Sony PSP-1003 Quick Reference page 9

Using the sound button
Each time you press the button, the tone
Press and release changes among HEAVY
JAZZ
Press for more
The sound is muted. *2
than one second
*1 : The tone can be changed only when using headphones.
Also, the tone setting is temporarily set to "OFF" during
gameplay.
*2 : To clear muting, press the sound button again. You can
also clear by pressing the volume + or volume - button on
the system or on the Remote Control.
Using the display button
Each time you press the button, the
Press and release display changes among three levels of
screen brightness. *1
Press for more The backlight turns off and the screen
than one second goes blank. *2
*1 : The highest level (level 4) can be selected only while the
PSP system is plugged in using the AC Adaptor.
®
*2 : To turn the backlight back on, press any of the PSP
system buttons.
POPS
UNIQUE OFF. *1
®
Part names and functions
Headphones with Remote Control
The headphones with Remote Control are supplied
with the Value Pack and are also sold separately.
Headphones
1
Preparation
HOME VOL
2
Remote Control
DE
IT
NL
PT
9