Sony IC RECORDER ICD-55 Mode D'emploi page 31

Selecting the Recording Mode
MODE SP: You can make up to 32 minutes of recording with better sound.
MODE LP: You can make up to 64 minutes of recording.
1
Press MENU to enter the menu mode.
2
Press –= or ++ to display "MODE"
and press (pPLAY/STOP.
"SP (or LP)" will flash.
3
Presse –= or ++ to select "SP" or
"LP" and press (pPLAY/STOP.
Now the setting is completed.
4
Press MENU to exit the menu mode.
31
GB