Entering the service tag in the bios – Dell Inspiron 15z (1570, Mid 2009) User Manual
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10.
Replace the coin-cell battery (see
Replacing the Coin-Cell Battery
).
11.
Replace the Mini-Card (see
Replacing the Mini-Card
).
12.
Connect the USB/audio cable under the module cover that is connected to the system board and USB/audio board.
13.
Replace the memory module(s) (see
Replacing the Memory Module(s)
).
14.
Replace the module cover (see
Replacing the Module Cover
).
15.
Replace the optical drive (see
Replacing the Optical Drive
).
16.
Replace the battery (see
Replacing the Battery
).
17.
Turn on the computer.
18.
Enter the service tag (see
Entering the Service Tag in the BIOS
Entering the Service Tag in the BIOS
1.
Ensure that the AC adapter is plugged in and that the main battery is installed properly.
2.
Turn on the computer.
3.
Press <F2> during POST to enter the system setup program.
4.
Navigate to the security tab and enter the service tag in the Set Service Tag field.
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CAUTION:
Before turning on the computer, replace all screws and ensure that no stray screws remain inside the computer. Failure to do so may
result in damage to the computer.
NOTE:
After you have replaced the system board, enter the computer's Service Tag into the BIOS of the replacement system board.