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Refer to Table 3 "Part numbers of FRUs (CRUs)" on page 24 to look up the Lenovo part numbers of
replacement speakers.
Remove the system board and the I/O board
Make sure the following FRUs (CRUs) have been removed:
"Remove the keyboard" on page 29
"Remove the upper case" on page 31
"Remove the WLAN & Bluetooth combo module" on page 33
"Remove the LCD module" on page 34
"Remove the dc-in connector" on page 35
"Remove the battery pack" on page 37
"Remove the speakers" on page 38
Step 1.
Unplug the coin-cell battery from the system board
Figure 22. Unplug the coin-cell battery
Step 2.
Remove the system board
Figure 23. Remove the system board and the I/O board
Refer to Table 3 "Part numbers of FRUs (CRUs)" on page 24 to look up the Lenovo part numbers of the
following replacement parts:
System board
I/O board
Base cover (with coin-cell battery)
a
2
and the I/O board
1
.
3
.
.
Chapter 4
Removing a FRU or CRU
39
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