Dell G3 3579 G3 15 Service Manual - Page 54

Removing the I/O board, Prerequisites, Procedure, Lift the I/O board

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31 Removing the I/O board WARNING: Before working inside your computer, read the safety information that shipped with your computer and follow the steps in Before working inside your computer. After working inside your computer, follow the instructions in After working inside your computer. For more safety best practices, see the Regulatory Compliance home page at www.dell.com/ regulatory_compliance. Prerequisites CAUTION: Removing the coin-cell battery resets the BIOS setup program's settings to default. Before removing the I/O board along with the coin-cell battery, it is recommended to note the BIOS setup program's settings. Remove the base cover. Procedure 1 Open the latch and disconnect the power-button board cable from the system board. 2 Remove the two screws (M2.5x2.5) that secures the I/O board to the palm rest and keyboard assembly. 3 Turn the I/O-board over. 4 Open the latch and disconnect the I/O-board cable from the I/O-board. 5 Lift the I/O board off the palm rest and keyboard assembly. 54 Removing the I/O board

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Removing the I/O board
WARNING:
Before working inside your computer, read the safety information that shipped with your computer and follow the
steps in
Before working inside your computer
. After working inside your computer, follow the instructions in
After working inside
your computer
. For more safety best practices, see the Regulatory Compliance home page at
www.dell.com/
regulatory_compliance
.
Prerequisites
CAUTION:
Removing the coin-cell battery resets the BIOS setup program’s settings to default. Before removing the I/O board
along with the coin-cell battery, it is recommended to note the BIOS setup program’s settings.
Remove the
base cover
.
Procedure
1
Open the latch and disconnect the power-button board cable from the system board.
2
Remove the two screws (M2.5x2.5) that secures the I/O board to the palm rest and keyboard assembly.
3
Turn the I/O-board over.
4
Open the latch and disconnect the I/O-board cable from the I/O-board.
5
Lift the I/O board
off
the palm rest and keyboard assembly.
31
54
Removing the I/O board