Fax setting to 'not' print transmission log ignored when sending faxes from the computer Here are steps on how to troubleshoot when the fax setting to 'not' print transmission log is ignored when sending faxes from the computer on a Lexmark CX310, CX410, CX510, MX310, MX410, MX51x, MX61x, MX71x, or MX81x.