Are you doing this for DFU mode:
Step 1: Turn off your iPod touch / iPhone completely and connect to PC / mac
Step 2: Hold down the Power button for 3 seconds
Step 3: Without releasing the power button, also hold the Home button for 10 seconds
Step 4: Without releasing the home button, release the power button and keep holding the Home button for 20 seconds.
Itunes will identify that you are in DFU mode.
Did you try:
Did you try letting the battery fully drain and then after charging for at least an hour try those again?
Last
- If still not successful that indicates a hardware problem and an appointment at the Genius Bar of an Apple store is in order.
Apple Retail Store - Genius Bar