HP ZBook 15u G4, Руководство по техническому обслуживанию и ремонту, Страница: 77 / 196

System board
NOTE: All system board spare part kits include replacement thermal material.
All system boards use the following part numbers:
xxxxxx-001: Non-Windows operating systems
xxxxxx-601: Windows operating system
Description Spare part number
System board (including processor) for use in models with UMA graphics (HP EliteBook 850 G4
Notebook PC models only):
Intel i7-7600U processor 917507-xx1
Intel i7-7500U processor 917504-xx1
Intel i5-7300U processor 917501-xx1
Intel i5-7200U processor 917503-xx1
Intel i3-7100U processor 917499-xx1
System board (including processor) for use in models with discrete graphics:
Intel i7-7600U processor 917506-xx1
Intel i7-7500U processor 917505-xx1
Intel i5-7300U processor 917500-xx1
Intel i5-7200U processor 917502-xx1
Intel i3-7100U processor (HP EliteBook 850 G4 Notebook PC models only) 917498-xx1
Before removing the system board, follow these steps:
1. Shut down 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 all external devices connected to the computer.
3. Disconnect the power from the computer by first unplugging the power cord from the AC outlet, and
then unplugging the AC adapter from the computer.
4. Remove the bottom cover (see Bottom cover on page 34 ).
5. Remove the battery (see Battery on page 38 ).
6. Remove the keyboard (see Keyboard on page 50 ).
7. Remove the internal base plate (see Internal base plate on page 53
When replacing the system board, be sure to remove the following components (as needed) from the
defective system board and install on the replacement system board:
● Solid-state drive (see Solid-state drive (SSD) on page 41 )
● Memory modules (see Memory modules on page 43 )
● WLAN/Bluetooth module (see WLAN/Bluetooth combo card on page 45 )
Component replacement procedures 65