Dell M4040/14-N4050 owner manual Battery socket Coin-cell battery Coin-cell battery cable

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1	battery socket	2	coin-cell battery
3	coin-cell battery cable	4	audio-board cable

For Inspiron M4040:

aUsing a plastic scribe, gently pry the coin-cell out of the battery socket on the system board.

bLift the coin-cell battery out of the battery socket on the system board.

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Coin-Cell Battery