Lenovo ThinkPad X220 4287 Hardware Maintenance Manual page 74

Table 12. Removal steps of keyboard (continued)
Lift the keyboard a little in the direction shown by arrow
When installing:
1. Attach the keyboard connector firmly.
2. Make sure that the keyboard edge is under the frame as shown in the following figure. Then press the keys to
latch the keyboard firmly in place.
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ThinkPad X220 and X220i Hardware Maintenance Manual
5
, and then detach the connector
4
.