NEC DIRECTION L - SERVICE, Service Manual

Page: 129 / 139

Appendix C
System Resources
The following sections include information about:
„
default system settings
„
viewing system resources
„
jumper settings on the system board.
IRQ SETTINGS
The following settings are the default IRQ settings:
„
IRQ0 (timer)
„
IRQ1 (keyboard)
„
IRQ2 (cascade interrupt)
„
IRQ3 (COM2)
„
IRQ4 (COM1)
„
IRQ5 (LPT2)
„
IRQ6 (diskette drive)
„
IRQ7 (LPT1)
„
IRQ8 (real time clock)
„
IRQ9 (reserved)
„
IRQ10 (user available)
„
IRQ11 (Windows Sound System/user available)
„
IRQ12 (mouse)
„
IRQ13 (coprocessor)
„
IRQ14 (primary IDE)
„
IRQ15 (secondary IDE).