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Содержание T1900 Series

Страница 1: ...4 Mbytes and 2DD floppy disks 720 Kbytes o Memory The T1900ff1900C comes standard with 4 MB ofCMOS Random Access Memory RAM 3 3 Volts This includes 640 KB ofconventional memory and 3 456 KB ofextended memory which can be utilized as expanded memory compatible with the LotuslIntellMicrosoft Expanded Memory Specifications LIM EMS o Monochrome LCD TI900 The high resolution Liquid Crystal Display LCD ...

Страница 2: ...ronics compatible parallel interface port serves two purposes the port can be used to connect a Centronics compatible printer or an external 5 114 floppy disk drive o RS 232 C port A 9 pin serial interface port o Mouseport The 6 pin mouse port on the back can accommodate an mM PS 2 mouse o Keyboard port The 6 pin keyboard port on the back can accommodate an mM PS 2 keyboard o Microsoft Ball Point ...

Страница 3: ...uration is shown in Figure 1 2 Figure 1 1 T19001T190OC Personal Computer r PJ11 PJ3 PJ6 PJ7 PJ4 PJ9 PJ2 FATSUe System Board PJ1 PJ5 PJ10 PJ502 I 1 ________ _ Power Supply PJ206 PJ205 FATSLe System Board PJ204 PJ203 PJ202 PJ201 Figure J 2 TJ900ITJ90OC System Unit Configuration 1 3 ...

Страница 4: ...r 3 3V CPU3V 3 3V 3 3V 83V Baclwp3 3V 3 3V B3V 4 System I Mernary 12 L _ _ _ _ J 512K x 8bI1 x 8 K MBS1andard OMB Maxlnum J Serial Pon 9P1n vee TII01 SI DMAx2 PIC x2 PIT x 1 SIOx2 Prlnt rlEld FDD 25Pin FDCx1 YFOx1 InLFDD 3 5 HOD 2 5 I ATC3V RTC 1 IB5V _IBSV I Monoctuom I VGA Controller GA t VRAM LCD or STN ColDr LCD MCIAConl GA1 PCMCIACard vee lint Keyboard I r Ball PoInt Mouse KBC h S _ 9Uk _ PS ...

Страница 5: ...mory is used Fourteen bytes are used for the calendar and clock and the remaining 114 bytes are used for system configura tion data OSC X3 generates 32 768 KHz for RTC o A Keyboard Controller KBC An M37452M4 chip is used The KBC which includes the keyboard scan controller and keyboard interface controller controls the internal keyboard external keyboard port PS 2 mouse port and Ball Point Quick Po...

Страница 6: ...us Interface Controller Bus Controller Compatible Bus Interface Controller Compatible Access Controller DMAC Controller 110 Controller Address Latch Controller 32 Bit to 16 Bit Controller Address Latch DMA Address Generator Refresh Address Generator 110 Register Compatible 110 Port Saving the data ofthe Register in resume Controller Toshiba Special Register 20 MHz 10 MHz Controller Data Bus Change...

Страница 7: ...ecifications are described in Table 1 1 Figure 1 4 3 5 inch FDD Table 1 1 3 5 inch FDD Specifications Item 2MBMode 1 MBMode Storage capacity KB Unformatted 2 000 1 000 Formatted 1 311 737 Number of heads 2 2 Number of cylinders 80 80 Access time rna 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 rpm 300...

Страница 8: ...00MB Item CP2084 MK1422FCV CP2124 MK2124FC MK2224FC Stora capac MB ormatte 85 2 86 0 121 6 130 1 213 0 Number of disks 2 1 2 2 2 Data heads 4 2 4 4 4 Data surfaces 4 2 4 4 4 Tracks per surface 1 096 1 501 1 123 1 155 1 560 Sectors per track 38 1 56 1 53 1 55 1 Bytes per sector 512 512 512 512 512 Access time ms Track to track 10 3 10 5 3 Average 19 15 17 17 12 Maximum 40 25 35 36 25 Rotation speed...

Страница 9: ... is mounted on the TI900 T1900C s system unit and is connected to the keyboard controller on the system board through a 19 pin flat cable The keyboard is shown in Figure 1 6 See Appendix F for optional keyboard configurations Figure 1 6 Keyboard 1 9 ...

Страница 10: ...VGA The LCD receives vertical and horizontal synchronizing signals 8 bit data signals 4 bit upper block data signal and 4 bit lower block data signal and shift clock for data transmission All signals are CMOS level compatible The sidellt LCD is shown in Figure 1 7 and its specifications are described in Table 1 3 Figure 1 7 Sidelit LCD Table 1 3 Sidelit LCD Specifications Item Specifications Numbe...

Страница 11: ...the high frequency current needed to illuminate the FL Specifications for the FL inverter board are described in Table 1 4 Table 1 4 FL Inverter BoardSpecifications Item Specifications Input Voltage VOC 5 Power W 2 2 Output Voltage VAC 950 Current rnA 4 2 Frequency KHz 38 5 1 11 ...

Страница 12: ...y VGA The T1900C s LCD receives vertical and horizontal synchronizing signals 8 bit data signal 4 bit upper block data signal 4 bit lower block data signal and shift clock for data transmission All signals are CMOS level compatible The STN LCD is shown in Figure 1 8 and its specifications are described in Table 1 5 Figure 1 8 STN Color LCD Table 1 5 S1NColor LCD Specifications Item Specifications ...

Страница 13: ...es high frequency current to light the LCD s Fluorescent Lamp Specifications for the FL inverter are described in Table 1 6 Table 1 6 FL Inverter BoardSpecifications Item Specifications Input Voltage VOC 5 Power W 6 Output Voltage VAC 1 000 Current rnA 5 0 Frequency KHz 42 1 13 ...

Страница 14: ...tor and speaker 4 Turns the battery charging system on and offand detects a fully charged battery 5 Determines ifthe power can be turned on and off 6 Provides more accurate detection ofa low battery 7 Calculates the remaining battery capacity The power supply board output rating is specified in Table 1 7 Table 1 7 Power Supply BoardOutput Rating DC R ulatlon Maximum Use for Name Voltage Toeranee C...

Страница 15: ...uter when you enable AutoResume and they maintain the information in Hard RAM Q Battery Indicator The Battery Indicator located on the top cover ofthe T1900ff1900C shows the status ofthe removable battery pack power supply and AC adapter The status ofeach can be determined by color Orange The battery is being charged AC adapter is attached Green The battery is fully charged AC adapter is attached ...

Страница 16: ...red off and trickle charge when the system is powered on Table 1 9 Time Required or Charges a the Main Battery Charge Kind of Battery Charging Tlma Quick charge power off Nickel Metal Hydride About 2 hours Trickle charge power on Nickel Metal Hydride About 48 hours Ifone ofthe following occurs the battery quick charge process stops 1 The battery becomes fully charged 2 The AC adapter or battery is...

Страница 17: ...0 Backup Battery CharginglData Preservation Time Backup BaHery Time Charging Time Power On 16 Hours Power Off with AC adapter 60 Hours Power Off without AC adapter Doesn t charge Data Preservation Period full charge 8 Hours 1 9 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 11 shows the charg...

Страница 18: ...apter 3 and detailed replacement procedures are given in Chapter 4 The following tools are necessary for implementing the troubleshooting procedures 1 T1900 T1900C Diagnostics Disk 2 Phillips head screwdriver 2 mm 3 Toshiba MS DOS system disk s 4 2DD or 2HD formatted work disk for floppy disk drive testing 5 Cleaning kit for floppy disk drive troubleshooting 6 Printer port LED 7 RS 232 C wraparoun...

Страница 19: ...enter the password Ifthe 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 o VerifY with the customer that Toshiba MS DOS is installed on the hard disk Non Toshiba operating systems can cause the computer to malfunction o Make sure all optional equipment is ...

Страница 20: ...r Supply BoenI Troublnhootlrig Procedu inSection 2 3 Yes Perform the System Board Troubluhootlng Procedu inSection 2 4 No Perform the D lay Trou hootlrlg Procedur inSection 2 8 No Perform Hard DIlle DrIve Troubleshooting Procedures inSection 2 6 Figure 2 1 Troubleshooting Flowchart 1 2 2 3 ...

Страница 21: ...m Check the Log Utilities function to confirm which diagnostic test detected an error s then perform the appropriate troubleshooting procedures as follows 2 4 1 Ifan error is detected on the System Test Memory Test Display Test ASYNC Test Printer Test or Real Timer Test perform the System Board Troubleshooting Procedures in Section 2 4 2 Ifan error is detected on the Keyboard Test perform the Keyb...

Страница 22: ...r displays whether or not the AC adapter is connected and supplying power o When the DC IN indicator is orange the AC adapter is connected and supplying power to the computer o Ifthe DC IN indicator does not light the AC adapter is not supplying power to the computer or is not attached to the computer go to Check 1 o Ifthe DC IN indicator is flashing orange the AC adapter s voltage supply is abnor...

Страница 23: ...attery LED indicator glows amber the AC adapter is connected and the battery is being charged a Ifthe Battery LED indicator does not glow go to Check 1 Check 1 Make sure the AC adapter s cable and AC cord are firmly plugged into the DC IN socket and wall outlet Ifthese cables are connected correctly go to Check 2 Check 2 Make sure the battery pack is installed in the computer correctly Ifthe batte...

Страница 24: ...aced Refer to Chapter 4 for instructions on how to disassemble the T1900rr1900C then perform the following check Check 1 Replace the lower system board with a new one and restart the system Ifthe problem still exists go to Check 2 Check 2 Replace the upper system board with a new one and restart the system Ifthe problem still exists other FRUs may be damaged 2 7 ...

Страница 25: ... no error message go to Procedure 2 o IfToshiba MS DOS is properly loaded go to Procedure 3 Check 1 Ifone ofthe following error messages is displayed on the screen press the Fl key as the message instructs 2 8 a Error in CMOS Bad HDD type Check system Then press Fl key b Error in CMOS Bad battery Check system Then press Fl key c Error in CMOS Bad check sum Check system Then press Fl key d Error in...

Страница 26: ...cted during a read test ofthe Hard RAM or the data in Hard RAM is lost because the battery has become discharged Ifany other message appears perform Check 3 Check 3 The IRT checks the system boards When the IRT detects an error the system stops or an error message appears Refer to Table 2 1 for a list oferror messages Table 2 1 IRTE or Messages 1 2 No Error Message 1 TIMER CH 2 OUT ERROR 2 PIT ERR...

Страница 27: ... RTC UPDATE ERROR o Ifany ofthe following error messages is displayed go to Procedure 5 1 through 17 19 20 25 or 26 o IfError Message 18 is displayed go to the Keyboard Troubleshooting Procedures in Section 2 7 o IfError Message 21 or 22 is displayed go to the lIDO Troubleshooting Procedures in Section 2 6 o IfError Message 23 or 24 is displayed go to the FDO Troubleshooting Procedures in Section ...

Страница 28: ...nter port LED into the computer s PRTIFDD connector 4 Hold down the space bar and tum on the T1900ff1900C s power 5 Read the LED status from left to right as you are facing the back ofthe computer 6 Convert the status from binary to hexadecimal notation 7 Ifthe final LED status is FFh normal status go to Procedure 3 8 Ifthe final LED status matches any ofthe test status values in Table 2 2 go to C...

Страница 29: ... sum Error in CMOS Bad configuration Error in CMOS Bad memory size Error in CMOS Bad HDD type Error in CMOS Bad time function Check system Then press Fl key 18H PIC initialization 1FH Display initialization CRTC ERROR VRAM ERROR READ DATA XXXXXXXXH WRITE DATA XXXXXXXXH 22H KBCtest KBC ERROR 25H System memory test SYSTEM MEMORY ERROR ADDRESS XXXXXXXXH READ DATA XXXXXXXXH WRITE DATA XXXXXXXXH SYSTEM...

Страница 30: ...tialization NO FDD ERROR FDD ERROR 70H Printer test SOH RS 232 C test 90H Timer initialization TIMER INTERRUPT ERROR RTC UPDATE ERROR AOH NDP initialization A6H Expansion VO ROM FFH Expansion system ROM Check 1 Ifany ofthe following error codes are displayed go to Procedure 5 OIh 05h 06h 07h OAh OBh ODh 15h 16h 18h IFh 22h 25h 30h 40h 4Ih 42h 54h 55h 65h 70h 80h 90h AOh A6h Check 2 IfError Code 4A...

Страница 31: ...decimal notation 7 Ifthe final LED status is FFh normal status go to Procedure 4 8 Ifthe final LED status matches any ofthe test status values listed in Table 2 3 go to Procedure 5 Table 2 3 Printer Port LED Resume Mode Error Status Error Status Meaning of Status OOH RAM BIOS error FOH Press the reset switch F1H Suspend process error The system will suspend while FDD is accessed etc F2H The system...

Страница 32: ... tables in Appendix B a Ifthe e or is related to an IC or connector listed in Table B 1 or B 2 replace the FATSU upper system board first a Ifthe e or is related to an IC or connector listed in Table B 3 or B 4 re place the FATSL lower system board first As an example ifthe e or status indicates a keyboard KBC problem replace the FATSU since the keyboard controller lC15 is located on the upper sys...

Страница 33: ...DOS run the Diagnostics Program then clean the FDD heads using the cleaning kit Ifthe FDD still does not function properly after cleaning go to Procedure 3 Ifthe test program cannot be executed on the T1900ff1900C go to Procedure 2 Procedure 2 External 5 25 inch FDD Check The floppy disk controller on the computer s lower system board controls the internal and the external FDD To determine ifeithe...

Страница 34: ...able 2 4 Table 2 4 Floppy Disk Drive Error Codes andStatuses Code Status 01h Bad command 02h Address mark not found 03h Write protected 04h Record not found 06h Media removed on dual attach card OSh OMA overrun error 09h OMA boundary error 10h CRC error 20h FOC error 40h Seek error 60h FOO not drive SOh Time out error Not ready EEh Write buffer error FFh Data compare error Ifany errors other than ...

Страница 35: ...ecks Check 1 Make sure the FDD cable is firmly connected to the lower system board FDD PJ202 I Lower System Board Ifthis cable is disconnected connect it to the system board and repeat Procedure 3 Ifthe 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 Ifthe FDD is still not...

Страница 36: ...isk and tum on the computer then perform the following checks Check 1 Type C and press Enter Ifyou 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 IfDrive C is listed go to Check 3 IfDrive C is not listed return to the FDISK menu and choose the option to create a DOS pa...

Страница 37: ...k 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 Ifthe following message appears on the display the system program has been transferred to the lIDD Restart the T1900ff1900C Ifthe error message still appears perform Check 4 System transferred Che...

Страница 38: ...pears on the display the lIDO is formatted Format complete Ifany 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 T1900ff1900C Diagnostic Disk format the HOD with a low level format option Refer to Chapter 3 Test andDiagnostics for more information about the diagnostic program Ifthe following message appears on...

Страница 39: ...ly Table 2 5 Hard DiskDrive Error Codes andStatuses Code Status 01h Bad command 02h Bad address mark 04h Record not found 05h HOC not reset 07h Drive not initialized 08h HOC overrun ORQ 09h OMA boundary error OAh Bad sector error OBh Bad track error 10h ECC error 11h ECC recover enable 20h HOC error 40h Seek error SOh Time out error AM Drive not ready BBh Undefined error CCh Write fault EOh Status...

Страница 40: ...edure 2 Connector and Replacement Check The keyboard is connected to the upper system board by a 19 pin flat cable This cable may be disconnected or damaged Disassemble the T1900tr1900C as described in Chapter 4 ReplacementProcedures and perform the following checks Check 1 Make sure the keyboard cable is not damaged and is connected to the system board Keyboard Cable PJ4 Upper System Board Ifthis...

Страница 41: ...edure 2 External CRT Check Connect the external CRT to the T1900ff1900C s external monitor port then boot the computer The computer automatically detects the external CRT even ifResume mode is enabled Ifthe external CRT works correctly the internal LCD display may be damaged Go to Procedure 4 Ifthe external CRT appears to have the same problem as the internal LCD the display controller may be dama...

Страница 42: ...ollowing cable connections Refer to Chapter 4 for more information about how to disassemble the computer I I FL FlCH I FL inverter board CH1 Upper System board Ig LCD unit I PJ7 PJ11 I L Display switch J Figure 2 3 T1900 Display Connections I FL I FLCN1 I FlCN2 FL inverter board I L FL I CH1 Upper System board r eN1 PJ8 J CN2 LCD unit PJ7 CN3 PJ11 I I DispIa switch I Figure 2 4 T1900C Display Conn...

Страница 43: ...4 Check 1 Replace the FL with a new one and test the display again Ifthe problem still exists perform Check 2 Check 2 Replace the FL inverter board with a new one and test the display again Ifthe problem still exists perform Check 3 Check 3 Replace the LCD module with a new one and test the display again Ifthe problem still exists perform Check 4 Check 4 Replace the display switch with a new one a...

Страница 44: ... TEST a HARD DISK FORMAT a HEAD CLEANING a LOG UTILITIES a RUNNING TEST a FDD UTILITIES a SYSTEM CONFIGURATION a SETUP The DIAGNOSTIC TEST option contains the following ten functional tests a SYSTEM TEST a MEMORY TEST a KEYBOARD TEST a DISPLAY TEST a FLOPPY DISK TEST a PRINTER TEST a ASYNCTEST a HARD DISK TEST a REAL TIMER TEST a PCMCIA TEST The following equipment is needed to perform some ofthe ...

Страница 45: ...tor for the printer wraparound test printer test o An RS 232 C wraparound connector for the RS 232 C port wraparound test ASYNC test The following sections detail the tests within the Diagnostic Test function ofthe DIAGNOS TIC TEST option menu Refer to Sections 3 16 through 3 22 for detailed infonnation on the remaining seven Service Program Module functions 3 2 ...

Страница 46: ...ESTCE19 and press Enter The following menu will appear TOSHIBA personal computer T1900 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 o SETUP iJ Enter Esc Select items Specify Exit NOTE To exit the T19001T190OC DIAGNOSTIC TESTmenu pr...

Страница 47: ...ugh 3 13 for detailed descriptions ofDiagnostic Tests 1 through 10 Function 88 sets the floppy disk drive and hard disk drive error retry count Function 99 exits the submenus ofthe Diagnostic Test and returns to the Diagnostic Menu 5 Select the option you want to execute and press Enter The following message appears SYSTEM TEST SUB TEST XX xxxxxxx T1900 DIAGNOSTIC TEST VX XX Ctrl Break test end Ct...

Страница 48: ...ound and displays the operation guide on the right side ofthe 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 Use the arrow keys to move the cursor to the desired option and press Enter S...

Страница 49: ...EYBOARD 01 Pressed key display 82 84 02 Pressed key code display 03 PS 2 Mouse connect check 04 DCBP connect check 4 DISPLAY 01 VRAM readlwrite 02 Character attributes 03 Character set 04 80 25 30 Character display 05 320 200 Graphics display 06 640 200 Graphics display 07 640 35014001480 Graphics display 08 Display page 09 H pattern display Border color 10 LED DAC pallet 11 64 color display 5 FDD...

Страница 50: ...d modem Ioopback 2400BPS 06 Interrupt test S HOD 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 Realtime 02 Backup memory 03 Real time carry 10 PCMCIA 01 VO card test 3 7 ...

Страница 51: ...6 5 4 3 2 1 0 3 8 This test reads and displays the hardware status as shown below 76543210 H W status 10001000 Bit7 Bit6 CPU clock 20MHz BitS Notch signal 2HD Bit4 FDD type 2MB Bit3 Bit2 Drive AlB Ext B Bit1 External FDD OFF BitO Internal FDD 2HD Table 3 2 describes the hardware bit status for each bit tested Pressing Enter returns you to the subtest menu Table 3 2 Hardware Bit Status HlWStatU8 1 ...

Страница 52: ...ence data stored in the test program When the read information is lower than the reference data 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 ROM BOOT KBC Version PS Micom Version VI 00 VI 00 VI 26 Vl 35 I Reference data OK VI 10 OK VI OO NG VI 00 OK VI 35 I Current data 3 9 ...

Страница 53: ...nal memory program end to 640 KB then reads the new data and compares the results with the original data Subtest 03 RAM refresh real mode This subtest writes a 256 byte unit ofconstant 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 andreadoperations depend...

Страница 54: ...dress C8000h to CFFFFh then reads new data and compares the results with the original data The constant data is OOOOh 5555h AAAAh and FFFFh Subtest 07 Hard RAM Subtest 08 This subtest writes a word unit ofconstant data to memory address EOOOOh to E7FFFh then reads the new data and compares the results with the original data The constant data is 0000h 5555h AAAAh and FFFFh This subtest also execute...

Страница 55: ...s Enter Subtest 01 Pressed key display 82184 3 12 NOTE The Nllm Lock and the Overlay modes must be offto 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 l1li character Holding a key down enables the auto repeat function which causes the key s display character to ...

Страница 56: ...re shown 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 PS 2 mouse connect check NOTE To execute the PS 2 mouse connect check a PS 2 mouse must be connectedto the computer This subtest checks whether a PS 2 mouse is connected or not Ifthis test does not detect an error it returns...

Страница 57: ...e must be connected to the computer This subtest checks whether a ball point mouse is connected or not Ifthis test does not detect an error it returns to the subtest menu Ifit detects an error the following message appears KBD DCBP INTERFACE ERROR HALT OPERATION 1 Test end 2 Continue 3 Retry ...

Страница 58: ...es mode I 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 subtest i...

Страница 59: ...ween the two tests To exit this subtest and return to the DISPLAY TEST menu press Ctrl Break Character Set In this subtest the character set addressed OOh to FFh is displayed in the 40 25 character mode as shown below CHARACT R SET IN 4111 25 aO 8 lIcn a _ VD 234DS789 J ABCOBPC8HI lXLMNO PQRST1JVWXYZ J _ a cdefgh ljklft1napqa uvw xyz I 6GU 1S 1 XAa_A OOa i190UC Pr s 6Q fl 1I t QL II IH g n Uor 1 I...

Страница 60: ... tuvw 012365678JI ABCDaPQBIJKLMBOPQ lA_ abc fgbljklmDOPqr tuv x 012365 78JI a BC IJKLMROPQRSTQVWZYZ A_ fgbljklmDopqr tuvw KY 012365 78JI IJKLKaOPQRSTQVWZYZ lA_ aba fgbl klaDOpqr tuvw KY 012365678JI PGBIJKLMROPQ UVWZYZ A_ abc fgbijklmDopqr tu 1012365678JI GBIJ KLKROPQR8TQVWZYZ A_ abc4 fgbijklmDOpqr tUVWXY 1 012365 78JI BI lA_ abc fgbijk1mDOPqr tuvwxy I 12365678JI IJKLMROPQRSTUVWZYZ A_ abc fgbijklaD...

Страница 61: ...st and return to the DISPLAY TEST menu press Ctrl Break Subtest 07 640x350 400 480 Character Display mode 10 74 12 3 18 This subtest displays even dots odd dots and all dots in the 640x350 64Ox400 and 64Ox480 dot graphics mode 10 74 12 as shown below 640 XXX GRAPHICS DISPLAY EVEN DOTS DRIVEN PRESS Enter KEY ODD DOTS DRIVEN ALL DOTS DRIVEN Pressing Enter changes the size ofthe displayed image To ex...

Страница 62: ...HHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHH HHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHH HHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHH HHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHH HHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHH HHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHH HHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHH HHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHH...

Страница 63: ...h test Processor latch test 1 256 times 2 endless on off on off on off J After pressing Enter the subtest writes the 2A and 15 data to 6 bits of 256x3 ROB then reads new data and compares the results with the original data To exit press Ctrl Break then press Enter 64 color display This subtest displays seven screens The first shows many colors at once the next three display 64 shades ofred green a...

Страница 64: ...sk in the test drive to be tested and press Enter Media in drive X mode O 2DD 1 2D 2 2D 2HD 2DD 3 2HD 3 Select the track you want the test to start on and press Enter Simply pressing Enter sets the start track to zero Test start track Enter O dd OO 79 4 The floppy disk test menu will appear after you select the start track number Select the number ofthe subtest you want to execute and press Enter ...

Страница 65: ...t Menu Refer to Step 3 at the beginning ofthis section to set the start track Subtest 02 Sequential ReadlWrite This subtest continuously writes data pattern BSADADh 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 The data ...

Страница 66: ...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 ofeach new line 0123456789 8ABCDBPGHIJKLHNOPQRSTDVNXYZ _ abcdafgh1jklmno t 0123456789 iABCDBPGHIJKLMNOPQRSTDVNXYZ _ abcdefghijklmnop t 0123456789 iABCDBPGHIJKLMNOPQRSTOVWXYZ _ abcdafghijklmnopq t 0123456789 8ABCDBP...

Страница 67: ...LE WIDTH PRINT 3 lHIS Ln8 EIDI3 PRINl HI8 LID 8JIOIr8 mlPlI 8IZG PRIft 5 HI8 LID 8IIOIf8 DOUBLII 8 1 RID PRIft 6 ALL CHARACTERS PlUNT 1 0123456789 iABCDEPGHIJKLKNOPQRSTUVWXYZ A_ abcdefghijklmn opqrstuvw xyz I Wraparound NOTE To execute this subtest a printer wraparoundconnector must be connected to the computer sprinterport The printer wraparoundcon nector 34M741986G01 wiring diagram is described ...

Страница 68: ...XXXh Channel 2 XXXXh Channel 3 XXXXh Select the Channel number 1 3 The serial 110 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 wraparoundconnector 34M741621G01 must be connectedto the RS 232 Cport The RS 232 C wraparoundconnector wiringdiagram is describe...

Страница 69: ... NOTES 1 To execute this subtest a 2400 bps cardmodem must be installed 2 It is not necessary to tum onpower to the modem at the Setup option When you select this subtest the modem is poweredon automatically 3 To execute this subtest set the PCMCIA Slot to Others in the Setup program This subtest sends data from the RS 232 C port to the built in modem The same data is then sent from the modem to t...

Страница 70: ... the DIAGNOSTIC TEST MENU Answer each ofthe following questions with an appropriate response to execute the test I 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 O HDD1 2 2 Select the hard disk drive number to be tested and press Enter The following message will appear HDC F W error retry 1 yes 2 no 3 This...

Страница 71: ...tested and the last two digits indicate the error status code as explained in Table 3 3 in Section 3 14 Sequential Read This subtest is a sequential reading ofall the tracks on the lIDO starting at Track O When all the tracks on the lIDO have been read the test starts at the maximum track and reads the tracks on the lIDO sequentially back to Track O Address Uniqueness This subtest writes unique ad...

Страница 72: ...r 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 lIDO Subtest 07 Read specified address This subtest reads data which has been written to a specified cylinder and head on the lIDO Subtest 08 ECC circuit This subtest checks the Error Check and Correction BCC circuit functions of the specified cylin...

Страница 73: ...XX Enter new date PRESS ENTER KEY TO EXIT TEST 2 Ifthe CUlTent 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 Ifthe current time is not correct input the correct time in 24 hour fonnat Pressing Enter toggles between the time and the date To exit press Ctrl Break Subtest 02 Backup Memory 3 30 This subtest per...

Страница 74: ... subtest checks the real time clock increments making sure the date and time are displayed in the following format Current date Current time 12 31 1992 23 59 58 After two seconds the following displays Current date 01 01 1993 Current time 00 00 00 PRESS Enter KEY TO EXIT TEST Press Ctrl Break to exit 3 31 ...

Страница 75: ... line Cl REG CE I CE 2 line Cl Data line Cl Speaker line Cl Wait line Cl BSY BVDliine This subtest is executed in the following order Sub Add Good Bad Contents 01 00001 nn xx Address line 00001 nn xx REG CE 1 CE 2 nn AO 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 4O xx 80 05 00005 nn xx Other lines BSY BVD1 nn 21 00 3 32 ...

Страница 76: ...e Not Changed 14 Memory ReadIWrite Error 1B H RAM Mapping Error 1C H RAM ReadlWrite Error DO Cache Memory Error KEYBOARD 03 Mouse Interface Error 04 DCBP Interface Error 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 Wr...

Страница 77: ... HOD 01 Bad Command Error 02 Bad Address Mark Error 04 Record Not Found 05 HOC Not Reset Error 07 Drive Not Initialized 08 HOC Overrun ORa 09 DMA Boundary Error OA Bad Sector OB Bad Track Error 10 ECC Error 11 ECC Recover Enable 20 HOC Error 40 Seek Error 80 Time out Error AA Drive Not Ready BB Undefined Error CC Write Fault EO Status Error EE Access Time out Error PCMCIA C1 Address Line Error C2 ...

Страница 78: ...tus register and error register are described in Tables 3 4 and 3 5 Table 3 4 HardDisk Controller Status Register Contents Bit Name Description 7 BSY 0 HOC is busy Busy 1 HOC 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 drive head...

Страница 79: ...Uncorrectable data error has been detected 5 Not used 4 10NF 0 Other Identification 1 There was no 10 field in the requested sector 3 Not used 2 ABRT 0 Other Abort 1 Illegal command error or a drive status error occurred 1 TKOO 0 The hard disk 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 3 36 ...

Страница 80: ...with the Toshiba MS DOS BACKUP command See the Toshiba MS DOS manualfor details 3 16 1 Function Description 1 All track FORMAT This option performs a low level fonnat ofall the tracks on the hard disk as shown in Table 3 6 below NOTE Before executing the All Track FORMAToption checkfor bad tracks using the Bad Track CHECK option or display a list ofbad tracks ontheHDD Table 3 6 Hard Disk Formattin...

Страница 81: ...s displayed when the program is complete Ifan error other than a bad track is detected the program is automatically terminated 3 16 2 Operations CAUTION The contents ofthe harddisk will be erasedwhen thisprogram is ex ecuted Before executing thejunction transfer the contents ofthe harddisk onto a floppy disk s This can be done with the Toshiba MS DOS BACKUP command See the Toshiba MS DOS manualfor...

Страница 82: ...VeHDDs which are the only disks with unlockformats you must select 2 yes If1 is selected with a JVe disk an error will be gener ated The system defaults to 1 and this message does not appear when other disks are installed 4 Bad track register Next the Bad Track register prompt will appear as shown below Enter the cylinder and head numbers ofbad tracks and press Enter Note that ifthere are no bad t...

Страница 83: ...ad track you can use this sub test to reformat the track as a good track To format a track as a good 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 3 Bad track FORMAT To format a track...

Страница 84: ...t shown below Drive number select 1 1 2 2 Bad tracks will be displayed in the format shown below cylinder head 0123 03 Press Enter to return to the Hard Disk Format menu NOTE After the HDD has beenformatted execute the Toshiba MS DOS FDISK command to partition the HDD Next execute the Toshiba MS DOS FORMAT com mand Refer to the Toshiba MS DOS manualfor more information about using these commands 3...

Страница 85: ...Head Cleaning from the DIAGNOSTIC MENU and press Enter to display 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 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 DIAGNOST...

Страница 86: ...D or memory address ADDR 7 Write data WD 8 Read data RD 9 HDC status HSTS 10 Error status name ERROR STATUS NAME 3 18 2 Operations 1 Select 5 Log Utilities from the DIAGNOSTIC MENU and press Enter Error information is logged into RAM or onto a floppy disk This information is displayed in the following format XXXXX ERRORS CNT TS NAME PASS STS ADDR WD RD HSTS STATUS NAME 001 FDD 02 0000 001 FDD 01 0...

Страница 87: ...e The 3 key returns to the Diagnostic Menu The 4 key erases all error log infonnation in RAM The 5 key outputs the error log infonnation to a printer The 6 key reads the log infonnation from a floppy disk The 7 key writes the log infonnation to a floppy disk 3 In the case of error retry OK a capital R is placed at the beginning of the error status However it is not added to the error count ...

Страница 88: ...t loaded an error will be generatedduring the FDD testing I Remove the diagnostics disk from the floppy disk drive and insert the work disk 2 Select 6 Running Test from the Diagnostic Menu and press Enter The following message will be displayed Printer wraparound test YIN Selecting Y yes executes the printer wraparound test Note that a printer wraparound connector must be connected to the PRTIFDD ...

Страница 89: ...ess Enter The following message appears 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 ...

Страница 90: ...ode 512 bytes 9 sectors track 2 200 Double sided double density double track 96 135 TPI MFM mode 512 bytes 9 sectors track 3 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 ofthe floppy disk both 3 5 inch and 5 25 inch and the designa...

Страница 91: ...ork disk and press any key The following message will be displayed when the FDD format is ex ecuted FDD TYPE FDD TYPE FDD TYPE Format start TRACK XXX HEAD X SECTOR XX track head XXX X After the floppy disk is formatted the following message appears Format complete Another format 1 Yes 2 No 5 Typing 1 displays the message from Step 3 above typing 2 returns the display screen to the DIAGNOSTIC MENU ...

Страница 92: ...oppy disk has been copied the following message will appear Copy complete Another copy 1 Yes 2 No 5 To copy another disk type 1 and the message from Step 1 will be dis played again Entering 1 returns the test program to the DIAGNOSTIC MENU 4 DUMP program 1 When DUMP is selected the following message appears DIAGNOSTICS HARD DISK FLOPPY DISK DUMP VX XX Drive type select l FDD 2 HDD 2 Select a forma...

Страница 93: ...nsert a source disk and press any key The following message appears Max address Track 0079 Head 01 Sector 09 Track number 6 Set the track number you want to dump The system will access the disk and dump a list ...

Страница 94: ...ard disk drives 8 The number ofprinter ports 9 Extended Memory Size 10 PS Micom Version 3 21 2 Operations Select 8 System Configuration from the DIAGNOSTIC MENU and press Enter The following system configuration displays SYSTEM CONFIGURATION BIOS ROM VERSION vx xx BOOT ROM VERSION vx xx KBC VERSION VX XX 639KB MEMORY 1 FLOPPY DISK DRlVE S 1 ASYNC ADAPTER 1 HARD DISK DRlVE S 1 PRINTER ADAPTER XXXXX...

Страница 95: ...ROM 2 Display 1 Display Adapter 2 LCD Display Mode 3 LCD Gray Scale Level 3 COMlPCMCIAlFDDIPRT 1 Serial Port 2 PC Card Slot 3 External FDDIPRT 4 Printer Port Type 4 Hard Disk 5 Power on Password 6 Others 1 Power up Mode 2 CPU Cache 3 Processing Speed 4 Battery Save Mode 5 Popup 6 Speaker 7 Battery Alarm 7 Battery Save Options 1 CPU Sleep Mode 2 HOD Auto Off 3 Display Auto Off 3 52 ...

Страница 96: ...ry Alann Enabled Printer Port TYPe OUtput tJ I Select it_ Space BkSp I CbaDge value a bit wit hout riD l om t d8f ult Va1u JIDd a v allaDg IUI4 bit NOTE The LCD gray scale level does not appear on the T1900C screen 3 22 3 3 22 4 Moving Within the SETUP Menu and Changing Values 1 Press and to move between the two columns and press t and J to move between items in a column 2 Press either the space b...

Страница 97: ...ti cally calculated by the computer This value cannot be changed 2 Base This field displays the amount ofbase conventional memory 640 KB and is automatically calculated by the computer This value cannot be changed 3 Extended Memory This field displays the amount ofextended memory the computer has available This value is calculated automatically when modifications are made to the Hard Ram value 4 H...

Страница 98: ...lso used when you attach a VGA monochrome monitor to the external display port Note that some software is displayed best in monochrome mode NOTE Whenyou connect a CRT to the computer you cannot change the display mode The LCD DisplayMode is automatically set to con form to the CRTbeing used 3 LCD Gray Scale Level T1900 only This option which appears in SETUP and in the Pop up Wmdow lets you switch...

Страница 99: ...he card modem s COM level is automatically reset to Not Used 2 PC Card Slot This option enables you to select how the PC Card slot is used PCMCIA Others Identifies an installed PCMCIA card Default Identifies an installed Toshiba card modem model PC 22 T24M orPC T24SL When you choose Others the sub window below appears allowing you to control the modem s COM Port and power COM Port COM2 IRQ3 2F8H P...

Страница 100: ...al FOO 10 Intemal FOO 10 None A A B B A This option sets the communication mode for the printerlFDD port to either output only or bi directional and is effective only when the Exter nal FDDIPRT option is set to Printer IfFDD A or B is selected for the External FDDIPRT option this setting is ignored and the mode is auto matically set to bi directional For most printers the port should be set to Out...

Страница 101: ...istered displays press the space bar or BkSp key The following prompt appears Password b Enter a password ofup to 10 characters The character string you enter is displayed as a string ofasterisks For example ifyou enter a password consisting offour characters the display is shown as Password NOTE qyou press Ellter before entering the password Not Registered reappears on the display c Press Enter T...

Страница 102: ...ord and press Enter The character string you enter is displayed as a string ofasterisks Password c Ifthe character string you enter matches the registered password the password option is reset and the display change to Not Registered Ifthey do not match the following message appears along with a beep indicating you must repeat Step b Entry Error 3 Making a Password Service Disk You must generate a...

Страница 103: ...with these options de pends primarily on the kind ofsoftware or peripherals you use 1 Power up Mode This option let you choose between AutoResume and boot mode You can also set this option using the Pop up Wmdow Boot Turns on boot mode Default Resume Turns on the AutoResume feature NOTE AutoResume does not work with the enhancedmode of Microsoft Windows unless the WRESUME driver is loaded See Chap...

Страница 104: ...without the AC adapter connected BA1TERYSAVE OPTIONS CPU Sleep Mode Enabled lIDD Auto Off 03 Min Display Auto Off 03 Min Default when the computer is booted with the AC adapter connected BA1TERYSAVE OPTIONS CPU Sleep Mode Disabled lIDD Auto Off Disabled Display Auto Off Disabled This option allows you to set the battery save parameters on the BA1TERYSAVE OPTIONS sub window When this option is sele...

Страница 105: ...alarms are unaffected This option also appears in the Pop up Window Enabled Disabled 7 Battery Alarm Enables software use ofthe system speaker Default Disables software use ofthe system speaker This option enables and disables the low battery alarm The option also appears in the Pop up Window Enabled Enables the alarm Default Disabled Disables the alarm 7 Battery Save Options 1 CPU Sleep Mode This...

Страница 106: ...play automatic power offfunction This function causes the computer to tum the sidelight offifyou make no entry for the set period oftime Disabled aMin Always OFF Disables display automatic power off Automatically turns offpower to the sidelit LCD panel ifit is not used for the duration set The duration 0 can be set to 1 3 5 10 15 20 or 30 minutes Turns offthe power to the display s fluorescent lam...

Страница 107: ...Display T1900 Cl Color LCD Display T1900C Cl Upper System Board Cl Lower System Board Before You Begin Look over the procedures in this section before you begin disassembling the T1900ff1900C Familiarize yourselfwith the disassembly and reassembly steps then begin each procedure by removing the AC adapter and the battery pack as instructed in Section 4 2 The Battery Pack 1 Do not disassemble the T...

Страница 108: ... appropriate test on the FRU you have fixed or re placed NOTE The illustrations in Chapter 4 are basedon the appearance ofthe T190OC unless otherwise noted Disassembly Procedures The T1900ff1900C has two basic types ofcable connectors o Pressure Plate Connectors o Normal Pin Connectors To disconnect a pressure plate connector lift up the tabs on either side ofthe connector s plastic pressure plate...

Страница 109: ...or the head ofthe screw and may prevent proper seating ofanFRU After installing an FRU confirm that it and the computer are functioning properly Tools and Equipment The use ofElectroStatic Discharge ESD equipment is very important for your safety and the safety ofthose around you Proper use ofthese devices will increase the success rate ofyour repairs and lower the cost for damaged or destroyed pa...

Страница 110: ...elease button until it clicks The battery will pop out slightly Figure 4 1 3 Firmly grasp the battery pack and pull it out Battery lalch cover Release button Figure 4 1 Removing the Battery Pack Installing the Battery Pack NOTE The batterypack is designed tofit into the T1900if190OC in only one way To install the battery pack follow the steps below and refer to Figure 4 1 4 4 I Gently slide the ba...

Страница 111: ...les connected to the computer 2 Remove the battery pack as described in Section 4 2 3 Open the cover to the expansion memory slot 4 Grasp the plastic tab and pull it so the card comes partially out ofthe computer 5 Grasp the optional memory card and pull it completely out Optional memory card Cover Figure 4 2 Removing the OptionalMemory Card CAUTION DO NOTtouch the connecting edge ofthe memory car...

Страница 112: ...h the word insert and an arrow pointing toward the connecting edge Tum the memory card so that it is facing up and carefully insert the connecting edge arrow first into the slot Push gently to ensure a firm connection 2 Close the expansion memory cover 3 Install the battery pack as described in Section 4 2 4 The T1900ff1900C automatically configures all additional memory as extended memory ...

Страница 113: ...les connected to the computer 2 Remove the battery pack as described in Section 4 2 3 Open the PCMCIA card slot cover located below the memory card slot then slide the PCMCIA card sliding stopper to the left 4 Use a coin or similar object to slide the PCMCIA card release button on the bottom ofthe computer to pop the card slightly out 5 Grasp the card and pull it out PCMCIAcard sliding stopper I P...

Страница 114: ... 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 finn connection but do not force the card into position 3 Push the PCMCIA card sliding stopper into place then close the PCMCIA slot cover PCMCIAcaro PCMCIA slol cover Figure 4 4 Installing the OptionalPCMCIA Card 4 Install the battery pack as descr...

Страница 115: ...nected to the computer 2 Remove the battery pack optional memory card and optional PCMCIA card as described in Sections 4 2 4 3 and 4 4 3 At the back ofthe computer remove the four Ml 5x6 silver screws securing the top cover Figure 4 5 01 M2 Sx6 Sil ve r cf screws Figure 4 5 Removing Top Cover Screws 4 Tum the computer so the front faces you and open the display Lay the display back fully Put a bo...

Страница 116: ...on the front ofthe top coverjust in front ofthe space bar and rotate the keyboard s front edge toward you to release the front latches Figure 4 6 8 Continue around the rim until aU latches are released then carefully lift up the top cover Figure 4 6 NOTES 1 The latch on the back left comer may catch To release this latch gentlyJiggle the cover backandforth tofree itfrom the chassis 2 Asyou remove ...

Страница 117: ...ontinue along the sides and snap the front latches last Figure 4 6 3 Secure the Ml 5 dO screw above the keyboard and replace the screw cover Figure 4 6 4 Close the display and set the ROB and PRT port protective covers in place 5 Secure the four Ml 5x6 silver screws at the back ofthe unit Figure 4 5 6 Install the optional PCMCIA card optional memory card and battery pack as described in Sections 4...

Страница 118: ...ord and all external cables connected to the computer 2 Remove the battery pack optional memory card optional PCMCIA card and top cover as described in Sections 4 2 through 4 5 3 Carefully lift up the keyboard to expose the keyboard connector 4 Disconnect the keyboard cable from pressure plate connector PJ4 on the upper system board and set the keyboard aside PJ4 Keyboard cable Figure 4 7 Removing...

Страница 119: ...he upper system board Figure 4 7 2 Seat the keyboard in the computer Note that a fold is built into the keyboard cable Do not try to bend the cable at any other point when you install the key board Figure 4 8 Keyboard cable I Figure 4 8 Seating the Keyboard 3 Install the top cover optional PCMCIA card optional memory card and battery pack as described in Sections 4 5 through 4 2 4 13 ...

Страница 120: ...memory card optional PCMCIA card top cover and keyboard as described in Sections 4 2 through 4 6 3 Remove the tape next to the keyboard connector pJ4 4 Remove the rIVe ID S 6 screws securing the keyboard base plate to the bottom cover and lift offthe plate Figure 4 9 Keyboard base plate Figure 4 9 Removing the KeyboardBase Plate 5 Remove the tape over the backup battery cable and lift out the back...

Страница 121: ...tery 6 Remove the Ml 5x6 screw from the front ofthe HOD and slide the HOD to the front to disconnect the HDD connector Figure 4 11 7 Lift out the HOD from the system unit Figure 4 11 Removing the HDD 8 Disconnect the backup battery cable from PJ503 Figure 4 10 4 15 ...

Страница 122: ...1900C s hard disk drive and backup battery follow the steps below and refer to Figures 4 9 through 4 13 4 16 I Secure the bracket with the four Oat head M3x4 screws Figure 4 12 2 Connect the backup battery cable to PJS03 Figure 4 10 3 Place the HDD into the HOD slot and slide the HOD to the back Make sure the HDD connector connects to the lower system board connector pJ203 correctly as shown in Fi...

Страница 123: ...tape over the backup battery cable 6 Secure the Ml 5s screw at the front ofthe HDD Figure 4 11 7 Set the keyboard base plate in place and secure it with the rIVe Ml 5s 6 screws Figure 4 9 8 Replace the tape next to the keyboard connector PI4 9 Install the keyboard top cover optional PCMCIA card optional memory card and battery pack as described in Sections 4 6 through 4 2 4 17 ...

Страница 124: ...ew coven from the display hinges to expose two screws securing the display mask 3 Remove the two Ml Sx6 silver screws that were covered by the screw covers 4 Carefully insert your fingers between the mask and the LCD panel and pry open the latches Start with the four latches across the top ofthe display mask 5 Continue unlatching the mask along the sides four latches on each side at the bottom two...

Страница 125: ...eginning with the four snaps in the display supports three snaps in the larger support and one snap in the small support 2 Continue along the bottom ofthe display two snaps along the sides four snaps and across the top four snaps 3 Secure the cover with two Ml Ss silver screws at the display hinges 4 Attach the two screw coven at each display hinge to cover the screws 4 19 ...

Страница 126: ...d base plate and display mask as described in Sections 4 2 through 4 S 3 Set the display unit at a 900 angle to the base and remove the two binge coven from the left and right hinges Figure 4 15 Figure 4 15 Removing the Hinge Covers 4 Remove the four Ml Sx8 silver screws and two Ml SxlO screws on the system board cover Figure 4 16 Note that the M2 5xS screwunder the binge secures the ground wire 5...

Страница 127: ...fully disconnect the display sensor switch cable from PJll on the system board Remove the Ml 5x6 sOver screw at the back right comer ofthe computer Lay the display back fully put a book or small box behind the display to support it and remove the two Ml 5x8 sOver screws on the display hinges securing the display then lift offthe display assembly M2 5x6 silver screw screw Display sensor switch cabl...

Страница 128: ... Connect the display sensor switch cable to PJll on the system board Figure 4 17 4 Connect the two display cables to PJ7 and PJ8 on the system board Figure 4 17 5 Secure the Ml 5x6 sOver screw on the back ofthe computer Figure 4 17 6 Set the system board cover in place and secure the display ground wire with an Ml 5x8 silver screw Figure 4 16 7 Secure the system board cover with three Ml 5x8 snver...

Страница 129: ...rd optional PCMCIA card top cover keyboard lIDO display mask and display assembly as described in Sec tions 4 2 through 4 9 3 Disconnect the mouseIKB cable from PJ3 and RTC battery cable from PJ2 on the upper system board 4 Remove the Ml 5x6 sOver screw on the left side ofthe upper system board and Mlx8 screw on the optional memory card connector 5 Pull up the upper system board to disconnect PJ5 ...

Страница 130: ...he lower system board CAUTION When you install the upper system board be careful not to cover the RTC battery cable andmouselKB cable These cables must be connected to the PJ2 andPJ3 connectors on the upper system board 2 Secure the Ml Sx6 screw on the left side ofthe upper system board and the Mlx8 screw on the optional memory card connector 3 Connect the RTC battery cable to PJ2 and mouseIKB cab...

Страница 131: ...mask display assembly and upper system board as described in Sections 4 2 through 4 10 3 Remove the tape and RTe battery from the middle frame assembly Figure 4 19 4 Disconnect the FDD cable from PJ202 on the lower system board Figure 4 19 FDDcable i I I ATC battery Figure 4 19 Removing the RTCBattery andFDD Cable 5 Remove the Ml Sx silver screw from the bottom ofthe computer Figure 4 20 6 Remove ...

Страница 132: ... the lower system boardassembly carefully slide the FDD cable out ofthe hole on the middleframe assembly M2 5x6 silver Figure 4 20 Removing the Lower System BoardAssembly 9 Turn the lower system board assembly over remove the two Ml Sx6 screws then lift offthe lower metal plate and PCMCIA ejector button Figure 4 21 M2 5x6 screws r I I I Figure 4 21 Removing the LowerMetal Plate ...

Страница 133: ...e lower system board into the middle frame assembly from left to right making certain that the DC IN jack fits into the hole on the right side ofthe middle frame assembly 3 Place the PCMCIA card ejector on the PCMCIA frame usembly The card ejector fits inside the walls ofthe PCMCIA frame assembly and hooks into the holes on the PCMCIA connector 4 Secure the two Mlx8 screws on the PCMCIA connector ...

Страница 134: ... power supply circuits and connect the FDD cable to PJ202 Figures 4 19 and 4 20 9 Secure the Ml 5I6 screw on the bottom ofthe unit Figure 4 20 10 Set the RTC battery in the RTC battery holder on the middle frame assembly and place the tape over the battery Figure 4 19 11 Set the PCMCIA expansion slot cover in place and secure it with two M2 5x6 screws 12 Install the upper system board display asse...

Страница 135: ...nal PCMCIA card top cover keyboard lIDO display mask display assembly upper system board and lower system board as described in Sections 4 2 through 4 11 3 Remove the two Ml 5x6 screws on the mouseIKB board assembly Figure 4 23 4 Lift the left side ofthe FDD unit with mouseIKB board assembly and slowly pull it to the left to remove the assembly from the chassis Figure 4 23 n M2 SX8 Mouse KB board ...

Страница 136: ...hrough 4 25 4 30 I Place the FDD bracket on the FDD and secure it with the three MlI3 black screws Figure 4 25 2 Secure the mouseIKB board with two Ml 5x4 screws to the FDD bracket Figure 4 24 3 Place the FDD Dsembly in the computer right side first and secure the mousel KB board with two Ml 5x6 screws Figure 4 23 4 Install the lower system board upper system board display assembly display mask lI...

Страница 137: ...pack optional memory card optional PCMCIA card top cover and display mask as described in Sections 4 2 4 3 4 4 4 5 and 4 8 3 Remove the four Ml 5x6 screws securing the display support plate Figure 4 26 Display ground cable Display support plate Figure 4 26 Removing the Display Support Plate 4 Remove the two Ml 5x6 screws securing the FL inverter board Figure 4 27 5 Carefully rotate the FL inverter...

Страница 138: ... and CN3 Figure 4 27 2 Route the cables so they are not pinched by the FL inverter board display hinge or other component 3 Replace the FL inverter board and secure it with the two Ml 5x6 screws Figure 4 27 4 Set the display support plate in place and secure it with four Ml 5x6 screws One screw also secures the display ground cable Figure 4 26 5 Install the display mask top cover optional PCMCIA c...

Страница 139: ...nected to the computer 2 Remove the battery pack optional memory card optional PCMCIA card top cover display mask display assembly and inverter board as described in Sections 4 2 4 3 4 4 4 5 4 8 4 9 and 4 13 3 Remove the Ml 5x6 screw securing the LCD module to the LCD cover 4 Carefully rotate the LCD module from right to left out ofthe display cover and disconnect the three display cables from the...

Страница 140: ... the three display cables to the LCD module and carefully rotate the LCD module into the LCD cover 2 Secure the Ml 5x6 screw on the LCD module 3 Install the FL inverter board display assembly display mask top cover optional PCMCIA card optional memory card and battery pack as described in Sections 4 13 4 9 4 8 4 5 4 4 4 3 and 4 2 ...

Страница 141: ...cted to the computer 2 Remove the battery pack optional memory card optional PCMCIA card top cover display mask display assembly FL inverter board and LCD module as described in Sections 4 2 4 3 4 4 4 5 4 8 4 9 4 13 and 4 14 3 Lay the color LCD module face down and use needle nose pliers to unbend the 16 latches holding the front and back frames together Then lift the unit out ofthe front frame Fi...

Страница 142: ...ilver screws securing the FL unit and LCD panel to the back frame Figure 4 30 panel Figure 4 30 Removing the FL Screws 5 Pull out the reflective sheet from the LCD module 6 Lift out the FL Figure 4 31 FL Figure 4 31 Removing the FL ...

Страница 143: ... using the reflective sheet Figure 4 31 2 Secure the LCD panel with four Mlx4 screws Figure 4 30 3 Carefully bend the 16 latches back into place Figure 4 29 4 Install the color LCD module FL inverter board display assembly display mask top cover optional PCMCIA card optional memory card and battery pack as described in Sections 4 14 4 13 4 9 4 8 4 5 4 4 4 3 and 4 2 4 37 ...

Страница 144: ...ptional memory card optional PCMCIA card top cover display mask and display assembly as described in Sections 4 2 through 4 5 4 8 and 4 9 3 Remove the fIVe ID S 6 screws securing the display support plate Figure 4 32 Display ground cable I M2 5x6sc Figure 4 32 Removing the Display Support Plate 4 Remove the ID S 6 screw securing the FL inverter board Figure 4 33 5 Tum the FL inverter board over an...

Страница 145: ...nd route the cables so they will not be pinched by the display cover or other component 3 Secure the FL inverter board with one Ml 5x6 screw Figure 4 33 4 Set the display support plate in place and secure it with rIVe Ml 5x6 screws One screw also secures the display ground cable Figure 4 32 5 Install the display assembly display mask top cover optional PCMCIA card optional memory card and battery ...

Страница 146: ...the T1900rr1900C and ifattached disconnect the AC adapter power cord and all external cables connected to the computer 2 Remove the battery pack optional memory card optional PCMCIA card top cover display mask display assembly and FL inverter board as described in Sections 4 2 4 3 4 4 4 5 4 8 4 9 and 4 16 3 Remove the two Ml S 6 screws 4 Rotate the LCD module out ofthe cover from right to left 5 D...

Страница 147: ...t and CNl on the LCD module 2 Place the module in the cover and route the cables so they will not be pinched by the display panel or other components 3 Secure the panel with two Ml Sx6 screws 4 Install the FL inverter board display assembly display mask top cover optional PCMCIA card optional memory card and battery pack as described in Sections 4 16 4 9 4 8 4 5 4 4 4 3 and 4 2 4 41 ...

Страница 148: ...nd aU external cables connected to the computer 2 Remove the battery pack optional memory card optional PCMCIA card top cover display mask FL inverter and LCD module as described in Sections 4 2 4 3 4 4 4 5 4 8 4 9 4 16 and 4 17 3 Peel offthe tape from the lamp cover then remove three Ml 5 13 brass flat head screws securing the cover and take offthe cover 4 Remove the fluorescent lamp Cover Fluore...

Страница 149: ...d align the holes in the cover with the corresponding holes in the display assembly cover 3 Secure the plastic cover with the three Oat head Ml 5 s3 brass screws 4 Secure the FL cable to the LCD panel with tape as indicated in Figure 4 35 5 Install the LCD panel FL inverter display assembly display mask top cover optional PCMCIA card optional memory card and battery pack as described in Sections 4...

Страница 150: ...stalling the LCD module in the LCD cover be sure to seat it so that it is properly aligned and maximum visibility ofthe display is maintained OJ 2 Be careful to align the holes at the four comers ofthe 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 polarize...

Страница 151: ...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 Ifwater or other liquid is left on the panel s sulface for a long period it can change the screen s tint or stain it Be sure to quickly wipe offany liquid 6 fJ 0 e 5 Glass is used in the panel so be careful not to drop it or let it strike a hard object which could cause bre...

Страница 152: ...wear a wrist or ankle ground when handling the module li i 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 A 3 ...

Страница 153: ...Disassembl _caILcaustunalfunctionL C i i i i I 10 Ifyou 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 panels polarization ...

Страница 154: ...U Upper System Board 4 L H t I t r J a t o i r 11111 __ I 1 t A t _ I f I t I I 4 I i 1 1 I J 4 I rn 111111111111 r 1 I IIIIIIIII f L J L r JJ ill mL _ b J if t lJfI1 ill t NI E i I f m Figure B 1 FATSU Upper System Board front I 8 1 ...

Страница 155: ...r II e l 110 5 08 f II f 1 A 11 i I f i 1 1 m __ 4 I I 1rL I I L c 3 3 D e lIP I __ rr I _ t C r r _ r _ It 1 O i l f ij m I m i O j t i 1_ 1 f I O i I t I I J I r 1 I E I r t L J lot _ I WI i u _ _ Figure B 2 FATSU Upper System Board back G ...

Страница 156: ...Optional Memory card Connector F PJ2 RTC Battery Connector G PJ3 MouseIKB Connector H PJ4 Keyboard Connector I PJ7 8 LCD Connector Table B 2 FATSU Upper System BoardICs andConnectors back Mark Number Name A IC1 CPU80486SX B lC4to7 IC8to ii System Memory IC54to61 C IC14 Real Time Clock D IC20 21 Video Memory E PJ5 Power Supply Interface Connector F PJ10 Joint Connector G PJ9 CRT Connector B 3 ...

Страница 157: ...B 2 FATSl lower System Board 0 1 _ _ E3 13 III t3r I i I I I I II _ A i rtf H 0 0 I I I I Figure B 3 FATSL Lower System Board front 8 4 J ...

Страница 158: ... t I 1 1 1 r7f r II IE 11 I 12 I c t pzzzzz Lj 0 10 F jc 1 f I i I L i I I i I i r Ii l i S j I 7 tr s ti E 1 I i L L r I I f i II I I j I I I J r oj I i l J tJ i i 11 fl dJ 1 e_ I I fflt II I w llJi t I I I I I 1 1 Ii I _ i Iill tl e I I I I I I Figure B 4 FATSL Lower System Board back 8 5 ...

Страница 159: ...r E PJ202 Internal FDD Connector F PJ204 Serial Interface Connector G PJ501 Power Supply Connector H PJ206 Joint Connector I PJ502 DC IN Connector J PJ503 Backup Battery Connector I PJ504 Main Battery Connector Table B 4 FATSL Lower System BoardICs andConnectors back ark Number Name A IC203 PCMCIA Controller Gate Array B PJ203 Internal HDD Connector C PJ205 PCMCIA Connector B 6 ...

Страница 160: ... 60 MA07 111 0 17 VCC 61 MA09 111 0 18 MA06 111 0 62 GNO 19 MA08 111 0 63 GNO 20 MA10 111 0 64 GNO 21 GNO 65 RAS1 001 0 22 RASO 001 0 66 CAS2 011 0 23 CASO 011 0 67 GNO 24 CAS1 011 0 68 CAS3 011 0 25 VCC 69 RAS3 001 0 26 GNO 70 MEMWE 011 0 27 83V 71 ORAMST1 100 110 28 ORMST2 100 110 72 ORAMST3 100 110 29 ORMST4 100 110 73 GNO 30 ORMST6 100 110 74 ORAMST5 100 110 31 CASO 011 0 75 ORAMST7 100 110 32...

Страница 161: ...K 100 VO 03 vee 08 GND 04 MOUSED 100 VO 09 GND 05 MUSECK 100 VO 10 GND C 4 PJ4 KB I F Connector 1g Pln Table C 4 KB IIF Connector Pin Assignments l9 pin Pin Signal 110 Pin Signal 110 01 KBOTOO OOO 0 11 KBOT03 OOO 0 02 KBRT6 100 I 12 KBOT04 OOO 0 03 KBRTO 100 I 13 KBOT05 OOO 0 04 KBRT2 100 I 14 KBOT06 OOO 0 05 KBRT3 100 I 15 KBOT08 OOO 0 06 KBRT1 100 I 16 KBOT02 OOO 0 07 KBRT7 100 I 17 KBOT07 OO 0 ...

Страница 162: ... 11 PCLR OOO 1 0 31 KEYPRS 100 0 1 12 PNLOFF OOO 0 1 32 POPUP 100 0 1 13 GND 33 KBCS OOO 1 0 14 GND 34 SPEAK 100 1 0 15 VCC 35 IHMED OOO 1 0 16 VCC 36 SUBBAT 100 1 0 17 VCC 37 N C 18 VCC 38 N C 19 VCC 39 GND 20 VCC 40 GND C s PJ7 LCD Connector 1 20 Pln Table C 6 LCD Connector 1Pin Assignments 20 pin Pin Signal I O Pin Signal I O 01 LPF 110 0 11 SUDO 110 0 02 LCLK 110 0 12 SLD3 110 0 03 FPF 110 0 1...

Страница 163: ... 0 07 SCLD13 110 0 03 SCLD16 110 0 08 SCLD14 110 0 04 SCLD08 110 0 09 GND 06 SCLD12 110 0 10 GND C PJ9 CRT I F Connector 15 Pln Table C 8 CRTIIF Connector Pin Assignments l5 pin Pin Signal 110 Pin Signal 110 01 RED 101 0 09 NlC 02 LGREN 101 0 10 GND 03 BLUE 101 0 11 NlC 04 NlC 12 NlC 06 GND 13 PHSYNC 100 0 06 GND 14 PVSYNC 100 0 07 GND 16 NlC 08 GND C 4 ...

Страница 164: ...100 VOcc 22 10RO 000 VO 72 8013 100 VO 23 OMACLK 100 0 1 73 8014 100 VO 24 OMAROY 100 0 1 74 8015 100 VO 25 8MER 000 0 1 75 lA2O 100 VO 26 8MEW 000 0 1 76 LA21 100 VO 27 OMAWR OOO 1 0 n LA22 100 VO 28 OMARO OOO 1 0 78 LA23 100 VO 29 AEN 100 1 0 79 MEWR OOO VO 30 OACK2 000 1 0 80 MERO lOOO VO 31 OMAEN8 100 1 0 81 BALE 100 0 1 32 ENPNBP OOO VO 82 8BHE 000 VO 33 IRQ8 100 0 1 83 BPRF8 100 1 0 34 TMOUT...

Страница 165: ...PRT FDD Connector for Printer 25 Pin Table C ll PRTIFDD Connector forprinter Pin Assignments 25 pin Pin Signal I O Pin Signal I O 01 STROB 0 14 AUTFD 0 02 PDBOO 1 0 15 ERROR I 03 PDB01 VO 16 PINT 0 04 PDB02 VO 17 SLiN 0 05 PDB03 1 0 18 GND 06 PDB04 VO 19 GND 07 PDB05 VO 20 GND 08 PDB06 VO 21 GND 09 PDB07 VO 22 GND 10 ACK I 23 GND 11 BUSY I 24 GND 12 PE I 25 GND 13 SELCT 0 C 6 ...

Страница 166: ... GND 10 DSL 0 23 GND 11 MON 0 24 GND 12 WDAT 0 25 GND 13 WEN 0 C 13 PJ202 Internal FOO Connector 26 Pin Table C 13 Internal FDD Connector Pin Assignments 26 pin Pin Signal 110 Pin Signal 110 01 VCC 14 ISTEP OOO 0 02 IINDEX OOO I 15 GND 03 VCC 16 IWDAT OOO 0 04 IDSL OOO 0 17 GND 05 VCC 18 IWEN OOO 0 06 DSKCHG OOO I 19 GND 07 VCC 20 ITRO OOO I 08 IRDY OOO I 21 GND 09 IHMED OOO I 22 IWPR OOO I 10 IMO...

Страница 167: ... 8011 100 1 0 32 11016 000 I 11 8003 100 1 0 33 8A01 1oo 1 0 12 8012 100 1 0 34 N C 13 8002 100 1 0 35 8AOO 100 110 14 5013 100 1 0 36 8A02 1oo 110 15 8001 100 1 0 37 HOCOC8 OOO 0 16 8014 100 1 0 38 HOC1C8 000 0 17 5000 100 1 0 39 ORV8L 000 I 18 8015 100 110 40 GNO 19 GNO 41 VCC 20 N C 42 VCC 21 N C 43 GNO 22 GNO 44 RVCC C 1S PJ204 SerialllF Connector 9 Pin Table C 15 SerialIIF Connector Pin Assig...

Страница 168: ... 0 46 CADA17 100 0 13 CADA13 100 0 47 CADA18 100 0 14 CADA14 100 0 48 CADA19 100 0 15 WEA OOO 0 49 CADA20 100 0 16 BSYA OOO I 50 CADA21 100 0 17 MCVCCA 51 MCVCCA 18 MCVP1A 52 MCVP2A 19 CADA16 100 0 53 CADA22 100 0 20 CADA15 100 0 54 CADA23 100 0 21 CADA12 100 0 55 CADA24 100 0 22 CADA07 100 0 66 CADA25 100 0 23 CADA06 100 0 57 NlC 24 CADA05 100 0 68 CRSTA 100 0 25 CADA04 100 0 59 WAITA OOO I 26 CA...

Страница 169: ...DCIN 03 GND 02 GND C 18 PJ503 Backup Battery Connector 2 Pin Table C 18 Backup Battery Connector Pin Assignments 2 pin Pin Signal 110 Pin Signal 110 01 SUBBAT 02 GND C 19 PJ504 Main Battery Connector 5 Pin Table C 19 Main Battery Pin Assignments 5 pin Pin Signal 110 Pin Signal 110 01 BATT 04 GND 02 CBTH 05 GND 03 N C C 10 ...

Страница 170: ...2 B R b r it If 6 In I r 3 II 3 C S c s a 0 u lL 1t 4 4 0 T d t a 0 fi i I b I r 5 5 E U e u a 0 N 1 r F G J 6 6 F V f v A 0 a 1 1 F J 1 L 7 1 I 7 G W 9 w C U 0 rn l 1 lll 8 H X h x e Y 1 fI 0 9 0 l 9 I Y i Y e 0 I 1 IFI e 8 J Z j z e 0 fdb n B IT K k j 1 1 l c Q L L I I i X 1 cp n I 0 J M m 1 I 1 1J 4 2 E N n A Pt I I E I F Q I 0 0 Cl A I_I Blfr 1 I I n 0 1 ...

Страница 171: ...O 4E 13 00 80 55 FO 55 15 BkSp OE 8E 66 FO 66 16 Tab OF 8F 00 FO 00 17 a 10 90 15 FO 15 18 W 11 91 10 FO 10 19 E 12 92 24 FO 24 20 R 13 93 20 FO 20 21 T 14 94 2C FO 2C 22 Y 15 95 35 FO 35 23 U 16 96 3C FO 3C 2 24 I 17 97 43 FO 43 2 25 0 13 98 44 FO 44 2 26 P 19 99 40 FO 40 2 27 1A 9A 54 FO 54 28 18 98 58 FO 58 29 42 I 28 AS 50 FO 50 5 30 Caps Lock 3A 8A 58 FO 58 31 A 1E 9E 1C FO 1C 32 S 1F 9F 18 F...

Страница 172: ...1 2 54 34 84 49 FO 49 2 55 I 35 85 4A FO 4A 2 57 Shift R 36 86 59 FO 59 58 Ctrl 10 90 14 FO 14 3 60 Ait L 38 88 11 FO 11 3 61 Space 39 89 29 FO 29 62 ALT R EO 38 EO 88 EO 11 EO FO 11 75 Ins EO 52 EO 02 EO 70 EO FO 70 1 76 Oel EO 53 EO 03 EO 71 EO FO 71 1 79 EO 48 EO C8 EO 68 EO FO 68 1 80 Home EO 47 EO C7 EO 6C EO FO 6C 1 81 End EO 4F EO CF EO 69 EO FO 69 1 83 t EO 48 EO C8 EO 75 EO FO 75 1 84 J E...

Страница 173: ...123 F12 58 08 07 124 PrintSc 6 6 6 126 Pause 7 7 7 202 Fn Notes 1 Scan codes differ by mode 2 Scan codes differ by overlay function 3 In combination with Fa key makes different codes 4 Fa key does not generate a code by itself 5 This key corresponds to Key No 42 in 102 key model 6 Refer to Table E 6 Scan Codes with Ctrl Key 7 Refer to Table E 7 Scan Codes with AltKey B k FO 05 FO 06 FO 04 FO OC FO...

Страница 174: ...e shows scan codes with the Left Shift key In combination with the Right Shift key scan codes are changedas listed below With Left Shift With Right Shift Set 1 EO M EO 86 EO 2A EO 36 Set 2 EO FO 12 EO FO 59 EO 12 EO 59 Table E 3 Scan Codes in Numlock Mode Cap Key Cod Sat 1 Coda Set 2 No tOD Maka Break Make Break 75 INS EO 2A EO 52 EO 02 EO M EO 12 EO 70 EO FO 70 EO FO 12 76 DEL EO 2A EO 53 EO 03 E...

Страница 175: ...48 C8 75 FO 75 10 9 9 49 C9 70 FO 70 11 0 37 87 7C FO 7C 23 U 4 48 C8 68 FO 68 24 I 5 4C CC 73 FO 73 25 0 6 40 CO 74 FO 74 26 P 4A CA 78 FO 78 37 J 1 4F CF 69 FO 69 38 K 2 50 DO 72 FO 72 39 l 3 51 01 7A FO 7A 40 4E CE 79 FO 79 52 M O 52 02 70 FO 70 53 33 B3 41 FO 41 54 53 03 71 FO 71 55 I I EO 35 EO 85 40 4A EO FO 4A Table E 6 Scan Codes with Ctrl Key Key Code Set 1 Code Set 2 top Shift Make Break...

Страница 176: ...able E 7 Scan Codes with Alt Key Key Code Set 1 Code Set 2 top Shift Make Make Pause Common E1 10 45 E1 SO C5 E1 14 n E1 FO 14 FO n Ctrl EO 46 EO C6 EO 7E EO FO 7E This key generates only Make codes E 6 ...

Страница 177: ...Appendix F Keyboard Layouts F 1 United States US Keyboard Figure F J US Keyboard F 2 United Kingdom UK Keyboard Figure F 2 UK Keyboard F 1 ...

Страница 178: ...F 3 German GR Keyboard lGl QtQqqqqqqqql jGO qq milleJl5J Figure F 3 GR Keyboard F 4 French FR Keyboard Figure F 4 FR Keyboard F 2 ...

Страница 179: ...F 5 Spanish SP Keyboard Figure F 5 SP Keyboard F 6 Italian IT Keyboard Figure F 6 ITKeyboard F 3 ...

Страница 180: ...F 7 Scandinavian SC Keyboard Figure F 7 SC Keyboard F 8 Swiss German SL Keyboard Figure F 8 SL Keyboard F 4 ...

Страница 181: ...F 9 Canadian Specialized Keyboard It ilqqqqqqqqqqqqqqqqqqt ilt5JtiJlaa Figure F 9 Canadian Keyboard F 10 Keycap Number Keyboard Figure F IO Keycap Number Keyboard F 5 ...

Страница 182: ...UN 2 PDO 11 BUSY Figure G l Printer Wraparound Connector G 2 RS 232 C Wraparound Connector G 3 3 TO 7 RTS 4 DTR 2 RD 8 CTS 1 CD 6 DSR 9 RI Figure G 2 RS 232 C Wraparound Connector RS 232 C Direct cable 9 Pin to 9 Pin 3 TO 2 RD 4 DTR 6 DSR 8 CTS 9 RI 7 RTS 1 CD 5 GND 5 GND 2 RD 3 TO 1 CD 7 RTS 6 DSR 4 DTR 8 CTS 9 RI Figure G 3 RS 232 CDirect Cable 9 pin to 9 pin G 1 ...

Страница 183: ...G 4 RS 232 C Direct cable 9 Pin to 25 Pin 1 CD 4 RTS 2 RD 2 TO 3 TO 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 G 2 ...

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