HP OmniBook 900 User Manual download pdf (Page 13)

HP OmniBook 900 Product Information 1-7

System Resources

The tables in this section show typical resource usage as set up by the OmniBook BIOS. Plug-and-

play operating systems, drivers, and BIOS Setup settings may change some of the entries.

To see other, non-default possibilities, use the BIOS Setup utility (see page 3-24), which lists port and

audio device configurations in the System Devices menu.

Table 1-7. System Interrupts

0 System timer

1 Keyboard

2 Cascade IRQ 9

3 Free (or COM2 infrared port, if enabled)

4 COM1 (serial port)

5 Audio

6 Floppy drive

7 LPT1 (ECP parallel port)

8 Real-time clock

9 Free (OmniBook 900B)

Video (OmniBook 900†)

10 USB and CardBus - assigned by Windows driver

Video Controller (OmniBook 900B)

11 Free

12 Pointing device

13 Numeric data processor

14 Internal hard disk (primary IDE controller)

15 Internal CD-ROM drive (secondary IDE controller)

† Models called 900† in this manual have no marking in the serial number,

whereas models called 900B have 900 B after the serial number.

Table 1-8. System Memory

00000 - 9FFFF System memory

A0000 - BFFFF Video

C0000 - CBFFF

C0000 - CFFFF

Video BIOS (OmniBook 900†)

Video BIOS (OmniBook 900B)

CC000 - DBFFF*

D0000 - DBFFF*

Free** (OmniBook 900†)

Free** (OmniBook 900B)

DC000*- FFFFF System BIOS

* Approximate boundary.

** Valid uses for memory addresses CC000-DBFFF or D0000-DBFFF:

Upper memory blocks (UMBs).

PC card memory windows.

† Models called 900† in this manual have no marking in the serial number,

whereas models called 900B have 900 B after the serial number.

1 2 ... 8 9 10 11 12 13 14 15 16 17 18 ... 97 98

Comments to this Manuals

No comments

HP OmniBook 900 User Manual Page 13

Comments to this Manuals

Related products and manuals for Laptops HP OmniBook 900