HP EliteBook 745 G2, Руководство по техническому обслуживанию и ремонту, Страница: 98 / 172

Description Spare part number
For use on models with AMD A10-7350B G2 processor for use with the Windows 8.1 Standard operating
system (Gold Conversion Kit)
802543-5C1
For use on models with AMD A10-7350B G2 processor for use with models without the Windows 8.1
operating system (Gold Conversion Kit)
802543-0C1
Before removing the system 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 following components:
a. Service door (see Service door on page 47 )
b. Battery (see Battery on page 49 )
c. Hard drive (see Hard drive on page 50 )
d. Fan (see Fan on page 74 )
e. Keyboard (see Keyboard on page 58 )
f. Base enclosure (see Internal base enclosure on page 68 )
When replacing the system board, be sure that the following components are removed from the defective
system board and installed on the replacement system board:
●
Memory modules (see Memory module on page 52 )
● Heat sink (see Heat sink on page 79 )
NOTE: You do not have to remove the heat sink to remove the system board.
● WLAN module (see WLAN module on page 56 )
●
WWAN module (see WWAN module on page 54 )
Remove the system board:
1. Position the computer upright and open as far as possible.
86 Chapter 6 Removal and replacement procedures for Authorized Service Provider parts ENWW