HP LaserJet Pro 4001dw Monochrome Wireless Printer - Manual (Page 118)

Wireless connectivity checklist
Review the following information to check wireless connectivity.
● Verify that the network cable is not connected.
● Verify that the printer and the wireless router are turned on and have power. Also make sure that the
wireless radio in the printer is turned on.
● Verify that the service set identifier (SSID) is correct. Print a configuration page to determine the
SSID. If you are not sure the SSID is correct, run the wireless setup again.
● With secured networks, verify that the security information is correct. If the security information is
incorrect, run the wireless setup again.
● If the wireless network is working correctly, try accessing other computers on the wireless network.
If the network has Internet access, try connecting to the Internet over a wireless connection.
● Verify that the encryption method (AES or TKIP) is the same for the printer as it is for the wireless
access point (on networks using WPA security).
● Verify that the printer is within the range of the wireless network. For most networks, the printer
must be within 30 m (100 ft) of the wireless access point (wireless router).
● Verify that obstacles do not block the wireless signal. Remove any large metal objects between
the access point and the printer. Make sure poles, walls, or support columns containing metal or
concrete do not separate the printer and wireless access point.
● Verify that the printer is located away from electronic devices that might interfere with the wireless
signal. Many devices can interfere with the wireless signal including motors, cordless phones,
security system cameras, other wireless networks, and some Bluetooth devices.
● Verify that the print driver is installed on the computer.
● Verify that you have selected the correct printer port.
● Verify that the computer and printer connect to the same wireless network.
● For macOS, verify that the wireless router supports Bonjour.
The printer does not print after the wireless configuration completes
If the printer does not print after the wireless configuration completes, try these solutions.
1. Make sure that the printer is turned on and in the ready state.
2. Turn off any third-party firewalls on your computer.
3. Make sure that the wireless network is working correctly.
4. Make sure that your computer is working correctly. If necessary, restart the computer.
5. Verify that you can open the printer HP Embedded Web Server from a computer on the network.
The printer does not print, and the computer has a third-party firewall installed
If the printer does not print, and the computer has a third-party firewall installed, try these solutions.
1. Update the firewall with the most recent update available from the manufacturer.
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