General Information Model number: T1800 60MB - PA1030U (FCC ID# CJ6UN180) T1800 80MB - PA1031U (FCC ID# CJ6UN180) T1850 80MB - PA1033U (FCC ID# CJ6UN185) T1850 120MB - PA1034U (FCC ID# CJ6UN185) T1850C 80MB - PA1033UX (FCC ID# CJ6UN186) T1850C 120MB - PA1034UX (FCC ID# CJ6UN186) Dimensions: T1800/T1850 - 11.8"W x 8.4"D x 2.2"HT1850C - 11.8"W x 8.4"D x 2.3"H Weight: T1800/T1850 - 6.8 lbs. with battery packT1850C - 7.3lbs with battery pack Voltage: T1800/T1850 - 15VDC, 1.4A T1850C - 15VDC, 2.0A Universal AC adapter - 100-240 VAC 50-60 Hz Batteries: Removable rechargeable 9.6V, 2800mAH NiCd battery pack Internal NiCd backup battery for memory backup, NiCd RTC battery for real time clock CPU: T1800 - I386 SX-20 (20/10Mhz), I387 SX-20 math coprocessor socket T1850/T1850C - i386 SX-25 (25/12.5Mhz), I387 SX-25 math coprocessor socket RAM memory: T1800 - 2MB standard (640KB conventional memory plus 1,408KB which can be configured as RAMdisk (HardRAM), expanded (LIM/EMS 4.0) and/or extended memory, shadow BIOS ROMMemory expandable up to 10MB using 2,4, or 8MB user installable credit card style memory T1850/T1850C - 4MB standard (640KB conventional memory plus 3,456KB which can beconfigured as RAM disk (HardRAM), expanded (LIM/EMS 4.0), and/or extended memory,shadow BIOS ROM.Memory expandable up to 12MB using 2, 4, or 8MB user installable credit card style memory Video RAM: 256KB Number of keys: 82 Keyboard type: 101-key keyboard compatible Drives: One 1.44MB 3.5" floppy disk driveT1800 - 60MB or 80MB hard disk drive, T1850/T1850C - 80MB or 120MB hard disk drive Lights: Power/Speed; Caps lock; Overlay; Numlock; Disk in Use; Battery; DC IN Standard Features: MaxTimeTM power management capabilities including: APM drivers AutoResume electronic bookmark AutoSave safety data retrieval system CPU sleep modeAutomatic display and Hard drive power down HardRAM Low battery warning light and audible alarm Intelligent power supply with battery "gas gauge" Pop-up window to control MaxTime BIOS in Flash ROMPower on Password Shadow BIOS ROMU.S. and International warranty Product Support Toshiba Exceptional Care program (requires enrollment) Operating system included: Toshiba MS-DOS 5.0 preinstalled on all models. 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 Toshiba "E" form factor internal modem slot PS/2 mouse port Credit card style memory slot Kensington cable lock port Fluorescent Sidelit Monochrome STN LCD Display (T1800, T1850) Display area: 7.7"W x 5.8"H; 9.5" diagonal Resolution: 640 x 480 Dot pitch: 0.3mm x 0.3mm Aspect ratio: 1 : 1 Contrast: 17 : 1 max.; 8 : 1 min. Gray scales: 16 gray scales in 640 x 480 resolution, 64 gray scales in 320 x 200 resolution Fluorescent Sidelit Ultra-STN Color LCD (T1850C) Display area: 7.7"W x 5.8"H; 9.5" diagonal Resolution: 640 x 480 Dot pitch: 0.3mm x 0.3mm Contrast: 10 : 1 Colors: 16 colors in 640 x 480 resolution; 256 colors out of a palette of 226,981 in 320 x 200 resolution 2.5" 60MB Hard Disk Drive (T1800) Conner Peripherals HDD: CP2064 Interface: IDE Average access time 19ms Recording method: 1-7 RLL 2.5" 80MB Hard Disk Drive (T1800, T1850, T1850C) Conner Peripherals HDD: CP2084 Interface: IDE Average access time 19ms Recording method: 1-7 RLL or Toshiba HDD: MK-2024FC Interface: IDE Average access time: 19ms Recording method: 1-7 RLL 2.5" 120MB Hard Disk Drive (T1850, T1850C) Conner Peripherals HDD: CP2124 Interface: IDE Average access time: 17ms Recording method: 1-7 RLL Soft Switches 1) Change CPU speed Fn + PgUp T1800 - 20MHz CPU Speed; T1850/T1850C - 25MHz CPU Speed Fn + PgDn T1800 - 10MHz CPU Speed; T1850/T1850C - 12.5MHz CPU Speed 2) Pop-up window Fn + Esc Toggles pop-up window 3) Keypad overlay Fn + F10 Toggles keypad overlay Fn + F11 Num Lock Fn + F12 Scroll Lock 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 5) Interrupting process Ctrl + S Pause Hardware Switches and Controls 1) Power on/off Located on left side of computer 2) Reset Located on left side of computer 3) LCD contrast dial Located on right side of display 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): -22 to 10,000 ft. (-60 to 3,000 meters) 2) Non-Operating condition Ambient temperature: -4 to 149 degrees F. -20 to 65 degrees C. Relative Humidity: 10% to 90% 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-PA2000U 2MB memory card (no longer manufactured) PC-PA2001U 4MB memory card (no longer manufactured) PC-PA2002U 8MB memory card (no longer manufactured) PC-T24D 2400 bps Hayes compatible dedicated built-in modem (Bell or CCITT) (no longer manufactured) PC-T24D/X2 2400 bps Hayes compatible dedicated built-in cellular capable modem w/enhanced protocol (MNP5,V.42 bis) (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-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-PA7225U 5.25" 360KB external FDD with 18VDC adapter PC-PA2410URA Battery pack - 2800 mAH PC-PA2440L Battery pack recharger with AC adapter PC-PA2409U T1800/T1850 - Universal AC adapter (15VDC, 1.4A) PC-PA2411U T1850C - Universal AC adapter (15VDC, 2.0A) PC-PA2450L T1800/T1850 - Auto adapter (20 watt) (no longer manufactured) PC-PA2455L T1850C - Auto adapter (30 watt) PC-PA801L Statpower Prowatt 125 auto adapter PC-PA3350L Kensington cable lock PC-PA7354E 17-key numeric keypad PC-PA8718U 101-key keyboard adapter with external power supply PC-PA877LX Fabric carrying case (no longer manufactured) PC-PA180B Blue PC Pack carrying case PC-PA180R Red PC Pack carrying case PC-PA1000L Leather carrying case (no longer manufactured) PC-PA1050L Leather attache PC13-PA874L Executive leather portfolio (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) System Memory Map (T1800) Address range Space (Kilobytes) Used For: '000000''09FFFF' 640 Conventional memory '0A0000''0BFFFF' 128 Video RAM for VGA '0C0000''0C7FFF' 32 VGA BIOS ROM '0C8000''0DFFFF' 96 Reserved '0E0000''0E7FFF' 32 HardRAM window '0E8000''0EFFFF' 32 Backup RAM '0F0000''0FFFFF' 64 System BIOS ROM '100000''25FFFF' 1,408 System working memory '260000''A5FFFF' 8,192 Optional working memory 'A60000''FEFFFF' Reserved 'FF0000''FFFFFF' 64 System BIOS ROM (Duplicated) System Memory Map (T1850/T1850C) Address range Space (Kilobytes) Used For: '00000000''0009FFFF' 640 Conventional memory '000A0000''000BFFFF' 128 Video RAM '000C0000''000C7FFF' 32 VGA BIOS ROM '000C8000''000DFFFF' 96 Reserved '000E0000''000E7FFF' 32 HardRAM window '000E8000''000EFFFF' 32 Backup RAM '000F0000''000FFFFF' 64 System BIOS ROM '00100000''0042FFFF' 3,456 System working memory '00430000''00C2FFFF' 8,192 Optional memory cards '00C30000''FFFEFFFF' Reserved 'FFFF0000''FFFFFFFF' 64 System BIOS ROM (Duplicated) Interrupts Interrupt Level Assigned To: -- NMI I/O Channel check or power off 0 Timer 1 Keyboard 2 PIC 2 1 3 COM2 4 COM1 5 Reserved 6 Floppy Disk 7 Printer 1 8 Real Time Clock 9 Software Redirect to INT 0Ah 2 10 Reserved 11 Reserved 12 PS/2 Mouse 13 Numeric Data Processor 14 Hard Disk 15 Reserved I/O Port Assignment Port Address From / To Device / Function '000' / '01F' 8237 : DMA Controller 1 '020' / '03F' 8259 : PIC 1 '040' / '05F' 8254 : PIT '060' / '06F' KBC '070' / '07F' RTC '080' / '09F' DMA Page Register '0A0' / '0BF' 8259 : PIC 2 '0C0' / '0DF' 8237 : DMA Controller 2 '0E0' / '0EF' Special Register '0F0' / '0FF' NDP Error Clear Port '100' / '1EF' (Not used) '1F0' / '1FF' HDC Port '200' / '207' (Not used) '2F8' / '2FF' Serial Port (COM 2) '300' / '377' (Not used) '378' / '37F' Parallel Printer Port '380' / '3AF' (Not used) '3B0' / '3DF' VGA Port '3E0' / '3EF' (Not Used) '3F0' / '3F7' FDC, FDD Interface Port '3F8' / '3FF' Serial Port (COM1)