HP ProBook 450 G3 Notebook PC - Maintenance and Service Guide

Optical drive
Description Spare part number
Blu-ray Disc R/RW with SuperMulti Drive 828426-001
DVD+/-RW Double-Layer SuperMulti Drive 828425-001
DVD-ROM Drive 828424-001
Before removing the hard drive, follow these steps:
1. Shut down the computer. If you are unsure whether the computer is o 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 rst 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 34).
5. Remove the large service door (see Service doors on page 35).
To remove a optical drive:
1. Remove the Phillips PM2.5×7.0 screw (1) that secures the optical drive to the computer.
2. Insert a tool into the slot near the memory modules and push the optical drive to disengage it (2).
3. Remove the optical drive from the computer (3).
Component replacement procedures 37