deskjet 845 C ink

How can we know a cartridge of a deskjet 845 C is empty? I use a Mac with OSX.

HP Deskjet Printers - Printing Internal Tests




In this document:
Introduction

HP Deskjet 400 series printers

HP Deskjet 500 series printers

HP Deskjet 600 series printers

HP Deskjet 700 series printers

HP Deskjet 800 series printers

HP Deskjet 900c series printers

HP Deskjet 3000 series printers

HP Deskjet 5000 series printers

HP Deskjet 6000 series printers




Introduction
This document explains how to perform built-in internal tests on specific HP
Deskjet series printers.

The internal tests can be used to verify that the printer's internal
firmware is functioning properly. The tests do not verify that the computer
and printer connections are working properly.

HP Deskjet 400 series printers
HP Deskjet 400, 400L, and 420c series printers
Running a self-test
1.. Turn the printer off.
2.. Press and hold down the PAPER FEED button.
3.. Turn the printer on.
4.. Release the PAPER FEED button.
Running a clean test
1.. Turn the printer on.
2.. Press and hold down the CHANGE CARTRIDGE button for five seconds.
HP Deskjet 500 series printers
HP Deskjet 500, 500c, 520, 550c, and 560c series printers
Running a self-test
Press FONT and RESET, or LOAD EJECT while turning on the printer.

Running a clean test
1.. Turn the printer on.
2.. Press the CLEAN button.
Running an alignment test
1.. Turn the printer on.
2.. Press the ALIGNMENT TEST button.
HP Deskjet 540 printers
Running a self-test
1.. Turn the printer on.
2.. Press and hold down the RESUME button until the printer starts
printing.
Running a clean test
1.. Turn the printer on.
2.. Press and hold down the POWER button.
3.. Press the RESUME button seven times.
4.. Release the POWER button.
Running a diagnostic test
Regular
1.. Turn the printer on.
2.. Press and hold down the POWER button.
3.. Press the RESUME button five times.
4.. Release the POWER button.
Extended
1.. Turn the printer on.
2.. Press and hold down the POWER button.
3.. Press the RESUME button twelve times.
4.. Release the POWER button.
Running a continuous test
1.. Turn the printer on.
2.. Press and hold down the POWER button.
3.. Press the RESUME button ten times.
4.. Release the POWER button.
HP Deskjet 600 series printers
HP Deskjet 600, 600c, 610c, 630c, 632c, 640c, 642c, 648c, 660c, 670c,
680c, and 690c series printers
Running a self-test
1.. Turn the printer on.
2.. Press and hold the RESUME button until the printer starts
printing.
3.. Release the RESUME button.
Running a clean-test
1.. Turn the printer on.
2.. Press and hold the POWER button.
3.. Press the RESUME button seven times.
4.. Release the POWER button.
Running a diagnostic-test
Regular
1.. Turn the printer on.
2.. Press and hold the POWER button.
3.. Press the RESUME button five times.
4.. Release the POWER button.
Extended
1.. Turn the printer on.
2.. Press and hold the POWER button.
3.. Press the RESUME button twelve times.
4.. Release the POWER button.
HP Deskjet 656c printer
Running a diagnostic test
Regular
1.. Turn the printer on.
2.. Press and hold the POWER button.
3.. Press the RESUME button five times.
4.. Release the POWER button.
Extended
1.. Turn the printer on.
2.. Press and hold the POWER button.
3.. Press the RESUME button twelve times.
4.. Release the POWER button.
HP Deskjet 700 series printers
HP Deskjet 710c and 720c series printers
Running a self-test
1.. Turn the printer on.
2.. Press and hold the POWER button.
3.. Press the RESUME button four times.
4.. Release the POWER button.
This may need to be performed several times before the printer prints
the page.

NOTE: There are no internal clean or diagnostic tests for the HP Deskjet
710c and 720c series printers. The clean test can be performed from the
printer's toolbox.

HP Deskjet 800 series printers
HP Deskjet 820c printers
Running a self-test
1.. Turn the printer on.
2.. Press and hold the POWER button.
3.. Press the RESUME button four times.
4.. Release the POWER button.
NOTE: There are no internal clean or diagnostic tests for the HP Deskjet
820cse and 820cxi printers.

HP Deskjet 810c, 825c, 830c, 840c, 845c, 880c, and 895c series printers
Running a sample page
1.. Turn the printer on.
2.. Press and hold the RESUME button until the printer starts
printing.
3.. Release the RESUME button.
Running a diagnostic test
1.. Turn the printer on.
2.. Press and hold the POWER button.
3.. Press the RESUME button four times.
4.. Release the POWER button.
NOTE: There is no internal clean test for the HP Deskjet 810c, 830c, 880c,
and 895c series printers.

HP Deskjet 850c, and 870c, and 890c series printers
Running a self-test
1.. Turn the printer on.
2.. Press and hold the RESUME button until the printer starts
printing.
3.. Release the RESUME button.
Running a clean test
1.. Turn the printer on.
2.. Press and hold the POWER button.
3.. Press the RESUME button seven times.
4.. Release the POWER button.
Running a diagnostic test
1.. Turn the printer on.
2.. Press and hold the POWER button.
3.. Press the RESUME button five times.
4.. Release the POWER button.
"Pascal" wrote in message
om...
How can we know a cartridge of a deskjet 845 C is empty? I use a Mac with
OSX.

I would take it out if does not print. And I will refill it with a =
refill ink.
Put it back and try. If it print then you know the answer.

Joseph

-----Original Message-----
From: Pascal ]
Posted At: Sunday, November 16, 2003 11:46 PM
Posted To: printers
Conversation: deskjet 845 C ink
Subject: deskjet 845 C ink


How can we know a cartridge of a deskjet 845 C is empty? I use a Mac =
with OSX.