Meridian Audio SRC-2010 - Manual (Page 37)

Customizing the Smart Remote Control
Faroudja 31
Main
AUX
1
AUX
2
TUNER
/ TAPE
CD
5. Press the space between the two black squares:
Main
AUX
1
AUX
2
TUNER
/ TAPE
CD
6. The button is resized: