General Information Model number: T4500 Monochrome display 80MB - PC1107U-M2A (FCC ID# CJ6UN452) T4500 Monochrome display 120MB - PC1108U-M2A (FCC ID# CJ6UN452) T4500 Monochrome display 200MB - PC1109U-M2A T4500C Color display 120MB - PC1108U-X2A (FCC ID# CJ6UN453) T4500C Color display 200MB - PC1109U-X2A Dimensions: T4500 - 11.7"W x 8.3"D x 1.8"H T4500C - 11.7"W x 8.3"D x 2.0"H Weight: T4500 - 6.5lbs. with battery pack. T4500C - 6.9lbs. with battery pack Voltage: Computer DC input - 15VDC, 2.0A Universal AC adapter - 100-240 VAC 50-60 Hz Batteries: T4500 - removable rechargeable NiCd or NiMH battery pack T4500C - removable rechargeable NiMH battery packInternal NiMH backup battery for memory backup, lithium RTC battery for real time clock CPU: i486SX-20Mhz, 3.3 volt operation (8KB cache) RAM memory: 4MB standard, 3.3 volt operation (640KB conventional memory plus 3,328KB which can be configured as RAM disk (HardRAM), expanded (LIM/EMS 4.0), and/or extended memory,plus 128KB shadow BIOS ROM. Memory expandable up to 20MB using 4, 8 or 16MB user installable credit card type memory Video RAM: 512KB Number of keys: 82 Keyboard type: 101-key keyboard compatible Drives: One 1.44MB 3.5" floppy disk drive; One 80MB or 120MB hard disk drive Standard Features: MaxTime power management capabilities including: APM drivers AutoResume electronic bookmark AutoSave safety data retrieval system CPU sleep mode Automatic display and Hard drive power down HardRAM Low battery warning light and audible alarm Digital battery gauge Status bar LED readout and System Hot KeysT4500 with NiCd battery - 3 hrs. battery life per charge; recharges in 2 hrs. off/4hrs. on T4500C with Nickel Hydride battery - 2.25 hrs. battery life per charge; recharges in 2hrs.off/4hrs. on Battery charge light BIOS in Flash ROM Power on Password Shadow BIOS ROM U.S. and International warranty Product Support Toshiba Exceptional Care program (requires enrollment) Operating system software: Toshiba MS-DOS 5.0, Windows 3.1, Ultrafont preinstalled on all models. Pointing device: Direct connect ballpoint mouse Software Compatibility Compatible with software written for the IBM PC/XT/AT using VGA, EGA, or CGA resolution graphics modes Interfaces Super VGA color video port (supports 640 x 480, 256 colors; 800 x 600, 16 colors; 800 x 600, 256 colors; 1024 x 768, 16 colors) 16mm "Hot Plug" PCMCIA slot RS-232-C serial port Parallel printer/external diskette or tape drive port 150 pin expansion bus connector PS/2 keyboard port PS/2 mouse port Credit card style memory slot Kensington cable lock port Direct connect ballpoint mouse port Fluorescent Sidelit Supertwist LCD Display (T4500) Display area: 7.6"W x 5.7"H; 9.5" diagonal Resolution: 640 x 480 Dot dimension: .24mm x .24mm Dot pitch: .30mm x .30mm Aspect ratio: 1 : 1 Contrast: 17 : 1 Gray scales: 64 gray scales in 320 x 200 mode Simultaneous display to external monitor in 640 x 480 mode, 16 colors TFT-LCD Color Active Matrix Display (T4500C) (Refer to section 6-1 for more information on Toshiba color TFT-LCD technology) Display area: 6.9"W x 5.1"H; 8.5" diagonal Resolution: 640 x 480 Dot pitch: .27mm x .27mm Aspect ratio: 1 : 1 Contrast: 60 : 1 Colors: 256 colors out of a palette of 185,193 on TFT-LCD in 640 x 480 mode Simultaneous display to external monitor 2.5" 80MB Hard Disk Drive (T4500) Toshiba HDD: MK1422FCV Interface: IDE Average access time: 15ms Recording method: RLL 2-7 2.5" 120MB Hard Disk Drive (T4500 or T4500C) Toshiba HDD: MK-2124FC Interface: IDE Average access time: 17ms Recording method: RLL 2-7 2.5" 200MB Hard Disk Drive (T4500 or T4500C) Toshiba HDD: MK-2224FC Interface: IDE Average access time: 12ms Recording method: RLL 2-7 Hardware Switches and Controls 1) Power on/off Located on left side of computer 2) Reset Located on left side 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): -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 HotKeys used with Fn key Fn + F1 Instant security ON/OFF Fn + F2 Power save mode Fn + F3 AutoResume Enable/Disable Fn + F4 Speaker volume adjustment - on, off, high, medium, low - press key repeatedly to set level Fn + F5 Internal/Simultaneous/External displays - press key repeatedly to set choice Fn + F6 Normal/Reverse gray scales (T4500) Fn + F10 Arrow (cursor control on numeric keypad overlay) Fn + F11 Numeric keypad overlay Fn + F12 Scroll Lock Fn + Right/Left arrow Contrast adjustment (T4500) Fn + Up/Down arrow Brightness adjustment Fn + Alt Simulate IBM enhanced keyboard Right ALT Fn + Ctrl Simulate IBM enhanced keyboard Right CTRL Fn + Enter Simulate IBM enhanced keyboard numeric keypad enter Options and Extra Accessories PC-PA2012U 4MB memory card PC-PA2013U 8MB memory card PC-PA2014U 16MB memory card T24NW PCMCIA Type II 2400/9600bps data/fax modem T144NW Noteworthy PCMCIA Type II 14400bps data/fax modem (no longer manufactured) T144NWX Noteworthy 5mm PCMCIA, type II 14400bps data/fax modem PC-T144PF4 14mm PCMCIA 2.01 compliant 14400bps data/fax modem (dual RJ-11) NWTR01 Noteworthy PCMCIA type II Token Ring card NWETH01 Noteworthy 10BaseT PCMCIA type II Ethernet card NWETH02 Noteworthy 10Base2 PCMCIA type II Ethernet card NW3270 Noteworthy PCMCIA type II 3270 emulation card NWHD105M3 Noteworthy PCMCIA type III 105MB hard disk drive SW3270 IBM PC/3270 software for NW3270 card PC-PA2412URA Battery pack - NiCd (no longer manufactured) (replaced by PC-PA2413URA) PC-PA2413URA Battery pack - Nickel Hydride PC-PA2520L Battery pack recharger (no longer manufactured) PC-PA2411U Universal AC adapter PC-PA2455L 12VAC automobile adapter PC-PA801L Statpower Prowatt 125 auto adapter PC-PA2113 Toshiba 150 pin SCSI adapter (replaces PC-PA2112) PC-PA3350L Kensington security cable lock PC-PA2700UXZ Desk Station lV (replaces PC-PA2700UX) PC-PA2701U Desk Station IV (replaces PC-PA2700UXZ) PC-PA270L Axonix Cablemate port replicator NWCCAFB Twin fabric carrying case NWCCALB Twin leather carrying case PC-PA180B PC pack carrying case (blue) PC-PA180R PC pack carrying case (red) PC-PA877LX Fabric carrying case (no longer manufactured) PC-PA1050L Leather attache case PC13-PA874L Executive leather portfolio (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 Same as T4400C/T4400SXC (refer to that section) Interrupts Same as T4400SX (refer to that section) I/O Port Assignments Same as T4400SX (refer to that section)