User`s guide

Software Checks: Dell OptiPlex GX1 Small-Form-Factor System User's Guide
file:///C|/infodev/2013/eDoc/OpGX1/UG/software.htm[2/21/2013 11:47:25 AM]
IRQ6 Used by the diskette/tape drive controller
IRQ7 Used by the parallel port
IRQ8 Used by the real-time clock (RTC)
IRQ9 Used by the video graphics array (VGA) interface (optional)
IRQ10 Available
IRQ11 Available
IRQ12 Used by the mouse port
IRQ13 Used by the math coprocessor (if applicable)
IRQ14 Used by the primary integrated drive electronics (IDE) controller
IRQ15 Used by the secondary IDE controller
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