HP 240 Maintenance And Service Manual page 112

Description
System board for use only in HP 246 models for Elcot and Kenya:
For use only in HP 246 models without Windows 8
●
For use only in HP 246 models with Windows 8 Standard
●
For use only in HP 246 models with Windows 8 Professional
●
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 battery (see
5.
Remove the following components:
WLAN module (see
●
Hard drive (see
●
Keyboard (see
●
Top cover (see
●
Speakers (see
●
USB board (see
●
Power connector cable (see
●
6.
Disconnect the display cable from the system board (see
NOTE: 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 module (see
●
RTC battery (see
●
Fan/heat sink assembly (see
●
Processor (Intel only; see
●
NOTE:
replaced.
104 Chapter 4 Removal and replacement procedures
Battery on page
WLAN module on page
Hard drive on page
Keyboard on page
Top cover on page
Speakers on page
USB board on page
Memory module on page
RTC battery on page
Fan/heat sink assembly on page
Processor on page
AMD processors come soldered to the system board and cannot be removed or
56).
64)
70)
76)
79)
87)
89)
Power connector cable on page
67)
73)
115)
Spare part number
747746-001
747746-501
747746-601
91)
Display assembly on page
109)
93).