Dell Latitude 3550 - Page 74

CAUTION: The system has a coin-cell battery that is connected to the I/O board. Disconnecting the I/O
board cable resets the BIOS setup program settings to default. Note the BIOS setup program settings before
disconnecting the I/O board cable.
Steps
1. Remove the three screws (M2.5x5) that secure the right display hinge to the system board.
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Removing and installing Field Replaceable Units (FRUs)