HP EliteBook 850 G2 Notebook PC HP EliteBook 750 G2 Notebook PC HP ZBook 15u G2 Mobile Workstation - Maintenance and Service Guide

3. Release the USB/VGA connector board (3) from the openings in the base enclosure.
4. Remove the USB/VGA connector board (4) and cable by sliding them away from the heat sink.
Reverse this procedure to install the USB/VGA connector board.
Heat sink
NOTE: The heat sink spare part kit includes replacement thermal material.
Description Spare part number
For use only on HP EliteBook 850 G2 Notebook PC and HP EliteBook 750 G2 Notebook PC
computer models equipped with a graphics subsystem with discrete memory
803019-001
For use only on HP EliteBook 850 G2 Notebook PC and HP EliteBook 750 G2 Notebook PC
computer models equipped with a graphics subsystem with UMA memory
803018-001
For use only on HP ZBook 15u G2 Mobile Workstation computer models (includes fan) 796898-001
Before removing the heat sink, 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 service cover (see Service cover on page 47), and then remove the following components:
a. Battery (see Battery on page 49)
b. Keyboard (see Keyboard on page 59)
80 Chapter 6 Removal and replacement procedures for Authorized Service Provider parts ENWW