System board
Description Spare part number
System board
UMA memory, AMD A6-8530B processor 916805-001
UMA memory, AMD A6-8530B processor, and Windows 916805-601
UMA memory, AMD A6-8530B processor, and WWAN capability 916804-001
UMA memory, AMD A6-8530B processor, Windows, and WWAN capability 916804-601
UMA memory, AMD A8-9600B processor, and WWAN capability 916801-001
UMA memory, AMD A8-9600B processor, Windows, and WWAN capability 916801-601
UMA memory, AMD A8-9600B processor 916802-001
UMA memory, AMD A8-9600B processor, and Windows 916802-601
UMA memory, AMD A10-8730B processor, and WWAN capability 916803-001
UMA memory, AMD A10-8730B processor, Windows, and WWAN capability 916803-601
IMPORTANT: Make special note of each screw and screw lock size and location during removal and
replacement
Before removing the system board, follow these steps:
1. Shut down the computer.
2. Disconnect all external devices connected to the computer.
3. Disconnect the power from the computer by rst unplugging the power cord from the AC outlet and then
unplugging the AC adapter from the computer.
4. Remove the following components:
a. Service door (see Service door on page 37).
b. Battery (see Battery on page 38).
c. Hard drive (see Hard drive on page 39).
d. Solid-state drive (see Solid-state drive (select products only) on page 41).
e. WWAN module (see WWAN module (select products only) on page 42).
f. WLAN module (see WLAN module on page 43).
g. Optical drive (see Optical drive on page 45).
h. Keyboard (see Keyboard on page 47).
i. Hinge covers (see Hinge cover on page 53).
j. Base enclosure (see Base enclosure on page 55).
Remove the system board:
1. Disconnect the RTC battery cable (2) and the power button board cable (2).
Component replacement procedures 57
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