HP Designjet T1120 SD User Manual

112 Chapter 10   Retrieving printer usage information ENWW
Printer usage
 

11 Handling ink cartridges and printheads
●About the ink cartridges
●
Check the ink cartridges status
●
Remove an ink cartridge
●
Insert an ink cartridge
●
About the printheads
●
Check the printhead status
●
Remove a printhead
●
Insert a printhead
ENWW113
Ink and printheads
 

About the ink cartridges
Ink cartridges store the ink and are connected to the printheads, which distribute the ink on the paper.
Your 24-inch printer comes with one 130 ml matte black ink cartridge and five 69 ml ink cartridges. Your
44-inch printer comes with six 130 ml ink cartridges. To purchase additional cartridges, see
Accessories on page 135.
CAUTION:Observe precautions when handling ink cartridges because they are ESD-sensitive
devices (see the 
Glossary on page 193). Avoid touching pins, leads...

Remove an ink cartridge
There are two occasions when you need to remove an ink cartridge.
●The ink cartridge is very low and you want to replace it with a full cartridge for unattended printing
(you can use up the remaining ink in the first cartridge at a more convenient time).
●The ink cartridge is empty or faulty, and you must replace it to continue printing.
CAUTION:Do not try to remove an ink cartridge while printing.
CAUTION:Remove an ink cartridge only if you are ready to insert another one....

4.Pull the cartridge straight up.
NOTE:Avoid touching the end of the cartridge that is inserted into the printer, as there may be
ink on the connection.
NOTE:Avoid storing partially used ink cartridges.
5.The front-panel display identifies the missing ink cartridge.
Insert an ink cartridge
1.Before removing the cartridge from its wrapping, shake it vigorously.
2.Unwrap the new ink cartridge, find the label identifying the ink color. Check that the letter or letters
(in these illustrations, M for magenta)...

4.Push the cartridge into the slot until it snaps into position. You should hear a beep and see
confirmation that the cartridge has been inserted.
If you have difficulty, see Cannot insert an ink cartridge on page 168.
5.When all cartridges have been inserted, close the cover.
6.The front-panel display confirms that all cartridges have been correctly inserted, press the OK key
on the front panel.
About the printheads
The printheads are connected to the ink cartridges and jet ink onto the paper....

Check the printhead status
The printer automatically checks and services the printheads after each print. Follow the steps below
to get more information on your printheads.
1.
Press the Menu key to return to the main menu and select the Ink menu icon 
, then Printhead
information.
2.Select the printhead on which you want information.
3.The front panel displays:
●Colors
●Product name
●Product number
●Serial number
●Status, see 
Front-panel error messages on page 181
●Volume of ink it has used
●Warranty...

CAUTION:Printhead replacement must be performed with the printer powered on.
1.
Press the Menu key to return to the main menu and select the Ink menu icon , then Replace
printheads.
2.The printer moves the carriage into the correct position.
CAUTION:If the carriage is left in the removal position for more than three minutes without
inserting or removing any printheads, it tries to move back to its normal position in the right-hand
end.
3.When the carriage has stopped moving, the front-panel display asks...

6.Push the handle back to raise the lid.
7.This gives you access to the printheads.
8.To remove a printhead, lift up the blue handle.
9.Using the blue handle, use steady force to disengage the printhead.
120 Chapter 11   Handling ink cartridges and printheads ENWW
Ink and printheads
 

10.Pull the blue handle upward until the printhead is released from the carriage.
CAUTION:Do not pull abruptly because this can damage the printhead.
11.The front-panel display identifies the missing printhead.
Insert a printhead
1.Remove the orange protective caps by pulling them down.
2.The printhead is designed to prevent you from accidentally inserting it into the wrong slot. Check
that the colored label on the printhead matches the colored label of the carriage slot into which the
printhead is to be...