Brother HL-4200CN - Manual (Page 103)

TROUBLESHOOTING 5 - 14
Others Problems
Network Problems
Symptom Possible Cause Action
The IP address
changes when
turning on the printer
Is the printer set to acquire an IP address
through a DHCP server?
Set the IP address acquisition method to
"Panel". See Setting an IP Address on page
1-4.
Cannot use a web
browser to manage
the printer.
Is the printer off? Press the I on the power switch to turn the
printer on.
See Turn the Printer On on page 2-4.
Is the Ethernet cable loose or
disconnected?
Turn the printer off and check the Ethernet
cable. If necessary, reconnect the cable,
then turn the printer back on.
Is the printer's Internet address correct? Confirm that the printer’s Internet address is
correct. If the problem persists, use an IP
address to connect to the printer instead.
Is the printer's IP address correct? The IP address might be set incorrectly.
Ask your system administrator for the
correct settings.
Use the printer configuration list to confirm
the current IP address.
Are you using a proxy server? Certain proxy servers block access to the
printer.
Configure your Web browser so that it does
not use the proxy server or set the address
you want to access so that it does not go
through the proxy server.
Is the port number correct? The default port number is "80". Specify the
correct port number.