Conventional Memories

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Index

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T6400 Series

(No longer manufactured) (6400)

General Information

Model number: T6400SX - PA1560U (FCC ID# CJ6UN335)

T6400SXC - PA1560UX (FCC ID# CJ6UN037)

T6400DX - PA1601U (FCC ID# CJ6UN335)

T6400DXC - PA1601UX (FCC ID# CJ6UN037)

T6400 - PA1604U (FCC ID# CJ6UN335)

T6400C - PA1604UX (FCC ID# CJ6UN037)

T6400MM - PA1604U-X5A (FCC ID# CJ6UN037)
Dimensions: T6400, T6400SX, T6400DX - 15.4"W x 10.5"D x 3.3"H

T6400C, T6400SXC, T6400DXC - 15.4"W x 10.5"D x 4.1"H
Weight: T6400, T6400SX, T6400DX - 11.7 lbs

T6400C, T6400SXC, T6400DXC - 12.9 lbs

T6400MM - 13.2 lbs including Mambo board; 34 lbs. with all accessories and rolling case
Power: 115VAC, 2.0A/220 - 240VAC, 1.0A auto sensing
Frequency: 50 - 60Hz auto sensing
CPU: T6400SX, T6400SXC - i486SX-25 (8KB cache in CPU)

T6400DX, T6400DXC - i486DX-33 (8KB cache in CPU)

T6400, T6400C, T6400MM - i486DX2-50 (8KB cache in CPU)
RAM memory: 4MB standard (640KB conventional; 3328KB extended, 128KB shadow BIOS ROM)

Expandable up to 36MB with optional 2MB, 4MB, 8MB, or 16MB memory cards

(two credit card style memory slots)
Video RAM: 512KB
Keyboard: Full 101-key movable keyboard with dedicated numeric keypad
Keyboard type: 101-key keyboard compatible
Drives: One 1.44MB 3.5" floppy disk drive

T6400SX, T6400SXC - 120MB hard drive

T6400, T6400C, T6400DX, T6400DXC, T6400MM - 200MB hard drive
Standard features: Simultaneous display

Movable keyboard

Power on password security

Two power cords

U.S. and International limited warranty

Toshiba Exceptional Care (requires enrollment)
Operating system included: Toshiba MS-DOS 5.0
T6400MM Multimedia bundle: A T6400DXC computer preinstalled with the following:

Mediashare Mambo DVI Ethernet card with HSC Interactive mulitmedia software,

UltraFont, VideoOle, and Novell network drivers. (card uses full size slot)

2 Altech Lansing ACS 200 stereo speakers

Logitech portable trackball

Toshiba MS-DOS 5.0

Windows 3.1

Samsonite carry-all case with wheels

Software Compatibility

Compatible with software written for the IBM PC/XT/AT using VGA, EGA,or CGA resolution graphics modes

Interfaces

Super VGA color monitor port (640 x 480 x 256)

RS-232-C serial port

Parallel printer/external 5.25" diskette or tape drive port

External Toshiba proprietary 3.5" diskette drive port

Built-in modem slot - "E" form factor ("D" form factor compatible)

1 full length IBM PC/XT low profile 16 bit ISA expansion slot

150 pin expansion bus connector

PS/2 mouse port

PS/2 keyboard port

2 credit card style memory slots

Optional Mambo board has 10BaseT Ethernet connector (standard in T6400MM)

TFT-LCD Color Active Matrix Display (T6400, T6400SXC, T6400DXC,T6400MM)

Display area: 8.3"W x 6.2"H; 10.4" diagonal
Resolution: 640 x 480
Dot pitch: .33mmW x .33mmH
Aspect ratio: 1 : 1
Contrast: 60 : 1
Colors TFT-LCD: 256 colors out of a palette of 185,193 in 640 x 480 mode.

Simultaneous display to external monitor

Gas Plasma Display (T6400, T6400SX/DX)

Display area: 8.3"W x 6.2"H; 10.4" diagonal
Resolution: 640 x 480
Dot pitch: .33mmW x .33mmH
Aspect ratio: 1 : 1
Contrast: 100 : 1
Gray scales: 16

Simultaneous display to external monitor

2.5" 120MB Hard Disk Drive (T6400SX, T6400SXC)

Conner Peripherals HDD: CP-30104
Interface: IDE
Average access time: 19ms
Recording method: 2-7 RLL

3.5" 200MB Hard Disk Drive (T6400, T6400C, T6400DX, T6400DXC, T6400MM)

Conner Peripherals HDD: CP-30204
Interface: IDE
Average access time: 12ms
Recording method: 2-7 RLL

IBM Compatible Expansion Slots

1 full length low profile ISA 16-bit slot

Power for slot:+ 5 V 2.2A

+12 V 0.5A

- 5 V0.15A

- 12V0.15A

Maximum card sizes:

16-bit long slot333.502mmL +/- .5mm x 106.68mmW

99.06mmW +/- .3mm w/o connector

Hardware Switches and Controls

1) Power on/off

Located on back of computer

Environmental Specifications

1) Operating condition

Ambient temperature: 41 to 95 degrees F. 5 to 35 degrees C.
Relative Humidity: 20% to 80% non-condensing
Altitude (from sea level): -200 to 10,000 ft. (-60 to 3,000 meters)

2) Non-Operating condition

Ambient temperature: -4 to 140 degrees F. -20 to 60 degrees C.
Relative Humidity: 8% to 80% non-condensing
Altitude (from sea level): 30,000 ft. (10,000 meters) max.

3) Wet bulb temperature condition

Ambient temperature: 79 degrees F. (26 degrees C.) maximum

Options and Extra Accessories

PC-PA2003U 2MB memory card (no longer manufactured)
PC-PA2004U 4MB memory card
PC-PA2005U 8MB memory card
PC-PA2010U 16MB memory card
PC-T24D 2400 bps Hayes compatible dedicated built-in modem (Bell or CCITT) (no longer manufactured)
PC-T24D/F 2400bps data/9600bps send/receive FAX built-in modem
PC-T144D/F 14400 bps send/receive FAX built-in modem (no longer manufactured)
PC-T24D/X or

PC-T24D/X2

 Dedicated 2400 bps Hayes compatible modem w/enhanced protocol (MNP5, V.42 bis)

(both no longer manufactured)
PC-TCL24A Audiovox Axsys cellular connection for use with T24D/X modem (no longer manufactured)
PC-TCL24M Motorola Axsys cellular connection for use with T24D/X modem (no longer manufactured)
PC-TCL24N NEC Axsys cellular connection for use with T24D/X modem (no longer manufactured)
PC-TCL24U Uniden Axsys cellular connection for use with T24D/X modem (no longer manufactured)
PC-PA2800U DX2/50MHz processor upgrade (no longer manufactured)
PC-ASP44DX Intel 486DX upgrade kit for i486<M^>TM<D>SX models (no longer manufactured)
PC-PA7225U 5.25" 360KB external FDD with 18VDC adapter
PC16-PA8380U 3.5" external FDD
PC-PA525L 3.5" CD-ROM upgrade (replaces the internal 3.5" FDD)
PC-PA722L TD80 external tape backup drive (no longer manufactured)
PC-PA3310L PC Guardian computer lock (no longer manufactured)
PC-PA2113 Toshiba 150 pin SCSI adapter
PC-PA270L Axonix Cablemate Port Replicator
PC-PA510L Mediashare Mambo DVI board (T6400 series color display units only)(no longer manufactured)
PC-PA801L Statpower Prowatt 125 auto adapter
PC-PA2200L Fabric carrying case (no longer manufactured)
PC-PA2201L Leather carrying case (no longer manufactured)
PR-PA2750U ExpressWriter 201 portable printer (no longer manufactured)
PC-SW013 Toshiba MS-DOS 5.0 (no longer manufactured)
PC-SW015 Toshiba MS-DOS 5.0 (no longer manufactured)
PC-SW004 Toshiba BASIC 3.30 (no longer manufactured)

System Memory Map

Address range Space (Kilobytes) Used For:
'00000000'

'0009FFFF'

 640 System working memory
'000A0000'

'000BFFFF'

 128 Video RAM
'000C0000'

'000C7FFF'

 32 VGA BIOS ROM
'000C8000'

'000EFFFF'

 160 (Reserved)
'000F0000'

'000FFFFF'

 64 System BIOS ROM
'00100000'

'003FFFFF'

 3,072 System working memory
'00400000'

'023FFFFF'

 32,768 Optiional memory cards
'02400000'

'FFFEFFFF'

   Memory expansion in expansion port
'FFFF0000'

'FFFFFFFF'

 64 System BIOS ROM (Duplicated)

Interrupts

Interrupts Level Assigned To:
-- NMI RAM Parity Error; I/O Channel Error
  0 Timer
  1 Keyboard
  2 PIC 2 for levels 8 to 15
1 3 Secondary Communications (COM 2)
  4 Primary Communications (COM 1)
  5 PRT 2
  6 FDC
  7 PRT 1
  8 RTC
  9 Software Redirect to INT '0A'
2 10 (Reserved)
  11 (Reserved)
  12 PS/2 Mouse
  13 NDP of 80486DX
  14 HDC
  15 (Reserved)

I/O Port Assignment

Port Address

From / To

Device / Function
'000' / '01F' 82C37 : DMA Controller 1
'020' / '03F' 82C59 : PIC 1
'040' / '05F' 82C54 : Timer
'060' / '06F' KBC
'070' NMI
'070' / '07F' RTC
'080' / '09F' DMA Page Register
'0A0' / '0BF' 82C59 : PIC 2
'0C0' / '0DF' 82C37 : DMA Controller 2
'0E0' / '0EF' Special Register
'0F0' / '0F7' NDP
'100' / '1EF' VGA
'1F0' / '1FF' HDC
'200' / '207' (Not Used)
'208' / '20F' (Not Used)
'210' / '217' (Not Used)
'218' / '21F' (Not Used)
'220' / '257' (Not Used)
258' / '25F' (Not Used)
'260' / '267' (Not Used)
'268' / '26F' (Not Used)
'270' / '277' (Not Used)
'278' / '27F' (Not Used)
'280' / '2A7' (Not Used)
'2A8' / '2AF' (Not Used)
'2B0' / '2B7' (Not Used)
'2B8' / '2BF' (Not Used)
'2C0' / '2DF' (Not Used)
'2E0' / '2E7' (Not Used)
'2E8' / '2EF' (Not Used)
'2F0' / '2F7' (Not Used)
'2F8' / '2FF' Serial Port 2 (COM 2)
'300' / '31F' (Not Used)
'320' / '32F' (Not Used)
'330' / '337' (Not Used)
'338' / '33F' (Not Used)
'340' / '377' (Not Used)
'378' / '37F' Parallel PRT 1
'380' / '38F' (Not Used)
'390' / '39F' (Not Used)
'3A0' / '3AF' (Not Used)
'3B0' / '3BF' MDA, PRT
'3C0' / '3DF' CGA, EGA, VGA
'3E0' / '3E7' (Not Used)
'3E8' / '3FF' (Not Used)
'3F0' / '3F7' FDC
'3F8' / '3FF' Serial Port 1 (COM1)
'400' / '47F' (Not Used)
'0480' / '049F' DMA Hi-Page Register

Toshiba America Information Systems Inc. (" TAIS ") shall not be liable for damages of any kind for use of this information, Which is subject to change without notice. Copyright 1994, 1995 TAIS.