it's either multiple bulbs or a broken circut some where in the system.
its on the left side of your volume buttons!!
there is no button that directly mutes it. you can use the volume control buttons on the side to turn the volume down to zero or you can use the virtual volume bar under album artwork
The side buttons are used to turn the volume up and down
probably extra controls for the stereo volume and station selection.
left side, go to the top, there will be two buttons, hit the bottom one
Click on the circle volume button until the clock is displayed and blinking. Use the volume (up, down) buttons to change the hour. Use the left, right button to move to minutes. Use up, down buttons again to change the minutes.
Radio/CD volume controls. If you press both buttons at the same time it will also mute either the CD or radio. You will also notice a strange knob thing on top of the volume control unit, this is to tune the radio.
Notice how the screen slides up? Search behind it. And you'll find the volume buttons. Along with the mute button, And screen brightness adjustment button. Note that you can press there buttons while the psp go screen is down, I just made it easier to find them, That's all.
Profile > Advanced > Normal > Phone > Low/Medium/High
1. Pull out the stylus. 2. With the device turned on, press and hold the VOLUME DOWN and ENTER buttons, then press the RESET button with the stylus tip. 3. Release the RESET button, but continue pressing the VOLUME DOWN and ENTER buttons until you see this message on the screen: "This operation will delete all your personal data and reset all settings to manufacturer default. Press VolUp to restore manufacturer default, or press other keys to cancel." 4. Release the VOLUME DOWN and ENTER buttons, then press the VOLUME UP button to perform the hard reset, or press any other button to cancel the reset.
From new they would have been controls for the radio. Volume, Station, Cd/Radio, etc. I
Yes on the remote the middle button can be used for play/pause the volume buttons won't work