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154 Troubleshooting Your System
18
As the system boots, observe any error message that appears and the
diagnostic indicators on the front of the system.
19
If 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.
1
Enter the System Setup program and ensure that the USB key port is
enabled. See "Integrated Devices Screen" on page 64.
2
Turn off the system and attached peripherals.
3
Open the system. See "Opening the System" on page 82.
4
Locate the USB key and reseat it. See "Internal USB Memory Key" on
page 104.
5
Close the system. See "Closing the System" on page 83.
6
Turn on the system and attached peripherals and check if the USB key is
functioning.
7
Repeat step 2 and step 3.
8
Insert a different USB key that you know works properly.
9
Close the system. See "Closing the System" on page 83.
10
Turn on the system and attached peripherals and check if the USB key is
functioning.
book.book Page 154 Tuesday, March 31, 2009 5:26 PM