iPod touch tips and tricks : Ipod Touch WiFi Wireless Problems Troubleshooting Guide

Here are some of the ipod touch troubleshooting steps that you can try provided by Apple

If the screen is blank or shows a low-battery image

iPod touch is low on power and needs to charge for up to ten minutes before you can use it. For information about charging iPod touch, see "Charging the Battery" in the iPod touch Features Guide.

If iPod touch doesn't appear in iTunes or you can't sync iPod touch

• The iPod touch battery might need to be recharged. For information about charging iPod touch, See "Charging the Battery" in the iPod touch Features Guide.
• If that doesn't work, disconnect other USB devices from your computer and connect iPod touch to a different USB 2.0 port on your computer (not on your keyboard).
• If that doesn't work, turn off iPod touch and turn it on again. Press and hold the Sleep/Wake button on top of iPod touch for a few seconds until a red slider appears, then drag the slider. Then press and hold the Sleep/Wake button until the Apple logo appears.
• If that doesn't work, restart your computer and reconnect iPod touch to your computer.
• If that doesn't work, download and install (or reinstall) the latest version of iTunes from www.apple.com/itunes.
• For additional troubleshooting if the iPod touch is not recognized, see this article.

If iPod touch won't turn on, or if the display freezes or doesn't respond

• iPod touch may need charging. See "Charging the Battery" in the iPod touch Features Guide.
• Press and hold the Home button for at least six seconds, until the application you were using quits.
• If that doesn't work, turn off iPod touch and turn it on again. Press and hold the Sleep/Wake button on top of iPod touch for a few seconds until a red slider appears, and then drag the slider. Then press and hold the Sleep/Wake button until the Apple logo appears.
• If that doesn't work, reset iPod touch. Press and hold both the Sleep/Wake button and the Home button for at least ten seconds, until the Apple logo appears.

If iPod touch continues to freeze or not respond after you reset it

• Reset iPod touch settings. From the Home screen choose Settings > General > Reset > Reset All Settings. All your preferences are reset, but your data and media are left untouched.
• If that doesn't work, erase all content on iPod touch. From the Home screen choose Settings > General > Reset > "Erase All Content and Settings." All your preferences are reset, and all your data and media are removed from iPod touch.
• If that doesn't work, restore the iPod touch software. See "Updating and Restoring iPhone or iPod touch Software."

If iPod touch isn't playing sound

• Unplug and reconnect the headphones. Make sure the connector is pushed in all the way.
• Make sure the volume isn't turned down all the way.
• Music on iPod touch might be paused. From the Home screen tap Music, tap Now Playing, then tap ▶.
• Check to see if a volume limit is set. From the Home screen choose Settings > Music > Volume Limit. For more information, see the iPod touch Features Guide.
• Make sure you are using iTunes 7.4 or later (go to www.apple.com/itunes). Songs purchased from the iTunes Store using earlier versions of iTunes won't play on iPod touch until you upgrade iTunes.
• If you are using the optional dock's line out port, make sure your stereo or external speakers are turned on and working properly.

If you can't play a song you just purchased

Your purchase may still be downloading. Close and reopen Music, then try playing the song again.