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.
Contents 1. INTRODUCTION ....................................................................................................... 3 1.1. TIJ Background ......................................................................................................... 3 2. PEN CARE................................................................................................................. 4 2.1. 2.2. 2.3. Set-up......................................................................................................
1. INTRODUCTION This document acts as a guide for the maintenance and care of Hewlett-Packard disposable print cartidge products including the HP51626A, HP51638A, HP51633M, HPC6117A, HP51640(A,C,M,Y), HP51641A, HPC6105A, HPC1823A, HPC6116A, HP51645A, HPC6168A, HPC6169A, HPC6170A, and HPC6104A. Each pen consists of a printhead and a pressurized ink source. 1.1 Background on Thermal Inkjet Technology The disposable Hewlett-Packard cartridges are used in drop-on-demand thermal inkjet systems.
2. PRINT CARTRIDGE CARE 2.1 Set-up Once the cartridge is out of the box it can be easily snapped into the carriage. It is TIP important to remove the tape from the printhead before the cartridge is snapped into place. The cartridge will not function with the tape still in place. 2.2 Storage Short-term storage is defined as less than 2 days or less than 1 day in a hot and dry environment. Long-term storage is defined as more than 2 days or more than 1 day in a hot and dry environment.
3. PRINTHEAD AND INTERCONNECT CARE 3.1 Inserting and Removing the Print Cartridge The print cartridge should stay in the carriage at all times except when the operator is ? Replacing it ? Cleaning it ? Storing it Watch Out! The print cartridge should never be: ? Shaken ? Dropped ? Hit against the palm of one’s hand or any other hard surface (e.g. a table) Shaking the print cartridge does NOT “mix” up the ink and hitting the cartridge against a hard surface does NOT clear the nozzles.
Never use the following to wipe the printhead: ? Industrial paper towels (These cloths usually contain a high recycle content and are abrasive.) Watch Out! ? Toilet paper (These cloths are usually not fiberless.) ? Sponge (Particles from the sponge can be left behind on the nozzle plate.) The cloth must be soft so that it does not scratch the printhead. It should be fiberless because small fibers from the cloth can be left behind and block the nozzles of the cartridge.
Figure 2: Direction of Wiping for the HP51645A, the HPC6104A, the HP51641A, the HPC6105A, the HPC1823A, the HPC6116A, the HPC6168A, the HPC6169A, and the HPC6170A. The direction of the wipe should especially be monitored on the tri-color pens 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.
Figure 4: Direction of Wiping for the HP51640(A,C,M,Y) In all three wiping configurations the printhead should be pointing down while it is being wiped. This position will prevent the nozzles from pulling little bubbles into the firing chambers. Applying heavy pressure is not necessary to clean the particles off of the printhead. A large pressure can actually cause particles to scratch the printhead. Scratches can cause the nozzles to fire in improper directions adversely affecting print quality.
- When the cartridge is removed from the carriage, it is important to hold the cartridge 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.
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 ? Cartridge will not print “Sheet is blank even after it has gone underneath cartridge(s).
Black streaks around text or streaks the same color of the ink in the cartridge ? Wet wipe the cartridge (There is ink buildup.) 5. SUPPLIES ORDERING INFORMATION 5.1 The following process will work for ordering the suggested TexWipes. The company TexWipe only sells their products through distributors, but partners/customers can contact TexWipe directly to obtain information about a distributor near them. TexWipe can be reached in a variety of different ways.
If outside of the US -Call the TexWipe International Customer Service and Technical Support Line at 1-201-327-9100 (ext 325 or 254). The TexWipe customer service representative will then determine a local distributor for the TexWipe Products. The International Customer Service Representatives can also be reached at intercs@texwipe.com. TexWipe does distribute products all over the world. TexWipes are all Natural 100% cotton high-density construction cloths.