers that block it completely A blocked nozzle will show up as a white ...

Page 7: ...ns such as the HP51641A the HPC6105A the HPC1823A and the HPC6116A The cartridge can be ruined due to color mixing if the top plate is not wiped in the direction of the nozzle rows The following cartridges should be wiped against the row of nozzles to perform optimally see Figure 3 4 HP51626A HP51638A HP51633M HPC6117A Figure 3 Direction of Wiping for the HP51626A HP51638A the HP51633M and the HPC...

Page 8: ...al short in the cartridge or permanent printer damage 3 3 Purging the Nozzles If the printhead sits inactive for a period of time ink may dry in the nozzles Printing may not remove these ink plugs from the nozzles White streaks will then show up in the printed text or graphic In order to obtain better print quality this ink plug needs to be forced out or purged The printhead should first be wiped ...

Page 9: ... by the black side covers of the cartridge The print cartridge should never be shaken dropped or hit against a hand or any hard surface Never use industrial paper towels toilet paper or sponge to wipe the printhead The interconnects should not be cleaned with a pencil eraser TIP Watch Out ...

Page 10: ...ple Action Cartridge will not print Sheet is blank even after it has gone underneath cartridge s Check to make sure the tape is off of the printhead Re insert the cartridge into the carriage Install a new print cartridge White streaks in text or graphics Re insert the cartridge into the carriage Wet wipe and purge the cartridge There are clogged nozzles Clean the interconnects Insert a new print c...

Page 11: ...ntact information can be found either below or at http www texwipe com corporat adres htm If in the US Call the TexWipe North America Customer Service Line at 1 800 TEXWIPE ext 120 The representative at this number will help determine a local distributor for the TexWipe products Customers can also call the distributor that the Hewlett Packard San Diego site uses directly We use VWR Scientific Prod...

Page 12: ...e used to order TexWipes The pricing information is from the latest 97 98 VWR catalog and is probably subject to change Size in TexWipe Number Pack of 3x2 5 TX325 2700 71 86 4x4 TX304 1200 64 95 4x4 TX304A 300 22 40 6x6 TX306 600 61 50 9x9 TX309 300 60 10 9x9 TX309A 150 39 25 12x12 TX312 150 61 20 17x17 TX318 75 66 95 The 4x4 size either TX304 or TX304A would be perfect This size would allow end u...

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