HP ProBook 4320s Notebook PC HP ProBook 4321s ... - Warranty Life

BatteryDescriptionSpare part numberBattery9-cell, 93-Wh (2.8Ah) Li-ion 593573-0016-cell, 47-Wh (2.2Ah) Li-ion 593572-001Before disassembling the computer, follow these steps:1. Shut down the computer. If you are unsure whether the computer is off or in Hibernation, turnthe computer on, and then shut it down through the operating system.2. Disconnect all external devices connected to the computer.3. Disconnect the power from the computer by first unplugging the power cord from the AC outletand then unplugging the AC adapter from the computer.Remove the battery:1. Turn the computer upside-down on a flat surface with the battery bay toward you.2. Slide the battery release latches (1) to release the battery.3. Remove the battery (2) from the computer.Install the battery by inserting it into the battery bay until you hear a click.Component replacement procedures 51