Sony 4-127-580-13(1) Operating Instructions Manual page 82

Menu items
REC MODE

GB
Settings (*: Initial setting)
Sets the recording mode.
MP3 :
Monaural standard recording mode.
MP3 :
Stereo standard recording mode.
MP3 *:
Stereo high-quality recording mode.
LPCM :
Stereo long play high-quality recording mode.
LPCM :
Stereo high-quality recording mode.
LPEC :
Monaural long play recording mode.
LPEC :
Monaural standard recording mode.
LPEC :
Stereo long play recording mode.
LPEC :
Stereo standard recording mode.
LPEC :
Stereo high-quality recording mode.
See page
30