Batteries: Removable rechargeable NiMH battery pack
Internal NiMH backup battery for memory
backup, vanadium lithium battery for
real time clock
CPU: i486TM SXA-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: 256KB
Number of keys: 82
Keyboard type: PS/2 101-key keyboard compatible
Drives: One 1.44MB 3.5" floppy disk drive
One 80MB (T1900 only), 120MB, or 200MB hard
disk drive
Lights: Power/speed; Caps Lock; Overlay; Num Lock; 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 mode
Automatic display and Hard drive power down
HardRAM
Low battery warning light and audible alarm
Digital battery gauge
Intelligent power supply with battery gas guage
Pop up window to control MaxTimeTM
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)
Preinstalled software: Toshiba MS-DOS 6.0
Windows 3.1
Ultrafont
Pointing device: BallPointTM mouse with QuickPortTM
connection
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
14.5mm "Hot Plug" PCMCIA slot
RS-232-C serial port
Parallel printer/external diskette drive port
PS/2 101-key keyboard port
PS/2 mouse port
Credit card style memory slot
Kensington cable lock port
QuickPortTM connection for BallPointTM mouse
Display area: 7.7"W x 5.8"H; 9.5" diagonal
Resolution: 640 x 480
Dot pitch: .30mm x .30mm
Aspect ratio: 1 : 1
Contrast: 17 : 1
Gray scales: 16 gray scales in 640 x 480 mode
64 gray scales in 320 x 200 mode
Fluorescent Sidelit Color Dynamic STN LCD Display (T1900C)
Display area: 7.7"W x 5.8"H; 9.5" diagonal
Resolution: 640 x 480
Dot pitch: .30mm x .30mm
Aspect ratio: 1 : 1
Contrast: 18 : 1
Colors: 16 colors out of a palette of 4096 in
640 x 480 mode
256 colors out of a palette of 226,981
in 320 x200
mode
2.5" 80MB Hard Disk Drive (T1900)
Conner Peripherals HDD: CP2088
Interface: IDE
Average access time: 19ms
Recording method: RLL 1-7
Heads: 2
Cylinders: 1096
Tracks per drive: 4600
Sectors per track: 38 (+1)
Bytes per sector: 512
Data transfer rate: 12 Mbps
Rotation speed: 3486 rpm
Formatted capacity: 85.2 MB
or
Toshiba HDD: MK1422FCV
Interface: IDE
Average access time: 15ms
Recording method: RLL 1-7
Heads: 2
Cylinders: 1501
Tracks per drive: 3002
Sectors per track: 56 (+1)
Bytes per sector: 512
Data transfer rate: 17.6 Mbps
Rotation speed: 3600 rpm
Formatted capacity: 86.0 MB
2.5" 120MB Hard Disk Drive (T1900, T1900C)
Conner Peripherals HDD: CP2124
Interface: IDE
Average access time: 17ms
Recording method: RLL 1-7
Heads: 4
Cylinders: 1123
Tracks per drive: 4492
Sectors per track: 53 (+1)
Bytes per sector: 512
Data transfer rate: 18 Mbps
Rotation speed: 3743 rpm
Formatted capacity: 121.6 MB
or
Toshiba HDD: MK2124FC
Interface: IDE
Average access time: 17ms
Recording method: RLL 1-7
Heads: 4
Cylinders: 1155
Tracks per drive: 4620
Sectors per track: 55 (+1)
Bytes per sector: 512
Data transfer rate: 15.3 Mbps
Rotation speed: 3200 rpm
Formatted capacity: 130.1 MB
2.5" 200MB Hard Disk Drive (T1900, T1900C)
Toshiba HDD: MK2224FC
Interface: IDE
Average access time: 12ms
Recording method: RLL 1-7
Heads: 4
Cylinders: 1560
Tracks per drive: 6240
Sectors per track: --
Bytes per sector: 512
Data transfer rate: 18.9 to 31.6 Mbps
Rotation speed: 4000 rpm
Formatted capacity: 213.0 MB
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): -22 to 30,000 ft. (-60
to 10,000 meters)
3) Wet bulb temperature condition
Ambient temperature: 79 degrees F (26 degrees C)
maximum
3) 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
Options and Extra Accessories
PC-PA2012U 4MB memory card (3.3V)
PC-PA2013U 8MB memory card (3.3V)
PC-PA2014U 16MB memory card (3.3V)
PC-T24P/F PCMCIA 2400/9600bps data/fax type II modem
PC-T144P/F PCMCIA 14400/14400bps data/fax type II modem
PC-T144P/F4 PCMCIA 14400/9600bps data/fax type IV modem
PC-TAT144P/F AT&T Paradyne PCMCIA 14400/9600 bps data/fax
modem
PC-PA2420UX Battery pack - Nickel Metal Hydride (2400
mAh)
PC-PA2422U Battery pack recharger (with AC adapter)
PC-PA2417U T1900 universal AC adapter
PC-PA2478U T1900C universal AC adapter
PC-PA2417U T1900 automobile adapter (20W)
PC-PA2423U T1900C automobile adapter (30W)
PC-PA801L Statpower Prowatt 125 auto adapter
PC-PA7225U 5.25" 360KB external FDD with 18VDC adapter
PC-PA3350L Kensington security cable lock
PC-PA180B PC pack carrying case (blue)
PC-PA180R PC pack carrying case (red)
PC-PA877LX Fabric carrying case
PC-PA1050L Leather attache case
PC13-PA874L Executive leather portfolio
System Memory Map
Space
Address range (Kilobytes) Used For:
------------- ---------- ---------
'00000000' 640 Conventional
'0009FFFF' memory
'000A0000' 128 Video RAM
'000BFFFF'
'000C0000' 32 Video BIOS ROM
'000C7FFF' (Shadow RAM)
'000C8000' 32 Backup RAM
'000CFFFF'
'000D0000' 64 Reserved
'000DFFFF'
'000E0000' 32 H-RAM window
'000E7FFF'
'000E8000' 32 Reserved
'000EFFFF'
'000F0000' 64 System BIOS ROM
'000FFFFF' (Shadow RAM)
'00100000' 3,072 System working
'003FFFFF' memory
'00400000' 16,384 Optional working memory
'013FFFFF'
'01400000' 256 The rest of system
'0143FFFF' working memory
'01440000' Memory expansion in
'07FEFFFF' expansion port
'07FF0000' 64 System BIOS ROM
'07FFFFFF' (Duplicated)
