Sony Nwz-s639f Battery Replacement |link| -

With the connectors disconnected, you should be able to remove the old battery. Gently lift it out of the device and set it aside.

Take the new battery and align it with the connectors on the motherboard. Make sure it’s securely seated and the connectors are firmly attached. sony nwz-s639f battery replacement

Once you have access to the internal components, locate the battery. It’s a small, rectangular component connected to the motherboard. With the connectors disconnected, you should be able