HP ProBook 640 G1, 645 G1, 650 G1, and 655 G1 Notebook PCs - Maintenance and Service Guide
Table Of Contents
- Product description
- 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
- Computer Setup (BIOS), TPM, and HP Sure Start – Windows 10
- Using HP PC Hardware Diagnostics (UEFI) – Windows 10
- Computer Setup
- Windows 8 — Computer Setup (BIOS), MultiBoot, and System Diagnostics
- Windows 7 — Computer Setup (BIOS), MultiBoot, and HP PC Hardware Diagnostics (UEFI)
- Specifications
- Backup and recovery – Windows 10
- Backup and recovery
- Statement of Volatility
- Power cord set requirements
- Recycling
- Index

3. Slide the service cover toward the front of the computer (4) and lift (5) to remove the service cover.
Reverse this procedure to install the service cover.
Hard drive
NOTE: The hard drive spare part kit does not include the hard drive bracket or screws. These components
are included in the Hard Drive Hardware Kit, spare part number 738395-001.
Description Spare part number
For use in all computer models:
1-TB, 5400-rpm, 9.5-mm hard drive 778192-001
500-GB, 5400-rpm, 7.0-mm hard drive 778186-001
For use only on computer models equipped with an AMD processor:
750-GB, 7200-rpm, 9.5-mm hard drive 778191-001
750-GB, 7200-rpm, 9.5-mm hard drive for use only on computer models equipped with a 14.0-in.
display assembly
686850-001
500-GB, 7200-rpm, 9.5-mm hard drive for use only on computer models equipped with a 14.0-in.
display assembly
778189-001
500-GB, 7200-rpm, 7.0-mm, SED hard drive 703268-001
58 Chapter 5 Removal and replacement procedures for Customer Self-Repair parts