PB470 System Overview

Battery

3.0V DC Lithium soldered on motherboard

BIOS

128 KB - Phoenix Flash BIOS V1.25

Bus Architecture

PCI/ISA based system bus

Cache

Write Back: 8 KB Internal (Level 1) Cache External (Level 2)

CPU

Intel 486 processor

Interfaces

1 X DB-25F Parallel
1 X RS232,DB-9M Serial
15-pin HDF VGA
PS/2 Mouse
PS/2 Keyboard
15-pin DF AUI
8-pin RJ45 10BaseT
16-pin header BNC LAN Exp
34-pin on board FDD
40-pin IDE HDD
40-pin IDE HDD-LB
26-pin VESA
 

IRQ Availability

00 Timer Click
01 Keyboard
02 Second 8259A
03 COM2 or COM4
04 COM1 or COM3
05 LPT2 or Sound Card (if present)
06 Floppy Disk
07 LPT1
08 Real-Time Clock
09 Redirected IRQ2
10 Sound Card (if present)
11 (reserved)
12 PS/2 Mouse
13 Math Co-processor (if present)
14 Fixed Disk Controller
15 Secondary Fixed Disk Controller (if present)
 

Network Certification

To be determined

RAM

4MB Standard on Motherboard
128MB Maximum on Motherboard
4GB Maximum addressable
 

Speaker

Piezoelectric soldered on motherboard

UART Compatability

Compatible with the 16C550A UART

Video

Built in Cirrus Logic Alpine GD5434