Conventional Memories

This page is part of my Toshiba Tech Access archive project, to learn more please visit the project page, Some of the files from the Toshiba BBS referenced here can also be found there.

Index

_______________________________________________________________

T3100SX

(No longer manufactured) (3102)

General Information

Model number: T3100SX 40MB - PA8015U (FCC ID# CJ6UN625)

T3100SX 80MB - PA8016U (FCC ID# CJ6UN625)
Dimensions: 12.2"W x 14.2"D x 3.15"H
Weight: 14.9 lbs.
Voltage: Computer DC input - 15 VDC, 2.7 A

Universal AC adapter - 90-240VAC, 49-61Hz, 60 W
Batteries: Two removable NiCD battery packs
CPU: 80386SX (16/8MHz); 80387SX-16 coprocessor socket
RAM memory: 1MB standard (640KB conventional; 384 KB extended or HardRAM) Memory expandable to 7MB with optional 2MB memory modules or memory expandable to 13MB with optional 4MB memory modules
Video RAM: 256KB
Standard features: AutoResume

HardRAM
Number of keys: 86
Keyboard type: 101-key keyboard compatible
Drives: One 1.44MB 3.5" floppy disk drive

One 40MB or one 80MB hard disk drive
Operating system included: Toshiba MS-DOS 4.01

Software Compatibility

Compatible with software written for the IBM PC/XT/AT using VGA, EGA, CGA or T3100/AT&T 6300 640 x 400 high resolution graphics mode

Interfaces

VGA color video port

2 RS-232-C serial ports

Parallel printer/external diskette or tape drive port

Numeric keypad/101-key keyboard adapter port

Built-in modem slot - "D" form factor

3 Toshiba proprietary memory slots

Toshiba proprietary "A" form factor expansion slot

Orange Gas Plasma Display

Display area: 8"W x 6"H ; 10" diagonal
Resolution: 640 x 480
Gray scales: 16
Contrast: 100 : 1

3.5" 40MB Hard Disk Drive

JVC HDD: JD-E3848VOTO
Interface: IDE
Average access time: 25ms
Recording Method: 2-7 RLL

3.5" 80MB Hard Disk Drive

JVC HDD: JD-E3896VOTO
Interface: IDE
Average access time: 25ms
Recording Method: 2-7 RLL

T3100SX (continued)

Soft Switches

1) Change CPU speed

Fn + PgUp 16MHz CPU speed
Fn + pgDn 8MHz CPU speed

2) Pop-up window

Fn + Esc Toggles pop-up window

3) Keypad overlay

Fn + NumLock Toggles keypad overlay

4) Fn key

Fn + Ctrl Simulate IBM enhanced keyboard Right Ctrl
Fn + Alt Simulate IBM enhanced keyboard Right Alt
Fn + Enter Simulate IBM enhanced keyboard numeric keypad Enter

Hardware Switches and Controls

1) Power on/off

Located on right side of computer

2) Reset

Located on left side of computer

3) A/B/PRT switch

Located on left side of computer

With switch set to "A", external FDD port is accessed as drive A; internal 3.5" FDD as drive B.

With switch set to "B", external FDD port is accessed as drive B, internal 3.5" FDD as drive A.

Switch is set to "PRT" for parallel printer output.

Computer must be re-booted for switch change to take effect.

Environmental Specifications

1) Operating condition

Ambient temperature: 41 to 95 degrees F. 5 to 35 degrees C.
Relative Humidity: 20% to 80% non-condensing

2) Non-Operating condition

Ambient temperature: -4 to 140 degrees F. -20 to 60 degrees C.
Relative Humidity: 5% to 90% non-condensing

Options and Extra Accessories

PC15-PA8308U 2MB memory module (no longer manufactured)
PC15-PA8310U 4MB memory module (no longer manufactured)
PC-T24A 2400 bps Hayes compatible Toshiba expansion slot modem w/serial port

(no longer manufactured)
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

 2400 bps Hayes compatible dedicated built-in 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)
PC15-PA7489U 12VDC automobile adapter (no longer manufactured)
PC-PA801L Statpower Prowatt 125 auto adapter
PC15-PA8709U 15VDC Universal AC adapter
PC15-PA8707U Battery pack recharger (no longer manufactured)
PC15-PA8708URA Battery pack
PC-PA7310U Expansion chassis (requires expansion chassis interface card) (no longer manufactured)
PC-PA7313E Expansion chassis interface card (no longer manufactured)
PC15-PA8601U Desk Station lll (includes interface card) (no longer manufactured)
PC-PA7225U 5.25" 360KB external FDD with 18VDC adapter
PC-PA7354E 17-key external numeric keypad
PC15-PA8020U Fabric carrying case (no longer manufactured)
PC-PA8722E Leather carrying case (no longer manufactured)
PC-PA5462U ToshibaLAN 8/16 bit Ethernet card & AC power adapter (no longer manufactured)
PC-PA7367E Floppy Link to 5.25 desktop diskette drive (no longer manufactured)
PC-PA722L TD80 external tape drive (no longer manufactured)
Contact ASP 80MB hard drive upgrade

(Installed by Toshiba Authorized Service Providers)
PC-PA8718U 101-key keyboard adapter with external power supply
PR-PA2750U ExpressWriter 201 portable printer (no longer manufactured)
PC-SW004 Toshiba BASIC 3.30 (includes diskette and manual) (no longer manufactured)
PC-SW008 Toshiba MS-DOS 3.30 (no longer manufactured)
PC-SW007 Toshiba MS-DOS 4.01 (no longer manufactured)
PC-SW013 Toshiba MS-DOS 5.0 (no longer manufactured)
PC-SW015 Toshiba MS-DOS 5.0 (no longer manufactured)
PC-SW012 Toshiba MS OS/2 operating system 1.21 (no longer manufactured)

System Memory Map

Address range

 Space

(Kilobytes)

Used For:
'000000'

'09FFFF'

 640 System working memory
'0A0000'

'0BFFFF'

 128 Video RAM
'0C0000'

'0C7FFF'

 32 VGA BIOS ROM
'0C8000'

'0CFFFF'

 32 Option ROM
'0D0000'

'0DFFFF'

 64 EMS window
'0E0000'

'0E7FFF'

 32 HardRam window
'0E8000'

'0EFFFF'

 32 Pop Up window
'0F0000'

'0FFFFF'

 64 System BIOS ROM
'100000'

'CFFFFF'

 12,288 Optional memory cards
'D00000'

'FEFFFF'

 3,008 Memory expansion in expansion slot
'FF0000'

'FFFFFF'

 64 System BIOS ROM

(Duplicated)

Interrupts

Interrupt Level Assigned To
-- NMI RAM Parity Error, I/O Channel Error
  0 Timer
  1 Keyboard
  2 PIC 2 for level 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 COM 3
  13 80387SX
  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 80C42 : 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 80387SX : NDP
100 / 1EF VGA
1F0 / 1FF HDC
200 / 207 Game I/O
208 / 20F LIM-EMS Set 0
210 / 217 Expansion Unit
218 / 21F LIM-EMS Set 1
220 / 257 (Not Used)
258 / 25F LIM-EMS Set 2
260 / 267 (Not Used)
268 / 26F LIM-EMS Set 3
270 / 277 (Not Used)
278 / 27F Parallel PRT 2
280 / 2A7 (Not Used)
2A8 / 2AF Reserved for LIM-EMS
2B0 / 2B7 (Not Used)
2B8 / 2BF Reserved for LIM-EMS
2C0 / 2E7 (Not Used)
2E8 / 2EF Reserved for LIM-EMS
2F0 / 2F7 (Not Used)
2F8 / 2FF Serial Port 2 (COM 2)
300 / 31F Prototype card
320 / 32F XT type HDC
330 / 337 (Not Used)
338 / 33F Serial Port 3 (COM 3)
340 / 377 (Not Used)
378 / 38F Parallel PRT 1
380 / 38F SDLC, Bisynchronous 2
390 / 39F (Not Used)
3A0 / 3AF Bisynchrounous 1
3B0 / 3BF MDA, PRT
3C0 / 3DF CGA, EGA, VGA
3E0 / 3E7 (Not Used)
3E8 / 3FF Serial Port 3 (COM 3)
3F0 / 3F7 FDC
3F8 / 3FF Serial Port 1 (COM1)

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.