HP Officejet 7500A E910 User Manual

Another common problem is that HP software is not set as a trusted software by your
firewall to access the network. This can happen if you answered “block“ to any firewall
dialog boxes that appeared when you installed the HP software.
If this occurs, and if you are using a computer running Windows, check that the following
programs are in your firewall’s list of trusted applications; add any that are missing.
•hpqkygrp.exe, located in C:\program files\HP digital imaging\bin
•hpqscnvw.exe, located in...

Faxing
•UDP port: 427
•TCP port: 9220
HP printer installation
UDP port: 427
Solve printer management problems
This section provides solutions to common problems that involve managing the printer.
This section contains the following topic:
•
EWS cannot be opened
NOTE:To use the EWS, the printer must be connected to a network using either an
Ethernet or a wireless connection. You cannot use the EWS if the printer is connected
to a computer with a USB cable.
EWS cannot be opened
Check your network setup
•...

Check the printer IP address
• To check the IP address of the printer, obtain the IP address by printing a network
configuration page. Touch right arrow, select Setup , select Network, and then
select Print Network Settings.
• Ping the printer using the IP address from the command prompt.
For example, if the IP address is 123.123.123.123, type the following at the MS-DOS
prompt:
C:\Ping 123.123.123.123
◦Open Terminal (available in the Applications > Utilities folder) and type the
following: ping...

Check the printhead and ink cartridges
• Make sure that the printhead and all ink cartridges are firmly installed in their correct,
color-coded slot. Press down firmly on each one to ensure correct contact. The printer
cannot work if they are not all installed.
• Make sure that all latches and covers are closed correctly.
Make sure the ink cartridges are correctly installed
1.Make sure the printer is turned on.
2.Open the ink cartridge access door by lifting from the front right of the printer, until
the...

• In the Windows Device Manager, make sure that the USB drivers have not been
disabled.
• If you are using a computer running Windows, and the computer cannot detect the
printer, run the uninstallation utility (util\ccc\uninstall.bat on the installation CD) to
perform a clean uninstallation of the printer driver. Restart your computer, and reinstall
the printer driver.
Verify installation preliminaries
• Make sure to use the installation CD that contains the correct HP software for your
operating...

Problems connecting to a wired network
• If the Network light on the printer control panel does not turn on, make sure that all
of the “General network troubleshooting” conditions are met.
• Though it is not recommended that you assign the printer with a static IP address,
you might resolve some installation problems (such as a conflict with a personal
firewall) by doing so.
To reset the printers network settings
1.Touch right arrow 
, touch Network, touch Restore Network Defaults, and then
select Yes. A...

1. Printer Information: Shows printer information (such as the printer name, model
number, serial number, and firmware version number), as well as usage information.
printed from the tray.
2. Ink Delivery System Information: Shows information about the ink cartridges, such
as the estimated ink levels.
NOTE:Ink level alerts and indicators provide estimates for planning purposes
only. When you receive a low-ink alert, consider having a replacement cartridge
available to avoid possible printing delays. You...

1. General Information: Shows information about the current status and active
connection type of the network, and other information, such as the URL of the
embedded Web server.
2. 802.3 Wired: Shows information about the active wired network connection, such as
the IP address, subnet mask, default gateway, as well as the hardware address of
the printer.
3. 802.11 Wireless: Shows information about the active wireless network connection,
such as the IP address, the communication mode, the network name,...

To clear a paper jam from the rear door
Use these steps to clear a paper jam.
1.Press in the tab on the left side of the rear door to release the door. Remove the door
by pulling it away from the printer.
CAUTION:Trying to clear a paper jam from the front of the printer can damage
the print mechanism. Always access and clear paper jams through the rear door.
2.Gently pull the paper out of the rollers.
CAUTION:If the paper tears when you are removing it from the rollers, check
the rollers and wheels for...

To clear a paper jam in the automatic document feeder (ADF)
1.Lift the cover of the ADF.
2.Gently pull the paper out of the rollers.
CAUTION:If the paper tears when you are removing it from the rollers, check
the rollers and wheels for torn pieces of paper that might be remaining inside the
printer. If you do not remove all the pieces of paper from the printer, more paper
jams are likely to occur.
3.Close the cover of the ADF.
Avoid paper jams
To help avoid paper jams, follow these guidelines.
• Remove...