T2000SX (No longer manufactured) General Information Model number: T2000SX 20MB - PA8020U T2000SX 40MB - PA8030U T2000SX 60MB - PA8000U Dimensions: 12.2"W x 10"D x 1.9"H Weight: 6.9 lbs. with battery pack Voltage: Computer DC input - 18VDC, 1.7A (running)/18VDC, 2.2A (charging) Universal AC adapter - 100-240 VAC 50-60 Hz Battery: Removable rechargeable Nickel Hydride battery pack CPU: 80386SX (16/8MHz); 80387SX-16 coprocessor socket RAM memory: 1MB standard (640KB conventional: 384KB extended or Hard-RAM) Memory expandable up to 9MB via one credit card style memory slot when optional 1MB, 2MB, 4MB, or 8MB card is added Number of keys: 86 Keyboard type: 101-key keyboard compatible Drives: One 1.44MB 3.5" floppy disk drive One 20MB, 40MB, or 60MB hard disk drive Features: AutoResume, HardRAM, Auto display and hard drive shutdown, CPU sleep mode, Intelligent power supply with battery "gas gauge" Operating system: Originally shipped with Toshiba MS-DOS 4.0 Currently shipping with Toshiba MS-DOS 5.0. Software Compatibility Compatible with software written for the IBM PC/XT/AT using VGA, EGA, or CGA resolution graphics modes Interfaces VGA color video port RS-232-C serial port Parallel printer/external diskette or tape drive port Numeric keypad/101-key keyboard adapter port Built-in modem slot - "D" form factor 100 pin expansion interface connector Credit card style memory slot Display Display type: Fluorescent Sidelit Supertwist LCD Display area: 6.8"W x 5.1"H; 8.5" diagonal Resolution: 640 x 480 Aspect ratio: 1 : 1 Contrast: 15 : 1 Gray scales: 16 gray scales 2.5" 20MB Hard Disk Drive Conner Peripherals HDD: CP2024 Interface: IDE Average Access Time: 25ms Recording Method: 2-7 RLL 2.5" 40MB Hard Disk Drive Conner Peripherals HDD: CP2044 Interface: IDE Average access Time: 19ms Recording Method: 2-7 RLL 2.5" 60MB Hard Disk Drive Conner Peripherals HDD: CP2064 Interface: IDE Average access time: 19ms Recording Method: 2-7 RLL 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 left side of computer 2) Reset Located on left side of computer 3) LCD brightness and contrast dials Located on right side of computer Options and Extra Accessories PC18-PA8316U 1MB memory card PC18-PA8317U 2MB memory card (no longer manufactured) PC-PA2000U 2MB memory card (replaces PC18-PA8317U) PC-PA2001U 4MB memory card PC-PA2002U 8MB memory card PC-T24D 2400 bps Hayes compatible dedicated built-in modem (Bell or CCITT) PC-T24D/X 2400 bps Hayes compatible dedicated built-in modem w/ enhanced protocol (MNP5 V.42 bis) PC-PA7225U 5.25" 360KB external FDD with 18VDC adapter PC18-PA8725U Battery pack - 2200 mAh PC18-PA8726U Battery pack recharger with AC adapter PC18-PA8727U Universal AC adapter PC18-PA749L Auto adapter - 12 VAC PC-PA7354E 17-key numeric keypad PC-PA8718U 101-key keyboard adapter with external power supply PC-PA722L TD80 external tape backup drive PC-PA8600U Desk Station ll PC18-PA875L Fabric carrying case PC-PA1000L Leather carrying case PC13-PA874L Executive leather portfolio PR-PA2750U ExpressWriter 201 portable printer PC-SW013 Toshiba MS-DOS 5.0 (includes diskettes and manuals) PC-SW007 Toshiba MS-DOS 4.01 (includes diskettes and manuals) PC-SW008 Toshiba MS-DOS 3.30 (includes diskettes and manual) PC-SW004 Toshiba BASIC 3.30 (includes diskette and manual) PC-SW012 Toshiba MS OS/2 v1.21 operating system System Memory Map Space Address range (Kilobytes) Used For: ------------------------------------------ '000000' 640 System working '09FFFF' memory ------------------------------------------ '0A0000' 128 Video RAM '0BFFFF' ----------------------------------------- '0C0000' 32 VGA BIOS ROM '0C7FFF' ----------------------------------------- '0C8000' 32 (Reserved) '0CFFFF' ----------------------------------------- 'D00000' 64 (Reserved) 'DFFFFF' ----------------------------------------- '0E0000' 32 HardRAM window '0E7FFF' ----------------------------------------- '0E8000' 32 Backup RAM '0EFFFF' ----------------------------------------- '0F0000' 64 System BIOS ROM '0FFFFF' ----------------------------------------- '100000' 8.192 Optional memory cards '8FFFFF' ----------------------------------------- '900000' 7,104 Memory expansion 'FEFFFF' in expansion port ----------------------------------------- 'FF0000' 64 System BIOS ROM 'FFFFFF' (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 Mask Register '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' (Not Used) '210' / 217' Expansion Unit '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' Parallel PRT 2 '280' / '2A7' (Not Used) '2A8' / '2AF' Reserved for EMS '2B0' / '2B7' (Not Used) '2B8' / '2BF' Reserved for EMS '2C0' / '2DF' (Not Used) '2E0' / '2E7' (Not Used) '2E8' / '2EF' Reserved for EMS '2F0' / '2F7' (Not Used) '2F8' / '2FF' Serial Port 2 (COM2) '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' / '37F' Parallel PRT 1 '380' / '38F' SDLC, Bisync 2 '390' / '39F' (Not Used) '3A0' / '3AF' Bisync 1 '3B0' / '3BF' MDA and PRT '3C0' / '3DF' CGA, EGA, VGA '3E0' / '3E7' (Not Used) '3E8' / '3E7' Serial Port 3 (COM3) '3F0' / '3F7' FDC '3F8' / '3FF' Serial Port 1 (COM1)