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T2100 Series

1-7

The T2100/T2105 Series system board contains the following functional components:

❑

One SL Enhanced Intel 486DX2-50 32-bit math coprocessor.

i486DX2 operates at 50 MHz and 3.3 volts.

❑

Standard RAM

4 Mbytes, two 1024 x 16-bit chips (T2100/T2100CS)
8 Mbytes, four 1024 x 16-bit chips (T2100CT)
5 volt operation
No parity bit
Access time: 70 ns
Data transfer is 32-bit width.

❑

Cache memory

Eight (8) Kbytes of cache memory are stored inside the i486DX2.
Four-way set-associative method.

❑

BIOS ROM (Flash EEPROM)

128 Kbytes (one 128Kx8-bit chip) of memory.

64 Kbytes are used for the system BIOS.
40 Kbytes are used for the VGA BIOS.
24 Kbytes are reserved.

Access time: 150 ns.
Data transfer is 8-bit width.

❑

Video Ram

512 Kbytes (T2100).
1 Mbyte (T2100CS/T2100CT).
5 volt operation.
Access time: 70 ns.

❑

Optional memory

One expansion memory slot is available for 4, 8, 16 and 24 Mbyte memory
modules.
Total maximum memory size is 28 Mbytes for the T2100/T2100CS and 32
Mbytes for the T2100CT (if a 24 Mbyte module card is installed.)
3.3 volt operation
No parity bit
Access time: 70 ns

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Summary of Contents for T2100 Series

Page 1: ...D The T2100CS T2100CT has an internal 350 MB HDD A 3 5 inch Floppy Disk Drive FDD supports 2 HD floppy disks 1 44 Mbytes and 2DD floppy disks 720 Kbytes Memory The T2100 T2100CS comes standard with 4 MB of CMOS Random Access Memory RAM and the T2100CT comes with 8 MB RAM 3 3 Volts This includes 640 KB of conventional memory with 3 264 KB of extended memory for the T2100 T2100CS and 7 360 KB for th...

Page 2: ...MCIA slots which enable you to install an MiNC Toshiba card modem or other industry standard PCMCIA release 2 0 card The lower slot is 5 0 mm Type II or 10 5 mm Type III The upper slot is 5 0 mm Type II Parallel port The Centronics compatible parallel interface port supports the Enhanced Capability Port ECP standard The port can be used to connect a printer or other parallel device RS 232 C port T...

Page 3: ...lot The memory slot enables you to install an optional Toshiba memory module AccuPoint The pointer control stick located in the center of the keyboard provides convenient control of the cursor without requiring desk space for a mouse ...

Page 4: ...1 4 T2100 Series The T2100 T2105 Series Personal Computer is shown in Figure 1 1 and its system configura tion is illustrated in Figure 1 2 Figure 1 1 T2100 T2105 Series personal computer ...

Page 5: ...T2100 Series 1 5 Figure 1 2 T2100 T2105 Series system unit configuration ...

Page 6: ...1 6 T2100 Series 1 2 System Unit Block Diagram Figure 1 3 is a block diagram of the T2100 T2105 Series system unit Figure 1 3 T2100 T2105 Series system board block diagram ...

Page 7: ...tored inside the i486DX2 Four way set associative method BIOS ROM Flash EEPROM 128 Kbytes one 128Kx8 bit chip of memory 64 Kbytes are used for the system BIOS 40 Kbytes are used for the VGA BIOS 24 Kbytes are reserved Access time 150 ns Data transfer is 8 bit width Video Ram 512 Kbytes T2100 1 Mbyte T2100CS T2100CT 5 volt operation Access time 70 ns Optional memory One expansion memory slot is ava...

Page 8: ...unctions Memory control DRAM control CPU control Bus control Compatible bus interface control Compatible bus access control DMAC control I O control Address latch control Address transfer Address latch DMA address generation Refresh address generation I O register control Compatible I O port Register storing at resume mode power off Special register Processing speed control Data bus transfer 32 bi...

Page 9: ...ith 128 bytes of memory is used Fourteen bytes of memory are used for the calendar and clock and the remaining 114 bytes are used for system configuration data IO CNT GA This gate array has the following functions System interface Hot key control KBC interface PS interface BIOS ROM interface NEXUS GA function AccuPoint Controller U43SC11X This controller emulates the AccuPoint signals to the PS 2 ...

Page 10: ...d its specifications are listed in Table 1 1 Figure 1 4 3 5 inch FDD Table 1 1 3 5 inch FDD specifications Item 2 MB mode 1 MB mode Storage capacity KB Unformatted 2 000 1 000 Formatted 1 311 737 Number of heads 2 2 Number of cylinders 80 80 Access time ms Track to track 3 3 Average 181 181 Head settling time 15 15 Recording track density tpi 135 135 Data transfer rate Kbps 500 250 Rotation speed ...

Page 11: ...5 2 5 inch HDD Table 1 2 2 5 inch HDD specifications 260 MB 350 MB MK1724FCV MK1824FCV CFL350A Storage capacity MB Formatted 262 352 350 Number of disks 2 2 2 Data heads 4 4 4 Data surfaces 4 4 4 Tracks per surface 1 920 2 050 905 Sectors per track 49 to 83 60 to 106 53 to 95 Bytes per sector bps 512 512 512 Access time ms Track to track 3 3 3 Average 13 13 12 Maximum stroke 25 25 20 Rotation spee...

Page 12: ...he keyboard controller on the system board through a 25 pin flat cable The T2100 T2105 Series pointer control stick located in the center of the keyboard provides convenient control of the cursor without requiring desk space for a mouse The keyboard is shown in Figure 1 6 See Appendix F for optional keyboard configurations Figure 1 6 Keyboard ...

Page 13: ...ray VGA The LCD receives vertical and horizontal synchronizing signals 8 bit data signals 4 bit upper block data signals and 4 bit lower block data signals and shift clock for data transmission All signals are CMOS level compatible The sidelit LCD is shown in Figure 1 7 and its specifications are listed in Table 1 3 Figure 1 7 Monochrome LCD Table 1 3 Monochrome LCD specifications Item Specificati...

Page 14: ...rd supplies high frequency current needed to illuminate the FL Specifications for the FL inverter board are listed in Table 1 4 Table 1 4 Monochrome FL inverter board specifications Item Specifications Input Voltage VDC 5 Power W 4 25 Output Voltage VAC 1 100 Current mA 4 6 Frequency KHz 40 ...

Page 15: ...The T2100CS s LCD receives vertical and horizontal synchronizing signals 16 bit data signal 8 bit upper block data signal 8 bit lower block data signal and shift clock for data transmis sion All signals are CMOS level compatible The STN LCD is shown in Figure 1 8 and its specifications are listed in Table 1 5 Figure 1 8 STN color LCD Table 1 5 STN color LCD specifications Item Specifications Numbe...

Page 16: ...d supplies high frequency current to light the LCD s Fluorescent Lamp Specifications for the FL inverter are listed in Table 1 6 Table 1 6 STN color FL inverter board specifications Item Specifications Input Voltage VDC 5 Power W 4 25 Output Voltage VAC 1 100 Current mA 5 0 Frequency KHz 40 ...

Page 17: ... Graphics Array VGA and Super VGA SVGA for an external display The LCD receives 12 bit data signals data enable signals and shift clock for data transmis sion All signals are CMOS level compatible The TFT LCD is shown in Figure 1 9 and its specifications are listed in Table 1 7 Figure 1 9 TFT color LCD Table 1 7 TFT color LCD specifications Item Specifications Number of dots dots 640 x 480 Dot pit...

Page 18: ...d supplies high frequency current to light the LCD s Fluorescent Lamp Specifications for the FL inverter are listed in Table 1 8 Table 1 8 TFT FL inverter board specifications Item Specifications Input Voltage VDC 5 Power W 4 25 Output Voltage VAC 1 100 r m s Current mA 6 0 Frequency KHz 40 ...

Page 19: ...indicator and speaker 4 Turns the battery charging system on and off and detects a fully charged battery 5 Determines if the power can be turned on and off 6 Provides more accurate detection of a low battery 7 Calculates the remaining battery capacity The power supply output rating is specified in Table 1 9 Table 1 9 Power supply output rating DC Regulation Maximum Use for Name voltage tolerance c...

Page 20: ...s the computer s main power source when the AC power cord is not attached The main battery recharges the backup battery when the system s power is on The backup and main batteries maintain the state of the computer when you enable AutoResume Battery Indicator The Battery indicator is located on the front of the T2100 T2105 Series The indica tor shows the status of the removable battery pack The st...

Page 21: ...ered on The trickle charge state maintains the full charge of the battery Table 1 11 lists the time required for charging the main battery Table 1 11 Time required for charges Power Charging time Power off About 2 5 hours Power on Trickle charge If one of the following occurs the battery quick charge process stops 1 The battery becomes fully charged 2 The battery is removed 3 The battery or AC out...

Page 22: ...ble 1 12 Backup battery charging data preservation time Backup Battery Time Charging Time Power On 20 H Power Off with AC power 20 H Power Off without AC power Doesn t charge Data preservation period full charge 5 H 1 10 4 RTC battery The RTC battery provides power to keep the current date time and other setup information in memory while the computer is turned off Table 1 13 shows the charging tim...

Page 23: ...escribed in Chapter 3 and detailed replacement procedures are given in Chapter 4 The following tools are necessary for implementing the troubleshooting procedures 1 A T2100 T2105 Series Diagnostics Disk 2 A Phillips screwdriver 2 mm 3 A Toshiba MS DOS system disk s 4 A 2DD or 2HD formatted work disk for floppy disk drive testing 5 A cleaning kit for floppy disk drive troubleshooting 6 A printer po...

Page 24: ...m or her to enter the pass word If the user has forgotten the password connect the printer port wraparound board F31PRT then turn the POWER switch on The computer will override the password function by erasing the current password Verify with the customer that Toshiba MS DOS is installed on the hard disk Non Toshiba operating systems can cause the computer to malfunction Make sure all optional equ...

Page 25: ...T2100 Series 2 3 Figure 2 1 Troubleshooting flowchart 1 2 ...

Page 26: ... procedures as follows 1 If an error is detected on the system test memory test display test ASYNC test printer test or real timer test perform the system board troubleshooting proce dures in Section 2 4 2 If an error is detected on the keyboard test perform the keyboard troubleshooting procedures in Section 2 7 3 If an error is detected on the floppy disk test perform the floppy disk drive troubl...

Page 27: ... in the computer To determine if the power supply is functioning properly start with Procedure 1 and continue with the other Procedures as instructed The procedures described in this section are Procedure 1 AC IN LED Indicator Check Procedure 2 Battery LED Indicator Check Procedure 3 AC Power Supply PS Unit Replacement Check ...

Page 28: ...ashing orange the AC power cord s voltage supply is abnormal or the power supply is not functioning properly go to Check 1 If any of the above indicator conditions are abnormal make sure the LED indicator lights are not burned out before performing the following Checks as indicated Check 1 Make sure the correct AC power cord is firmly plugged into the AC IN socket on the back of the computer Check...

Page 29: ...e sure the AC power cord is firmly plugged into the AC IN socket and wall outlet If these cables are connected correctly go to Check 2 Check 2 Make sure the battery pack is installed in the computer correctly If the battery pack is installed correctly go to Check 3 Check 3 Remove the battery pack and check that the battery terminal is clean and not bent If the terminal appears dirty clean it gentl...

Page 30: ...e AC IN plug located on the internal AC adapter If either the power supply board or the system board is damaged replace the AC PS unit Refer to Chapter 4 for instructions on how to disassemble the T2100 T2105 Series computer and then perform the following check Check 1 Replace the AC PS unit with a new one and restart the system If the problem still exists other FRUs may be damaged ...

Page 31: ...ing properly Start with Procedure 1 and continue with the other procedures as instructed The procedures described in this section are Procedure 1 Message Check Procedure 2 Printer Port LED Check on Boot Mode Procedure 3 Printer Port LED Check on Resume Mode Procedure 4 Diagnostic Test Program Execution Check Procedure 5 Replacement Check ...

Page 32: ...ss F1 key b Error in CMOS Bad battery Check system Then press F1 key c Error in CMOS Bad check sum Check system Then press F1 key d Error in CMOS Bad memory size Check system Then press F1 key e Error in CMOS Bad time function Check system Then press F1 key If you press the F1 key as the message instructs the system configuration in the RTC memory configuration is set to the default setting If err...

Page 33: ... 25 or 26 is displayed go to the FDD Troubleshooting Procedures in Section 2 5 1 BIOS is damaged 2 PIT ERROR 3 MEMORY REFRESH ERROR 4 TIMER CH 2 OUT ERROR 5 FIRST 64KB MEMORY ERROR 6 CMOS CHECKSUM ERROR 7 CMOS BAD BATTERY ERROR 8 FIRST 64KB MEMORY ERROR 9 FIRST 64KB MEMORY PARITY ERROR 10 VRAM ERROR 11 KBC ERROR 12 SYSTEM MEMORY ERROR 13 SYSTEM MEMORY PARITY ERROR 14 EXTENDED MEMORY ERROR 15 EXTEN...

Page 34: ...d down the space bar and turn the computer on 5 Read the LED status from left to right as you are facing the back of the computer 6 Convert the status from binary to hexadecimal notation 7 If the final LED status is FFh normal status go to Procedure 3 8 If the final LED status matches any of the test status values in Table 2 1 perform Check 1 NOTE If an error condition is detected by the IRT test ...

Page 35: ...IRST 64KB MEMORY ERROR FIRST 64KB MEMORY PARITY ERROR 0BH System memory initialization 0CH System initialization 0DH Interrupt vector initialization 18H PIC initialization 1FH Display initialization VRAM ERROR 25H System memory test SYSTEM MEMORY ERROR SYSTEM MEMORY PARITY ERROR 30H Extended memory test EXTENDED MEMORY ERROR EXTENDED MEMORY PARITY ERROR 40H DMA page register test DMA PAGE REGISTER...

Page 36: ... the following error codes are displayed go to Procedure 5 00h 01h 02h 03h 04h 05h 06h 07h 0Ah 0Bh 0Ch 0Dh 18h 1Fh 25h 30h 40h 41h 42h 4Ah 65h 70h 80h 90h A0h C0h FFh Check 2 If error code 50h is displayed go to the Keyboard Troubleshooting procedures in Section 2 7 Check 3 If error code 55h is displayed go to the HDD Troubleshooting Procedures in Section 2 6 Check 4 If error code 60h is displayed...

Page 37: ...mputer s parallel port 4 Turn the computer on 5 Read the LED status from left to right as you face the back of the computer 6 Convert the status from binary to hexadecimal notation 7 If the final LED status is FFh normal status go to Procedure 4 8 If the final LED status matches any of the test status values in Table 2 2 go to Procedure 5 Table 2 2 Printer port LED resume mode error status Error s...

Page 38: ...ter test 4 ASYNC test 5 Real Timer test 6 PCMCIA test If an error is detected during any of these tests go to Procedure 5 Procedure 5 Replacement Check The system board may be damaged Disassemble the T2100 T2105 Series computer follow ing the steps described in Chapter 4 Replacement Procedures and perform the following check Check 1 Replace the system board with a new one Refer to Chapter 4 for in...

Page 39: ...cedure 2 Diagnostic Test Program Check Procedure 3 Connector Check and Replacement Check Procedure 1 FDD Head Cleaning Check FDD head cleaning is an option available in the Diagnostics Program Detailed operation is given in Chapter 3 Tests and Diagnostics After loading Toshiba MS DOS run the Diagnostic Program and then clean the FDD heads using the cleaning kit If the FDD still does not function p...

Page 40: ... tab is disabled If any other errors occur while executing the FDD diagnostics test go to Check 1 Table 2 3 Floppy disk drive error codes and status Code Status 01h Bad command 02h Address mark not found 03h Write protected 04h Record not found 06h Media removed on dual attach card 08h DMA overrun error 09h DMA boundary error 10h CRC error 20h FDC error 40h Seek error 60h FDD not drive 80h Time ou...

Page 41: ... as needed Check 1 Make sure the FDD cable is firmly connected to the system board FDD PJ4 System board If this cable is disconnected connect it to the system unit and repeat Procedure 2 If the FDD is still not functioning properly perform Check 2 Check 2 The FDD or its cable may be defective or damaged Replace the FDD with a new one following the steps in Chapter 4 Replacement Procedures If the F...

Page 42: ...and turn on the computer Then perform the follow ing checks as needed Check 1 Type C and press Enter If you cannot change to drive C go to Check 2 If you can change to drive C go to Procedure 2 Check 2 Type FDISK and press Enter Choose Display Partition Information from the FDISK menu If drive C is listed go to Check 3 If drive C is not listed return to the FDISK menu and choose the option to crea...

Page 43: ...o not appear perform Check 3 Insert system disk in drive Press any key when ready or Non System disk or disk error Replace and press any key Check 3 Using the Toshiba MS DOS system disk install a system program on the hard disk using the SYS command If the following message appears on the display the system program has been transferred to the HDD Restart the computer If the error message still app...

Page 44: ...sage appears on the display the HDD is formatted Format complete If any other error message appears on the display refer to the Toshiba MS DOS Manual for more information and perform Check 2 Check 2 Using the T2100 T2105 Series computer Diagnostic Disk format the HDD with a low level format option Refer to Chapter 3 Tests and Diagnostics for more information about the diagnostic program If the fol...

Page 45: ... 2 4 Hard disk drive error codes and status Code Status 01h Bad command 02h Bad address mark 04h Record not found 05h HDC not reset 07h Drive not initialized 08h HDC overrun DRQ 09h DMA boundary error 0Ah Bad sector error 0Bh Bad track error 10h ECC error 11h ECC recover enable 20h HDC error 40h Seek error 80h Time out error AAh Drive not ready BBh Undefined error CCh Write fault E0h Status error ...

Page 46: ...eyboard is functioning properly Procedure 2 Connector and Replacement Check The keyboard is connected to the system board by a flat cable This cable may be discon nected or damaged Disassemble the T2100 T2105 Series computer as described in Chapter 4 Replacement Procedures and perform the following checks as needed Check 1 Make sure the keyboard cable is not damaged and is connected to the system ...

Page 47: ...eck Connect the external CRT to the T2100 T2105 Series computer s external monitor port then boot the computer The computer automatically detects the external CRT even if Resume mode is enabled If the external CRT works correctly the internal LCD display may be damaged Go to Procedure 4 If the external CRT appears to have the same problem as the internal LCD the display controller may be damaged G...

Page 48: ... connected by two cables The LCD module and system board are connected by two signal cables as shown below Any of these cables may be disconnected Disassemble the display unit and check the following cable connections Refer to Chapter 4 Replacement Procedures for more information about how to disassemble the computer Figure 2 3 T2100 display connection ...

Page 49: ...27 Figure 2 4 T2100CS display connection Figure 2 5 T2100CT display connection If any of these cables is not connected firmly reconnect it and repeat Procedures 1 and 2 If the problem still exists perform Procedure 5 ...

Page 50: ...n the display is closed perform Check 4 Check 1 Replace the FL with a new one and test the display again If the problem still exists perform Check 2 Check 2 Replace the FL inverter board with a new one and test the display again If the problem still exists perform Check 3 Check 3 Replace the LCD module with a new one and test the display again If the problem still exists perform Check 4 Check 4 Re...

Page 51: ...s not in virtual 86 mode The test will not run in that mode If you try to run the test in virtual 86 mode the following message will display Cannot execute in a virtual 8086 mode If the preceding message is displayed remove memory managers from your config sys file See your MS DOS documentation for information on the config sys file 4 Go to drive C and at the DOS prompt C type TDIAGS MS DOS loads ...

Page 52: ...ormatted working disk for the floppy disk drive test all tests 3 5 inch 2HD 2DD disk for internal 3 5 inch FDD A cleaning kit to clean the floppy disk drive heads Head Cleaning A PCMCIA wraparound connector for the I O card test PCMCIA test A printer wraparound connector for the printer wraparound test Printer test An RS 232 C wraparound connector for the RS 232 C port wraparound test ASYNC test T...

Page 53: ...pt change to drive A type TEST2100 and press Enter The following menu will appear TOSHIBA personal computer T2100 DIAGNOSTICS version X XX c copyright TOSHIBA Corp 19XX DIAGNOSTICS MENU 1 DIAGNOSTIC TEST 2 HARD DISK FORMAT 3 4 HEAD CLEANING 5 LOG UTILITIES 6 RUNNING TEST 7 FDD UTILITIES 8 SYSTEM CONFIGURATION 9 EXIT TO MS DOS 0 SETUP Select items Enter Specify Esc Exit NOTE To exit the T2100 T2105...

Page 54: ...4 through 3 14 for detailed descriptions of each Diagnostic Test 1 through 11 Function 88 sets the floppy disk drive and hard disk drive error retry count Function 99 exits the submenus of the Diagnostic Test and returns to the Diagnostic Menu 4 Select the option you want to execute and press Enter The following message will appear SYSTEM TEST XXXXXXX T2100 DIAGNOSTIC TEST VX XX Ctrl Break test en...

Page 55: ...ror is found and displays the operation guide on the right side of the display screen as shown below ERROR STATUS NAME HALT OPERATION 1 Test end 2 Continue 3 Retry These three selections have the following functions 1 Terminates the test program and exits to the subtest menu 2 Continues the test 3 Restarts the test from the error Selecting NO for ERROR STOP keeps the test running even if an error ...

Page 56: ...ressed key display 82 84 02 Pressed key code display 03 PS 2 Mouse connect check 04 Pointing stick 4 DISPLAY 01 VRAM read write 02 Character attributes 03 Character set 04 80 25 30 Character display 05 320 200 Graphics display 06 640 200 Graphics display 07 640 350 480 Graphics display 08 Display page 09 H pattern display Border color 10 LED DAC pallet 11 TFT color display T2100CT only 5 FDD 01 Se...

Page 57: ...ceive 05 Interrupt test 8 HDD 01 Sequential read 02 Address uniqueness 03 Random address data 04 Cross talk peak shift 05 Write read compare CE 06 Write specified address 07 Read specified address 08 ECC circuit 09 Sequential write 10 W R C specified address 9 REAL TIMER 01 Real time 02 Backup memory 03 Real time carry 10 NDP 01 NDP test 11 EXPANSION 01 PCMCIA wraparound ...

Page 58: ...ss Enter Subtest 01 ROM checksum The ROM checksum tests the system board from address F0000h to FFFFFh 64KB Subtest 02 H W status This test reads and displays the hardware status as shown below CPU clock 25MHz Notch signal 2HD Table 3 2 lists the hardware bit status for each bit tested Pressing Enter returns you to the Subtest Menu Table 3 2 Hardware bit status H W status 1 0 CPU clock speed 50 MH...

Page 59: ...nce data stored in the test program When the read information is lower than the reference data the speaker beeps and the test program displays the following screen image To exit this screen press the S key When the read information is higher the display is unchanged ROM BIOS V1 00 OK V1 10 ROM BOOT V1 00 OK V1 00 KBC Version V1 26 NG V1 00 PS Micom Version V1 35 OK V1 35 Reference data Current dat...

Page 60: ...ventional memory program end to 640 KB then reads the new data and compares the results with the original data Subtest 03 Refresh real mode This subtest writes a 256 byte unit of constant data to conventional memory 0 to 640 KB then reads the new data and compares the results with the original data The constant data is AAAAh and 5555h NOTE There is a short delay between write and read operations d...

Page 61: ... 05 the following message will appear Extended memory size 1 4 MB 2 8 MB 3 16 MB 4 24 MB Select the number that corresponds to the memory card installed in the T2100 T2105 Series computer Subtest 06 Cache memory To test the cache memory a pass through write read comparison of 5A data is run repeatedly to the test area 7000 Program size to 7000 7FFF 32 KB to check the hit miss ratio on off status O...

Page 62: ...ar to the subtest you want to execute and press Enter Subtest 01 Pressed key display 82 84 NOTE The Num Lock and the Overlay mode must be off to execute this subtest When you execute this subtest the keyboard layout is drawn on the display as shown below When any key is pressed the corresponding key on the screen changes to an character Holding a key down enables the auto repeat function which cau...

Page 63: ... in Appendix E KEYBOARD TEST IN PROGRESS 302000 Scan code Character code Keytop Ins Lock Caps Lock Num Lock Scroll Lock Alt Ctrl Left Shift Right Shift PRESS Enter KEY Subtest 03 PS 2 mouse connect check NOTE To execute the PS 2 mouse connect check a PS 2 mouse must be connected to the port replicator This subtest checks whether a PS 2 mouse is connected or not If this test does not detect an erro...

Page 64: ...ick is pressed towards the upper left the POINTING display changes to the following image If an IPS switch is pressed the BUTTON display alternates black and white and appears on the right side of the display If two IPS switches are pressed the program returns to the subtest menu IPS TEST PROGRAM V1 00 POINTING PARAMETER STATUS 0008h X RATE 0000h Y RATE 0000h BUTTON 1 2 PRESS BUTTON1 BUTTON2 THEN ...

Page 65: ...ibutes mode 1 13h This subtest displays the following character attribute modes normal intensi fied reverse and blinking as shown in the display below The character attribute modes display the foreground color and intensified color 16 colors or 16 level gray scale using black blue red magenta green cyan yellow and white from the color display The display below appears on the screen when this subte...

Page 66: ...EST menu press Ctrl Break Subtest 03 Character Set In this subtest the character set addressed 00h to FFh is displayed in the 40 25 character mode as shown below Press Enter KEY To exit this subtest and return to the DISPLAY TEST menu press Ctrl Break 320 200 GRAPHICS DISPLAY 13 PRESS ENTER KEY BLACK BLUE GREEN CYAN RED MAGENTA BROWN WHITE GRAY LIGHT BLUE LIGHT GREEN LIGHT CYAN LIGHT RED LIGHT MAG...

Page 67: ...rstuvw 0123456789 ABCDEFGHIJKLMNOPQRSTUVWXYZ _ abcdefghijklmnopqrstuvwx 0123456789 ABCDEFGHIJKLMNOPQRSTUVWXYZ _ abcdefghijklmnopqrstuvwxy 0123456789 ABCDEFGHIJKLMNOPQRSTUVWXYZ _ abcdefghijklmnopqrstuvwxyz 0123456789 ABCDEFGHIJKLMNOPQRSTUVWXYZ _ abcdefghijklmnopqrstuvwxyz 0123456789 ABCDEFGHIJKLMNOPQRSTUVWXYZ _ abcdefghijklmnopqrstuvwxyz 0123456789 ABCDEFGHIJKLMNOPQRSTUVWXYZ _ abcdefghijklmnopqrstu...

Page 68: ...exit this subtest and return to the DISPLAY TEST menu press Ctrl Break Subtest 07 640x350 480 Graphics Display mode 10 74 12 This subtest displays even dots odd dots and all dots in the 640x350 and 640x480 dot graphics modes 10 74 and 12 as shown below 640 XXX GRAPHICS DISPLAY EVEN DOTS ODD DOTS ALL DOTS DRIVEN DRIVEN DRIVEN PRESS Enter KEY Pressing Enter changes the size of the displayed image To...

Page 69: ...HH HHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHH HHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHH HHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHH HHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHH HHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHH HHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHH HHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHH HHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHH...

Page 70: ... or 2 endless and press Enter After pressing Enter the subtest writes 2A and 15 data to 6 bits of 256x3 RGB reads the new data and compares the results with the original data To exit press Ctrl Break then press Enter Subtest 11 TFT color display T2100CT only This subtest sets the video mode to 13 displays color codes 0 to 63 at the same time then displays seven screens The first shows many colors ...

Page 71: ...s tion with an appropriate response to execute the test 1 Select the test drive number of the floppy disk drive to be tested and press Enter Test drive number select 1 FDD 1 2 FDD 2 0 FDD1 2 2 Select the media type of the floppy disk in the test drive to be tested and press Enter Media in drive X mode 0 2DD 1 2D 2 2D 2HD 2DD 3 2HD 3 Select the track you want the test to start on and press Enter Si...

Page 72: ...ostic Test Menu Refer to Step 3 at the beginning of this section to set the start track Subtest 02 Sequential Read Write This subtest continuously writes data pattern B5ADADh to all the specified tracks selected in subtest 01 The data is then read and compared to the original data Subtest 03 Random Address Data This subtest writes random data to random addresses on all tracks defined in subtest 01...

Page 73: ...ess Enter to execute the selected subtest Subtest 01 Ripple Pattern This subtest prints characters for codes 20h through 7Eh line by line while shifting one character to the left at the beginning of each new line 0123456789 ABCDEFGHIJKLMNOPQRSTUVWXYZ _ abcdefghijklmno 0123456789 ABCDEFGHIJKLMNOPQRSTUVWXYZ _ abcdefghijklmnop 0123456789 ABCDEFGHIJKLMNOPQRSTUVWXYZ _ abcdefghijklmnopq 0123456789 ABCDE...

Page 74: ...PRINT 3 THIS LINE SHOWS COMPRESSED PRINT 4 THIS LINE SHOWS EMPHASIZED PRINT 5 THIS LINE SHOWS DOUBLE STRIKE PRINT 6 ALL CHARACTERS PRINT 0123456789 ABCDEFGHIJKLMNOPQRSTUVWXYZ _ abcdefghijklmn opqrstuvwxyz Subtest 03 Wraparound NOTE To execute this subtest a printer wraparound connector must be connected to the computer s printer port The printer wraparound connector 34M741986G01 wiring diagram is ...

Page 75: ...lected Channel 1 XXXXh Channel 2 XXXXh Channel 3 XXXXh Select the Channel number 1 2 3 The serial I O port address is specified by the XXXXh number Select the serial port channel number and press Enter to start the subtest Subtest 01 Wraparound board NOTE To execute this subtest an RS 232 C wraparound connector 34M741621G01 must be connected to the RS 232 C port The RS 232 C wraparound connector w...

Page 76: ... RS 232 C direct cable is illustrated in Appendix G This subtest sends 20h through 7Eh data to the receive side then receives the sent data and compares it to the original data Subtest 04 Point to point Receive This subtest is used with subtest 03 described above The subtest receives the data from the send side then sends the received data Subtest 05 Interrupt Test This subtest checks the Interrup...

Page 77: ...Refer to the Toshiba MS DOS manual for details The following messages will appear after selecting the hard disk test from the DIAGNOSTIC TEST MENU Answer each of the questions with an appropriate response to execute the test 1 When you select the hard disk test from the DIAGNOSTIC TEST MENU the following message will appear Test drive number select 1 HDD 1 2 HDD 2 0 HDD1 2 2 Select the hard disk d...

Page 78: ...he first digit of the STATUS number indicates the drive being tested and the last two digits indicate the error status code as explained in Table 3 3 in Section 3 15 Subtest 01 Sequential Read This subtest is a sequential reading of all the tracks on the HDD starting at track 0 When all the tracks on the HDD have been read the test starts at the maximum track and reads the tracks on the HDD sequen...

Page 79: ...he CE cylinder and compares it with the original data Subtest 06 Write specified address This subtest writes specified data to a specified cylinder and head on the HDD Subtest 07 Read specified address This subtest reads data which has been written to a specified cylinder and head on the HDD Subtest 08 ECC circuit This subtest checks the Error Check and Correction ECC circuit functions of the spec...

Page 80: ...XX XXXX Current time XX XX XX Enter new date PRESS ENTER KEY TO EXIT TEST 2 If the current date is not correct input the correct date at the Enter new date prompt and press Enter The following prompt will appear Enter new time 3 If the current time is not correct input the correct time in 24 hour format Pressing Enter toggles between the time and the date To exit press Ctrl Break Subtest 02 Backup...

Page 81: ...re erased This subtest checks the real time clock increments making sure the date and time are displayed in the following format Current date 12 31 1992 Current time 23 59 58 Pressing Enter displays the following Current date 01 01 1993 Current time 00 00 00 PRESS Enter KEY TO EXIT TEST Press Ctrl Break to exit ...

Page 82: ...S TEST MENU press Enter and follow the directions on the screen The NDP test contains one subtest that tests the T2100 T2105 Series computer s math coprocessor functions Subtest 01 NDP This test checks the following functions of NDP Control word Status word Bus Addition Multiplication Press Ctrl Break to exit ...

Page 83: ...CIA slot Address line REG CE 1 CE 2 line Data line Speaker line Wait line BSY BVD1 line The subtest is executed in the following order Sub Address Good Bad Contents 01 00001 nn xx Address line 00001 nn xx REG CE 1 CE 2 nn A0 90 80 00 02 00002 ww rr Data line ww write data rr read data 03 00003 Speaker line 04 00004 40 80 xx Wait line 40 xx 80 05 00005 nn xx Other lines BSY BVD1 nn 21 00 ...

Page 84: ...Keyboard 01 Mouse Interface Error 02 IPS Interface Error 03 Interface Error 04 Retransmit Error 05 Mouse Handler Not Supported 06 PS 2 Mouse IPS Not FDD 01 Bad Command 02 Address Mark Not Found 03 Write Protected 04 Record Not Found 06 Media Removed 08 DMA Overrun Error 09 DMA Boundary Error 10 CRC Error 20 FDC Error 40 Seek Error 60 FDD Not Drive Error 80 Time Out Error EE Write Buffer Error Prin...

Page 85: ...r 07 Drive Not Initialized 08 HDC Overrun DRQ 09 DMA Boundary Error 0A Bad Sector 0B Bad Track Error 10 ECC Error 11 ECC Recover Enable 20 HDC Error 40 Seek Error 80 Time Out Error AA Drive Not Ready BB Undefined Error CC Write Fault E0 Status Error EE Access Time Out Error NDP 01 No Co Processor 02 Control Word Error 03 Status Word Error 04 Bus Error 05 Addition Error 06 Multiply Error PCMCIA C1 ...

Page 86: ... the HDC status register and error register are listed in Tables 3 4 and 3 5 Table 3 4 Hard disk controller status register contents Bit Name Description 7 BSY 0 HDC is busy Busy 1 HDC is ready 6 DRDY 0 Hard disk drive is not ready to accept any command Drive ready 1 Hard disk drive is ready 5 DWF 0 DWF error is not detected Drive write fault 1 Write fault condition occurred 4 DSC 0 The hard disk ...

Page 87: ...ectable 1 Uncorrectable data error has been detected 5 Not used 4 IDNF 0 Other Identification 1 There was no ID field in the requested sector 3 Not used 2 ABRT 0 Other Abort 1 Illegal command error or a drive status error occurred 1 TK00 0 The hard disk has found track 0 during a recalibrate command Track 0 1 The hard disk could not find track 0 during a recalibrate command 0 Not used ...

Page 88: ...uting the function transfer the contents of the hard disk onto a backup system This can be done using the BACKUP command in the Toshiba Companion Utility See the Toshiba MS DOS manual for details 3 17 1 Function Description 1 All track FORMAT This option performs a low level format of all the tracks on the hard disk as shown in Table 3 6 below NOTE Before executing the all track format option chec...

Page 89: ...other than a bad track is detected the program is automatically termi nated 3 17 2 Operations CAUTION After the HDD has been formatted execute the Toshiba MS DOS FDISK command to partition the HDD Next execute the Toshiba MS DOS FORMAT command Refer to the Toshiba MS DOS manual for more information about using these commands Selecting TEST 2 and pressing Enter in the DIAGNOSTIC MENU displays the f...

Page 90: ... message does not appear when other disks are installed d Bad track register The Bad Track register prompt will appear as shown below Enter the cylinder and head numbers of bad tracks and press Enter Note that if there are no bad tracks pressing Enter alone is the same as executing All Track Format described in item e below WARNING Current DISK data will be completely destroyed Press Bad cylinder ...

Page 91: ...r number dddd Press Head number dd Press Enter to return to the Hard Disk Format menu 3 Bad track FORMAT To format a track as a bad track enter the number for the drive interleave cylinder and head as indicated in the screen prompt shown below Drive number select 1 1 2 2 Interleave number 1 1 8 Press Cylinder number dddd Press Head number dd Press Enter to return to the Hard Disk Format menu 4 Bad...

Page 92: ...lecting test 4 from the DIAGNOSTIC MENU and pressing Enter displays the following messages DIAGNOSTICS FLOPPY DISK HEAD CLEANING VX XX Mount cleaning disk s on drive s Press any key when ready 2 Remove the Diagnostics Disk from the FDD then insert the cleaning disk and press Enter 3 When the cleaning start message appears the FDD head cleaning has begun 4 The display automatically returns to the D...

Page 93: ...r status STS 6 FDD HDD or memory address ADDR 7 Write data WD 8 Read data RD 9 HDC status HSTS 10 Error status name STATUS NAME 3 19 2 Operations 1 Selecting 5 and pressing Enter in the DIAGNOSTIC MENU logs error information into RAM or onto a floppy disk Error information is displayed in the following format XXXXX ERRORS CNT TS NAME PASS STS ADDR WD RD HSTS STATUS NAME 001 FDD 02 0000 103 00001 0...

Page 94: ...us page The 3 key returns to the Diagnostic Menu The 4 key erases all error log information in RAM The 5 key outputs the error log information to a printer The 6 key reads the log information from a floppy disk The 7 key writes the log information to a floppy disk 3 In the case of error retry OK a capital R will be placed at the beginning of the error status However it is not added to the error co...

Page 95: ...rk disk is not loaded an error will be generated during the FDD testing 1 Remove the diagnostics disk from the floppy disk drive and insert the work disk 2 Select 6 from the Diagnostic Menu and press Enter the following message will be displayed Printer wrap around test Y N Selecting Y yes executes the printer wraparound test A printer wraparound connector must be connected to the parallel port on...

Page 96: ... press Enter The following message will appear Mount the work disk s on the drive s then press Enter key Warning The contents of the disk s will be destroyed 5 This program is executed continuously To terminate the program press Ctrl Break ...

Page 97: ...d double density 48 67 5 TPI MFM mode 512 bytes 9 sectors track 2DD Double sided double density double track 96 135 TPI MFM mode 512 bytes 9 sectors track 2HD Double sided high density double track 96 135 TPI MFM mode 512 bytes 18 sectors track 2 COPY This program copies data from a source floppy disk to a target floppy disk 3 DUMP This program displays the contents of the floppy disk and the desi...

Page 98: ...nsert the work disk and press any key The following message will be displayed when the FDD format is executed FDD TYPE TRACK XXX FDD TYPE HEAD X FDD TYPE SECTOR XX Format start track head XXX X After the floppy disk is formatted the following message will appear Format complete Another format 1 Yes 2 No e Typing 1 displays the message from step c above Typing 2 returns the program to the DIAGNOSTI...

Page 99: ...e To copy another disk type 1 and the message from step a will display again Entering 2 returns the test program to the DIAGNOSTIC MENU 4 DUMP program a When dump is selected the following message appears DIAGNOSTICS HARD DISK FLOPPY DISK DUMP VX XX Drive type select 1 FDD 2 HDD b Select the drive number If C or D is selected the display will go to step e Select drive number 1 A 2 B 1 C 2 D c Sele...

Page 100: ... number of hard disk drives 8 The number of printer ports 9 Extended Memory Size 10 KBC version 11 PS Micom Version 3 22 2 Operations Selecting 8 from the DIAGNOSTIC MENU and pressing Enter displays the following system configuration SYSTEM CONFIGURATION BIOS ROM VERSION VX XX BOOT ROM VERSION VX XX KBC VERSION VX XX PS MICOM VERSION VX XX 639KB MEMORY 1 FLOPPY DISK DRIVE S 1 ASYNC ADAPTER 1 HARD ...

Page 101: ...splay Adapter b LCD Display Mode c Ext Scan Mode d LCD Display Colors T2100CS T2100CT only e Power On Display f Text Mode Stretch 3 Battery a Battery Save Modes b Battery Level 4 Hard Disk 5 I O Ports a Serial port b Parallel Port 6 Power on Password 7 Others a Power up Modes b CPU Cache c Processing Speed d Speaker Volume e Panel Power On Off f Alarm Power On g Keyboard h Pointing Devices i Boot ...

Page 102: ... Menu and Changing Values 1 Press and to move between the two columns Press and to move between items in a column 2 Press either the space bar or BkSp to change the value Accepting Changes and Exiting the SYSTEM SETUP Window 1 Press End to accept the changes you made Power up Mode Resume CPU Cache Enabled Processing Speed High Speaker Volume High Panel Power On Off Disabled Alarm Power On Disabled...

Page 103: ...rent configuration is displayed Factory Preset Configuration 1 To show the factory preset configuration press Home 2 To accept the default settings press End and then press Y 3 23 3 Setup Options The SYSTEM SETUP screen is divided into functionally related groups This section describes each group and its options NOTE The functions described in this section can also be changed using Toshiba s Hardw...

Page 104: ...annot change it b LCD Display Mode The computer s LCD displays text in 80 characters by 25 lines and graphics in 640 by 480 pixels for either the Color or Monochrome mode Use this option to select the display mode Color Selects color mode Default Monochrome Selects monochrome mode Note that some soft ware is displayed best in monochrome mode c Ext Scan Mode T2100CS T2100CT only Use this option to ...

Page 105: ...whether the LCD displays characters in normal video or reverse video with 64 gray scale levels Normal 64 levels Displays black text on a white background with 64 shades of gray Default Reverse 64 levels Displays white text on a black background with 64 shades of gray f Power On Display This option selects the display unit when booting up Internal External Selects an external CRT if one is connecte...

Page 106: ...the battery charge level when necessary a Battery Save Mode This option allows you to select Full Power Low Power or User Setting from the BATTERY SAVE OPTIONS dialog box Full Power The following shows full power settings BATTERY SAVE OPTIONS CPU Sleep Mode Disabled Display Auto Off Disabled T2100 T2100CS 30 Min T2100CT HDD Auto Off Disabled System Auto OFF Disabled LCD Brightness Bright Low Power...

Page 107: ...is option disables or sets the duration of the display s automatic power off function This function causes the computer to turn the LCD panel s illumination off if you make no entry for the set duration Disabled Disables the display automatic power off function xx Min Automatically turns off power to the LCD panel s illumination if the panel is not used for the duration set The duration xx can be ...

Page 108: ...ess level Bright Sets the LCD to bright Semi Bright Sets the LCD to semi bright b Battery Level When you use the computer for the first time or when you install a new or recharged battery the charge level is unknown to the system In this case the Battery Level options will be displayed to enable you to set the charge level to 100 75 50 or 25 E F 100 charge E F 75 charge E F 50 charge E F 25 charge...

Page 109: ...errupt request level and I O address to the serial port and PCMCIA card b Parallel Port This option sets the address for the parallel port The options are LPT1 378H Sets the address to 378H Default LPT2 278H Sets the address to 278H LPT3 3BCH Sets the address to 3BCH Not Used Disables the port When you select one of the above options except for Not Used a sub window similar to the one below appear...

Page 110: ...ds primarily on the kind of software or peripherals you use a Power up Mode This option lets you choose between AutoResume and boot mode You can also set this option using hot keys AutoResume is effective with either the internal LCD or with an external monitor Boot Turns on boot mode Default Resume Turns on the AutoResume feature b CPU Cache This feature enables or disables the CPU cache Enabled ...

Page 111: ...TIONS System Speaker Enabled Low Battery Alarm Enabled Panel Close Alarm Enabled Enabled Enables the feature Default Disabled Disables the feature e Panel Power On Off This option allows you to automatically turn your T2100 series computer on or off by opening or closing the display panel If this feature is enabled when the computer is in Resume mode the system is automatically powered off when th...

Page 112: ...Disables the alarm Default NOTE Do not remove the AC power cord and battery pack at the same time when you use this feature If you do so the time setting will be lost You must reset this option when you restore power g Keyboard This item lets you change the keyboard layout and set the Fn key equivalent when you are using an external keyboard Selecting this option displays the following sub window ...

Page 113: ...if you select Left Ctrl Left Alt you must use Right Ctrl Right Alt and Del to reboot the computer Left Ctrl Left Alt and Del cannot be used h Pointing Devices This option enables or disables the AccuPoint pointing device Simultaneous If a PS 2 mouse is connected to an optional port replicator both the AccuPoint and the external mouse are enabled Auto Selected The AccuPoint is disabled when a PS 2 ...

Page 114: ...3 64 T2100 Series ...

Page 115: ...e chart to determine which FRU you must remove next in order to repair the one you think is causing the computer to operate improperly Optional PCMCIA Card Optional Memory Module Battery Pack Keyboard Hard Disk Drive Top Cover and Display Assembly Floppy Disk Drive AC Power Adapter System Board T2100 Display Mask T2100 Fluorescent Lamp FL Inverter Board T2100 Liquid Crystal Display LCD Module T210...

Page 116: ...iagnostics tests described in this manual 5 Do not perform any operations that are not necessary and use only the described procedures for disassembling and installing FRUs in the computer 6 After removing parts from the computer place them in a safe place away from the computer so they will not be damaged and will not interfere with your work 7 You will remove and replace many screws when you dis...

Page 117: ...ith all other cables These connectors can be connected and disconnected by simply pulling them apart or pushing them together Assembly Procedures After you have disassembled the T2100 Series computer and fixed or repaired the problem that was causing the computer to operate abnormally you will need to reassemble it While reassembling the computer remember the following general points Take your tim...

Page 118: ...to remove and replace screws Tweezers to lift out screws that you cannot grasp with your fingers ESD mats for the floor and the table you are working on An ESD wrist strap or heel grounder Antistatic carpeting or flooring Air ionizers in highly static sensitive areas Screw tightening torque When you fasten screws be sure to follow the torque list below Overtightening can damage components and scre...

Page 119: ... Turn the computer s power off 2 Remove all cables connected to the computer and open the display panel Figure 4 1 Opening the T2100 Series computer 3 Push up on the two latches on the front of the palm rest until you feel them click 4 Carefully slide out the palm rest about one centimeter less than half an inch Figure 4 2 Unlatching the palm rest ...

Page 120: ... up on the plastic tab at the right side of the battery pack to lift the battery pack up slightly Be careful not to pull too hard or try to lift the battery pack more than about a finger s width 7 Grasp the battery pack and lift it out completely Figure 4 3 Removing the battery pack ...

Page 121: ...ter s power off 2 Carefully insert the new or recharged battery pack Set the grooved end against the battery contacts first then lay the battery in place Be sure the end of the plastic tab lies on top of the battery Figure 4 3 CAUTION When you close the palm rest cables to the AccuPoint buttons are exposed Be careful not to apply tension to these cables or to pinch them when you close the palm res...

Page 122: ...he AC power cord and all external cables connected to the computer 2 Remove the battery pack as described in Section 4 2 Battery Pack 3 Turn the computer upside down 4 Remove two M2x4 silver screws securing the memory module socket cover 5 Slide your fingernail or a thin object under the notch on the cover and rotate the cover up to remove it Two latches hold the cover in place on the side away fr...

Page 123: ...ese to the outside to release the module The side of the module away from the connectors will spring up Figure 4 5 Figure 4 5 Removing the memory module CAUTION DO NOT touch the connecting edge of the memory module Debris or oil in or on the connector may cause memory access problems ...

Page 124: ... This notch should be on the right as you insert the module Figures 4 6 Figure 4 6 Inserting the memory module 2 The module is held up by springs in the computer s socket Gently push the module into place until two latches close over each side 3 Fit the socket cover s latches into place and seat the cover Figure 4 5 4 Secure the two M2x4 silver screws Figure 4 4 5 Install the battery back as descr...

Page 125: ... Turn off the power to the computer then disconnect the AC power cord and all external cables connected to the computer 2 Remove the battery pack as described in Section 4 2 3 Pull open the slot cover Figure 4 7 Figure 4 7 Opening the PCMCIA slot s cover 4 Press the eject button to pop the card out slightly and remove it Figure 4 8 Figure 4 8 Removing the PCMCIA card ...

Page 126: ...MCIA card carefully insert the card making sure the card is right side up and the contact surface is inserted first 2 When the card is almost fully seated you will feel some resistance Press gently to assure a firm connection but do not force the card into position 3 Close the slot cover Figure 4 9 Installing an optional PCMCIA card 4 Install the battery pack as described in Section 4 2 ...

Page 127: ...he AC power cord and all external cables connected to the computer 2 Remove the battery pack optional PCMCIA card and optional memory module as described in Sections 4 2 4 3 and 4 4 3 Lift the palm rest and release the five latches on the keyboard brace Lift the front of the keyboard and remove the brace Be careful not to damage the AccuPoint cable Figure 4 10 Removing the keyboard base ...

Page 128: ...10 and 4 11 1 Connect the keyboard cable to pressure plate connector PJ14 on the system board Figure 4 11 2 Replace the keyboard fitting the extensions on the back of the keyboard into corresponding holes on the computer and lay the keyboard in place 3 Insert the keyboard brace between the AccuPoint cable and under side of the keyboard Figure 4 10 4 Secure the five latches on the keyboard base Fig...

Page 129: ...puter then disconnect the AC power cord and all external cables connected to the computer 2 Remove the battery pack optional PCMCIA card optional memory module and keyboard as described in Sections 4 2 through 4 5 3 Turn the computer over and remove four pan head M3x6 screws on the bottom Figure 4 12 Figure 4 12 Removing the HDD screws 4 Turn the computer back over and open the display ...

Page 130: ...est support Figure 4 13 6 Remove three M2 5x8 silver screws from the HDD bracket 7 Remove the HDD cover palm rest cover support HDD bracket and battery holder assembly Figure 4 13 8 Carefully slide the HDD to the left to disconnect it from the HDD connector Figure 4 13 Figure 4 13 Removing the HDD 9 Slide the HDD out of the system unit ...

Page 131: ... HDD 3 Seat the battery holder assembly and secure the assembly and HDD bracket with three M2 5x8 silver screws Figure 4 13 4 Seat the palm rest cover support and secure the HDD cover Figure 4 13 5 Connect the AccuPoint cable to PJ13 on the system board and place the palm rest in the unit 6 Turn the computer over and secure the bottom cover with the four pan head M3x6 screws Figure 4 12 7 Install ...

Page 132: ...ures 4 14 to 4 16 1 Turn off the power to the computer then disconnect the AC power cord and all external cables connected to the computer 2 Remove the battery pack optional PCMCIA card optional memory module keyboard and hard disk drive as described in Sections 4 2 through 4 6 3 Turn the computer over and remove three M2 5x8 silver screws securing the cover Figure 4 14 Figure 4 14 Removing the to...

Page 133: ...he computer and lay the display back fully on the support 5 Lift the battery s mylar insulator from right to left remove the four flat head M2 5x6 screws on the battery pack frame and lift out the frame Figure 4 15 6 Remove two M2 5x8 silver screws on the top cover Figure 4 15 Figure 4 15 Removing the battery pack frame ...

Page 134: ...re 4 16 9 Disconnect the speaker cable from PJ12 on the system board 10 Release three latches across the back of the computer 11 Lift the top cover with display assembly straight up out of the bottom unit Figure 4 16 Removing the top cover display assembly 12 Remove one M2 5x4 screw holding the speaker assembly in place and lift out the assembly 13 Remove the speaker from the speaker holder ...

Page 135: ...e speaker cable to PJ12 on the system board Figure 4 16 5 Connect the display cable to PJ14 on the system board Figure 4 16 6 Connect the display sensor switch cable to PJ11 on the system board then replace the glass tape over the cable Figure 4 16 7 Secure the two M2 5x8 silver screws on the top cover Figure 4 15 8 Place the battery pack frame in the chassis and secure it with four flat head M2 5...

Page 136: ...nal cables connected to the computer 2 Remove the battery pack optional memory module optional PCMCIA card keyboard hard disk drive top cover and display assembly as described in Sections 4 2 through 4 7 3 Disconnect the FDD cable from PJ4 on the system board then remove three M2 5x6 screws on the FDD bracket Figure 4 17 4 Remove the FDD front cover and lift out the FDD from the system unit Figure...

Page 137: ... 4 Figure 4 18 Tighten the screws to a torque of less than 2 2 kgfcm 2 Place the FDD assembly in the computer lining up the pins on the bottom cover with the guide holes in the FDD bracket 3 Connect the FDD cable to PJ4 on system board Figure 4 17 4 Secure the FDD bracket with three M2 5x6 screws Figure 4 17 5 Install the FDD front cover on the bottom cover Figure 4 17 6 Install the top cover and ...

Page 138: ...ptional PCMCIA card optional memory module keyboard hard disk drive top cover and display assembly as described Sections 4 2 through 4 7 3 Remove one M2 5x10 screw on the AC PS unit 4 Remove three M2 5x8 silver screws on the LED cover 5 Press in the power switch to free the power switch frame and remove the LED cover power switch frame from the system unit 6 Disconnect the AC power cable from PJ50...

Page 139: ... power supply cable to PJ501 on the system board 2 Seat the LED cover power switch frame on the system unit 3 Secure three M2 5x8 silver screws on the LED cover power switch frame 4 Secure one M2 5x10 screw on the AC PS unit 5 Install the top cover display assembly hard disk drive keyboard optional memory module optional PCMCIA card and battery pack as described in Sections 4 7 back through 4 2 ...

Page 140: ...he computer 2 Remove the battery pack optional PCMCIA card optional memory module keyboard HDD top cover display assembly FDD and AC PS unit as described in Sections 4 2 through 4 9 3 Remove the two M2 5x6 screws on the system board 4 Push in the I O port and system board to clear the frame then lift up the system board with its cover 5 Disconnect the RTC battery cable from PJ2 and lift out the RT...

Page 141: ...install the system board and backup RTC batteries follow the steps below and refer to Figure 4 20 1 Place the system board into the bottom cover 2 Connect the back up battery cable to PJ503 on the system board 3 Connect the RTC battery cable to PJ2 on the system board 4 Secure the two M2 5x6 screws on the system board 5 Install the AC PS unit FDD top cover display assembly HDD keyboard optional me...

Page 142: ...bly 3 Remove two rubber seals from the display hinges to expose two screws securing the display mask 4 Remove the two M2 5x6 screws that were covered by the rubber seals 5 Carefully insert your fingers between the mask and the LCD panel and pry open the latches Start with the six latches across the top of the display mask Be sure not to misplace the LCD latch and the two LCD cushions located in th...

Page 143: ...igure 4 21 3 Continue along the bottom of the display three latches along the sides four latches on each side and across the top six latches 4 Secure the display mask with two M2 5x6 screws at the display hinges 5 Attach the two rubber seals at each display hinge to cover the screws 6 Install the LCD cushions in the upper corners of the mask 7 Install the optional PCMCIA card optional memory card ...

Page 144: ...omputer 2 Remove the battery pack optional memory card optional PCMCIA card and display mask as described in Sections 4 2 4 3 4 4 and 4 11 3 Remove the two M2 5x6 screws securing the FL inverter board 4 Carefully rotate the FL inverter board from left to right and disconnect the FL cable and FL inverter cable from CN1 and CN2 on the FL inverter board 5 Remove the M2 5x6 screw securing the volume b...

Page 145: ...the one M2 5x6 screw 3 Connect the FL inverter cable and FL cable to CN1 and CN2 on the FL inverter board 4 Rotate the FL inverter board seat it in place and route the cables so they will not be pinched by the display cover or other component 5 Secure the FL inverter board with two M2 5x6 screws 6 Install the display mask optional PCMCIA card optional memory card and battery pack as described in S...

Page 146: ...r to the computer then disconnect the AC power cord and all external cables connected to the computer 2 Remove the battery pack optional memory card optional PCMCIA card display mask and FL inverter board as described in Sections 4 2 4 3 4 4 4 11 and 4 12 3 Remove the four M2 5x6 screws on the LCD module Note the location of the ground cable 4 Rotate the LCD module out of the cover from right to l...

Page 147: ...to CN1 and CN2 on the LCD module 2 Place the LCD module in the cover and route the cables so they will not be pinched by the display panel or other components 3 Secure the LCD module with four M2 5x6 screws 4 Install the FL inverter board display mask optional PCMCIA card optional memory card and battery pack as described in Sections 4 12 4 11 4 4 4 3 and 4 2 ...

Page 148: ...r cord and all external cables connected to the computer 2 Remove the battery pack optional memory card optional PCMCIA card display mask FL inverter and LCD module as described in Sections 4 2 4 3 4 4 4 11 4 12 and 4 13 3 Peel the tape off the lamp cover then remove three M1 5x3 brass flat head screws securing the cover and take off the FL cover 4 Remove the FL Figure 4 24 Removing the FL ...

Page 149: ...ning the holes in the cover with the corresponding holes in the display assembly cover Figure 4 24 2 Secure the FL cover with three flat head M1 5x3 brass screws 3 Secure the FL cable to the LCD panel with tape as indicated in Figure 4 24 4 Install the LCD module FL inverter display mask optional PCMCIA card op tional memory card and battery pack as described in Sections 4 13 4 12 4 11 4 4 4 3 and...

Page 150: ...computer 2 Remove the battery pack optional memory module optional PCMCIA card display mask and FL inverter board as described in Sections 4 2 4 3 4 4 4 11 and 4 12 3 Remove the four M2 5x6 screws with ground cables securing the LCD module to the LCD cover 4 Carefully rotate the LCD module from left to right out of the display cover and disconnect the display cable from the LCD module Figure 4 25 ...

Page 151: ... the LCD module and carefully rotate the LCD module into the LCD cover Be sure the volume cable and FL cable extend out the side of the LCD module 2 Secure four M2 5x6 screws with ground cables to the LCD module 3 Install the FL inverter board display mask optional memory module optional PCMCIA card and battery pack as described in Sections 4 12 4 11 4 4 4 3 and 4 2 ...

Page 152: ...urn off the power to the computer then disconnect the AC power cord and all external cables connected to the computer 2 Remove the battery pack optional memory module optional PCMCIA card display mask FL inverter board and LCD module as described in Sections 4 2 4 3 4 4 4 11 4 12 and 4 15 3 Release 11 latches securing the LCD module to its frame Figure 4 26 4 Turn the LCD module over and remove fo...

Page 153: ...able Figure 4 27 7 Remove the four flat head M2x4 screws securing the SEG board and rotate the board out so that it lies flat Be sure no dust or debris contaminates the unit Figure 4 27 Figure 4 27 Removing the SEG board 8 Remove the two ground plates located at each end of the SEG board Figure 4 27 9 Slip your finger under the P chassis and release the five latches securing it to the B L holder F...

Page 154: ...e holder will rotate out 11 When the B L holder is free lift it out Be careful not to lift the B L holder too high or apply pressure to the P chassis Figure 4 28 Figure 4 28 Removing the B L holder 12 Lift the end of the reflector sheet covering the FL and lift out the FL Be careful not to pull or apply tension to the reflector sheet Figure 4 29 Lifting out the FL ...

Page 155: ...P chassis to secure the latch Figure 4 27 4 Replace the two ground plates Figure 4 27 5 Rotate the SEG board back into place Figure 4 27 6 Connect the FL cable Press the connector with the flat of your finger to secure the connection To avoid damaging the connector do not push it with your finger nail or the end of your finger tip 7 Secure the SEG board with four flat head M2x4 screws 8 Set the LC...

Page 156: ... cord and all external cables connected to the computer 2 Remove the battery pack optional memory module optional PCMCIA card and display mask as described in Sections 4 2 4 3 4 4 and 4 11 3 Remove the two M2 5x6 screws securing the FL inverter board 4 Rotate the FL inverter board out of its seating and disconnect the FL inverter cable from CN1 and the FL cable from CN2 on the FL inverter board Fi...

Page 157: ...er cable to CN1 and the FL cable to CN2 on the FL inverter board 2 Seat the FL inverter board and route the cables so they will not be pinched by the display cover or other component 3 Secure the FL inverter board with the two M2 5x6 screws 4 Install the display mask optional memory module optional PCMCIA card and battery pack as described in Sections 4 11 4 4 4 3 and 4 2 ...

Page 158: ...en disconnect the AC power cord and all external cables connected to the computer 2 Remove the battery pack optional memory module optional PCMCIA card display mask and FL inverter board as described in Sections 4 2 4 3 4 4 4 11 and 4 17 3 Remove the four M2 5x6 screws with ground cable securing the LCD module to the back frame of the computer NOTE Do not remove the remaining screws on the LCD mod...

Page 159: ...gure 4 31 1 Connect the display cable board to the display cable 2 Connect the display cable board to the LCD module 3 Secure the insulator to the board by pressing gently to secure the tape 4 Place the LCD module in the cover and route the cables so they will not be pinched by the display panel or other components 5 Secure the panel with four M2 5x6 screws Be sure to secure the ground cable as in...

Page 160: ...ll external cables connected to the computer 2 Remove the battery pack optional memory module optional PCMCIA card display mask FL inverter board and display module as described in Sections 4 2 4 3 4 4 4 11 4 17 and 4 18 3 Place the LCD module face down and remove the four M2 1x6 screws Figure 4 32 4 Unsnap the five latches securing the LCD frame to the LCD module Figure 4 32 CAUTION When you remo...

Page 161: ...r latches to remove the FL cover and remove it Figure 4 33 Figure 4 33 Removing the FL cover 6 Hold up the plastic cover shielding the fluorescent lamp FL and lift the FL cable to remove the FL Figure 4 34 Figure 4 34 Removing the FL ...

Page 162: ...tches to secure the cover Figure 4 33 CAUTION When you secure the four screws be careful not to secure them too tightly 3 Lay the module in the frame and secure the five latches Figure 4 32 4 Secure the module to the frame with the four M2 1x6 screws Figure 4 32 5 Replace the LCD module FL inverter board display mask optional memory card optional PCMCIA card and battery pack as described in Sectio...

Page 163: ...CD cover be sure to seat it so that it is properly aligned and maximum visibility of the display is maintained 2 Be careful to align the holes at the four corners of the LCD module with the corresponding holes in the LCD cover before securing the module with screws Do not force the module into place because stress can affect its performance Also the panel s polarized surface is easily scarred so b...

Page 164: ...recommend a CRT cleaning agent Apply the agent to a cloth and then wipe the panel s surface Do not apply cleanser directly to the panel 4 If water or other liquid is left on the panel s surface for a long period it can change the screen s tint or stain it Be sure to quickly wipe off any liquid 5 Glass is used in the panel so be careful not to drop it or let it strike a hard object which could caus...

Page 165: ...e Be sure to wear a wrist or ankle ground when handling the module 7 Do not expose the module to direct sunlight or strong ultraviolet rays for long periods 8 Do not store the module at temperatures below specifications Cold can cause the liquid crystals to freeze lose their elasticity or otherwise suffer damage ...

Page 166: ... LCD module Disassembly can cause malfunctions 10 If you transport the module do not use packing material that contains epoxy resin amine or silicon glue alcohol or oxime These materials can release gas that can damage the panel s polarization ...

Page 167: ...T2100 Series B 1 Appendix B Board Layout B 1 FHVSY System Board Figure B 1 FHVSY system board front ...

Page 168: ...B 2 T2100 Series Figure B 2 FHVSY system board back ...

Page 169: ...J9 ASYNC Interface Connector H PJ10 P REP Connector I PJ11 Display Sensor Switch Connector J PJ13 IPS Switch Connector K PJ14 Keyboard Connector L PJ16 PCMCIA Slot Connector M PJ17 LCD Connector N PJ18 RGB Connector O PJ19 LCD Connector P PJ8 CD ROM Interface Connector Q PJ12 SYSTEM SPEAKER Connector R PJ15 SOUND Interface Connector S PJ501 AC PS Connector T PJ502 Main Battery Connector U F1 2A Fu...

Page 170: ...AM G IC7 DRAM H IC12 RTC I IC13 Super Integration J IC15 BIOS ROM K IC29 PCMCIA Controller Gate Array L IC30 Display Controller Gate Array M IC31 VRAM N IC32 VRAM O IC510 Power Supply Microprocessor P IC100 SIMM Connector Q PJ2 RTC Battery Connector R PJ6 External FDD Connector S PJ503 Sub Battery Connector T IC8 Clock Generator U IC20 ASYNC Controller V F2 2A Fuse Slow Blow W F502 5A Fuse ...

Page 171: ...5 pin Table C 2 PRT connector pin assignments 25 pin Pin Signal I O Pin Signal I O 01 STROB 000 O 02 PD00 100 I O 03 PD01 100 I O 04 PD02 100 I O 05 PD03 100 I O 06 PD04 100 I O 07 PD05 100 I O 08 PD06 100 I O 09 PD07 100 I O 10 ACK 000 I 11 BUSY 100 I 12 PE 100 I 13 SELCT 100 I 14 AUTFD 000 O 15 ERROR 000 I 16 PINT 000 O 17 SLIN 000 O 18 GND 19 GND 20 GND 21 GND 22 GND 23 GND 24 GND 25 GND ...

Page 172: ...FHMED 000 I 19 IFRADY 000 I 20 VCC 21 DSKCHG 000 I 22 VCC 23 IFDASL 000 O 24 VCC 25 IFINDX 000 I 26 VCC C 4 PJ6 External FDD Connector 26 pin Table C 4 External FDD connector pin assignments 26 pin Pin Signal I O Pin Signal I O 01 VCC 02 IFINDX 000 I 03 VCC 04 IFDASL 000 O 05 VCC 06 DSKCHG 000 I 07 VCC 08 IFRADY 000 I 09 IFHMED 000 I 10 IFAMON 000 O 11 IFLOWD 000 O 12 IFDIRC 000 O 13 SLFDLD 100 I ...

Page 173: ...O 18 SD15 100 I O 19 GND 20 NC 21 NC 22 GND 23 IOWR 000 O 24 GND 25 IORD 000 O 26 GND 27 IOCRDY 100 I 28 NC 29 NC 30 GND 31 IRQ14 100 I 32 IOCS16 000 I 33 SA01 100 O 34 NC 35 SA00 100 O 36 SA02 100 37 HDCS0 000 O 38 HDCS1 000 O 39 HDDLED 000 I 40 GND 41 VCC 42 VCC 43 GND 44 VCC C 6 PJ9 ASYNC Interface Connector 15 pin Table C 6 ASYNC interface connector pin assignments 15 pin Pin Signal I O Pin Si...

Page 174: ...0 I 22 SD06 100 I 23 JOYR 000 O 24 GND 25 CVSYNC 110 O 26 GND 27 AGREEN 100 O 28 ABLUE 100 O 29 GND 30 GND 31 GND 32 GND 33 SLFDLD 100 I 34 DSKCHG 000 I 35 IFRADY 000 I 36 IFINDX 000 I 37 IFTRK0 000 I 38 IFWPRO 000 I 39 IFRDAT 000 I 40 IFDASL 000 O 41 IFHMED 000 I 42 GND 43 ERROR 000 I 44 SLIN 000 O 45 GND 46 MOUSCK 100 I O 47 EXKBCK 100 I O 48 GND 49 SD01 100 I 50 SD03 100 I 51 SD05 100 I 52 SD07...

Page 175: ...1 110 O 99 TXD1 010 O 100 GND 101 ENEXFD 000 O 102 PD1 100 I O 103 PD3 100 I O 104 PD5 100 I O 105 PD7 100 I O 106 BUSY 100 I 107 SELCT 100 I 108 GND 109 NC 110 PRDT2 000 I 111 SDMUTE 100 O 112 VCC 113 HPVC I 114 MSO 100 O 115 GND 116 GND 117 LOUTLP O 118 LOUTLM O 119 LINLM I 120 LINLP I C 8 PJ11 Panel Sensor Connector 2 pin Table C 8 Panel sensor connector pin assignments 2 pin Pin Signal I O Pin...

Page 176: ...tor pin assignments 25 pin Pin Signal I O Pin Signal I O 01 KBRT6 100 I 02 KBRT2 100 I 03 KBRT5 100 I 04 KBRT0 100 I 05 KBRT1 100 I 06 KBRT3 100 I 07 KBRT7 100 I 08 KBRT4 100 I 09 KBOT02 000 O 10 KBOT09 000 O 11 KBOT11 000 O 12 KBOT03 000 O 13 KBOT04 000 O 14 KBOT05 000 O 15 KBOT06 000 O 16 KBOT07 000 O 17 KBOT08 000 O 18 KBOT01 000 O 19 KBOT00 000 O 20 IPSY 100 I 21 GND 22 IPSX 100 I 23 IPSY 100 ...

Page 177: ... PNLD05 111 O 19 FP 111 O 20 PNLD06 111 O 21 LP 111 O 22 PNLD07 111 O 23 PNLD10 111 O 24 PNLD14 111 O 25 PNLD08 111 O 26 PNLD11 111 O 27 PNLD12 111 O 28 PNLD15 111 O 29 PNLD09 111 O 30 PNLD13 111 O 31 DSPV 32 DSPV 33 NC 34 BRIGHT 100 O 35 GND 36 GND 37 GND 38 GND 29 GND 40 GND C 13 PJ18 RGB I F Connector 15 pin Table C 13 RGB I F connector pin assignments 15 pin Pin Signal I O Pin Signal I O 01 AR...

Page 178: ...101 I O 24 MD11 101 I O 25 MD12 101 I O 26 MD13 101 I O 27 MD14 101 I O 28 MA07 101 O 29 MA11 101 O 30 VCC 31 MA08 101 O 32 MA09 101 O 33 RAS5 001 O 34 RAS4 001 O 35 MD15 101 I O 36 RAS6 001 O 37 MD16 101 I O 38 MD17 101 I O 39 GND 40 CAS0 001 O 41 CAS2 001 O 42 CAS3 001 O 43 CAS1 001 O 44 RAS2 001 O 45 RAS3 001 O 46 GND 47 MWE2 001 O 48 GND 49 MD18 101 I O 50 MD19 101 I O 51 MD20 101 I O 52 MD21 ...

Page 179: ...tery Connector 2 pin Table C 17 Sub battery connector pin assignments 2 pin Pin Signal I O Pin Signal I O 01 TP501 02 GND C 18 PJ702 ASYNC Connector 9 pin Table C 18 ASYNC connector pin assignments 9 pin Pin Signal I O Pin Signal I O 01 DCD1 101 I 02 RXD1 001 I 03 TXD1 011 O 04 DTR1 111 O 05 GND 06 DSR1 101 I 07 RTS1 111 O 08 CTS1 101 I 09 RI1 101 I C 19 PJ703 PS 2 KB Connector 6 pin Table C 19 PS...

Page 180: ...C 10 T2100 Series ...

Page 181: ...T2100 Series D 1 Appendix D USA Display Codes Table D 1 USA display codes ...

Page 182: ...D 2 T2100 Series ...

Page 183: ... 2 12 _ 0C 8C 4E F0 4E 13 0D 8D 55 F0 55 15 BkSp 0E 8E 66 F0 66 16 Tab 0F 8F 0D F0 0D 17 Q 10 90 15 F0 15 18 W 11 91 1D F0 1D 19 E 12 92 24 F0 24 20 R 13 93 2D F0 2D 21 T 14 94 2C F0 2C 22 Y 15 95 35 F0 35 23 U 16 96 3C F0 3C 2 24 I 17 97 43 F0 43 2 25 O 13 98 44 F0 44 2 26 P 19 99 4D F0 4D 2 27 1A 9A 54 F0 54 28 1B 9B 5B F0 5B 29 42 2B AB 5D F0 5D 5 30 Caps Lock 3A BA 58 F0 58 31 A 1E 9E 1C F0 1C...

Page 184: ...3 41 F0 41 2 54 34 B4 49 F0 49 2 55 35 B5 4A F0 4A 2 57 Shift R 36 B6 59 F0 59 58 Ctrl 1D 9D 14 F0 14 3 60 Alt L 38 B8 11 F0 11 3 61 Space 39 B9 29 F0 29 62 ALT R E0 38 E0 B8 E0 11 E0 F0 11 5 75 Ins E0 52 E0 D2 E0 70 E0 F0 70 1 76 Del E0 53 E0 D3 E0 71 E0 F0 71 1 79 E0 4B E0 CB E0 6B E0 F0 6B 1 80 Home E0 47 E0 C7 E0 6C E0 F0 6C 1 81 End E0 4F E0 CF E0 69 E0 F0 69 1 83 E0 48 E0 C8 E0 75 E0 F0 75 1...

Page 185: ...F0 0A 120 F9 43 C3 01 F0 01 121 F10 44 C4 09 F0 09 3 122 F11 57 D7 78 F0 78 3 123 F12 58 D8 07 F0 07 3 124 PrintSc 6 6 6 6 6 126 Pause 7 7 7 7 7 202 Fn 4 Notes 1 Scan codes differ by mode 2 Scan codes differ by overlay function Numeric Arrow Mode 3 Combination with Fn key makes different codes 4 Fn key does not generate a code by itself 5 This key corresponds to key No 45 and No 62 in 102 key mode...

Page 186: ...the case of Key No 55 overlay mode only Note2 The table above shows scan codes with the left Shift key In combination with the right Shift key scan codes are changed as listed below With left Shift With right Shift Codeset 1 E0 AA E0 B6 E0 2A E0 36 Codeset 2 E0 F0 12 E0 F0 59 E0 12 E0 59 Table E 3 Scan codes in Numlock mode Cap Key Code set 1 Code set 2 No top Make Break Make Break 75 INS E0 2A E0...

Page 187: ...ap Keytop Code set 1 Code set 2 No side Make Break Make Break 08 7 7 47 C7 6C F0 6C 09 8 8 48 C8 75 F0 75 10 9 9 49 C9 7D F0 7D 11 0 37 B7 7C F0 7C 23 U 4 4B CB 6B F0 6B 24 I 5 4C CC 73 F0 73 25 O 6 4D CD 74 F0 74 26 P 4A CA 7B F0 7B 37 J 1 4F CF 69 F0 69 38 K 2 50 D0 72 F0 72 39 L 3 51 D1 7A F0 7A 40 4E CE 79 F0 79 52 M 0 52 D2 70 F0 70 54 53 D3 71 F0 71 55 E0 35 E0 B5 40 4A E0 F0 4A Table E 6 Sc...

Page 188: ...eries Table E 7 Scan Code for Cap No 126 Key Code set 1 Code set 2 top Shift Make Make Pause Common E1 ID 45 E1 SD C5 E1 14 77 E1 F0 14 F0 77 Ctrl E0 46 E0 C6 E0 7E E0 F0 7E NOTE This key generates only make codes ...

Page 189: ...T2100 Series F 1 Appendix F Key Layout F 1 United States US Keyboard Figure F 1 US keyboard F 2 United Kingdom UK Keyboard Figure F 2 UK keyboard ...

Page 190: ...F 2 T2100 Series F 3 German GR Keyboard Figure F 3 GR keyboard F 4 French FR Keyboard Figure F 4 FR keyboard ...

Page 191: ...T2100 Series F 3 F 5 Spanish SP Keyboard Figure F 5 SP keyboard F 6 Italian IT Keyboard Figure F 6 IT keyboard ...

Page 192: ...F 4 T2100 Series F 7 Scandinavian SC Keyboard Figure F 7 SC keyboard F 8 Swiss German SL Keyboard Figure F 8 SL keyboard ...

Page 193: ... PD1 17 SLIN 2 PD0 11 BUSY Figure G 1 Printer wraparound connector G 2 RS 232 C Wraparound Connector 3 TD 2 RD 7 RTS 8 CTS 1 CD 4 DTR 6 DSR 9 RI Figure G 2 RS 232 C wraparound connector G 3 RS 232 C Direct Cable 9 Pin to 9 Pin 3 TD 2 RD 4 DTR 6 DSR 8 CTS 9 RI 7 RTS 1 CD 5 GND 5 GND 2 RD 3 TD 1 CD 7 RTS 6 DSR 4 DTR 8 CTS 9 RI Figure G 3 RS 232 C direct cable 9 pin to 9 pin ...

Page 194: ...T2100 Series G 4 RS 232 C Direct Cable 9 Pin to 25 Pin 1 CD 4 RTS 2 RD 2 TD 3 TD 3 RD 4 DTR 5 CTS 6 DSR 22 RI 5 GND 7 GND 7 RTS 8 CD 6 DSR 20 DTR 8 CTS 9 RI Figure G 4 RS 232 C direct cable 9 pin to 25 pin ...

Page 195: ...If the user has forgotten the password connect the printer port wraparound board F31PRT then turn the POWER switch on The computer will override the password function by erasing the current password If the procedure above does not override the password contact your Toshiba representative for further actions For security reasons the Password Deletion Disk will not be distributed to Service Provider...

Page 196: ...H 2 T2100 Series ...

Page 197: ... Rewriting the BIOS 1 Set the system to Boot Mode 2 Turn off the power to the computer 3 Remove the external cable and optional PCMCIA card 4 Turn on the power while holding down the F12 key Keep holding down the key until the system speaker sounds a beep 5 When the BIOS message is displayed insert the BIOS rewrite disk into the FDD Press the Enter key to start the BIOS rewrite program 6 When the ...

Page 198: ...I 2 T2100 Series ...

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