Toshiba T-Series T4500 Manuals

1-1 1.1 Features The Toshiba T4500/T4600 Family is one of the lightest and most advanced portable computers available. Utilizing advanced technology and high-speed components, the T4500/T4600 Family offers excellent display legibility, battery operation and IBM PC/AT compatibility. The T4500/ T4600 Family system unit consists of the following features: K Microprocessor The T4500 and T4500C uses an i486SX-20 microprocessor that operates at 20 MHz, 3.3 Volts. The T4600 and T4600C uses an i486SL-33 microprocessor that operates at 33 MHz, 3.3 Volts. K Cache memory The T4500/T4600 Family utilizes an 8 KB cache memory stored in either the i486SX or i486SL microprocessor. K Disk storage The T4500 and T4500C have an internal 80, 120, or 200 Megabyte (MB) Hard Disk Drive (HDD) with an average access time of 19 milliseconds. The T4600 and T4600C have an internal 120, 200, or 320 MB HDD. A 3.5-inch Floppy Disk Drive (FDD) supports 2HD floppy disks (1.44 Mbytes) and 2DD floppy disks (720 Kbytes). K Memory The T4500/T4600 Family comes standard with 4 MB of CMOS Random Access Memory (RAM) 3.3 Volts. This includes 640 KB of conventional memory and 3,456 KB of extended memory which can be utilized as expanded memory compatible with the Lotus/Intel/ Microsoft Expanded Memory Specifications (LIM-EMS). K Monochrome LCD (T4500/T4600) A high-resolution, Liquid Crystal Display (LCD) displays 640 x 480 pixels with a 64-level gray scale. The T4500 and T4600 internal display controller supports Video Graphics Adapter (VGA) functions on the internal display device. K TFT color LCD (T4500C/T4600C) A high-resolution, Thin Film Transistor (TFT) color Liquid Crystal Display (LCD) displays 640 x 480 pixels with 512 colors for both graphics and characters. The T4500C has an 8.4- inch TFT color display, and the T4600C has a 9.5-inch TFT color display. The T4500C and T4600C internal display controller supports Video Graphics Adapter (VGA) functions on the internal display devices. K Keyboard An easy-to-use 82/84-key enhanced keyboard with full-size keys and standard spacing is compatible with IBM standard software.

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 TAIS. 4500.DOC Rev. 1 06/01/94 MQC/nmm. Page 1 T4500, T4500C (No longer manufactured) 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 pack Internal NiMH backup battery for memory backup, lithium RTC battery for real time clock CPU: i486SX-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 style 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 HotKeys T4500 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 T4500, T4500C (continued)