IBM A20M Reference Guide

Positioning
Processor
Implementation
L2 cache

Memory - std/max
Memory - sockets
Memory - type

Graphics - type

Graphics - controller

Disk
Disk controller

Diskette drive
CD-ROM
CD-RW

Architecture
Chip set

Ports

Audio

Audio connectors
Speakers

Ethernet

Modem

Keyboard
Mouse
Power supply

Powerful, proven technology for performance on a budget

®

 Celeron 1.3GHz with 100MHz frontside bus

Processor and L2 cache in FC-PGA in PGA370 socket
256KB std and max / ECC / full speed

128MB std / 512MB max
Two 168-pin gold plated DIMM sockets / one socket used
SDRAM / non-parity only / industry std / unbuffered /
133MHz SDRAM, but 810E interface to memory is 100MHz

SVGA / graphics controller and DAC integrated in the memory
controller / not a separate chip or adapter card
SVGA / Direct AGP / in 810E Graphics Memory Controller Hub
(GMCH) / 0MB std and max / 15-pin analog D-sub connector /
Display Video Memory Technology (DVMT); uses up to 11MB
main memory with no display cache

40GB, ATA-100, 5400 rpm
Enhanced IDE / ATA-100 / integrated into I/O Controller
Hub (ICH2)
3.5" 1.44MB diskette drive

31U/32U:

48X-20X

4

 CD-ROM / bootable

33U:

16X/10X/40X Max

4

 CD-RW / bootable

Accelerated Hub Architecture / 266MB/sec I/O channel
Intel 810E2 chipset /
82810E Graphics Memory Controller Hub (GMCH) /
82801BA I/O Controller Hub (ICH2) for PCI 2.2 bus, ATA-100 EIDE,
ethernet MAC, USB, Low Pin Count Interface / 82802 Firmware Hub /
Winbond

®

 83627F Super I/O for diskette, parallel, serial, keyboard, mouse

Front:

two USB (Version 1.1)

Back:

two serial, parallel, two USB (Ver 1.1), keyboard, mouse, ethernet,
monitor

Integrated digital audio / SoundMAX

®

 3.0 with SPX

™ / software-based audio

(done by processor and ICH2) / AC ’97 interface / ADI1887 codec
(analog mixing, Analog-to-Digital and Digital-to-Analog conversion)

Back:

 microphone jack, line-in, line-out

31U:

None / requires optional powered speaker(s) (not included)

32U/33U:

External speakers / 2-piece / 1.5 watts per channel /
200Hz - 17 kHz frequency response / black color with blue grill

10/100 ethernet on planar / ICH2 (MAC layer) with Intel 82562ET PHY (physical
layer) / Wake on LAN

®

56K

10

 V.90 data/fax modem / Conexant

®

 chipset / PCI adapter

104-key IBM Preferred Pro Full-size keyboard (6-pin PS/2 connector)
IBM Standard 2-Button Mouse (6-pin PS/2 connector)
155 watts with variable speed fan / universal / manual switch

2257-31U

Black

3x4 Celeron

®

1.3GHz  128MB 40GB

2

CD-ROM Diskette GMCH 10/100 No

810E No

XP Pro

5

Oct 2002

2257-32U

Black

3x4 Celeron 1.3GHz  128MB 40GB

CD-ROM Diskette GMCH 10/100 Modem 810E Yes

XP Home Oct 2002

2257-33U

Black

3x4 Celeron 1.3GHz  128MB 40GB

CD-RW

Diskette GMCH 10/100 Modem 810E Yes

XP Home Oct 2002

IBM

®

TM

Options
128MB SDRAM 133MHz NP DIMM

33L3073

256MB SDRAM 133MHz NP DIMM

33L3075

Infinity 2-Piece Active Speakers (black)

33L3440

Altec Lansing 4100 5-Piece Speakers

22P8474

40X/12X/40X Max

4

 CD-RW internal (blk)

22P6976

8X/4X/32X/8X Max

11

 CD-RW/DVD-ROM

     Combo drive (black)

10K3790

IBM 16X Max

4

 DVD-ROM Drive (black)

22P6950

V.90

10

 Modem PCI low profile

19K4162

IBM USB 2.0 Portable CD-RW

22P5297

IBM Portable USB 2.0 Disk Rapid Restore

09N4211

IBM 500 Uninterruptable Pwr Sup (flat)

33L3477

IBM 675 Uninterruptable Pwr Sup (tower)

33L3478

IBM High Rate Wireless LAN PCI Adapter

22P6901

IBM High Rate Wireless LAN Access Point

09N9906

IBM High Rate Wireless LAN Gateway

22P6401

IBM E74 (16.0" viewable) Monitor (black)

63324HN

IBM P77 (16.0" viewable) Monitor (black)

6639U3N

IBM T541 15" Flat Panel Monitor (black)

9512AB1

IBM T560 15" Flat Panel Monitor (black)

6656HG2

IBM T750 15" Flat Panel Monitor (black)

6657HG2

IBM Wireless keyboard and mouse (blk)

22P5170

IBM Rapid Access

™ III USB Kybd w/ hub (blk) 22P5185

IBM Optical 3-Button ScrollPoint

®

 Mouse

31P7405

IBM Portable USB 2.0 20GB Hard Disk

09N4211

8

 

5

Microsoft

®

 Windows

®

 XP Professional

- Disk-to-Disk Recovery (in Service

Partition)

✧ Software Selections CD-ROM

 

5

Microsoft Windows XP Home Edition
- Disk-to-Disk Recovery (in Service

Partition)

✧ Software Selections CD-ROM

Preloaded (all)

• Access IBM

• Norton AntiVirus (OEM Version)

• PC-Doctor™

• Update Connector™

,15

• Veritas MyCD and DLA (CD-RW)
Downloadable (all)

• IBM Rapid Restore™ PC

• Access Support

• Remote Deployment Manager

• Software Delivery Assistant

• IBM Director Agent

• Software Migration Assistant
License - CD not included (all)
- Lotus

®

 SmartSuite

®

 Millennium and

Lotus Notes

®

 Stand Alone Client

6

See footnotes for important warranty information
US models announced October 8, 2002
US models withdrawn effective February 2003

 (2257) 

© IBM Corp. February 2003

•••••

PC 99-compliant

•••••

Advanced Power Management 1.2

•••••

Advanced Configuration and
Power Interface (ACPI) 1.0b

•••••

System Management BIOS

•••••

DMI 2.0-compliant

•••••

Wired for Management 2.0-compliant

Created by IBM PC Institute

Personal Systems Reference (PSREF)

•••••

U bolt anchoring feature

•••••

Padlock support (user supplied lock)

•••••

Power-on password

•••••

Administrator password

•••••

Boot sequence control

•••••

Diskette boot inhibit

•••••

Boot without keyboard or mouse

•••••

Diskette and disk I/O control

•••••

Serial/parallel I/O control

••••• Stealth black color

• Swinging door on Bay 1, 2, and 3 (does not cover Bay 1)

• Slide out disk

• Handle on top

• 7.6” W X 15.0” D X 15.0” H

• 194mm W X 381mm D X 381mm H

• 18.3 to 22.5 lb (8.3 to 10.3 kg)

Slot 1: 9 inch max, 32-bit PCI 2.2 (5v)
Slot 2: 9 inch max, 32-bit PCI 2.2 (5v) -

used by modem (some)

Slot 3: 9 inch max, 32-bit PCI 2.2 (5v)

disk

(vertical)

diskette

②

Optical

④

Bay 

① 5.25", HH 1.6", access, Optical

Bay 

② 5.25", HH 1.6" access, open

Bay 

③ 3.5", SL 1", access, std diskette

Bay 

④ 3.5", SL 1", no access, std disk

,9

➫

➫

➫

➫

➫ 1 year parts and labor

➫

➫

➫

➫

➫ On site, 8 am - 5 pm, Mon - Fri,

➫

➫

➫

➫

➫ On site service upgrade options

7

1 year 9x5 4 hour response
(ServicePac

®

 part number 54P1858)

2 year 9x5 Next Business Day
(ServicePac part number 54P1859)

2 year 9x5 4 hour response
(ServicePac part number 54P1860)

3 year 9x5 Next Business Day
(ServicePac part number 54P1861)

3 year 9x5 4 hour response
(ServicePac part number 54P1862)

➫

➫

➫

➫

➫ 24 hour x 7 day

14