Lenovo N22-20, Hardware Maintenance Manual

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Figure 5. Lift the upper case
Step 5. Open the keyboard and touch pad sockets, detach the cables, and pull up the upper case.
Refer to Table 12 “Part numbers for FRUs (CRUs)” on page 43 to look up the Lenovo part numbers for the
following replacement parts:
Upper case
Foot rubber pack
Remove the battery pack
Make sure the following FRUs (or CRUs) have been removed.
“Remove the upper case (with keyboard)” on page 25
Step 1. Unplug the battery cable from the system board and take the cable out of the cable guiders.
Attention: Use your fingernail to pull the connector to unplug it. Do not pull the cable itself.
Step 2. Remove the screws and take out the battery pack.
Figure 6. Remove screws and take out the battery pack
Chapter 4
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Removing a FRU or CRU
27