HP 640 ProBook G3 Notebook PC & HP 650 ProBook G3 Notebook PC - 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 Authorized Service Provider parts
- Component replacement procedures
- Service door
- Battery
- Hard drive
- Solid-state drive (select products only)
- WWAN module (select products only)
- WLAN module
- Optical drive
- Keyboard
- Memory
- Hinge cover
- Base enclosure
- System board
- Fan and heat sink assembly
- Optical drive board
- Top cover and TouchPad
- RTC battery
- Speaker
- Power button board
- Fingerprint reader (select products only)
- Smart card reader
- Near Field Communication module
- Audio board
- Serial board
- Display assembly
- Component replacement procedures
- Computer Setup (BIOS), TPM, and HP Sure Start
- Using HP PC Hardware Diagnostics (UEFI)
- Backing up, restoring, and recovering
- Specifications
- Power cord set requirements
- Statement of memory volatility
- Recycling
- Index

3. Remove the cable (3), and then remove the ngerprint reader (4).
Reverse this procedure to install the ngerprint reader.
Smart card reader
NOTE: The smart card reader spare part kit includes the metal shield
Description Spare part number
Smart card reader board (includes metal shield)
For 14” products 920194-001
For 15” products 920193-001
IMPORTANT: Make special note of each screw and screw lock size and location during removal and
replacement
Before removing the smart card reader, follow these steps:
1. Shut down the computer.
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 following components:
a. Service door (see Service door on page 37).
b. Remove the battery (see Battery on page 38)
c. Hard drive (see Hard drive on page 39).
72 Chapter 5 Removal and replacement procedures for Authorized Service Provider parts










