Onkyo TX-SR601 - Manual (Page 51)

Listening Modes
DSP: Changes the listening mode for the signal type that is
currently being input from the selected input source as shown
below.
Orchestra -4 Unplugged ^ Studio-Mix -> TV Logic ^ All Ch
Stereo ^ Mono ^ T-D Mono Movie ^ Enhance Orchestra.
If pressed, the corresponding settings in the “Input Setup” menu for
the selected input source is also changed (see page 34).
Original filter (CinemaFILTER) loading for movies
{TX-SR601/601E only)
The CinemaFILTER function gently decreases the level of the
extreme high frequencies, compensating for overly-bright sounding
motion picture soundtracks. Select this function if the sound from
the front speakers is too bright.
This function only works in the Dolby Digital, Dolby Digital EX,
Dolby Pro Logic II Movie, DTS, DTS-ES Discrete 6.1, DTS-ES
Matrix 6.1, DTS Neo:6 Cinema, All Ch Stereo, Mono listening
modes.
Press the CINE FLTR button on the remote controller.
The current setting is displayed. Press the button again to change
the setting.
On: The CinemaFILTER function is used during playback.
Off: The CinemaFILTER function is not used during playback.
Note:
Dolby Pro Logic II Movie, DTS Neo:6 Cinema, Dolby Digital, and
DTS are only enabled for multichannel playback.
51