Section 2: Understanding Your Phone2A: Your PCS Phone - The Basics 26Warning! Using the wrong battery charger could cause damage to yourphone and void the warranty.It is vital that you use only the PCS-approved desktop holder specificallydesigned for your phone. Use of unauthorized accessories could damageyour phone and invalidate your warranty.To use the desktop holder provided with your phone:1. Plug the adapter in the wall and set the phone in the cradle. A red light on the holder lets you know the battery is charging. A green light lets you know that the battery is at least 90 percentcharged. A yellow light indicates that the battery is operating at atemperature that is too high or low, or that the holder is not pluggedin correctly. Please check the holder and the battery.It takes about 4 hours to fully recharge a completely rundown battery.Connecting the Desktop HolderYour package includes a desktop holder for charging the battery andsynchronizing the PCS Phone with a desktop or laptop computer. If youdo not plan to synchronize the PCS Phone with a desktop computer, thedesktop holder can be used as a battery charger only when the traveladapter is plugged into the desktop holder to supply the power needed tocharge the battery. Once the desktop holder is connected to the traveladapter, the battery charger is fully functional. The desktop holder wasdesigned especially for the i500. No other devices can be used.