7. Push the maintenance cartridge in until it does not protrude from the slot. You will notice that the
printer takes it; do not use excessive force.
NOTE: The front panel will not show the new maintenance cartridge until the door is closed.
8. When you have inserted the maintenance cartridge into the printer, close the door.
NOTE: Before it can resume printing, the printer needs all the ink cartridges, printheads, and maintenance
cartridge to be installed, and the printer window and maintenance cartridge door to be closed.
Cannot insert the maintenance cartridge
Check that the maintenance cartridge has the correct model number and is correctly oriented.
Clean and lubricate the carriage rod
NOTE: In some circumstances, such as in ambient temperatures above the printer's operational
specification (see
Environmental specifications on page 169), or if there is a significant amount of dust in the
air, the lubrication of the slider rods may be impaired, which can affect the performance of the printer.
The following procedure can also be found as a video here: http://www.hp.com/go/latex300/videos.
1.
At the front panel, press
, then Preventive maint. tasks > Carriage rod lubrication.
2. Open the window.
3. Clean the carriage rod using a lint-free cloth dampened with 95% ethanol. Take care to clean the whole
rod, including the part under the left cover.
NOTE: 95% ethanol is not provided in the Maintenance Kit.
CAUTION: Ethanol is highly flammable. Observe the manufacturer’s safety precautions.
CAUTION: Do not use commercial cleaners or abrasive cleaners.
ENWW Cannot insert the maintenance cartridge 143
