Dell PowerEdge MX740c EMC PowerEdge MX740c Installation and Service Manual - Page 110

System board, Removing the system board

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Figure 83. Installing the system battery Next steps 1. Follow the procedure listed in After working inside your sled on page 42. 2. Enter the System Setup to confirm that the battery is operating properly. 3. Enter the correct time and date in the System Setup's Time and Date fields. 4. Exit the System Setup. 5. To test the newly installed battery, remove the system from the enclosure, for at least an hour. 6. Reinstall the system into the enclosure, after an hour. 7. Enter the System Setup and if the time and date are still incorrect, see Getting help. System board A system board (also known as the motherboard) is the main printed circuit board in the system with different connectors used to connect different components or peripherals of the system. A system board provides the electrical connections to the components in the system to communicate. Removing the system board Prerequisites CAUTION: If you are using the Trusted Platform Module (TPM) with an encryption key, you may be prompted to create a recovery key during program or System Setup. Be sure to create and safely store this recovery key. If you replace this system board, you must supply the recovery key when you restart your system or program before you can access the encrypted data on your drives. CAUTION: You may find the CMOS battery loss or CMOS checksum error displayed during the first instance of powering on the system after the processor or system board replacement which is expected. To fix this, go to setup option to configure the system settings. 110 Installing and removing system components

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Figure 83. Installing the system battery
Next steps
1.
Follow the procedure listed in
After working inside your sled
on page 42.
2.
Enter the System Setup to confirm that the battery is operating properly.
3.
Enter the correct time and date in the System Setup's
Time
and
Date
fields.
4.
Exit the System Setup.
5.
To test the newly installed battery, remove the system from the enclosure, for at least an hour.
6.
Reinstall the system into the enclosure, after an hour.
7.
Enter the System Setup and if the time and date are still incorrect, see
Getting help
.
System board
A system board (also known as the motherboard) is the main printed circuit board in the system with different connectors used
to connect different components or peripherals of the system. A system board provides the electrical connections to the
components in the system to communicate.
Removing the system board
Prerequisites
CAUTION:
If you are using the Trusted Platform Module (TPM) with an encryption key, you may be prompted to
create a recovery key during program or System Setup. Be sure to create and safely store this recovery key. If
you replace this system board, you must supply the recovery key when you restart your system or program
before you can access the encrypted data on your drives.
CAUTION:
You may find the CMOS battery loss or CMOS checksum error displayed during the first instance of
powering on the system after the processor or system board replacement which is expected. To fix this, go to
setup option to configure the system settings.
110
Installing and removing system components