Press [Fax/Send] repeatedly to select the sending method, then press [OK].
If using the LASER CLASS 810, you can switch to the Fax mode by pressing [Copy/Fax].
Press [Density] repeatedly to select the density.
<Darker>:
to make light documents darker.
<Standard>:
Suitable for copying regular originals.
<Lighter>:
to make dark documents lighter.
These settings return to the default values after all documents are scanned. If you want to keep the settings, set the density as following;
[Additional Functions] → <TX/RX SETTINGS> → <TX/RX COMMON SET.> → <TX SETTINGS> → <SCANNING DENSITY> (See "Setting Menu.")