Answer to: Can I use a 2nd gen touch screen on a 3gen iPod Touchyou can use the glass digitizer but i'm not exactly sure about the mid frame i don't think you can if the thickness is different between the models ( be sure to check that
Answer to: forgot screen lock code, how can i unlock it?Try deleting the file _locked in iPod_control/devices. This has happened to me and the only possible way i found was to reset factory settings.
Answer to: iPhone speaker wont play iPod audio, but will sound off ringtones.go to SETTINGS and then enter MUSIC and go to sound restrictions maybe your sound is restricted all the way down on mute. If you have a warranty send it to apple if it does not help.