HP OfficeJet Pro L7400 User Manual

ResourceDescriptionLocation
•Serial number
•Firmware version
number
•Number of pages printed
from the trays and
accessories
•Ink levels
•Printhead health status
Print quality diagnostic pageDiagnoses issues that affect
print quality and helps you
decide whether to run any
maintenance tools to improve
the print quality of your
printouts.For more information, seePrint the print qualitydiagnostic page.
HP Web sitesProvide the latest printer
software, and product and
support information.www.hp.com/support...

Front view
1Scanner lid
2Scanner glass
3Control panel
4Display
5Length/width guides
6Input tray
7Output tray extension
8Output tray
Printing supplies area
1Ink cartridge door
2Ink cartridges
3Print-carriage access door
Chapter 1
8 Get started
 

4Printheads
5Printhead latch
Back view
1Power input
2Rear universal serial bus (USB) port
3Rear access panel
Control panel buttons and lights
The following diagram and related table provide a quick reference to the control panel
features.
LabelName and Description
1Keypad: Enters values.
2Display: View menus and messages.
3Reduce/Enlarge: Changes the size of a copy for printing.
4Copy Menu: Presents the Copy menu for selecting options.
5Number of Copies: Select the number of copies to be printed....

LabelName and Description
7Scan To: Presents the Scan To menu for selecting a scan destination.
8Power: Turns the device on or off. The Power button is lit when the device is on. The light
blinks while performing a job.
When the device is turned off, a minimal amount of power is still supplied. To completely
disconnect the power supply, turn the device off, and then unplug the power cord.
9START SCAN: Starts a scan job and sends it to the destination you selected using the Scan
To button.
10Quality:...

2
Install the accessories
This section contains the following topics:
•
Install the duplexer
•
Install Tray 2
•
Turn on accessories in the print driver
Install the duplexer
NOTE:This feature is available with some models of the device.
You can print on both sides of a sheet of paper automatically when the optional
automatic two-sided printing accessory (duplexer) is installed. For information on using
the duplexer, see 
Print on both sides (duplexing).
To install the duplexer
1.Push the buttons on the...

Tray 2 can hold up to 350 sheets of plain paper. For ordering information, see HP
supplies and accessories.
To install Tray 2
1.Unpack the tray, remove the packing tapes and materials, and move the tray to the
prepared location. The surface must be sturdy and level.
2.Turn off the device, and disconnect the power cord.
3.Set the device on top of the tray.
CAUTION:Be careful to keep your fingers and hands clear of the bottom of
the device.
4.Connect the power cord and turn on the device.
5.Enable Tray 2...

To turn on accessories on Windows computers
After you install the device software on Windows computers, Tray 2 must be turned on
in the print driver in order for it to work with the device. (The duplexer does not need to
be turned on.)
1.Click Start, point to Settings, and then click Printers or Printers and Faxes.
- Or -
Click Start, click Control Panel, and then double-click Printers.
2.Right-click the printer icon, and then click Properties, Document Defaults, or
Printing Preferences.
3.Select one of...

3 Use the device
This section contains the following topics:
•
Use control panel menus
•
Control-panel message types
•
Change device settings
•
Use the HP Solution Center (Windows)
•
Use the HP photo and imaging software
•
Load originals
•
Select print media
•
Load media
•
Configure trays
•
Print on special and custom-sized media
•
Print borderless
Use control panel menus
The following sections provide a quick reference to top-level menus that appear on the
control-panel display. To display a menu, press...

Warning messages
Warning messages inform you of events that require your attention, but they do not
prevent the device from operating. An example of a warning message is CYAN INK
LOW. These messages appear until you resolve the condition.
Error messages
Error messages communicate that some action must be performed, such as adding
media or clearing a media jam. These messages are usually accompanied by a
blinking red Attention light. Take the appropriate action to continue printing.
If the error message...

To change settings from the HP photo and imaging software (Mac OS)
1.Click the HP Device Manager icon in the Dock.
2.Select the device in the Devices drop-down menu.
3.On the Information and Settings menu, click an item that you want to change.
Use the HP Solution Center (Windows)
On a Windows computer, the HP Solution Center is the entry point for the
HP Photosmart Software. Use the HP Solution Center to change print settings, order
supplies, and access the onscreen Help.
The features available in the...