Philips Support
Batteries of my Philips soundmachine do not last
- Whenever convenient, use the power supply cord. * Make sure you remove the plug from the set and wall outlet before inserting batteries. * Do not mix battery types. Only use batteries of the same type for the set. * Do not mix old batteries with new ones. * Remove the batteries if the set is not to be used for a long time.
The information on this page applies to the following models: AZ1816/79 .