HP 1240 HP Fax 1240 - (English) Getting Started Guide - Page 56

chapter 3 use error correction mode Error Correction Mode (ECM) eliminates data lost due to poor phone lines by detecting errors that occur during transmission and automatically requesting retransmission of the erroneous portion. Phone charges are unaffected, or might even be reduced, on good phone lines. On poor phone lines, ECM increases sending time and phone charges, but sends the data much more reliably. Turn ECM off (the default setting is on) only if it increases phone charges substantially, and you can accept poorer quality in exchange for reduced charges. Note: If your Fax Speed setting is set to Fast or you are sending a color fax, then ECM is always On. ECM only affects faxes that are being sent 1 Press Setup. 2 Press 4, then press 5. This selects Advanced Fax Setup and then selects Error Correction Mode. 3 Press ! to select On or Off. 4 Press OK. set the fax speed You can set the fax speed used to communicate between your HP Fax and other fax machines when sending and receiving faxes. The default fax speed is Fast. In certain environments, setting the fax speed to a slower speed might be required. For example, if you use one of the following: • an Internet phone service • a PBX system • Fax over Internet Protocol (FoIP) • an integrated services digital network (ISDN) service Also, if you experience problems sending and receiving faxes, you might want to try setting the Fax Speed to Medium or Slow. If you want to send with ECM turned off, you must use Medium or Slow. The following fax speeds are available. fax speed setting fax speed Fast v.34 or 33600 bps Medium v.17 or 14400 bps Slow v.29 or 9600 bps 1 Press Setup. 2 Press 4, then press 6. This selects Advanced Fax Setup and then Fax Speed. 3 Press ! to select an option, and then press OK. fax 46 hp fax 1240 series