T4400SXC
General Information:
Model number: T4400SXC 80MB - PA1102UX
T4400SXC 120MB - PA1103UX
Dimensions: 11.7"W x 8.3"D x 2.3"H
Weight: 7.75 lbs. with battery pack
Voltage: Computer DC input - 21VDC, 1.9A
Universal AC adapter - 100-240 VAC 50-60 Hz
Battery: Removable rechargeable NiCD battery pack
CPU: 80486SX-25 (8KB internal cache), Upgradeable
to 80486DX-25 for coprocessor feature
RAM memory: 4MB standard (640KB conventional; 3328KB
extended or HardRAM; 128KB shadow ROM) Memory
expandable up to 20MB via one credit card
style memory slot when optional 2MB, 4MB,
8MB, or 16MB card is added
Number of keys: 82
Keyboard type: 101-key keyboard compatible
Drives: One 1.44MB 3.5" floppy disk drive
One 80MB or one 120MB hard disk drive
Features: AutoResume, HardRAM, Automatic display and
hard drive shutdown, CPU sleep mode,
Intelligent power supply with battery "gas
gauge", password protection
Operating system: Toshiba MS-DOS 5.0
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 (640 x 480 x 256)
RS-232-C serial port
Parallel printer/external diskette or tape drive port
Numeric keypad/101-key keyboard adapter port
Built-in modem slot - "E" form factor ("D" form factor compatible)
150 pin expansion interface connector
PS/2 mouse port
Credit card style memory slot
Display:
Display type: TFT-LCD Color Active Matrix Display
Display area: 6.9"W x 5.1"H; 8.5" diagonal
Resolution: 640 x 480
Dot pitch: 0.27mm x 0.27mm
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
Conner Peripherals HDD: CP-2084
Interface: IDE
Average access time: 19ms
Recording method: RLL 2-7
2.5" 120MB Hard Disk Drive
Toshiba HDD: MK-2124FC
Interface: IDE
Average access time: 17ms
Recording method: RLL 2-7
- or -
Conner Peripherals HDD: CP-2124
Interface: IDE
Average access time: 17ms
Recording method: RLL 2-7
Hardware Switches and Controls:
1) Power on/off
Located on left side of computer
2) Reset
Located on back of computer
3) LCD brightness and contrast dials
Located on right side of display
Soft Switches:
1) Change speed
Fn + PgUp 25MHz CPU Speed, 8MHz bus speed
Fn + PgDn 25MHz CPU Speed, 4MHz bus 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 + 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-PA2003U 2MB memory card
PC-PA2004U 4MB memory card
PC-PA2005U 8MB memory card
PC-PA2010U 16MB memory card
PC-T24D 2400 bps Hayes compatible dedicated built-in modem
(Bell or CCITT)
PC-T24D/X 2400 bps Hayes compatible built-in modem w/enhanced
protocol (MNP5, V.42 bis)
PC-PA7225U 5.25" 360KB external FDD with 18VDC adapter
PC-PA2407U Battery pack - 2400 mAh
PC-PA900L Battery pack recharger with AC adapter
PC-PA2408U Universal AC adapter 21 VDC
PC-PA800L Auto adapter - 12 VAC
PC-PA7354E 17-key numeric keypad
PC-PA8718U 101-key keyboard adapter with external power
supply
PC-PA722L TD80 external tape backup drive
PC-PA2700U Desk Station lV
PC-PA877L Fabric carrying case
PC-PA1000L Leather carrying case
PC13-PA874L Executive leather portfolio
PR-PA2750U ExpressWriter 201 portable printer
PC-SW013 Toshiba MS-DOS 5.0 (includes diskettes and manuals)
PC-SW007 Toshiba MS-DOS 4.01 (includes diskettes and manuals)
PC-SW004 Toshiba BASIC 3.30 (includes diskette and manual)
PC-SW012 Toshiba MS OS/2 operating system 1.21
System Memory Map:
Space
Address range (Kilobytes) Used For:
-------------------------------------------------------
'00000000' 640 System working
'0009FFFF' memory
-------------------------------------------------------
'000A0000' 128 Video RAM
'000BFFFF'
-------------------------------------------------------
'000C0000' 32 VGA BIOS ROM
'000C7FFF'
-------------------------------------------------------
'000C8000' 96 (Reserved)
'000DFFFF'
-------------------------------------------------------
'000E0000' 32 HardRam window
'000E7FFF'
-------------------------------------------------------
'000E8000' 32 Backup RAM
'000EFFFF'
-------------------------------------------------------
'000F0000' 64 System BIOS ROM
'000FFFFF'
-------------------------------------------------------
'00100000' 1,024 System working
'001FFFFF' memory
-------------------------------------------------------
'00200000' 8,192 Optiional memory cards
'009FFFFF'
-------------------------------------------------------
'00A00000' 384 System memory
'00A5FFFF'
-------------------------------------------------------
'00A60000' 4,183,616 Memory expansion in
'FFFEFFFF' expansion port
-------------------------------------------------------
'FFFF0000' 64 System BIOS ROM
'FFFFFFFF' (Duplicated)
-------------------------------------------------------