Acer Altos R710 Service Manual page 30

IRQ Assignment Map
ISA Interrupt
PIRQC
PIRQD
PIRQE
PIRQF
PIRQG
PIRQH
Ser IRQ
Chapter 1
Description
USB 2.0 Controller #3, Native IDE, S-ATA
USB 2.0 Controller #2
Option for SCI, TCO, HPET#0,1,2
Option for SCI, TCO, HPET#0,1,2
Option for SCI, TCO, HPET#0,1,2
USB 2.0 EHCI controller #1, option for SCI, TCo, HPET#0, 1, 2
SIO3
21