Interrupts; Connector Pinouts - Gateway Server E-9520T User Manual

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Interrupts

Important
If you disable an IDE controller to free the
interrupt for that controller, you must
physically unplug the IDE cable from the
system board. Simply disabling the drive
by configuring the BIOS option does not
make the interrupt available.

Connector pinouts

The following table reflects a typical configuration, but you can change these
interrupts. Use this information to determine how to program each interrupt.
ISA Interrupt
IRQ0
IRQ1
IRQ2
IRQ3
IRQ4
IRQ5
IRQ6
IRQ7
IRQ8
IRQ9
IRQ10
IRQ11
IRQ12
IRQ13
IRQ14
IRQ15
Main power connector (J7)
Description
8254 timer
Keyboard controller
Cascade for IRQ9
Free
Serial port
Hot-plug SCSI controller
Diskette controller
Free
Real-time clock
Generic, Option for SCI
VGA
USB
Mouse controller
Numeric data processor
Primary IDE controller
Secondary IDE controller
Pin Signal Name
+3.3 V
1
+3.3 V
2
3 Ground
4 +5 V
5 Ground
6 +5 V
7 Ground
Electronic specifications
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