HP ProBook 6550b HP ProBook 6455b, 6555b, 6450b,and 6550b Notebook PCs - Maint - Page 91

Mass storage device NOTE: The mass storage device spare part kit includes a bracket. Description Hard drive: 500-GB, 7200-rpm 320-GB, 7200-rpm 250-GB, 7200-rpm 160-GB, 7200-rpm Solid-state drive 160-GB, 2.5-in solid-state drive (for use only on HP Compaq 6555b and 6455b computer models) 128-GB, 2.5-in solid-state drive 80-GB, 2.5-in solid-state drive Spare part number 613355-001 613354-001 and 626978-001 613353-001 620893-001 613357-001 613356-001 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 79). 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. Component replacement procedures 83