Datasheet

USB board
Description Spare part number
USB board (includes cable)
For use in ProBook 650 G1 models equipped with a 15.6–inch display assembly 738702-001
For use in ProBook 655 G1 models equipped with a 15.6–inch display assembly 745891-001
For use in computer models equipped with a 14–inch display assembly 738400-001
Before removing the USB board, follow these steps:
1. Turn off 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 the power from the computer by unplugging the power cord from the computer.
3. Disconnect all external devices from the computer.
4. Remove the battery (see
Battery on page 64), and then remove the following components:
a. Service cover (see
Service cover on page 65)
b. Hard drive (see
Hard drive on page 66)
c. Optical drive (see
Optical drive on page 77)
d. Keyboard (see
Keyboard on page 80)
e. Base enclosure (see
Base enclosure on page 91)
Remove the USB board:
1. Remove the four Phillips screws (3) that secure the USB board to the base enclosure.
94 Chapter 6 Removal and replacement procedures for Authorized Service Provider parts