unplug the speakers and plug in the earbuds.
Most of the time, the drivers (the actual speakers) don't actually blow out. However, the cord connecting them to the device malfunctions, thus making the earbuds stop producing sound.
You aren't going to get good fidelity sound from a laptop's internal speakers. Try a decent set of headphones or earbuds, or get external speakers.
No iPod has any speakers, so you will need either the supplied earbuds or some other headset, or else a docking station with speakers, These are widely available.
JLab Audio's is the company that manufactures JBud earbuds and is also very popular for B-Flex portable USB laptop and desktop speakers and their products are found in a variety of stores like Amazon.
The meaning of earphones is mini speakers. Earphones are designed so that they fit directly on the ear. Earbuds are mini speakers that fit just inside the ear. They are used most often with portable musical devices.
The iPod Nano does not have any speakers themselves, so yes, headphones or earbuds must be used.
I have found that V Moda makes the best earbuds you can expect for the money. Sansa, and Creative also make great chargers, and speakers.
rear speakers
Try a different set of earbuds. the wires are so thin and flimsy it is usually those and not the ipod itself or see if it plays in a docking station.
Buy new ones or get different earbuds.
ipod earbuds come with standard apple earbuds and the colors are grey, for the rubbery plastic, white, for hard plastic.
To change the front speakers, you will have to remove the door panels to expose the speakers. Once exposed, unhook them by disconnecting all the wires.