HP LaserJet Enterprise MFP M430, M431 User Guide

Table Of Contents
The wireless network is not functioning
Complete the following steps to ensure that the network is functioning correctly.
1. For printers that do not support simultaneous wired and wireless connections, make sure that the network
cable is disconnected.
2. To verify if the network has lost communication, try connecting other devices to the network.
3. Test network communication by pinging the network.
a. Open a command-line prompt on your computer.
For Windows, click Start, click Run, type cmd, and then press Enter.
For macOS, go to Applications, then Utilities, and open Terminal.
b. Type ping followed by the router IP address.
c. If the window displays round-trip times, the network is working.
4. Make sure that the router or printer connects to the same network that the computer connects to.
a. Print a conguration page.
b. Compare the service set identier (SSID) on the conguration report to the SSID in the printer
conguration for the computer.
c. If the numbers are not the same, the devices are not connecting to the same network. Recongure the
wireless setup for the printer.
Reduce interference on a wireless network
The following tips can reduce interference in a wireless network:
Keep the wireless devices away from large metal objects, such as ling cabinets, and other electromagnetic
devices, such as microwaves and cordless telephones. These objects can disrupt radio signals.
Keep the wireless devices away from large masonry structures and other building structures. These objects
can absorb radio waves and lower signal strength.
Position the wireless router in a central location in line of sight with the wireless printers on the network.
Solve fax problems
Use the following sections to solve issues involving the printer fax functions.
Checklist for solving fax problems
Use the following checklist to help identify the cause of any fax-related problems you encounter:
Are you using the fax cable supplied with the fax accessory? This fax accessory has been tested with the
supplied fax cable to meet RJ11 and functional specications. Do not substitute another fax cable; the
analog-fax accessory requires an analog-fax cable. It also requires an analog phone connection.
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Chapter 9 Solve problems