PB 486 T SYSTEM OVERVIEW

Overview

Battery

3.6 V Lithium (Removable)

BIOS

128 KB - Phoenix BIOS V1.10.0915 (latest)

Cache

Write Back: 8 KB Internal (Level 1) Cache 128 KB Static Ram, 20ns

CPU

Intel 486DX-25

Interfaces

1 X DB-25F Parallel on I/O card
1 X RS232, DB-9M Serial on I/O card
5-pin DIN F Keyboard
34-pin on board FDD
40 pin IDE HDD

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

N/A

RAM

4MB Standard on Motherboard
16MB Maximum on Motherboard
4GB Maximum addressable

Speaker

External on front chassis.

Video

Oak adapter on expansion slot.