Conventional Memories

This page is part of my Toshiba Tech Access archive project, to learn more please visit the project page, Some of the files from the Toshiba BBS referenced here can also be found there.

Index

_______________________________________________________________

T1200F/FB/H/HB

(No longer manufactured) (1200)

General Information

Part number: T1200F - PA7044U (FCC ID# CJ69XAE871)

T1200FB - PA7044UW (FCC ID# CJ69XAE871)

T1200H - PA7048U (FCC ID# CJ69XAE248)

T1200HB - PA7048UW (FCC ID# CJ69XAE248)
Dimensions: T1200F, T1200H 12.2"W x 2.6"H x 12.0"D

T1200FB, T1200HB 12.2"W x 2.9"H x 12.0"D
Weight: T1200F - 9.4 lbs.

T1200FB - 9.9 lbs.

T1200H - 10.9 lbs.

T1200HB - 11.4 lbs.
Voltage: Computer DC input - 12 VDC, 2.2 A (+ = core; - = shell)

AC adapter - 110/220 VAC 50/60 Hz 40W
Battery: Removable rechargeable NiCD battery pack
CPU: 80C86-1 (9.54/4.77MHZ); 80C87 coprocessor socket
RAM memory: 1MB standard (640KB conventional; 384KB LIM EMS or HardRAM) Memory expandable to 2MB when optional 1MB LIM-EMS (3.2)/Hard Ram memory card is added
Video RAM: 16KB
Number of keys: 82
Keyboard type: Selectable between 84 or 101-key keyboard compatible
Drives: T1200H, T1200HB - One 20MB hard disk drive, One 720KB 3.5" floppy disk drive

T1200F, T1200FB - Two 720KB 3.5" floppy disk drives
Standard features: AutoResume

HardRAM

Intelligent power supply with "Gas Gauge"
Operating system included: Toshiba MS-DOS 3.30

Software Compatibility

Compatible with software written for the IBM PC/XT using a color graphics adapter (CGA) display

Interfaces

RGB (CGA) color video port

Composite b&w monochrome video port

RS-232-C serial port

Parallel printer port

Numeric keypad port

External diskette drive port

Toshiba proprietary expansion slot - "A" form factor

Built-in dedicated modem slot - "C" and "D" form factors

Reflective Supertwist LCD Display (T1200F, T1200H)

Display area: 9.24" W x 4.2" H; 10" diagonal
Resolution: 640W x 200H
Viewing angle: -15 to 40 degrees
Contrast: Reflective supertwist display 5 : 1

Electroluminescent Backlit Supertwist LCD (T1200FB, T1200HB)

Display area EL backlit LCD: 9"W x 4.2"H; 9.75" diagonal
Resolution: 640W x 200H
Viewing angle: -15 to 40 degrees

3.5" 20MB Hard Disk Drive (T1200H/HB)

JVC HDD: JD-3244LOT1
Number of heads: 4
Number of cylinders: 615
Average access time: 68ms
Recording method: MFM
Interleave: 3:1

or

JVC HDD: JD-3824ROT1
Number of heads: 4
Number of cylinders: 612
Average access time: 78ms
Recording method: MFM
Interleave: 3:1

Battery Life (Time until low battery LED)

Tests w/ 10% FDD access, 20% HDD access, Temperature 25 degrees C

T1200F/T1200H HDD FDD MODEM Running Time
Off ---- ---- ---- 2 months *1
Off ---- ---- ---- 10 days *2
Off ---- ---- ---- 2 days *3
On Off Off NI 7.5 Hours
On Off On NI 6.0 Hours
On On On NI 2.0 Hours
On Off Off Off 6.2 Hours
On Off On Off 5.7 Hours
On On On Off 1.9 Hours
On Off On On 4.4 Hours
On On On On 1.7 Hours
T1200FB/T1200HB HDD FDD MODEM Running Time
Off ---- ---- ---- 2 months *1
Off ---- ---- ---- 10 days *2
Off ---- ---- ---- 2 days *3
On Off Off NI 2.8 Hours
On Off On NI 2.6 Hours
On On On NI 1.4 Hours
On Off Off Off 2.6 Hours
On Off On Off 2.6 Hours
On On On Off 1.3 Hours
On Off On On 2.3 Hours
On On On On 1.2 Hours

"NI" means not installedNotes:

"~" - Approximately

*1 - Calendar/Clock battery maintaining time

*2 - Main Memory & EMS Memory maintaining time w/fully charged main battery

*3 - Main Memory & EMS Memory maintaining time using backup battery only

Soft Switches

1) Change CPU speed

Fn + PgUp 9.54MHz CPU speed
Fn + PgDn 4.77MHz CPU speed

2) Character font

Fn + Right arrow Toggles display font

3) Display select

Fn + End External display
Fn + Home LCD display

4) Pop-up window

Fn + Sys Req Toggles pop-up window

5) Keypad overlay

Fn + NumLock Toggles keypad overlay

6) Fn key

Fn + F1 F11
Fn + F2 F12
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 back of computer

2) Reset

Located on left side of computer

3) A/B/DIS switch

Located on left side of computer

With switch set to "A", external FDD is accessed as drive A; internal 3.5" FDD as drive B.

If computer has two internal floppy drives (T1200F, T1200FB) the bottom drive is disabled.

With switch set to "B", external FDD is accessed as drive B; internal 3.5" FDD as drive A.

If computer has two internal floppy drives (T1200F, T1200FB) the bottom drive is disabled.

If no external drives are being used switch should be set to DIS.

Computer must be re-booted for switch change to take effect.

4) LCD contrast dial

Located on left side of computer

5) LCD brightness dial -on models with backlit screen only

Located on front of display

6) HDD on/off switch - on T1200H and T1200HB only

Located on back of computer next to power switch

Environmental Specifications

1) Operating condition

Ambient temperature: 41 to 95 degrees F. 5 to 35 degrees C.
Relative Humidity: 20% to 80% non-condensing

2) Non-Operating condition

Ambient temperature: -4 to 131 degrees F. -20 to 55 degrees C.
Relative Humidity: 5% to 95% non-condensing

3) Acclimation

Needs no more than 60 min. warm up

Options and Extra Accessories

PC-PA7139U 1MB LIM-EMS 3.2 memory card (Toshiba expansion slot) (no longer manufactured)
PC-PA7225U 5.25" 360KB external FDD with 18VDC adapter
PC-PA7310U Expansion chassis & cable (requires expansion interface card) (no longer manufactured)
PC-PA7312ER Expansion interface card (Toshiba expansion slot) (no longer manufactured)
PC-PA7354E 17-key numeric keypad
PC-PA7367E Floppy Link to 5.25" desktop diskette drive (no longer manufactured)
PC-PA7438EB 300/1200 bps Hayes compatible Toshiba exp. slot modem (no longer manufactured)
PC5-PA7439E T1200 300/1200 bps Hayes compatible dedicated built-in modem (no longer manufactured)
PC-T24A 2400 bps Hayes compatible Toshiba exp. slot modem w/serial port (no longer manufactured)
PC-T24C 2400 bps Hayes compatible dedicated built-in modem (no longer manufactured)
PC-T24D 2400 bps Hayes compatible dedicated built-in modem (Bell or CCITT) (no longer manufactured)
PC-T24D/F 2400bps data/9600bps send/receive FAX built-in modem
PC-T144D/F 14400 bps send/receive FAX built-in modem (no longer manufactured)
PC-T24D/X or

PC-T24D/X2

 2400 bps Hayes compatible dedicated built-in modem w/enhanced protocol (MNP5, V.42 bis)

(both no longer manufactured)
PC-TCL24A Audiovox Axsys cellular connection for use with T24D/X modem (no longer manufactured)
PC-TCL24M Motorola Axsys cellular connection for use with T24D/X modem (no longer manufactured)
PC-TCL24N NEC Axsys cellular connection for use with T24D/X modem (no longer manufactured)
PC-TCL24U Uniden Axsys cellular connection for use with T24D/X modem (no longer manufactured)
PC5-PA7485U 12VDC Universal AC adapter (no longer manufactured)
PC-PA7487U 12VDC 2.5A Universal AC adapter (replaces PC5-PA7485U)
PC5-PA7490U Battery pack recharger (requires AC adapter) (no longer manufactured)
PC5-PA7491URA Battery pack
PC-PA748L 12VDC automobile power adapter (no longer manufactured)
PC-PA7486U 12VDC automobile power adapter (replaces PC-PA748L) (no longer manufactured)
PC-PA801L Statpower Prowatt 125 auto adapter
PC-PA5462U ToshibaLAN 8/16 bit Ethernet card & AC power adapter (no longer manufactured)
PC5-PA759L Fabric carrying case (no longer manufactured)
PC15-PA8020U Fabric carrying case (no longer manufactured)
PR-PA2750U ExpressWriter 201 portable printer (no longer manufactured)
PC-SW008 Toshiba MS-DOS 3.30 (no longer manufactured)
PC-SW007 Toshiba MS-DOS 4.01 (no longer manufactured)
PC-SW004 Toshiba BASIC 3.30 (no longer manufactured)
PC5-PA7174U Backlit upgrade (no longer manufactured)
PC5-PA7240E 20MB hard drive upgrade for T1200F/FB (no longer manufactured)

Interrupts

Level Assigned To:
NMI Power Supply; I/O Channel Check; 8087 Interrupt
0 Timer
1 Keyboard
2 (Reserved)
3 Secondary Communications (COM2)
4 Primary Communications (COM1)
5 Hard Disk
6 FDD
7 Parallel Printer

System Memory Map

Start Address ` Space  
Decimal Hex (Kilobytes) Used For:
0 00000    
64K 10000    
128K 20000    
192K 30000    
256K 40000 System working
320K 50000 640 memory
384K 60000    
448K 70000    
512K 80000    
576K 90000    
640K A0000    
704K B0000 96 (Not Used)
736K B8000 16 Video RAM
752K BC000 32 (Not Used)
768K C0000    
832K D0000 192 Space for I/Os on I/O
896K E0000 expansion slot
960K F0000 2 Back-Up RAM
962K F0800 30 (Not Used)
992K F8000 32 System (BIOS) ROM

I/O Port Assignment

Port Address  
From / To Device / Function
'000' / '01F' 82C37 : DMAC Device
'020' / '03F' 82C59 : PIC Device
'040' / '05F' 82C53 : PIT Device
'060' / '07F' Programmable I/O Ports
'080' / '09F' DMA Page Register
'0A0' / '0BF' NMI Mask Register
'0E0' / '0FF' Special Register
'1F0' / '1FF' Hard Disk
'208' / '20F' Expanded Memory Unit I/O - 1
'218' / '21F' Expanded Memory Unit I/O - 2
'258' / '25F' Expanded Memory Unit I/O - 3
'268' / '26F' Expanded Memory Unit I/O - 4
'2A8' / '2AF' Expanded Memory Unit I/O - 5
'2B8' / '2BF' Expanded Memory Unit I/O - 6
'2C0' / '2DF' Real Time Clock
'2E8' / '2EF' Expanded Memory Unit I/O - 7
'2F8' / '2FF' Secondary Communications (COM2)
'378' / '37F' Parallel Printer
'3D0' / '3DF' Display
'3F0' / '3F7' FDC
'3F8' / '3FF' Primary communications (COM1)

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, 1995 TAIS.