Dell Precision 5540 Service Manual - Page 36

Coin-cell battery, Removing the Coin-Cell Battery

Page 36 highlights

Coin-cell battery Removing the Coin-Cell Battery 1. Follow the procedures in Before Working Inside Your Computer. CAUTION: Removing the coin-cell battery re-sets the BIOS settings to default. It is recommended that you note the BIOS settings before removing the coin-cell battery. 2. Remove the: a. base cover b. battery c. WLAN card d. hard drive e. fans f. heatsink assembly g. memory modules h. system board 3. Perform the following steps to remove the coin-cell battery: a. Turn the system board over. b. Disconnect the coin-cell battery cable from the system board [1]. c. Lift up the coin-cell battery [2]. Installing the Coin-Cell Battery 1. Replace the coin-cell battery in its slot in the computer. 2. Connect the coin-cell battery cable to the system board. 3. Turn the system board over. 4. Install the: 36 Disassembly and reassembly

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Coin-cell battery
Removing the Coin-Cell Battery
1.
Follow the procedures in
Before Working Inside Your Computer
.
CAUTION:
Removing the coin-cell battery re-sets the BIOS settings to default. It is recommended that you note the
BIOS settings before removing the coin-cell battery.
2.
Remove the:
a.
base cover
b.
battery
c.
WLAN card
d.
hard drive
e.
fans
f.
heatsink assembly
g.
memory modules
h.
system board
3.
Perform the following steps to remove the coin-cell battery:
a.
Turn the system board over.
b.
Disconnect the coin-cell battery cable from the system board [1].
c.
Lift up the coin-cell battery [2].
Installing the Coin-Cell Battery
1.
Replace the coin-cell battery in its slot in the computer.
2.
Connect the coin-cell battery cable to the system board.
3.
Turn the system board over.
4.
Install the:
36
Disassembly and reassembly