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DR Series DR4300 - Owner's Manual

DR4300 system overview Technical specifications Initial system setup and configuration Pre-operating system management applications
Options to manage the pre-operating system applications System Setup Dell Lifecycle Controller Boot Manager PXE boot
Installing and removing system components
Safety instructions Before working inside your system After working inside your system Recommended tools Front bezel (optional) System cover Cooling shroud Cooling fans Cooling-fan assembly System memory Processors and heat sinks PCIe card holder Cable retention bracket Integrated storage controller card Expansion cards and expansion card riser Internal dual SD module (optional) Network daughter card Internal USB memory key (optional) System battery Power supply units (PSU) System board Trusted Platform Module Hard drives Hard drive backplane SD vFlash card (optional) Control panel assembly
Using system diagnostics Jumpers and connectors Troubleshooting your system

Troubleshooting an internal USB key

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CAUTION: Many repairs may only be done by a certified service technician. You should only perform troubleshooting and simple repairs as authorized in your product documentation, or as directed by the online or telephone service and support team. Damage due to servicing that is not authorized by Dell is not covered by your warranty. Read and follow the safety instructions that are shipped with your product.
1.
Enter System Setup and ensure that the USB key port is enabled on the Integrated Devices screen.
2.
Turn off the system and attached peripherals, and disconnect the system from the electrical outlet.
3.
Remove the system cover.
4.
Locate the USB key and reseat it.
5.
Install the system cover.
6.
Turn on the system and attached peripherals, and check if the USB key is functioning.
7.
If the problem is not resolved, repeat step 2 and step 3.
8.
Insert a known working USB key.
9.
Install the system cover.

If the problem persists, see the Getting help section.

Related references 
Getting help

Troubleshooting an SD card

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CAUTION: Many repairs may only be done by a certified service technician. You should only perform troubleshooting and simple repairs as authorized in your product documentation, or as directed by the online or telephone service and support team. Damage due to servicing that is not authorized by Dell is not covered by your warranty. Read and follow the safety instructions that are shipped with your product.
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NOTE: Certain SD cards have a physical write-protect switch on the card. If the write-protect switch is turned on, the SD card is not writable.
1.
Enter System Setup, and ensure that the Internal SD Card Port is enabled.
2.
Turn off the system, including any attached peripherals, and disconnect the system from the electrical outlet.
3.
Remove the system cover.
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NOTE: When an SD card failure occurs, the internal dual SD module controller notifies the system. On the next restart, the system displayed a message indicating the failure. If redundancy is enabled at the time of SD card failure, a critical alert will be logged and chassis health will degrade.
4.
Replace the failed SD card with a new SD card.
5.
Install the system cover.
6.
Reconnect the system to its electrical outlet and turn on the system, including any attached peripherals.
7.
Enter System Setup, and ensure that the Internal SD Card Port and Internal SD Card Redundancy modes are set to the needed modes.

Verify that the correct SD slot is set as Primary SD Card.

8.
Check if the SD card is functioning properly.
9.
If the Internal SD Card Redundancy option is set to Enabled at the time of the SD card failure, the system prompts you to perform a rebuild.
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NOTE: The rebuild is always sourced from the primary SD card to the secondary SD card.

Troubleshooting an optical drive

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CAUTION: Many repairs may only be done by a certified service technician. You should only perform troubleshooting and simple repairs as authorized in your product documentation, or as directed by the online or telephone service and support team. Damage due to servicing that is not authorized by Dell is not covered by your warranty. Read and follow the safety instructions that are shipped with your product.
1.
Try using a different CD or DVD.
2.
If the problem is not resolved, enter System Setup and ensure that the integrated SATA controller and the drive's SATA port are enabled.
3.
Run the appropriate diagnostic test.
4.
Turn off the system and attached peripherals, and disconnect the system from the electrical outlet.
5.
If installed, remove the bezel.
6.
Remove the system cover.
7.
Ensure that the interface cable is securely connected to the optical drive and to the controller.
8.
Ensure that a power cable is properly connected to the drive.
9.
Install the system cover.

If the problem persists, see the Getting help section.

Related references 
Getting help

Troubleshooting a tape backup unit

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CAUTION: Many repairs may only be done by a certified service technician. You should only perform troubleshooting and simple repairs as authorized in your product documentation, or as directed by the online or telephone service and support team. Damage due to servicing that is not authorized by Dell is not covered by your warranty. Read and follow the safety instructions that are shipped with your product.
1.
Use a different tape cartridge.
2.
Ensure that the device drivers for the tape backup unit are installed and are configured correctly. See your tape drive documentation for more information about device drivers.
3.
Reinstall the tape-backup software as instructed in the tape-backup software documentation.
4.
Ensure that the interface cable of the tape drive is connected to the external port on the controller card.
5.
Perform the following steps to ensure that the controller card is properly installed:
a.
Turn off the system and attached peripherals, and disconnect the system from the electrical outlet.
b.
Remove the system cover.
c.
Reseat the controller card in the expansion card slot.
d.
Install the system cover.
e.
Turn on the system and attached peripherals.
6.
Run the appropriate diagnostic test. For more information, see the Using system diagnostics.

If you cannot resolve the problem, see the Getting help section.

Related references 
Getting help
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