Sony DVP-NS300 Operating Instructions Manual page 52

Operation Sound Effects
function
(Sound Feedback)
The player beeps when the following
operations are performed
The default setting of the Sound Feedback
function is set to off:
When there is no disc in the player, press and
hold I I on the player for more than two
seconds You will hear two beeps and the
Sound Feedback function is turned off
Operation Operation sound
Power is turned on One beep
Power is turned off Two beeps
D
is pressed One beep
II is pressed Two beeps
Playback is stopped One long beep
Operation is not possible Three beeps
POWER
A
r Power Indicator
1
Press POWER on the player, then press
l/b on the remote
The power indicator lights up in green
When there is a disc in the player, press
& and remove the disc Then press 52
again to close the disc tray
2 Press and hold II on the player for more
than two seconds
You will hear one beep and the Sound
Feedback function is turned on
52