What steps will reproduce the problem? 1. Uninstall 6.39PRO-B9 2. Install OFW 6.60 3. Install PRO-B10 4. Select a PSP-Minis (Mini Squadron) 5. Wait to see background image and sound 6. Press Select to show VSH 7. Wait a second and you hear some strange noises like dirty echos 8. in Games the same happen but only with fx sound

What is the expected output? What do you see instead? clean sound

What version of the product are you using? On what operating system? OFW 6.60 with PRO-B10

Please provide any additional information below. PSP-2001, Model 2g, Original Memory Stick 8Gb, Sound in Mp3s or Movies is clean with out problems, Inferno Driver, Cache Enable and Disabled.

Please try that in the latest pro firmware.

No answer since a long time... Issue closed