Toshiba T-Series T4500 User manual

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.
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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)

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
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
T4500, T4500C(continued)
HotKeys used with Fn key

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
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)