HP ProBook 6455b, 6555b, 6450b and 6550b Notebook PCs Maintenance and Service Guide

Mass storage device
NOTE: The mass storage device spare part kit includes a bracket.
Description Spare part number
Hard drive:
500-GB, 7200-rpm 634919-001
320-GB, 7200-rpm 603783-001
320-GB, 7200-rpm, SED, 7 mm 641674-001
250-GB, 7200-rpm 613353-001
160-GB, 7200-rpm 620893-001
Hard Drive Hardware Kit (not illustrated, includes hard drive bracket and 4 screws)
For use with standard hard drives 630891-001
For use with 7 mm hard drives 691416-001
Solid-state drive:
128-GB, 2.5-in solid-state drive 613356-001
80-GB, 2.5-in solid-state drive 625133-001
Before removing the mass storage device, 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 74).
Remove the mass storage device:
1. Position the computer with the front toward you.
2. Loosen the two Phillips PM2.0×6.0 captive screws (1) that secure the mass storage device cover
to the computer.
3. Lift the left side of the cover (2) to detach it from the computer.
78 Chapter 4 Removal and replacement procedures