HP Color LaserJet Enterprise M455 Color LaserJet Enterprise M455 User Guide - Page 128

Solve wired network problems, Introduction, Poor physical connection

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Table 6-13 Streak defects (continued) Sample Description Dark vertical lines which occur down the length of the page. The defect might occur anywhere on the page, in areas of fill or in sections with no printed content. On color models, these lines or streaks will also be visible on the ITB cleaning page. Possible solutions 1. Reprint the document. 2. Remove the cartridge, and then shake it to redistribute the toner. Reinsert the toner cartridges into the printer and close the cover. For a graphical representation of this procedure, see Replace the toner cartridges. 3. Print a cleaning page. 4. Check the toner level in the cartridge. 5. If the issue persists, go to support.hp.com. Solve wired network problems Check the following information to resolve wired network issues. Introduction Certain types of problems can indicate there is a network communication problem. These problems include the following issues: Poor physical connection Check the cable connections. 1. Verify that the printer is attached to the correct network port using a cable of the correct length. 2. Verify that cable connections are secure. 3. Look at the network port connection on the back of the printer, and verify that the amber activity light flashes indicating network traffic, and the green link-status light is continuously lit indicating a network link. 4. If the problem continues, try a different cable or port on the hub. The computer is unable to communicate with the printer Verify that the printer is communicating with the network and your computer. 1. 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 IP address for your printer. c. If the window displays round-trip times, the network is working. 118 Chapter 6 Solve problems

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Table 6-13
Streak defects
(continued)
Sample
Description
Possible solutions
Dark vertical lines which occur down the
length of the page. The defect might occur
anywhere on the page, in areas of fill or in
sections with no printed content. On color
models, these lines or streaks will also be
visible on the ITB cleaning page.
1.
Reprint the document.
2.
Remove the cartridge, and then shake
it to redistribute the toner. Reinsert
the toner cartridges into the printer
and close the cover. For a graphical
representation of this procedure, see
Replace the toner cartridges
.
3.
Print a cleaning page.
4.
Check the toner level in the cartridge.
5.
If the issue persists, go to
support.hp.com
.
Solve wired network problems
Check the following information to resolve wired network issues.
Introduction
Certain types of problems can indicate there is a network communication problem. These problems include the
following issues:
Poor physical connection
Check the cable connections.
1.
Verify that the printer is attached to the correct network port using a cable of the correct length.
2.
Verify that cable connections are secure.
3.
Look at the network port connection on the back of the printer, and verify that the amber activity light
flashes indicating network traffic, and the green link-status light is continuously lit indicating a network link.
4.
If the problem continues, try a different cable or port on the hub.
The computer is unable to communicate with the printer
Verify that the printer is communicating with the network and your computer.
1.
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 IP address for your printer.
c.
If the window displays round-trip times, the network is working.
118
Chapter 6
Solve problems