HP Deskjet D1420 Printer - Manual (Page 64)

Printer is in ink-backup mode
The printer might print more slowly if it is in ink-backup mode. For more information, see
Ink-backup mode .
To increase the print speed, use two print cartridges in the printer.
Printer software is outdated
Outdated printer software might be installed.
For information about updating the printer software, see
Download printer software
updates .
Computer does not meet system requirements
If your computer does not have enough RAM or a large amount of free space on the hard
drive, the printer processing time will be longer.
1. Verify that the computer hard disk space, RAM, and processor speed meet the system
requirements.
The system requirements are listed in the reference guide that came with the printer.
2. Make space available on the hard drive by deleting unwanted files.
Print cartridge problems
• Incorrect or missing print cartridge
• Print cartridge is faulty or not installed properly
• "Print cartridge is in the wrong slot" message
• Low on ink
• "Printing in ink-backup mode" message
Incorrect or missing print cartridge
Cause: If the correct print cartridges have not been installed or if the print cartridges
are missing, the printer cannot print.
Chapter 10
62 Troubleshooting