HP Deskjet 6840 Color Inkjet Printer - Manual (Page 160)

After cleaning the print cartridge, reinsert it into the printer.
If the print cartridge status light continues to flash,
replace the print cartridge .
All lights are flashing
Restart the printer.
1. Press the Power button to turn off the printer, then press the Power button to
restart the printer.
Proceed to step 2 if the lights continue to flash.
2. Press the Power button to turn off the printer.
3. Disconnect the printer power cord from the electrical outlet.
4. Reconnect the printer power cord to the electrical outlet.
5. Press the Power button to turn on the printer.
Power-cord light
The light on the power cord illuminates when electricity is flowing through the cord.
If the light is off, then the cord is not receiving power.
11.13 Document prints slowly
Multiple software applications are open
The computer does not have sufficient resources for the printer to print at its
optimum speed.
To increase printer speed, close all unnecessary software programs when printing.
Complex documents, graphics, or photographs are printing
Documents containing graphics or photographs print slower than text documents.
If your computer does not have enough memory or disk space to print the document
under normal conditions, you can use Low Memory Mode. Using this option may
reduce the quality of the printout. Low Memory Mode also disables 4800 x 1200
optimized dpi printing.
To activate Low Memory Mode:
1. Open the Printer Properties dialog box.
2. Click the Basics tab, and then click the Advanced Features button.
3. Select Low Memory Mode, and then click OK.
4. Print the document.
HP Deskjet 6800 series printer
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