Check with the other party and send the document to a G3 fax machine . If the other party does not have a G3 fax machine, try sending the document using a transmission mode the other party's fax machine supports.
This will occur if there are multiple lines and telephone jacks in the same location. Or if the telephone jack is wired for two lines. For example, line one is to be used for voice calls and line two is to receive faxes. Disconnect the fax machine from the telephone wall jack. Connect a known functioning single-line telephone directly to the telephone wall jack.
The fax machine will receive faxes automatically in FaxTel Mode and will ring to alert you of an incoming phone call. While the fax is alerting you of the incoming phone call, answer the call on an extension telephone connected to the fax . The instructions below illustrate how the devices should be connected.
