Sony PSP 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.
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
Press for more The system switches to video output
than fi ve seconds mode (
*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
page 18).
Part names and functions
Connecting Headset
You can connect the remote control (sold separately)
to the headset connector. You can also connect the
headset (sold separately) to the remote control.
Headset Remote Control
1
The PSP-1000 series headphones with remote control are not
compatible for use.
Preparation
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