Lenovo Chromebook C340 Hardware Maintenance Manual page 45

"Remove the battery pack" on page 29
"Remove the I/O board with cable" on page 31
"Remove the WLAN card" on page 32
"Remove the system board" on page 33
"Remove the speakers" on page 35
"Remove the thermal pad" on page 36
"Remove the upper case" on page 37
Step 1. Remove the strip cover.
Figure 20. Remove the strip cover
Step 2. Remove three screws.
Figure 21. Remove three screws
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Chapter 4 Removing a FRU or CRU
39