T1000XE (No longer manufactured) General Information Model number: PA8005U Dimensions: 12.2"W x 10.6"D x 1.78"H Weight: 6.2 lbs Voltage: Computer DC input - 12 VDC, 1.7 A (+=core; - = shell) Universal AC adapter - 100-240 VAC, 50-60Hz Battery: Removable rechargeable NiCD battery pack CPU: 80C86 (9.54/4.77 MHz) RAM memory: 1MB standard (640KB conventional; 384KB LIM-EMS 3.2) Memory expandable up to 3MB via one credit card style memory slot when optional 1MB or 2MB card is added Number of keys: 82 Keyboard type: 101-key keyboard compatible Drives: One 20MB hard disk drive Features: AutoResume, Double Scan CGA, Auto display and hard drive shutdown, Intelligent power supply with "Gas Gauge" Operating System: Toshiba MS-DOS 3.30 in 512K ROM ============ Software Compatibility Compatible with software written for the IBM PC/XT using CGA or T3100/AT&T 6300 640 x 400 high resolution graphics mode ============ Interfaces RS-232-C serial port Parallel printer/external diskette drive port Built-in modem slot - "D" form factor 100 pin expansion interface connector Toshiba proprietary external 1.44MB 3.5" FDD connector Credit card style memory slot ============= Display Display type: Electroluminescent Backlit Supertwist LCD Display area: 7.75"W x 4.88"H; 9" diagonal Resolution: 640 x 400 Contrast: 4 : 1 2.5" 20MB Hard Disk Drive Conner Peripherals HDD: CP2024 Interface: IDE Average access Time: 25ms Recording Method: 2-7 RLL --- or --- JVC HDD: JD-E2825POT1 Interface: IDE Average access Time: 25ms Recording Method: 2-7 RLL Soft Switches 1) Change CPU speed Fn + PgUp 9.54MHz CPU speed Fn + PgDn 4.77MHz CPU speed 2) Character font Fn + Right Arrow Toggles display font 3) Pop-up window Fn + Esc Toggles pop-up window 4) Keypad overlay Fn + F10 Toggles keypad overlay 5) Fn key Fn + F11 Activates Num Lock Fn + F12 Activates Scroll Lock 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 left side of computer Options and Extra Accessories PC-PA8311U 1MB memory card PC-PA8312U 2MB 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 PC16-PA8380U 3.5" 1.44 MB external FDD PC-PA8712U Battery pack - 1700mAh PC-PA8704U Battery pack recharger with AC adapter PC-PA8717U 12VDC automobile adapter PC-PA8706U 12VDC Universal AC adapter PC-PA8600U Desk Station ll PC-PA872L Fabric carrying case (no longer manufactured) PC13-PA873L Fabric carrying case (replaces PC13-PA872L) PC-PA1000L Leather carrying case PC13-PA874L Executive leather portfolio PR-PA2750U ExpressWriter 201 portable printer PC-SW004 Toshiba BASIC 3.30 (includes diskette and manual) PC-SW008 Toshiba MS-DOS 3.30 (includes diskettes and manual) PC-SW007 Toshiba MS-DOS 4.01 (includes diskettes and manuals) System Memory Map Space Address range (Kilobytes) Used For: -------------------------------------------------------------------- '00000' 640 System working '9FFFF' memory -------------------------------------------------------------------- 'A0000' 96 (Not Used) 'B7FFF' -------------------------------------------------------------------- 'B8000' 32 Video RAM (CGA) 'BFFFF' -------------------------------------------------------------------- 'C0000' 64 Space for I/Os on I/O 'CFFFF' expansion slot -------------------------------------------------------------------- 'D0000' 64 EMS window 'DFFFF' -------------------------------------------------------------------- 'E0000' 64 DOS ROM 'EFFFF' -------------------------------------------------------------------- 'F0000' 16 Back-Up RAM 'F3FFF' -------------------------------------------------------------------- 'F4000' 48 System (BIOS) ROM 'FFFFF' -------------------------------------------------------------------- Interrupts Level Assigned To: ----------------------------------------------------- NMI I/O channel error; Time out power off; System power off request; FDD ready 0 Timer 1 Keyboard 2 (Not used) 3 Secondary Communications (COM2) 4 Primary Communications (COM1) 5 HDD 6 FDD 7 Parallel Printer I/O Port Assignment Port Address From / To Device / Function ---------------------------------------------------- '000' / '01F' 82C37 : DMAC Device '020' / '03F' 82C59 : PIC Device '040' / '05F' 82C53 : PIT Device '060' / '07F' Programmable I/O Ports '080' / '09F' DMA Page Register '0A0' / '0BF' NMI Mask Register '0E0' / '0F7' System Controller Ports '1F0 / '1FF' HDC '208' / '2BF' Expanded Memory '2C0' / '2DF' Real Time Clock '2E8' / '2EF' Expanded Memory '2F8' / '2FF' Secondary Communications (COM2) '378' / '37F' Parallel Printer '3D0' / '3DF' Display '3F0' / '3F7' FDC, HDC '3F8' / '3FF' Primary communications (COM1)