HP ProBook 4545s Notebook PC Maintenance and Service Guide

Description Spare part number
DVD±RW and CD-RW SuperMulti DL Combo Drive (includes bracket and screws) 683500-001
DVD-ROM drive 700845-001
Before removing the optical 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 37).
5. Remove the bottom door (see
Bottom door on page 38).
Remove the optical drive:
1. Position the computer upside-down with the battery bay away from you.
2. Remove the Phillips PM2.5×5.0 screw (1) that secures the optical drive to the computer.
3. Push the optical drive tab (2) to release the optical drive from the computer.
42 Chapter 4 Removal and replacement procedures