HP Notebook PC (Intel) * Models: 15-ay000 - 15-ay099 HP 250 G5 Notebook PC HP 256 G5 Notebook PC - Maintenance and Service Guide
Table Of Contents
- Product description
- HP Notebook PC; Intel 7th generation and Pentium/Celeron processors; non-touch models
- HP Notebook PC; Intel 5th and 6th generation and Pentium/Celeron processors; non-touch models
- HP Notebook PC; Intel 7th generation Core and Pentium/Celeron processors; touch models
- HP Notebook PC; Intel 5th and 6th generation and Pentium/Celeron processors; touch models
- HP 250/256 G5 Notebook PC models
- External component identification
- Illustrated parts catalog
- Removal and replacement procedures preliminary requirements
- Removal and replacement procedures for Customer Self-Repair parts
- Removal and replacement procedures for Authorized Service Provider parts
- Using Setup Utility (BIOS) in Windows 7
- Using Setup Utility (BIOS) in Windows 10
- Backing up, restoring, and recovering in Windows 7
- Backing up, restoring, and recovering in Windows 10
- Using HP PC Hardware Diagnostics (UEFI)
- Specifications
- Statement of memory volatility
- Power cord set requirements
- Recycling
- Index

Optical drive board
Description Spare part number
Optical drive board (includes cable) 855007-001
Before removing the optical drive board, 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 48).
5. Remove the optical drive (see Optical drive on page 49), if installed.
6. Remove the bottom cover (see Bottom cover on page 52).
To remove the optical drive board:
1. Disconnect the cable from the system board (1).
2. Remove the Phillips PM2.0×2.4 screw (2) that secures the optical drive board to the computer.
3. Rotate the connector side of the board upward, and then pull the board and cable up and out of the
computer (3).
Reverse this procedure to install the optical drive board and cable.
58 Chapter 6 Removal and replacement procedures for Authorized Service Provider parts