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System board
To remove the system board, use these procedures and illustrations.
Table 5-11
System board descriptions and part numbers
Description
System board (includes processor)
All system boards use the following part numbers:
xxxxxx-001: Non-Windows operating system
xxxxxx-601: Windows 10 operating system
AMD Ryzen7 5700U processor
AMD Ryzen5 5500U processor
AMD Ryzen3 5300U processor
AMD Ryzen3 3250U processor
AMD Athlon 3150U processor
AMD Athlon 3050U processor
AMD 3020e processor
Before removing the system board, follow these steps:
1.
Prepare the computer for disassembly (see
2.
Remove the bottom cover (see
3.
Remove the battery (see
4.
Remove the solid-state drive (see
5.
Remove the memory modules (see
6.
Remove the WLAN module (see
7.
Remove the fan (see
1.
Disconnect the following cables from the system board:
●
Power connector cable (1)
●
Left fan cable (2)
●
Display cable (ZIF) (3)
●
Speaker cable (4)
Keyboard cable (ZIF) (5)
●
Backlight cable (ZIF) (6) (select products only)
●
Touchpad board (ZIF) (7)
●
Hard drive cable (ZIF) (8)
●
Fingerprint reader cable (ZIF) (9) (select products only)
●
USB board cable (ZIF) (10)
●
Preparation for disassembly on page
Bottom cover and rubber feet on page
Battery on page
33).
Solid-state drive on page
Memory modules on page
WLAN module on page
Fan on page
42).
31).
36).
34).
37).
Component replacement procedures
Spare part number
M51689-xx1
M51688-xx1
M51687-xx1
M51686-xx1
M51685-xx1
M51684-xx1
M51683-xx1
31).
45
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