System Board - HP EliteBook 755 G3 Maintenance And Service Manual

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
AMD A12 Pro-8800B; UMA graphics memory
AMD A10 Pro-8700B; UMA graphics memory
AMD A8 Pro-8600B; UMA graphics memory
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
5. Remove the battery (see
6. Remove the following components:
a. Keyboard (see
b. Hard drive (see
c. Internal base plate (see
d. Fingerprint reader assembly (see
e. Power button board (see
f. USB/audio board (see
g. Smart card reader board (see
When replacing the system board, be sure to remove the following components from the defective system
board and install on the replacement system board:
● Memory modules (see
● WLAN/Bluetooth module (see
● WWAN module (see
● SSD (see
● RTC battery (see
● Heat sink/ fan assembly (see
Remove the system board:
Bottom cover on page
Battery on page
Keyboard on page
Hard drive on page
Internal base plate on page
Power button board on page
USB/audio board on page
Memory modules on page
WLAN/Bluetooth combo card on page
WWAN module on page
SSD on page 42)
RTC battery on page
Heat sink/fan assembly on page
34).
39).
50)
40)
55)
Fingerprint reader assembly on page
70)
Smart card reader board on page
44)
48)
54)
Spare part number
827576-xxx
827575-xxx
827574-xxx
61)
62)
68)
46)
58)
Component replacement procedures 71