IBM 720/720C User Manual





 

1

 / 64-bit to L2 cache and memory

No upgrade / processor, L2 cache, and memory cntr (North Bridge) on Mobile Module
512KB / write-back / 4 way set associative / sync pipelined burst / ECC / 1/2 speed
Internal 3.5" 1.44MB / use simultaneously with CD-ROM / on right side
None since diskette internal
5.25" CD-ROM / 24X-10X speed / CAV / multi-session / XA / ATAPI / bootable / not removable / on right side
2635-EAU

May 1998 / December 1998

May 1998 / December 1998

4

 / 13ms / PIO Mode 4

5.1GB / 12ms / PIO Mode 4

EIDE / PCI 2.1 / supports one internal disk / no DMA or busmaster support / disk can be removed and upgraded by customer
12.1 inch HPA color

SVGA / 640 x 480 or 800 x 600

SVGA / 640 x 480 or 800 x 600

Dual scan / HPA / 150ms / 100 nits Active Matrix TFT / 75ms / 100 nits
16 mil sim colors / 50 to 1 contrast

16.7 million simultaneous colors / 100 to 1 contrast ratio ratio





 (NM2160B) /128-bit SVGA accelerator / Zoomed Video support  / DDC1 and DDC2B

2MB / iDRAM



 (embedded) / color space conversion and interpolation in X and Y axis / support for DCI, DirectDraw

PCI 2.1 / 32-bit / external SVGA to 1024 x 768 with 65,536 colors
Simultaneous LCD and CRT / 150 degree tilt
32MB / 96MB / non-parity / 3.3 volt / EDO / 60ns
1 socket for one JEDEC 144 pin EDO SO DIMM of 8, 16, 32, or 64MB / socket accessed from bottom via screw
Full size alp/num / 85 (6 Fn key functions) / keyboard slope with Port Replicator
External keyboard support with option cable 06G8619 or Port Replicator
TrackPoint



 III / no drag lock keys

11.8 x 9.2  x 2.4" (260 cubic inches) / 7.2 pounds (3.3 kg)
Li-Ion / non-intelligent / EAU: 3.1 hrs;   FAU: 4.0 hrs
4.2 to 12 hrs / 3.3 hrs
PCI 2.1 / 32-bit / 33Mhz (EIDE, graphics, PCMCIA, USB)
ISA (audio, diskette, serial, parallel, infrared) / NS PC97338 (FDC, IR, I/O)
Intel 440BX PCIset / Intel PIIX4 (EIDE, USB, PCI to ISA bridge)
Texas Instruments



 TI1250A PCMCIA controller

None

①

 ThinkPad Enhanced Port Replicator, 

②

 ThinkPad 560 Port Replicator,

③

 ThinkPad 380/385 Port Replicator

2 Type I or 2 Type II or 1 Type III  / CardBus 32-bit PCI / Zoomed video
PCMCIA 2.1 compatible / PC Card Standard 95
One USB / one 9 pin; 16550A / one (IEEE P1284-A, EPP, ECP, bidirectional)
APM-aware BIOS / Universal AC adapter; barrel (56 watts)
None
None (software support for MPEG-1 in Windows 95)
None
16-bit / CS4237B / SRS 3D audio / FM synthesis
Two front stereo speakers (.5 watt) / one subwoofer above keyboard (1 watt)
Dial volume control (left side) / internal microphone / full duplex spk/mic
Input/microphone jack (stereo) / output jack (stereo) / no joystick port
Infrared port on left side / IrDA 1.1 compatible / up to 4Mbps
Power-on password / supervisor password / hard disk password /
security keyhole / personalization screen at startup
Microsoft



 Windows



 95 OSR2.1 with applications (listed on right)

1 year - ThinkPad EasyServ

31

 (door-to-door depot repair service) or carry-in

On-site

32

, M-F, 8-5, next bus day (72 cities) / serv up to 5 yrs from purchase date

Processor type
Processor features
L2 cache
Diskette drive
External FDD port
CD-ROM
Type - model
Processor
Preload (see side)
Avail / withdrawn date
Disk - size / ms
Disk controller
Display - size and type
Display - techology

Graphics - controller

Graph - arch/data path
Graphics - features
Memory - std / max
Memory - features
Keyboard / # of keys
External keyboard
Pointing / palm rest
Dimensions / weight

2

Battery - type / life

10

Charge time - on / off
Architecture

Docking station
Port replicator

PCMCIA



 slots

USB / serial / parallel
Other features
Video in/out
MPEG decoder
Data/fax modem
Audio
Speakers
Audio features
Audio in/out jacks
Infrared ports
Security

Preinstalled software
Limited warranty

11

Service options

15

IBM







DMI 2.0 compliant
PC 97 compliant
Wired for Management 1.1a
Setup Guide, User's Guide, Options by IBM

Catalog, Introducing Windows 95 book

System Status Indicators
Plug and Play 1.0a
Standby, suspend, safe suspend (RediSafe),

and hibernation modes

ENERGY STAR compliant
International Warranty Service

14



30

No warranties are expressed or implied in this summary

(380XD2)  

 

IBM Corp.  December 1998

All trademarks are the property of their respective owners

4.0GB = DMA Mode 2 or PIO Mode 4
5.1GB = Ultra DMA/33 or PIO Mode 4
6.4GB = Ultra DMA/33 or PIO Mode 4
All disks are SMART compliant

Fn + F2 = Battery guage
Fn + F3 = Standby
Fn + F4 = Suspend
Fn + F7 = LCD/CRT/Simultaneous
Fn + F11 = Power mgmt
Fn + F12 = Hibernation

The ThinkPad Enhanced Port Replicator
provide cable management, additional I/O ports,
and CardBus PC Card slots.  Features include:

- Dual IBM lock slots to secure the ThinkPad,

PC Cards, and Port Replicator

Port Replicator connectors:
- USB, serial (9 pin), parallel ( 25 pin)
- External display (15 pin)
- Keyboard and mouse
- Audio in (3.5 mm) and audio out (3.5 mm)
- Joystick/MIDI port (15 pin) - not on system
- External diskette drive conntr - not on system
- Power connector (requires AC power; can not

run on battery)

Features of the PC Card slots:
- Two Type III slots (side by side)
- PC Card Standard 95 compliant
- CardBus compliant (PCI 2.1 / 32-bit)
- 8/16-bit PC Card support (no Zoomed Video)
- Texas Instruments PCI1131 controller
- Requires no PCI-to-PCI bridge

- 16MB SO DIMM 3.3v NP EDO 64-bit 01K1124
- 32MB SO DIMM 3.3v NP EDO 64-bit 92G7342
- 64MB SO DIMM 3.3v NP EDO 64-bit 76H0268
- ThinkPad 560 Port Replicator

46H4209

- ThinkPad 380/385 Port Replicator

84G1316

- ThinkPad Enhanced Port Replicator

11J8997

- ThinkPad 380/385 Li-Ion Battery

02K6507

- 56 watt AC Adapter (barrel; 3 prong)

83H6739

- 4.0GB disk, 13ms

05K8871

- 6.4GB disk, 13ms, Ultra DMA/33

02K0518

- V.90 PC Card Modem with XJACK

24

10L7393

Easy-Setup is entered by holding F1 when
turning on.

16

- Microsoft Windows 95 OSR2.1 (FAT16)

•

Internet Explorer 4.0

•

Online User's Guide

•

ThinkPad Configuration Program

•

SystemSoft CardWorks



•

Diskette Factory and Utilities

•

ConfigSafe

•

NetFinity for Windows 95

•

Puma TranXit



•

IBM Anti-Virus

•

IBM Global Network (IGN Dialer)

•

Netscape Navigator browser

•

Intel LANDesk Client Manager (via web)

•

IntelliQuest Registration Mailer

•

Ergonomics

•

PointCast (with ThinkPad channel)

•

Marketing Demo

•

Tivoli Lightweight Client Framework

•

ThinkPad on the Net

•

Personalization Editor

•

ThinkPad Customization

•

Lotus



 SmartSuite 97

✧

Recovery CD-ROM with boot diskette

✧

Windows 95 CD-ROM (no installation)