Primary hard drive
NOTE: The hard drive bracket is included in the Hard Drive Hardware Kit, spare part number
642774-001.
Description Spare part number
750 GB, 7200-rpm SATA hard drive 633252-001
500 GB, 7200-rpm SATA hard drive 634925-001
320 GB, 7200-rpm SATA hard drive 641672-001
320 GB, 7200-rpm SATA SED hard drive 626978-001
256 GB solid-state drive (includes bracket and screws) 655027-001
128 GB solid-state drive (includes bracket and screws) 655026-001
Before removing the primary hard drive, 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.
4. Remove the battery (see
Battery on page 45).
5. Remove the service access cover (see
Service access cover on page 46).
6. Position the computer with the front toward you.
7. Loosen the captive screw on the Smart Card reader cover (1).
8. Loosen the two captive screws on the hard drive (2).
54 Chapter 4 Removal and replacement procedures
