HP Designjet T620 610 mm User Manual

							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 151
● Volume of ink it has used
● Warranty status
You can also get most of this information without leaving your computer by using the HP Printer Utility.
For an explanation of the printhead status messages, see 
Printhead status messages on page 144.
If the warranty status is  See warranty note, this indicates that non-HP ink is being used. See the HP
Legal Information document provided with your printer for details of the warranty implications.
Remove a printhead
CAUTION: Make sure the printer wheels are locked (the brake lever is pressed down) to prevent the
printer from moving.
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							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 you to open the window.
4.Locate the carriage on the right side of the printer.
5. Pull the handle up and toward you to release the wire loop.
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							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.
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							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 inserted.
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							3.Insert the new printhead into its correct slot in the carriage.
CAUTION: Insert the printhead slowly and vertically, straight down. It may be damaged if you
insert it too fast, or at an angle, or if you rotate it as you insert it.
4. Push down as indicated by the arrow shown below.
CAUTION: When installing the new printhead there may be some resistance, so you need to
press it down firmly but smoothly. You should hear a beep and see confirmation on the front-panel
display that the printhead has been inserted. If you have difficulty, see 
Cannot insert a printhead
on page 138.
5. Insert all other printheads that need to be installed, and close the carriage lid.
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							6.Ensure the end of the blue handle catches the wire loop on the near side of the carriage.
7. Lower the handle to rest on the carriage cover.
When all the printheads have been inserted correctly and are accepted by the printer, the printer
beeps .
NOTE: If the printer does not beep when you insert the printhead and the  Replace message
appears on the front-panel display, the printhead may need to be reinserted.
8. Close the window.
9.The front-panel display confirms that all printheads are correctly inserted. The printer starts
checking and preparing the printheads. The default routine process, when all printheads are
changed, takes 10 minutes. If the printer finds problems in preparing the printheads, it takes longer,
up to 45 minutes. For a single printhead insertion, the times vary between 2 and 40 minutes. After
all printheads are checked and prepared, the printhead realignment procedure runs automatically
if paper is loaded, see 
Align the printheads on page 142.
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							10 Maintaining the printer
●Check printer status
●
Clean the exterior of the printer
●
Replace the cutter
●
Maintain the ink cartridges
●
Move or store the printer
●
Update the firmware
●
Update the software
●
Printer maintenance kits
●
Secure Disk Erase
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							Check printer status
You can check the current status of the printer in various ways:
●If you start the HP Printer Utility and select your printer, you see a page of information describing
the status of the printer and its paper and ink supplies.
● If you access the Embedded Web Server, you see information about the general status of the
printer.
● The status screen of the printers front panel notifies you of any current problems affecting the
printer as a whole. You can also request information about:
◦
The currently loaded paper, with the  View loaded paper key 
◦
The ink levels, with the  View ink levels key 
◦
The ink cartridges, by selecting the Ink menu icon  and then  Ink cartridge information
◦ The printheads, by selecting the Ink menu icon 
 and then  Printhead information
Clean the exterior of the printer
Clean the outside of the printer and all other parts of the printer that you regularly touch as part of normal
operation with a damp sponge or a soft cloth and a mild household cleaner such as non-abrasive liquid
soap.
WARNING! To avoid an electric shock, make sure that the printer is turned off and unplugged before
you clean it. Do not let water get inside the printer.
CAUTION: Do not use abrasive cleaners on the printer.
Replace the cutter
The cutter may need to be replaced once or twice during the life of the printer, depending on the total
amount and thickness of paper used. The front panel advises when replacement is due. If you do not
replace the cutter immediately, the printer continues working normally, but the front panel continues to
remind you about the cutter.
To replace the cutter:
1.If there is paper loaded in the printer, unload it.
2. At the front panel, select the Setup menu icon 
, then  Resets  > Reset cutter life counter .
3. After a brief pause, the printer turns itself off. The printhead carriage is parked on the right-hand
side of the printer, and the cutter on the left-hand side.
WARNING! There is a risk of electric shock if you attempt to replace the cutter with the printer
turned on.
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							4.Lift the ink cartridge cover on the left-hand side of the printer.
5.Press the button behind the ink cartridges to release the cover of the left-hand end of the printer.
6.Remove the left end cover.
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