Dell OptiPlex G1 - Manual (Page 72)

3-16 Dell OptiPlex G1 Mini Tower Managed PC Reference and Installation Guide
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You can also lock and unlock individual resources for a Plug and Play or PCI expansion
card. To do so, follow these steps:
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Complete steps 2 through 9 in “Installing an Expansion Card” in Chapter 6.
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See “Starting the ICU” found earlier in this chapter.
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A check mark next to Locking Enabled  signifies that the feature is active; a Lock
button appears on the tool bar.
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See “Modifying a Card” found earlier in this chapter for more information.
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The Lock Resources box toggles the lock state of the selected configuration
setting.
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