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

Architecture
Chip set

Ports

Audio

Audio connectors
Speakers

Ethernet

Keyboard / mouse
Power supply

Powerful, proven technology for performance on a budget

®

 Celeron 850,900, 950MHz

1

 or 1GHz

1

with 100MHz Front Side Bus or
Intel Pentium III 1.0GHz with 133MHz Front Side Bus
Processor and L2 cache in FC-PGA in PGA370 socket

Celeron:

128KB std and max / ECC / full speed

Pentium III: 

 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 /
DVMT; uses up to 11MB main memory with no display cache

ATA-100, value, SMART

3

 III

Enhanced IDE / ATA-100 / integrated into I/O Controller
Hub (ICH2)
3.5" 1.44MB diskette drive
48X-20X

4

 CD-ROM / 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

None / requires optional powered speakers

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

®

104 key (rubber dome) keyboard / IBM 2-button mouse
155 watts with variable speed fan / universal / manual switch

6342-25U

Black

3x4

Celeron

™

850MHz  128MB 40GB

2

48X-20X

4

Diskette

GMCH

10/100

810E2 Windows

®

 2000

5

Jul 2001

6342-B3U

Black

3x4

Pentium

®

 III 1.0GHz  128MB 40GB 48X-20X Diskette

GMCH

10/100

810E2 Windows 2000

Jul 2001

6342-46U

Black

3x4

Celeron

900MHz  128MB 20GB 48X-20X Diskette

GMCH

10/100

810E2 Windows 2000

Aug 2001

6342-54U

Black

3x4

Celeron

950MHz  128MB 20GB 48X-20X Diskette

GMCH

10/100

810E2 Windows 2000

Aug 2001

6342-62U

Black

3x4

Celeron

1.0GHz  128MB 20GB 48X-20X Diskette

GMCH

10/100

810E2 Windows 2000

Aug 2001

IBM

®

TM

Options
64MB SDRAM 133MHz NP DIMM

33L3071

128MB SDRAM 133MHz NP DIMM

33L3073

256MB SDRAM 133MHz NP DIMM

33L3075

2-Piece Speakers

33L3440

3-Piece Speakers

33L3441

40GB IDE Disk ATA-100 (5400 rpm)

22P7156

Zip Drive 250MB (white/black)

00N8078

5.25 to 3.5 DASD Bay Conversion Kit

70G8165

12X/8X/32X

4

 max CD-RW Internal (blk)

10K3785

48X-20X

4

 IDE CD-ROM (black)

10K3782

8X/4X/32X/8X

4

 max CD-RW/DVD-ROM

      Combo Drive (black)

10K3790

16MB NVIDIA

™ Vanta LP PCI Card

33L3443

56K V.90 Data/Fax PCI modem

10

33L4618

V.90

10

 Modem PCI low profile

19K4162

IBM E94 (18.0" viewable) Monitor (blk)

633440N

IBM T540 15" Flat Panel Monitor (black)

9511AG4

IBM E74M (15.9" viewable) Monitor (blk)

651767N

IBM Wireless keyboard and mouse (blk)

22P5170

IBM Rapid Access

™ III Kybd USB (black) 22P5185

1

1

8

5

Microsoft

®

 Windows

®

 2000 Professional

Lotus

®

 SmartSuite

®

 license

6

Lotus Notes

®

 Client 5.0 license

6

- Disk-to-Disk Recovery (in Service Partition)

✧ Software Selections CD-ROM

* For a copy of IBM's Statement of Limited Warranty, call 1-800-772-2227
US models announced August 28, 2001; previous models on July 17, 2001
US models withdrawn effective December 2001 or March 2002 or April 2002

No warranties are expressed or implied in this summary

 (6342) 

© IBM Corp. April 2002

,9

➫

➫

➫

➫

➫ 3 year parts / 1 year labor warranty

➫

➫

➫

➫

➫ International Warranty Service

9

➫

➫

➫

➫

➫ 1st year: on site, 8 am - 5 pm,

➫

➫

➫

➫

➫ 2nd/3rd year: parts exchange only,
call 1-800-772-2227
➫

➫

➫

➫

➫ 3 year on site warranty service
      upgrade options:

7

7

7

➫

➫

➫

➫

➫ Post warranty maintenance

➫

➫

➫

➫

➫ 24 hour x 7 day telephone,

•••••

Knockout in rear for optional keylock
to lock cover to chassis (lock available
from Illinois Lock at 847-537-1800)

•••••

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)

•••••

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

Slot 1: 9 inch max, 32-bit PCI 2.2 (5v)
Slot 2: 9 inch max, 32-bit PCI 2.2 (5v)
Slot 3: 9 inch max, 32-bit PCI 2.2 (5v)

disk

(vertical)

diskette

②

CD-ROM

④

Bay 

① 5.25", HH 1.6", access, CD-ROM

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

Created by IBM PC Institute

Personal Systems Reference (PSREF)