Insignia
3Plug the AC power adapter into a wall power outlet.
Caution
To protect your boombox during thunderstorms, unplug the
AC power adapter from the AC power outlet.
Note
Only use the supplied AC power adapter, which has the following specifications: DC=12V 2A 
Unplug both the DC plug and the adapter when not in use.
The batteries are automatically bypassed when the AC power adapter is used.
Installing the batteries
To install the batteries:1Turn your boombox over, then open and remove the door to the battery compartment.
2Insert eight (8) “D” size batteries into the battery compartment. Make sure that you match the + and – symbols on the batteries with the + and – symbols in the battery compartment.
3Reinstall and close the battery compartment door and return your boombox to the upright position.
Note
The AC power adapter must be disconnected from the DC IN jack on the back of your boombox in order for your boombox to operate on battery power.
When the battery indicator 
appears in the display, you need to replace the batteries.