HP 640 ProBook G3 Notebook PC & HP 650 ProBook G3 Notebook PC - Maintenance and Service Guide

Table Of Contents
System board
Description Spare part number
System board
Discrete memory, Intel i5-7300U processor, and WWAN capability 916828-001
Discrete memory, Intel i5-7300U processor, Windows, and WWAN capability 916828-601
Discrete memory, Intel i7-7600U processor, and WWAN capability 916829-001
Discrete memory, Intel i7-7600U processor, Windows, and WWAN capability 916829-601
UMA memory, Intel i3-7100U processor 916830-001
UMA memory, Intel i3-7100U processor, and Windows 916830-601
UMA memory, Intel i3-7100U processor, and WWAN capability 916831-001
UMA memory, Intel i3-7100U processor, Windows, and WWAN capability 916831-601
UMA memory, Intel i5-7200U processor 916832-001
UMA memory, Intel i5-7200U processor, and Windows 916832-601
UMA memory, Intel i5-7200U processor, and WWAN capability 916833-001
UMA memory, Intel i5-7200U processor, Windows, and WWAN capability 916833-601
UMA memory, Intel i5-7300U processor, and WWAN capability 916834-001
UMA memory, Intel i5-7300U processor, Windows, and WWAN capability 916834-601
UMA memory, Intel i7-7600U processor, and WWAN capability 916835-001
UMA memory, Intel i7-7600U processor, Windows, and WWAN capability 916835-601
UMA memory, Inteli 5-7440HQ processor, and WWAN capability 918109-001
UMA memory, Intel i5-7440HQ processor, Windows, and WWAN capability 918109-601
UMA memory, Inte li7-7820HQ processor, and WWAN capability 918110-001
UMA memory, Inte li7-7820HQ processor, Windows, and WWAN capability 918110-601
IMPORTANT: Make special note of each screw and screw lock size and location during removal and
replacement
Before removing the system board, 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. Battery (see Battery on page 38).
c. Hard drive (see Hard drive on page 39).
Component replacement procedures 57