IBM A20M Reference Guide

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 controller

Keyboard / mouse
Power supply

®

 Celeron 766MHz

1

 with 66MHz Front Side Bus or

Intel Celeron 800MHz with 100MHz Front Side Bus or
Intel Pentium III 933MHz or 1GHz 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 main memory with no display cache

ATA-66, SMART

3

 III

Enhanced IDE / ATA-66 / integrated into I/O Controller Hub (ICH)
3.5: 1.44MB diskette drive
48X-20X

4

 CD-ROM / bootable

Accelerated Hub Architecture / 266MB/sec I/O channel
Intel 810E

8

 chip set / 82810 Graphics Memory Controller Hub (GMCH) /

82801 I/O Controller Hub (ICH) for PCI 2.2 bus at
32-bit 33MHz, ATA-66 EIDE, USB, Low Pin Count Interface /
82802 Firmware Hub / Winbond 83627HF Super I/O for
diskette, parallel, serial, keyboard, mouse

Back: 

Two serial, one parallel, two USB (Version 1.1), keyboard, mouse

Integrated digital audio / software-based audio (done by processor and
810E) / AC '97 interface / ADI 1881 codec (analog mixing, Analog-to-Digital
and Digital-to-Analog conversion)

Back:

 microphone jack, line-in, line-out

None / requires powered speakers

Some models:

 IBM 10/100 EtherJet

TM

 PCI Management Adapter / 82559 /

10BaseT and 100BaseTX / RJ45 / Wake on LAN

®

 / part number 34L1201

Some models: 

10/100 ethernet / Accton 32-bit PCI adapter / full duplex /

part number 19K4310

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

6270-HHU Black

3x4

Celeron

TM

766/66

128MB 20GB

2

48X-20X

4

GMCH 10/100 Accton

810E Windows

®

 Me

5

Feb 2001

6270-HSU Black

3x4

Celeron

800/100

128MB 20GB 48X-20X GMCH 10/100 Accton

810E Windows 2000 May2001

6270-PHU Black

3x4

Pentium

®

 III 933/133

128MB 20GB 48X-20X GMCH 10/100 EtherJet

TM

810E Windows 2000 Feb 2001

6270-Q9U

Black

3x4

Pentium III

1.0GHz

1

/133 128MB 20GB 48X-20X GMCH 10/100 EtherJet

810E Windows 2000 Feb 2001

IBM

®

TM

Options
64MB SDRAM 133MHz NP DIMM

33L3071

128MB SDRAM 133MHz NP DIMM

33L3073

256MB SDRAM 133MHz NP DIMM

33L3075

Rapid Access

TM

 Keyboard II (black)

33L3174

10.1GB IDE Disk ATA-66(Value)

00N8202

15GB IDE Disk ATA-100 (Value)

19K4463

Zip Drive 100MB (white)

20L0544

Zip Drive 250MB (white/black)

00N8078

5.25 to 3.5 DASD Bay Conversion K 70G8165
8X/4X/32X CD-RW Internal (black)

33L5020

48X-20X

4

 IDE CD-ROM (white)

33L5001

8X DVD-ROM Internal IDE (black)

33L5016

DVD MPEG-2 Decoder Card

33L5009

10/100 Accton

®

 ethernet PCI adaptr

19K4301

56K Data/Fax PCI modem

33L4618

ADSL / V.90 Combo PCI low profile

19K4160

V.90

10

 Modem PCI low profile

19K4162

10/20GB TR5 IDE Tape Drive (w/blk) 20L0549

1

5

Microsoft

®

 Windows

®

 Millennium Edition

- 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 September 12, 2000, November 14, 2000, or May 8, 2001
US models withdrawn effective November 2001

No warranties are expressed or implied in this summary

 (6270W) 

© IBM Corp. October 2001

,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,

➫

➫

➫

➫

➫ 3 year on site warranty service

7

7

➫

➫

➫

➫

➫ Post warranty maintenance services

➫

➫

➫

➫

➫ 24 hour x 7 day telephone, electronic,

•••••

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

•••••

U-bolt anchoring feature

•••••

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

5

Microsoft

®

 Windows

®

 2000 Professional

- Lotus

®

 SmartSuite

®

 license

6

- Lotus Notes

®

 Client 5.0 license

6

- Disk-to-Disk Recovery (Windows NT 4.0 or
    Windows 2000)

✧ Software Selections CD-ROM

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

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

* ethernet adapter

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

•••••

PC 99-compliant

•••••

Advanced Power Management 1.2

•••••

Advanced Configuration and
Power Interface (ACPI) 1.0a

•••••

System Management BIOS

•••••

DMI 2.0-compliant

•••••

RPL and DHCP support via optional
ethernet adapter

•••••

Swinging door on Bays 1 and 2

•••••

Handle on top

•••••

7.64” W X 15.0” D X 15.0” H

•••••

194mm W X 381mm D X 381mm H

•••••

18.25 to 22.5 lb (8.4 to 10.3 kg)

disk

(vertical)

diskette

②

CD-ROM

④