Detaching the battery pack
1Turn the player off.
2Disconnect the AC adapter and the power cord from the player.
3Turn the player upside down.
4Slide the battery pack’s lock switch in the direction of the arrow 1 , then slide the battery pack in the direction of the arrow 2 to remove it.
Connections
Lock switch
5Attach the connector cover on the bottom of the player.
Note
Do not detach the battery pack while the POWER/CHG indicator illuminates in green or orange.
About battery pack life
Battery pack has a limited service life. The length of service life varies depending on product use and user settings. If you use the battery pack beyond its service life, you may notice that playback time becomes remarkably shorter, even if the battery pack is fully charged. If you notice that playback time has become remarkably shorter, even when the battery pack is fully charged, it is recommended that you replace the battery pack with battery pack model number
61