Dell Latitude 12 7212 Owner's Manual page 41

t Push with a plastic scribe to release the DC-in cable [3], and remove the screw (1) that secures the power connector assembly
cable [4].
u Disconnect the battery 1 cable from the connector [5].
NOTE:
v Disconnect the battery 2 cable from the connector [6].
w Lift the latch with a plastic scribe, and remove the pogo pin docking cable [7].
x Disconnect the speaker cable with a plastic scribe [8].
CAUTION:
remove pogo pin docking cable before removing speaker cable.
4 To remove the system board:
a Remove the screw (1) that connects the security card reader connector on the system board [1].
b Flip the connector upward [2].
c Disconnect the security card reader connected on the system board with a plastic scribe [3].
d Remove the screws (5) that secures the micro serial port, and power connector metal bracket [4].
Push on the connector pin head evenly to securely remove the battery cable.
Speaker cable is accessible after you remove the pogo pin docking connector cable. Ensure to
Removing and installing components 41