2Using the wireless controllerUSUsing the controller wirelesslyIf you disconnect the USB cable, you can use the controller wirelessly.To use it wirelessly, the controller’s battery must be charged.Hints The USB cable can be connected or disconnected while the controller and thesystem are turned on. If the controller does not function, press the PS button, and then reassign thecontroller number.Charging the controllerWith the system turned on (power indicator is lit solid green), connectthe controller to the system using a USB cable. The port indicators ofthe controller flash slowly and charging begins. When charging hascompleted, the port indicators stop flashing.Hints The controller can be used while charging. Charge in an environment where the temperature range is between10°C - 0°C (50°F - 86°F). Charging may not be as effective when performed inother environments. The controller cannot be charged when the system is off (in standby mode). The battery has a limited life span. Battery charge duration will graduallydecrease with repeated usage and age. Battery life also varies depending on the storage method, usage state,environment and other factors.Battery charge levelIf you press and hold down the PS button for more than one second,you can check the battery charge level on the screen.Charge LevelThe battery has plenty of charge.The battery has started losing its charge.The battery charge level is low.The battery has no charge. The port indicators on the controller flashrapidly. Charge the controller.HintDepending on the environment or the conditions of use, the remaining chargelevel may not display correctly and the battery duration may vary.