18As the system boots, observe any error message that appears and the diagnostic indicators on the front of the system.
19If the memory problem is still indicated, repeat step 12 through step 18 for each memory module installed.
If the problem persists after all memory modules have been checked, see "Getting Help" on page 167.
Troubleshooting an Internal USB Key
WARNING: Only trained service technicians are authorized to remove the system cover and access any of the components inside the system. Before you begin this procedure, review the safety instructions that came with the system.
1Enter the System Setup program and ensure that the USB key port is enabled. See "Integrated Devices Screen" on page 64.
2Turn off the system and attached peripherals.
3Open the system. See "Opening the System" on page 82.
4Locate the USB key and reseat it. See "Internal USB Memory Key" on page 104.
5Close the system. See "Closing the System" on page 83.
6Turn on the system and attached peripherals and check if the USB key is functioning.
7Repeat step 2 and step 3.
8Insert a different USB key that you know works properly.
9Close the system. See "Closing the System" on page 83.
10Turn on the system and attached peripherals and check if the USB key is functioning.
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