Satellite Series (Rev: 09-01-1992) T1800/T1850/T1850C General Information: Model number: T1800 60MB - PA1030U--0A T1850 80MB - PA1033U--0A T1850 120MB - PA1034U--0A T1850C 80MB - PA1033U--X1A T1850C 120MB - PA1034--X1A Dimensions: T1850/T1850 - 11.8"W x 8.4"D x 2.24"H T1850C - 11.8"W x 8.4"D x 2.3"H Weight: 6.85 lbs. with battery pack Voltage: T1800/T1850 - 15VDC, 1.4A (DC in port on back of computer) T1850C - 15VDC, 2.0A (DC in port on back of computer) Universal AC adapter - 100-240 VAC 50-60 Hz Batteries: Removable rechargeable 9.6V, 2800mAH NiCd battery pack (unlocks on left side of computer) Internal NiCd backup battery for memory backup, NiCd RTC battery for real time clock CPU: T1800 - i386SX-20 (20/10Mhz), i387SX-20 math coprocessor socket (located on bottom of unit) T1850/T1850C - i386SX-25 (25/12.5Mhz), i387SX-25 math coprocessor socket (located on bottom of unit) RAM memory: T1800 - 2MB standard (640KB conventional; 1.384MB extended or HardRAM) Memory expandable up to 10MB via one credit card style memory slot when optional 2MB, 4MB, or 8MB card is added T1850/T1850C - 4MB standard (640KB conventional; 3.384MB extended or HardRAM) Memory expandable up to 12MB via one credit card style memory slot when optional 2MB, 4MB, or 8MB card is added Number of keys: 82 Keyboard type: IBM PS/2 101-key keyboard compatible Drives: One 1.44MB 3.5" floppy disk drive T1800 - 60MB hard disk drive T1850/T1850C - 80MB, or 120MB hard disk drive Lights: Power/Speed; Caps lock; Overlay; Numlock; Disk in Use; Battery; DC IN Features: MaxTimeTM power management capabilities including APM drivers AutoResume electronic bookmark AutoSave safety data retrieval system HardRAM CPU sleep mode Automatic display and Hard drive power down Low battery warning light and audible alarm Intelligent power supply with battery "gas gauge" BIOS in Flash ROM Power on Password Pop-up window Shadow BIOS ROM U.S. and International warranty (requires enrollment) Product Support Toshiba Exceptional Care program (requires enrollment) Operating system included: Toshiba MS-DOS 5.0 preinstalled on all models 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 (located on back of computer) RS-232-C serial port (located on back of computer) Parallel printer/external diskette or tape drive port (located on back of computer) Numeric keypad/101-key keyboard adapter port (located on right side of computer) Toshiba "E" form factor internal modem slot PS/2 mouse port (located on right side of computer) Credit card style memory slot (located on front of computer) Kensington cable lock port (located on right side of computer) Fluorescent Sidelit Monochrome STN LCD Display - T1800/T1850 Display area: 7.7"W x 5.8"H; 9.5" diagonal Resolution: 640 x 480 Dot pitch: 0.3mm x 0.3mm Aspect ratio: 1 : 1 Contrast: 17 : 1 Gray scales: 16 gray scales in 640 x 480 resolution, 64 gray scales in 320 x 200 resolution Fluorescent Sidelit Color STN LCD - T1850C Display area: 7.7"W x 5.8"H; 9.5" diagonal Resolution: 640 x 480 Dot pitch: 0.3mm x 0.3mm Contrast: 10 : 1 Colors: 16 colors in 640 x 480 resolution; 256 colors out of a palette of 262,144 in 320 x 200 resolution 2.5" 60MB Hard Disk Drive - T1800 Conner Peripherals HDD: CP2064 Interface: IDE Average access time 19ms Recording method: 1-7 RLL 2.5" 80MB Hard Disk Drive - T1850/T1850C Toshiba HDD: MK2024FC Interface: IDE Average access time 19ms Recording method: 1-7 RLL 2.5" 120MB Hard Disk Drive - T1850/T1850C Toshiba HDD: MK2124FC Interface: IDE Average access time 17ms Recording method: 1-7 RLL Soft Switches 1) Change CPU speed Fn + PgUp T1800 - 20MHz CPU Speed; T1850/T1850C - 25MHz CPU Speed Fn + PgDn T1800 - 10MHz CPU Speed; T1850/T1850C - 12.5MHz CPU 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 + CTRL Simulate IBM enhanced keyboard Right Ctrl Fn + ALT Simulate IBM enhanced keyboard Right Alt Fn + enter Simulate IBM enhanced keyboard numeric keypad Enter 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 Options and Extra Accessories PC-PA2000U 2MB memory card PC-PA2001U 4MB memory card PC-PA2002U 8MB memory card PC-T24D/X 2400 bps Hayes compatible dedicated built-in Cellular capable modem w/enhanced protocol (MNP5, V.42 bis) PC-TCL24A Audiovox AXSYS cellular connection for use with T24D/X modem PC-TCL24M Motorola AXSYS cellular connection for use with T24D/X modem PC-TCL24N NEC AXSYS cellular connection for use with T24D/X modem PC-TCL24U Uniden AXSYS cellular connection for use with T24D/X modem PC-T24D/F 2400bps Data/9600bps FAX modem PC-PA7225U 5.25" 360KB external FDD with 18VDC adapter PC-PA2410U Battery pack - 2800 mAH PC-PA2440L Battery pack recharger with AC adapter PC-PA2409U T1800/T1850 - Universal AC adapter PC-PA2411U T1850C - Universal AC adapter PC-PA2450L T1800/T1850 - Auto adapter (20 watt) PC-PA2455L T1850C - Auto addapter (30 watt) PC-PA801L Statpower universal auto adapter (requires Universal AC adapter) PC-PA7354E 17-key numeric keypad PC-PA8718U 101-key keyboard adapter with external power supply PC-PA877L Fabric carrying case PC-PA1000L Leather carrying case PC-PA1050L Leather attache PC13-PA874L Executive leather portfolio PR-PA2750U ExpressWriter 201 portable printer PC-SW013 Toshiba MS-DOS 5.0 (includes diskettes and manuals) System Memory Map - T1800 Space Address range (Kilobytes) Used For: ========================================================== '000000' 640 Conventional '09FFFF' memory ---------------------------------------------------------- '0A0000' 128 Video RAM '0BFFFF' ---------------------------------------------------------- '0C0000' 32 VGA BIOS ROM '0C7FFF' ---------------------------------------------------------- '0C8000' 96 Reserved '0DFFFF' ---------------------------------------------------------- '0E0000' 32 HardRAM window '0E7FFF' ---------------------------------------------------------- '0E8000' 32 Backup RAM '0EFFFF' ---------------------------------------------------------- '0F0000' 64 System BIOS ROM '0FFFFF' ---------------------------------------------------------- '100000' 1,408 System working '25FFFF' memory ---------------------------------------------------------- '260000' 8,192 Optional working memory 'A5FFFF' ---------------------------------------------------------- 'A60000' Reserved 'FEFFFF' ---------------------------------------------------------- 'FF0000' 64 System BIOS ROM 'FFFFFF' (Duplicated) ---------------------------------------------------------- System Memory Map - T1850/T1850C Space Address range (Kilobytes) Used For: ========================================================== '00000000' 640 Conventional '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' 3,456 System working '0042FFFF' memory ---------------------------------------------------------- '00430000' 10,624 Optional memory cards '0102FFFF' ---------------------------------------------------------- '01030000' Reserved 'FFFEFFFF' ---------------------------------------------------------- 'FFFF0000' 64 System BIOS ROM 'FFFFFFFF' (Duplicated) ---------------------------------------------------------- Interrupts Interrupt Level Assigned To: ----------------------------------------------------------- NMI I/O Channel check or power off 0 Timer 1 Keyboard 2 PIC 2 1 3 COM2 4 COM1 5 Reserved 6 Floppy Disk 7 Printer 1 ----------------------------------------------------------- 8 Real Time Clock 9 Software Redirect to INT 0Ah 2 10 Reserved 11 Reserved 12 PS/2 Mouse 13 Numeric Data Processor 14 Hard Disk 15 Reserved I/O Port Assignment Port Address From / To Device / Function ------------------------------------------------------ '000' / '01F' 8237 : DMA Controller 1 '020' / '03F' 8259 : PIC 1 '040' / '05F' 8254 : PIT '060' / '06F' KBC '070' / '07F' RTC '080' / '09F' DMA Page Register '0A0' / '0BF' 8259 : PIC 2 '0C0' / '0DF' 8237 : DMA Controller 2 '0E0' / '0EF' Special Register '0F0' / '0FF' NDP Error Clear Port '100' / '1EF' (Not used) '1F0' / '1FF' HDC Port '200' / '207' (Not used) '2F8' / '2FF' Serial Port (COM 2) '300' / '377' (Not used) '378' / '37F' Parallel Printer Port '380' / '3AF' (Not used) '3B0' / '3DF' VGA Port '3E0' / '3EF' (Not Used) '3F0' / '3F7' FDC, FDD Interface Port '3F8' / '3FF' Serial Port (COM1)