Brother International MFC 3820CN Network Users Manual - English - Page 75
Intermittent Problems, TCP/IP Troubleshooting
UPC - 012502607151
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5 If you have a bridge or router located between the Print/Fax server and host computer, make sure that the device is set up to allow the Print/Fax server to send and receive data from the host. For example, a bridge can be set up to only allow certain types of Ethernet addresses to pass through (a process known as filtering); therefore, such a bridge must be configured to allow Brother Print/Fax server addresses. Likewise, a router can be set up to pass only certain protocols, so be sure that the desired protocol can be passed through to the Print/Fax server. Intermittent Problems If the Print/Fax server and machine start up OK, but you intermittently have problems printing, check the following: 1 If you can print small jobs but large graphics jobs are distorted or incomplete, make sure that you have adequate memory in your machine and the latest printer driver installed on your computer. The latest Brother printer drivers can be downloaded from http://solutions.brother.com 2 Check the individual protocol troubleshooting sections in this chapter for additional causes of intermittent printer problems. TCP/IP Troubleshooting If you are using TCP/IP and cannot print to the print server and you have checked the hardware and network as described in the previous steps, then check the following: It is always a good idea to try following in order to eliminate the possibility of setup errors. Turning off the machine and then on again, Deleting and recreating the Print/Fax server and creating a new print queue in order to eliminate the possibility of setup errors. 8 - 3 TROUBLESHOOTING