| | [* icon_caution] ***If you are removing this cover to upgrade/replace your lower RAM module, the keyboard screw DOES NOT need to be removed.*** |
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| | [* icon_reminder] WWAN ready systems ship with antenna covers over these cables. Someone installed a WLAN card in this T420 which disabled the better card and was removed. |
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| | [* red] Loosen the screw in red ***(Phillips #2)***. This screw stays captive in the bottom RAM door cover, and does not need to be removed. |
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| | [* orange] Pull the cover up with a fingernail or a nonmarring pry tool. |
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| | [* yellow] Remove the screw retaining the keyboard. |
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