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Battery
Description Spare part number
9-cell, 93 WHr, 2.8 Ah Li-ion battery, for use only in 4530s models 633809-001
8-cell, 73 WHr, 2.8 Ah Li-ion battery, for use only in 4730s models 633807-001
6-cell, 55 WHr, 2.8 Ah, for use only in 4530s models 650938-001
6-cell, 47 WHr, 2.2 Ah Li-ion battery, for use only in 4530s models 633805-001
Before disassembling the computer, follow these steps:
1. Shut down the computer. If you are unsure whether the computer is off or in Hibernation, turn
the 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 outlet,
and then unplugging the AC adapter from the computer.
Remove the battery:
1. Position 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. Pivot the battery (2) upward to remove it from the computer (3).
Install the battery by inserting it into the battery bay until you hear a click.
Component replacement procedures 47