My psp has no image but it has sound - Video Game Consoles & Games

Dude, I had the same problem, the screen everything works fine when I use the TV out,

Check it out and tell me. I already call Sony and they will replace it with a new one, I recommend you call them if you still your warranty and your receipt.

or'

If the LCD screen suddenly turns dark

• Check the Backlight Auto-Off setting
  If the Backlight Auto-Off setting is turned ON, the backlight will turn off after a set period of time. Press any button to turn the screen back on.
  To check the Backlight Auto-Off setting:
  1. From the XMB™ menu, go to (Settings) > [Power Settings] and press the button.
  2. Highlight [Backlight Auto-Off] and press the button.
  3. Select a time intervalmy psp has no image - icn_btnx_color.gifg src="/uploads/images/icn_btnx_color.gif" alt="icn_btnx_color.gif" class="h_mi" /> button to save. Select OFF if you wish to disable this feature.
     
     
• Check the Auto Sleep setting
  If the Auto Sleep setting is turned ON, the screen will turn dark after a set period of time. Press any button to turn the screen back on.
  To check the Auto Sleep setting:
  1. Highlight [Auto Sleep] and press the button.
  2. Select a time interval and press the button to save. Select OFF if you wish to disable this feature.
     
     
• Check the Display Button
  Check the Display button on the front of the PSP system. Pressing the Display button (located to the right of the PSP logo on the bottom front) will cycle through the brightness settings of the LCD screen.
  The brightness setting can only be used when the PSP system is plugged into an electrical outlet with an AC adaptor.