18
Chapter 1
NOTE:
N - Not be used
NOTE:
N - Not be used
16 contiguous bytes starting on a
16-byte divisible boundary
ICH4 (SMBus)
4096 contiguous bytes starting on
a 4096-byte divisible boundary
Intel 82801BA PCI bridge
IRQ Assignment Map
IRQx
System Devices
Add-On-Card Devices
IRQ0
Timer
N
IRQ1
Keyboard
N
IRQ2
Cascade Interrupt Control
N
IRQ3
Serial Alternate
Reserved
IRQ4
Serial Primary
Reserved
IRQ5
MPU-401(Alternate)
Reserved
IRQ6
Floppy Disk
Reserved
IRQ7
Parallel Port
Reserved
IRQ8
Real Time Clock
N
IRQ9
N
Reserved
IRQ10
N
Reserved
IRQ11
N
Reserved
IRQ12
PS/2 Mouse
Reserved
IRQ13
Math Coprocessor Exception
N
IRQ14
Primary IDE
Reserved
IRQ15
Secondary IDE
Reserved
DRQ Assignment Map
DRQx
System Devices
Add-On-Card Devices
DRQ0
N
Reserved
DRQ1
N
Reserved
DRQ2
FDD
N
DRQ3
N
Reserved
DRQ4
Cascade
N
DRQ5
N
Reserved
DRQ6
N
Reserved
DRQ7
N
Reserved
Main Board Major Chips
Item
Controller
System core logic
Intel 82845-GV/ ICH4
Video controller
Intel 82845-GV
I/O Map
Address (hex)
Size
Description
Summary of Contents for AcerPower SV
Page 15: ...8 Chapter 1 Block Diagram ...
Page 16: ...Chapter 1 9 Main Board Layout ...
Page 29: ...22 Chapter 1 ...
Page 49: ...42 Chapter 2 ...
Page 77: ...70 Chapter 4 ...
Page 86: ...80 Chapter 6 AcerPower SV Exploded Diagram ...