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2-2

T2150 Series

2.2

Troubleshooting Flowchart

Use the flowchart in figure 2-1 as a guide for determining which troubleshooting procedures
to execute. Before going through the flowchart steps, verify the following:

❑

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 equipment is disconnected from the computer.

❑

Make sure the floppy disk drive is empty.

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Содержание T2150 series

Страница 1: ...pports 2HD 1 44 Mbytes floppy disks and 2DD floppy disks 720 Kbytes floppy disks CD ROM Drive The internal CD ROM drive is full size and double speed This drive can run 12cm or 8cm disks without an adapter and supports the following formats Audio CD Photo CD and ISO 9660 formats Memory Standard memory includes 4 MB of CMOS RAM and comes with 8MB This in cludes 640 KB of conventional memory with 32...

Страница 2: ...pe II 5 0mm card The lower slot can accommodate one Type III 10 5mm card when the upper slot is empty Parallel port The Centronics compatible parallel interface port can be used to connect a Centronics compatible printer or other parallel device The port has ECP Enhanced Capabilities Port conforming to IEEE P1284 RS 232 C port The T2150 series has one 9 pin serial interface port External Keyboard ...

Страница 3: ...r a mouse Sound System The Sound Blaster Pro compatible sound system gives multimedia capability with a built in microphone and speaker The sound system provides a volume control dial and jacks to connect external audio devices headphone microphone and audio line in The T2150 series Personal Computer is shown in figure 1 1 Figure 1 1 T2150 series personal computer ...

Страница 4: ...1 4 T2150 Series 1 2 System Unit Block Diagram Figure 1 2 is a block diagram of the T2150 series system unit Figure 1 2 T2150 series system board block diagram ...

Страница 5: ...cessor Four way set associative method BIOS ROM Flash EEPROM 128 Kbytes one 128Kx8 bit chip memory 64 Kbytes in the ROM are used for system BIOS 40 Kbytes in the ROM are used for VGA BIOS 24 Kbytes in the ROM are reserved Access time 150 ns Data transfer is 8 bit width Video RAM 1 Mbyte two 256Kx16 bit chips 5 volt operation Access time 70 ns Optional memory One expansion memory slot is available ...

Страница 6: ...tem Controller Gate Array VALCNT GA This gate array has the following functions Data Bus driver CPU data ISA data Address Bus driver CPU address ISA address ISA control SYCLK DMCLK generation ISA cycle control DMA support control External master support control Refresh control A20 control RTC control Clock Reset Suspend control CPU clock control STPCLK and INTR NMI SMI adjustment SMI control Curre...

Страница 7: ...ng functions Level shift 5V data bus 3V data bus Video Controller LSI C T 65545 The T2150 series internal display controller 3 3 5 volts operation controls the internal VGA display and external SVGA compatible display Keyboard Controller KBC One M38802 chip is used This KBC includes the keyboard scan controller and keyboard inter face controller The KBC controls the internal keyboard external keyb...

Страница 8: ...specifications for the FDD are described in table 1 1 Figure 1 3 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 Rotati...

Страница 9: ... for the HDD are described in table 1 2 Figure 1 4 2 5 Inch HDD Table 1 2 2 5 inch HDD specifications 250 MB 500 MB MK1724FCV IBM DBOA 2528 Physical specifications Formatted capacity Mbytes 262 528 Number of disks 2 2 Data heads 16 16 Data surfaces 4 3 Tracks per surface 842 1 024 Sectors per track 38 63 Bytes per sector 512 512 Access time ms Track to track 3 3 Average 13 13 14 R W Maximum 25 23 ...

Страница 10: ...the keyboard controller on the system board through a 25 pin flat cable The T2150 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 5 See Appendix E for optional keyboard configurations Figure 1 5 Keyboard ...

Страница 11: ...ns for the CD ROM drive are described in table 1 3 Figure 1 6 CD ROM Table 1 3 CD ROM specifications Item 1X mode 2X mode Data capacity bytes block Mode 1 2 048 Mode 2 2 336 Transfer Rate Sustained Block transfer speed blocks s 75 150 Sustained Data transfer speed kbytes s 150 300 Mode 1 150 300 Mode 2 171 342 ATAPI Burst Mbytes s 3 33 PIO mode 0 Access time ms Average Random Access 360 265 Averag...

Страница 12: ...T2150CDS 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 has a shift clock for data transmission All signals are CMOS level compatible The STN LCD is shown in figure 1 7 The specifications for the LCD are described in table 1 4 Figure 1 7 STN color LCD Table 1 4 STN color LCD specifications Item Specifi...

Страница 13: ...pplies high frequency current to light the LCD s Fluorescent Lamp The specifications for the FL inverter are described in table 1 5 Table 1 5 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 ...

Страница 14: ...rray VGA and Super VGA SVGA for external display The T2150CDT s LCD receives 18 bit data signals data enable signals and a shift clock for data transmission All signals are CMOS level compatible The TFT LCD is shown in figure 1 8 The specifications for the LCD are described in table 1 6 Figure 1 8 TFT color LCD Table 1 6 TFT color LCD specifications Item Specifications Number of dots dots 640x480 ...

Страница 15: ...ies high frequency current to light the LCD s Fluorescent Lamp The specifications for the FL inverter are described in table 1 7 Table 1 7 FL inverter board specifications Item Specifications Input Voltage VDC 5 Power W 4 25 Output Voltage VAC 1 100 r m s Current mA 4 0 Frequency KHz 40 ...

Страница 16: ...LED 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 8 Table 1 8 Power supply output rating DC Regulation Maximum Use for Name voltage toleran...

Страница 17: ...k is 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 battery maintain the state of the computer when you enable AutoResume Battery Indicator The Battery indicator is located on the front of the T2150 series The indicator shows the status of the removable battery pack The status o...

Страница 18: ...d there are two types of charge quick charge when the system is powered off and trickle charge when the system is powered on Table 1 10 Time required for quick charges 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 output voltage is...

Страница 19: ...kup battery Table 1 11 Backup battery charging data preservation time 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 12 shows the charging time...

Страница 20: ...tions are described in Chapter 3 and detailed replacement proce dures are given in Chapter 4 The following tools are necessary for implementing the troubleshooting procedures 1 A T2150 series Diagnostics Disk 2 A Phillips head 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...

Страница 21: ...ocedures to execute Before going through the flowchart steps verify the following 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 equipment is disconnected from the computer Make sure the floppy disk drive is empty ...

Страница 22: ...T2150 Series 2 3 Figure 2 1 Troubleshooting flowchart 1 2 ...

Страница 23: ...an error s then perform the appropriate troubleshooting 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 floppy disk test perform the floppy disk drive troubleshooting procedures in section 2 5 3 If an error is de...

Страница 24: ...he keyboard troubleshooting procedures in section 2 7 5 If an error is detected on the display test perform the display troubleshooting procedures in section 2 8 6 If an error is detected on the CD ROM test perform the CD ROM drive trouble shooting procedures in section 2 9 ...

Страница 25: ...cted and supplying power When the AC IN indicator is green the AC power cord is connected and supplying power to the T2150 series If the AC IN indicator does not light the AC power cord is not supplying power to the T2150 series or the AC power cord is not attached to the T2150 series go to Check 1 If the AC IN indicator is flashing orange the AC power cord s voltage supply is abnormal or the powe...

Страница 26: ...re 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 gently wi...

Страница 27: ...the power supply board through the AC IN plug located on the AC PS unit Replace the AC PS unit if it is damaged Refer to chapter 4 for instructions on how to disassemble the T2150 series 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 ...

Страница 28: ...f there is no error message go to Procedure 2 If the Toshiba MS DOS is properly loaded go to Procedure 3 Check 1 If one of the following error messages is displayed on the screen press the F1 key as the message instructs These errors occur when the system configuration preserved in the RTC memory CMOS type memory is not the same as the actual configuration or when the data is lost If you press the...

Страница 29: ...ey as the message instructs WARNING RESUME FAILURE PRESS ANY KEY TO CONTINUE This error message appears when data stored in RAM under the resume function is lost because the battery has become discharged or the system board is damaged Go to Procedure 3 If any other message appears perform Check 3 ...

Страница 30: ...e 25 or 26 is displayed go to the FDD Troubleshooting Proce dures 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 EXT...

Страница 31: ...e space bar and turn on the T2150 series power 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...

Страница 32: ...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...

Страница 33: ... Check 4 If error code 60h is displayed go to the FDD Troubleshooting Procedures in Section 2 5 Procedure 3 Printer Port LED Check on Resume Mode The printer port LED displays the IRT status and test status by turning lights on and off as an eight digit binary value for resume mode To use the printer port LED follow these steps 1 Turn on the T2150 series power then set to resume mode 2 Turn off th...

Страница 34: ...rform these tests 1 System test 2 Memory test 3 Printer test 4 ASYNC test 5 Real Timer test 6 PCMCIA test 7 SOUND test 8 CD ROM test If an error is detected during these tests go to Procedure 5 Procedure 5 Replacement Check The system board or the sound board may be damaged Disassemble the T2150 series follow ing the steps described in chapter 4 Replacement Procedures and perform the following che...

Страница 35: ...rocedure 2 Diagnostic Test Program Check Procedure 3 Connector Check and Replacement Check Procedure 1 FDD Head Cleaning Check FDD head cleaning is one option available in the Diagnostic Program Detailed operation is given in chapter 3 Tests and Diagnostics After Toshiba MS DOS loads run the Diagnostic Program and then clean the FDD heads using the cleaning kit If the FDD still does not function p...

Страница 36: ...s dis abled If any other errors occur while executing the FDD diagnostics test go to Check 1 Table 2 3 Floppy disk drive error code 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 out erro...

Страница 37: ...0CD system 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 cable may be defective or damaged Replace the cable If the FDD is still not functioning properly perform Check 3 Check 3 The FDD or its cable may be defective or damaged Replace the FDD with a new one following the steps in chapter 4...

Страница 38: ...isk and turn on the computer Then perform the follow ing checks 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 create a D...

Страница 39: ...ssages do 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 T2150 series HDD If the error m...

Страница 40: ...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 T2150 series 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 following message ...

Страница 41: ... Table 2 4 Hard disk drive error code and status Code Status 01h Bad command 02h Bad address mark 04h Record not found 05h HDC not reset 07h Drive not initialized 08 HDC overrun DRQ 09h DMA boundary error 0Ah Bad sector error 0Bh Bad track error 10h ECC error 11h ECC recover enabled 20h HDC error 40h Seek error 80h Time out error AAh Drive not ready BBh Undefined error CCh Write fault E0h Status e...

Страница 42: ...he keyboard 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 T2150 series as described in chapter 4 Replacement Procedures and perform the following checks Check 1 Make sure the keyboard cable is not damaged and is connected to the system board Keyboard cable ...

Страница 43: ...Check Connect the external CRT to the T2150 series 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 Proce dure 4 If the external CRT appears to have the same problem as the internal LCD the display con troller may be damaged Go to Procedur...

Страница 44: ...cted by two cables The LCD module and system board are connected by two signal T2150CDT 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 T2150CDS display connection ...

Страница 45: ...2 26 T2150 Series Figure 2 4 T2150CDT 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 ...

Страница 46: ... 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 6 Check 4 Replace...

Страница 47: ... cleaner Apply the cleaner to a cloth and wipe the lens If the CD ROM drive still does not function properly after cleaning go to Procedure 2 Procedure 2 Diagnostic Test Program Execution Check The CD ROM drive Diagnostic Test program is stored on the T2150 series Diagnostics Disk After Toshiba MS DOS loads run the diagnostic program stored on the test program dis kette Insert a test CD Toshiba EM...

Страница 48: ...sure the CD ROM cable is firmly connected to the system board CD ROM drive PJ3 System board PJ6 Sound board If this cable is disconnected connect it to the system unit and repeat Procedure 2 If the CD ROM is still not functioning properly perform Check 2 Check 2 The CD ROM drive or its cable may be defective or damaged Replace the CD ROM drive with a new one following the steps in Chapter 4 Replac...

Страница 49: ...at mode If you try to run the test in virtual 86 mode the following message will be dis played 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 the diagnostic test and displays the following...

Страница 50: ...he floppy disk drive test all tests 3 5 inch 2HD 2DD disk for external 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 A CD test media The port rep...

Страница 51: ... TEST2150 or CDROMDRV CD ROM test only and press Enter The following menu will appear TOSHIBA personal computer T2150CDx 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 T215...

Страница 52: ... Esc Exit Refer to sections 3 4 through 3 14 for detailed descriptions of Diagnostic Tests 1 through 10 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 T2150CDx DIAGNOSTIC ...

Страница 53: ...ng YES stops the test program when an error 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 keeps the test ...

Страница 54: ...D 01 Pressed 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 T2150CDT only 5 FD...

Страница 55: ...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 12 SOUND 01 CODEC REC PLAY 02 FM Synthesizer 03 SINE wave playback 04 Joystick 05 Joystick MIDI wrap around 06 CODEC Line In Out ...

Страница 56: ...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 75MHz Notch signal 2HD Table 3 2 describes the hardware bit status for each bit tested Pressing Enter returns you to the Sub Test Menu Table 3 2 Hardware bit status H W status 1 0 CPU clock speed 75 ...

Страница 57: ...eference 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 Curren...

Страница 58: ...onventional memory program end to 640 KB then reads the new data and compares the result with the original data Subtest 03 RAM 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 result with the original data The constant data is AAAAh and 5555h NOTE There is a short delay between write and read operatio...

Страница 59: ...ecting subtest 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 T2150 series Subtest 06 Cache memory To test the cache memory a pass through write read comparison of 5A data is run repeatedly to test area 7000 Program size to 7000 7FFF 32 KB to check the hit miss ratio on off status One te...

Страница 60: ... 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 causes the k...

Страница 61: ...hown in Appendix D 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 replicater This subtest checks whether a PS 2 mouse is connected If this test does not detect an error i...

Страница 62: ... the IPS and IPS switch by displaying the location parameters When the stick is pressed to wards 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 it returns to the subtest menu IPS TEST PROGRAM V1 00 PRESS BUTTON1 BUTTON2 THEN END ...

Страница 63: ...btest 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 is executed CHARACTER ...

Страница 64: ...eturn to the DISPLAY TEST 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 BLACK BLUE GREEN CYAN RED MAGENTA BROWN WHITE GRAY LIGHT BLUE LIGHT GREEN LIGHT CYAN LIGHT RED LIGHT MAGENTA YELLOW INTENSE WH...

Страница 65: ...NOPQRSTUVWXYZ _ abcdefghijklmnop 0123456789 ABCDEFGHIJKLMNOPQRSTUVWXYZ _ abcdefghijklmnopq 0123456789 ABCDEFGHIJKLMNOPQRSTUVWXYZ _ abcdefghijklmnopqr 0123456789 ABCDEFGHIJKLMNOPQRSTUVWXYZ _ abcdefghijklmnopqrs 0123456789 ABCDEFGHIJKLMNOPQRSTUVWXYZ _ abcdefghijklmnopqrst 0123456789 ABCDEFGHIJKLMNOPQRSTUVWXYZ _ abcdefghijklmnopqrstu 0123456789 ABCDEFGHIJKLMNOPQRSTUVWXYZ _ abcdefghijklmnopqrstuv 0123...

Страница 66: ...480 Graphics Display mode 10 74 12 This subtest displays even dots odd dots and all dots in the 640x350 and 640x480 dot graphics mode 10 74 12 as shown below Pressing Enter changes the size of the displayed image To exit this subtest and return to the DISPLAY TEST menu press Ctrl Break 640 XXX GRAPHICS DISPLAY EVEN DOTS ODD DOTS ALL DOTS DRIVEN DRIVEN DRIVEN PRESS Enter KEY 640 200 GRAPHICS DISPLA...

Страница 67: ...HHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHH HHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHH HHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHH HHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHH HHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHH HHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHH HHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHH HHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHH HHHHHHHHH...

Страница 68: ...ompares the result with original data DAC pallet W R CMP test about 1 seconds Processor latch test Processor latch test 1 256 times 2 endless To exit press Ctrl Break Then press Enter Subtest 11 TFT color display T2150CDT only This subtest sets the video mode to 13 and displays color code 0 to 63 at the same time then displays seven screens The first shows many colors at once the next three displa...

Страница 69: ...ion 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 Simpl...

Страница 70: ...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...

Страница 71: ...The T2150 series supports three printer channels Select the printer channel number and press 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 _ abcdefghijklm 0123456789 ABCDEFGHIJKLMNOPQRSTUVWXYZ _ abcd...

Страница 72: ...nector must be connected to the computer s printer port The printer wraparound connector 34M741986G01 wiring diagram is described in Appendix G This subtest checks the output and bidirectional modes of the data control and status lines through the printer wraparound connector PRINTER TEST 1 THIS LINE SHOWS NORMAL PRINT 2 THIS LINE SHOWS DOUBLE WIDTH PRINT 3 THIS LINE SHOWS COMPRESSED PRINT 4 THIS ...

Страница 73: ...nnel 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 wiring diag...

Страница 74: ...e RS 232 C direct cable is described 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 This subtest receives the data from the send side then sends the received data Subtest 05 Interrupt Test This subtest checks the Interrup...

Страница 75: ...S FDISK command which will set the partition Then execute the Toshiba MS DOS FORMAT command Refer to the Toshiba MS DOS manual for details 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 drive number to be tested and press Enter The following message will appear HDC F W err...

Страница 76: ...he last two digits indicate the error status code as explained in table 3 3 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 sequentially back to track 0 Subtest 02 Address Uniqueness This subtest writes unique address da...

Страница 77: ...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...

Страница 78: ...urrent 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 Memory T...

Страница 79: ...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 ...

Страница 80: ...STICS TEST MENU press Enter and follow the directions on the screen The NDP test contains one subtest that tests the T2150 series NDP functions Subtest 01 NDP This test checks the following function of NDP Control word Status word Bus Addition Multiplication Press Ctrl Break to exit ...

Страница 81: ...MCIA slot Address line REG CE 1 CE 2 line Data line Speaker line Wait line BSY BVD1 line This 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 ...

Страница 82: ...kes three seconds Subtest 02 FM Synthesizer Test the OPL YMF262 functions Connect the headphone and check the scale of right and left side Also check the sound adjustment volume Subtest 03 SINE wave playback This subtest expands the sine wave data table to 64KB and creates sine wave data The play data is transferred between DMA and CODEC and plays the sound It is a long beep Also using the oscillo...

Страница 83: ...ct an output device such as an amplifier for the internal speaker or a radio cassette player to the line out port After making the connections a dialogue box will be displayed Press Enter to play a recorded sound About three seconds after the recorded sound is played the dialogue box will be displayed again NOTE A port replicator must be connected to conduct the line out test ...

Страница 84: ...w the directions on the screen The CD ROM test contains one subtest that tests the T2150 series CD ROM functions Subtest 01 Sequential Read This subtest is a sequential reading of one block unit 512 bytes of all the logical addresses Subtest 02 Random Address Data This subtest reads one block data and multi block data from a random address 200 times Subtest 03 Read Specified Address This subtest r...

Страница 85: ...eyboard 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 Print...

Страница 86: ...t Error 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 Enabled 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 PCM...

Страница 87: ...e name Error code Error status name CD ROM 01 BAD COMMAND 02 ILLEGAL LENGTH 03 UNIT ATTENTION 04 MEDIA CHANGE REQUEST 05 MEDIA DETECTED 06 ADDITIONAL SENSE 09 BOUNDARY ERROR 11 CORRECTED DATA ERROR 20 DRIVE NOT READY 40 SEEK ERROR 80 TIME OUT 90 RESET ERROR B0 ADDRESS ERROR ...

Страница 88: ...the HDC status register and error register are described 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 dis...

Страница 89: ...rectable 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 occurs 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 ...

Страница 90: ...cuted Before executing the function transfer the contents of the hard disk onto a floppy disk s This can be done with the BACKUP in the Toshiba Companion Utility See the Toshiba MS DOS manual for details 3 19 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 opt...

Страница 91: ...ther than a bad track is detected the program is automatically termi nated 3 19 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 com mand 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...

Страница 92: ...ister 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 number dddd key Press Bad head number dd key Enter the cylinder and head number in the format ...

Страница 93: ...ORMAT To format a track as a bad track enter the number for 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 track CHECK This subtest reads the entire disk and displays a list of bad tracks The test is terminate...

Страница 94: ...Selecting 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 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 DIAG...

Страница 95: ...tatus STS 6 FDD HDD or memory address ADDR 7 Write data WD 8 Read data RD 9 HDC status HSTS 10 Error status name ERROR STATUS NAME 3 21 2 Operations 1 Selecting 5 and pressing Enter in the DIAGNOSTIC MENU logs error informa tion into RAM or onto a floppy disk The 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...

Страница 96: ...ous 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 c...

Страница 97: ...a work disk in the FDD If a work 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 con...

Страница 98: ...d 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 ...

Страница 99: ...double density 48 67 5 TPI MFM mode 512 bytes 9 sectors track b 2DD Double sided double density double track 96 135 TPI MFM mode 512 bytes 9 sectors track c 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 de...

Страница 100: ...insert 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 test to the DIAGNOSTIC ...

Страница 101: ...py another disk type 1 and the message from step a will be displayed 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 a format type 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 Se...

Страница 102: ...d disk drives 8 The number of printer ports 9 Extended Memory Size 10 KBC version 11 PS Micom Version 12 CPU clock 3 24 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 D...

Страница 103: ...ptor b LCD Display Mode c Ext Scan Mode d LCD Display Colors e Power on display f Text Mode Stretch 3 Battery a Battery Save Modes b Battery level 4 Hard disk a HDD Mode 5 I O Ports a Serial port b Parallel Port c Sound System 6 Power on Password 7 Others a Power up Modes b CPU Cache c Processing Speed d Alarm Volume e System Beep f Panel Power On Off g Alarm Power On h Keyboard i Pointing Devices...

Страница 104: ...p to change the value Accepting Changes and Exiting SYSTEM SETUP Window 1 Press End to accept the changes you made If the changed item does not require the system to reboot the following message is displayed Are you sure Y N Serial Port COM1 IRQ4 3F8H Parallel Port LPT1 378H Sound System Address IRQ DMA Power up Mode Resume CPU Cache Enabled Processing Speed High Alarm Volume High System Beep Enab...

Страница 105: ...ress Home 2 To accept the default settings press End and then press Y 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 Hardware Setup program in Windows You can access this program in the Toshiba Utilities group in Windows Program Manag...

Страница 106: ...hrome mode Use this option to set the computer s display mode to Color or Monochrome Color Selects color mode Default Monochrome Selects monochrome mode Some software is displayed better in monochrome mode c Ext Scan Mode Use this option to select interlace or non interlace mode for an external monitor Interlace Selects interlace mode Default Non Interlace Selects non interlace mode d LCD Display ...

Страница 107: ...Fn F5 f Text Mode Stretch Text mode stretch enables a larger display area of 680 x 480 pixels in text mode Disabling this function reduces the standard resolution of 640 x 400 pixels Enabled Enables the text mode stretch feature Default Disabled Disables the text mode stretch feature 3 Battery These options let you set battery save functions for optimum performance or battery power conservation Yo...

Страница 108: ...ing Options below b User Setting Options The following set of options can be selected in the sub menu of User Setting which is one of the Battery Save Mode options CPU Sleep Mode Use this option to enable or disable the CPU sleep function Enabled Enables sleep mode Disabled Disables sleep mode Display Auto Off Use this option to disable or set the duration of the display automatic power off functi...

Страница 109: ...ot displayed Disabled Disables system automatic power off xx Min Automatically turns off power to the system if it is not used for the duration set The duration xx can be set to 10 20 30 40 50 or 60 minutes LCD Brightness This option sets the LCD s brightness level Bright Sets the LCD to bright Semi Bright Sets the LCD to semi bright c Battery Level When you use the computer for the first time or ...

Страница 110: ... I O address COM1 4 3F8h Serial Port default COM2 3 2F8h Not Used Disables Port NOTE Do not assign the same interrupt 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...

Страница 111: ...llowing explains each sound system setting a I O address Use this option to set the I O address from among the following set tings 0220h default 0230h 0240h 0250h b Interrupt level This option sets the interrupt level for the sound card The available settings are IRQ5 IRQ7 IRQ9 IRQ10 default NOTE SoundBlaster compatible software uses IRQ7 as the default If you use such software try to change the s...

Страница 112: ...e internal LCD or with an external monitor Boot Turns on boot mode Default Resume Turns on the AutoResume feature b CPU Cache Use this feature to enable or disable the CPU cache Enabled Enables the CPU cache Default Disabled Disables the CPU cache c Processing Speed This feature changes the CPU processing speed High CPU operates at 75 MHz Default Low CPU operates at half speed d Alarm Volume This ...

Страница 113: ...ed off when the display panel is closed and pow ered on when the panel is opened This option is not displayed when the computer is in boot mode Enabled Enables the feature Disabled Disables the feature 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 data saved by AutoResume will be lost You must also reset this option g Alarm Po...

Страница 114: ...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 subwindow KEYBOARD Int Keyboard key layout Normal Ext Keyboard Fn key equivalent Disabled Int Keyboard key layout This option lets you select the arrangement of the CapsLock Ctrl and Alt keys according to the following illustrations Altern...

Страница 115: ...ect 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 i Pointing Devices Use this option to enable or disable the AccuPoint 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 mouse is connected ot...

Страница 116: ...he battery pack then follow the lines on the chart to determine which FRU you must remove next in order to repair the one you think is causing the T2150 series to operate improperly Optional PCMCIA Card Optional Memory Module Battery Pack Keyboard Hard Disk Drive and Sound Board Top Cover and Display Assembly CD ROM Drive AC Power Adapter System Board T2150CDS Display Mask T2150CDS FL Inverter Boa...

Страница 117: ...ests described in this manual 5 Do not perform any unnecessary operations and use only the described procedures for disassembling and installing FRUs in the T2150 series 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 disassemble the T2150 ...

Страница 118: ...se connectors can be connected and disconnected by simply pulling them apart or pushing them together Assembly Procedures After you have disassembled the T2150 series and fixed or repaired the problem that was causing the T2150 series to operate abnormally you will need to reassemble the T2150 series While assembling the T2150 series remember the following general points Take your time making sure...

Страница 119: ...e 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 Anti static carpeting or flooring Air ionizers in highly static sensitive areas Screw tightening torque When you fasten screws be sure to consult the following torque list Overtightening can damage components and screws...

Страница 120: ...1 to 4 3 1 Turn the computer s power off 2 Remove all cables connected to the computer and open the display panel Figure 4 1 Opening the display panel 3 Push up on two latches on the front of the palm rest until you feel them click 4 Carefully slide the palm rest forward about one centimeter less than half an inch Figure 4 2 Unlatching the palm rest ...

Страница 121: ... 6 Pull up on the plastic tab at the right side of the battery pack to lift the battery pack 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 Figure 4 3 Removing the battery pack ...

Страница 122: ...ully 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 1 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 rest 3 Close the palm rest...

Страница 123: ...rd and all external cables connected to the T2150 series 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 from the scr...

Страница 124: ...he module The side of the module away from the connectors will spring up Figure 4 5 Removing the memory module 7 Gently work the module out of the connector and remove it from the unit CAUTION DO NOT touch the connecting edge of the memory module Debris or oil in or on the connector may cause memory access problems ...

Страница 125: ...should be on the right as you insert the module figure 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 pack as described in secti...

Страница 126: ...ures 4 7 and 4 8 1 Turn off the power Disconnect the AC power card and all external cables con nected to the T2150 series 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 then remove it figure 4 8 Figure 4 8 Removing the PCMCIA card ...

Страница 127: ...fully insert the card making sure the card is right side up and the contact surface is inserted first figure 4 9 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 the optional PCMCIA card 4 Install the battery pack as described in section 4 2 ...

Страница 128: ...mputer s power off Disconnect the AC power cord and all external cables connected to the T2150 series 2 Remove the battery pack optional PCMCIA card and optional memory module as described in sections 4 2 4 3 and 4 4 3 Release five latches on the keyboard brace and slide it out Be careful not to damage the AccuPoint cable Figure 4 10 Removing the keyboard base ...

Страница 129: ... 4 10 and 4 11 1 Connect the keyboard cable to the pressure plate connector PJ14 on the system board figure 4 11 2 Replace the keyboard Fit notches on the back of the keyboard into corre sponding holes on the computer and lay the keyboard in place figure 4 11 3 Insert the keyboard brace between the AccuPoint cable and the underside of the keyboard figure 4 10 4 Secure the five latches on the keybo...

Страница 130: ...eyboard 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 four screws 4 Turn the computer back over and open the display 5 Disconnect the AccuPoint cable from PJ13 on the system board Press in on the hinge at either side to remove the palm rest figure 4 10 6 Remove three M2 5x4 screws from the sound...

Страница 131: ...t Figure 4 13 Removing the sound board 9 Remove two M2 5x8 silver screws from the HDD and remove the HDD bracket left side cover and palm rest cover support figure 4 14 10 Slide the HDD to the left to disconnect the HDD connector figure 4 14 Figure 4 14 Removing the HDD with bracket 11 Lift the HDD out of the system unit ...

Страница 132: ...2 Secure the HDD bracket with the two M2 5x8 silver screws figure 4 14 3 Seat the palm rest cover support and secure the left side cover figure 4 14 4 Seat the sound board and connect the sound cable to PJ1 on the sound board 5 Seat the sound board cover and side cover and secure three M2 5x4 screws 6 Turn the computer over and secure the HDD with the four pan head M3x6 screws figure 4 12 7 Instal...

Страница 133: ...7 1 Turn the computer s power off Disconnect the power cable and all external cables connected to the T2150 series 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 of the T2150 series figure 4 15 Figure 4 15 Removing the three ...

Страница 134: ...e figure 4 16 7 Remove two M2 5x8 silver screws on the top cover figure 4 16 Figure 4 16 Removing the six screws 8 Unsnap the six latches securing the top cover to the base assembly figure 4 17 9 Disconnect the display sensor switch cable from PJ11 on the system board figure 4 17 10 Disconnect the display cable from PJ17 on the system board figure 4 17 11 Disconnect the speaker cable from PJ 501 f...

Страница 135: ...4 20 T2150 Series Figure 4 17 Removing the top cover display assembly ...

Страница 136: ...p cover into place figure 4 17 5 Secure the two M2 5x8 silver screws on the top cover figure 4 16 6 Secure the four flat head M2 5x6 screws on the battery pack cover figure 4 16 7 Connect the AccuPoint cable to PJ13 on the system board and press in on the hinge on each side to secure the palm rest figure 4 16 8 Close the display and turn the computer over so the back faces you 9 Secure the three M...

Страница 137: ...al 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 figure 4 18 4 Remove three M2 5x8 silver screws on the LED cover figure 4 18 5 Disconnect the AC power cable from PJ501 and lift the AC PS unit with AC power socket from the system unit figure 4 18 6 Press in the power switch to free the power ...

Страница 138: ...lver screws on the LED cover power switch frame figure 4 18 3 Seat the AC PS unit with AC power socket on the system unit and connect the power supply cable to PJ501 on the system board figure 4 18 4 Secure one M2 5x10 screw on the AC PS unit figure 4 18 5 Install the battery pack optional PCMCIA card optional memory module key board hard disk drive top cover and display assembly as described in s...

Страница 139: ...rnal cables con nected to the T2150 series 2 Remove the battery pack keyboard hard disk drive optional PCMCIA card optional memory module top cover display assembly and AC PS unit as de scribed in sections 4 2 through 4 8 3 Disconnect the CD ROM drive cover and the CD ROM cable from PJ8 on the system board and remove three M2 5x6 screws on the CD ROM bracket figure 4 19 Figure 4 19 Removing the CD...

Страница 140: ...to figures 4 19 and figures 4 20 1 Secure the bracket to the HDD with four M2x3 black screws figure 4 20 2 Place the CD ROM drive in the computer and connect the CD ROM cable to PJ8 then secure to the system board and the CD ROM front cover with three M2 5x6 screws figure 4 19 3 Install the AC PS unit display assembly top cover hard disk drive keyboard optional memory module optional PCMCIA card a...

Страница 141: ...tery pack optional PCMCIA card keyboard optional memory module keyboard top cover display assembly HDD AC PS unit and CD ROM as described in sections 4 2 through 4 9 3 Remove two M2 5x6 screws on the system board figure 4 21 4 Push in the I O port and system board to clear the frame then lift up the system board with its cover figure 4 21 5 Disconnect the RTC battery cable from PJ2 and lift out th...

Страница 142: ...stem board and backup RTC battery follow the steps below and refer to figure 4 21 1 Place the system board into the bottom cover 2 Connect the backup battery cable to PJ503 on the system board figure 4 21 3 Connect the backup battery cable to PJ2 on the system board figure 4 21 4 Secure two M2 5x6 screws on the system board figure 4 21 5 Install the CD ROM AC PS unit HDD display assembly top cover...

Страница 143: ...play assembly 3 Remove two rubber seals from the display hinges to expose two screws securing the display mask figure 4 22 4 Remove the two M2 5x6 screws that were covered by the rubber seals figure 4 22 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 figure 4 22 6 Continue unlatching the mask...

Страница 144: ... figure 4 22 2 Continue along the bottom of the display three latches along the sides four latches and across the top six latches figure 4 22 3 Secure the display mask with two M2 5x6 screws at the display hinges figure 4 22 4 Attach the two rubber seals at each display hinge to cover the screws figure 4 22 5 Install the optional PCMCIA card optional memory card and battery pack as described in se...

Страница 145: ...card optional PCMCIA card and display mask as described in 4 2 through 4 4 and 4 11 3 Remove two M2 5x6 screws securing the FL inverter board figure 4 23 4 Carefully rotate the FL inverter board from left to right and disconnect the FL cables and FL inverter cable from CN1 and CN2 on the FL inverter board figure 4 23 5 Remove one M2 5x6 screw securing the volume board figure 4 23 6 Disconnect the ...

Страница 146: ...x6 screw figure 4 23 3 Connect the FL inverter cable and FL cable to CN1 and CN2 on the FL inverter board figure 4 23 4 Rotate the FL inverter and seat the FL inverter board and route the cables so they will not be pinched by the display cover or other components 5 Secure the FL inverter board with two M2 5x6 screws figure 4 23 6 Install the display mask optional PCMCIA card optional memory card a...

Страница 147: ...ve the battery pack optional memory module optional PCMCIA card display mask and FL inverter board as described in sections 4 2 through 4 4 4 11 and 4 12 3 Remove the four M2 5x6 screws with ground cable securing the LCD module to the LCD cover figure 4 24 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 24 ...

Страница 148: ...t the display cable to the LCD module and carefully rotate the LCD module into place in the display cover figure 4 24 2 Secure four M2 5x6 screws with ground cable on the LCD module figure 4 24 3 Install the FL inverter board display mask optional PCMCIA card optional memory module and battery pack as described in sections 4 12 4 11 and 4 4 back through 4 2 ...

Страница 149: ... off the power to the T2150CDS Disconnect the AC power cable and all external cables connected to the T2150CDS 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 through 4 4 and 4 11 through 4 13 3 Release 11 latches securing the LCD module to its frame figure 4 25 4 Turn the LCD module over and remove fo...

Страница 150: ...oard and rotate the board out so that it lies flat Be sure no dust or debris contaminates the unit figure 4 26 Figure 4 26 Removing screws 8 Remove the two ground plates at each end of the SEG board figure 4 26 9 Slip your finger under the P chassis and release the latch securing it to the B L holder Gently hold down the LCD module and lift one side of the B L holder as shown in figure 4 27 As you...

Страница 151: ... high or apply pressure to the P chassis figure 4 27 Figure 4 27 Disconnecting the B L holder 11 Disconnect the FL 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 28 Lifting the end of the reflector sheet ...

Страница 152: ...en the reflector sheet and the P chassis 4 Rotate the B L holder and P chassis into place and gently press the P chassis to secure the latch 5 Connect the signal 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 fingernail or the end of your fingertip 6 Rotate the SEG board back into place 7 Replace the two grou...

Страница 153: ...nal cables connected to the T2150CDT 2 Remove the battery pack optional memory module optional PCMCIA card and display mask as described in sections 4 2 through 4 4 and 4 11 3 Remove the microphone and 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...

Страница 154: ... CN1 and the FL cable to CN2 on the FL inverter board figure 4 29 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 two M2 5x6 screws figure 4 29 4 Install the display mask optional memory module optional PCMCIA card and battery pack as described in sections 4 11 4 4 back through 4 2 ...

Страница 155: ...emove the battery pack optional memory module optional PCMCIA card display mask and FL inverter board as described in sections 4 2 through 4 4 4 11 and 4 15 3 Remove four M2 5x6 screws with ground cable securing the LCD module to the LCD cover figure 4 30 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 30 F...

Страница 156: ...t the display cable to the LCD module and carefully rotate the LCD module into place in the display cover figure 4 30 2 Secure four M2 5x6 screws with the ground cable on the LCD module figure 4 30 3 Install the FL inverter board display mask optional memory module optional PCMCIA card and battery pack as described in sections 4 15 4 11 4 4 back through 4 2 ...

Страница 157: ...le optional PCMCIA card display mask FL inverter board and LCD module as described in sections 4 2 through 4 4 4 11 4 15 and 4 16 3 Place the LCD module face down and remove three small screws figure 4 31 4 Lift the FL tube out of the frame figure 4 31 Figure 4 31 Removing the FL unit Installing the T2150CDT FL To install the T2150CDT s FL unit follow the steps below 1 Replace the FL tube in the f...

Страница 158: ...installing the LCD module in the LCD 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 polari...

Страница 159: ...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...

Страница 160: ...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 ...

Страница 161: ...s 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 11 The TAB IC on the LCD back panel is easily damaged so be very careful when handling it ...

Страница 162: ...T2150 Series B 1 Appendix B Board Layout B 1 FHVSY System Board Figure B 1 FHVSY system board front ...

Страница 163: ...B 2 T2150 Series Figure B 2 FHVSY system board back ...

Страница 164: ...T2150 Series B 3 B 2 FHWSD Board Figure B 3 FHWSD board ...

Страница 165: ...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...

Страница 166: ...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 ...

Страница 167: ...B 6 T2150 Series Table B 3 FHWSD board connectors Mark Number Name A PJ4 Microphone Connector B PJ5 Headphone Connector C PJ7 Line in Connector ...

Страница 168: ...25 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 ...

Страница 169: ...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 Connectors 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 14 IF...

Страница 170: ...D10 100 I O 09 SD04 100 I O 10 SD11 100 I O 11 SD03 100 I O 12 SD12 100 I O 13 SD02 100 I O 14 SD13 100 I O 15 SD01 100 I O 16 SD14 100 I O 17 SD00 100 I 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...

Страница 171: ...ble C 6 ASYNC interface connector pin assignments 15 pin Pin Signal I O Pin Signal I O 01 DTR1 110 O 02 TXD1 010 O 03 RTS1 110 O 04 DCD 100 I 05 DSR1 100 I 06 RXD1 000 I 07 CTS1 100 I 08 RI1 100 I 09 GND 10 GND 11 GND 12 EXKBDT 100 I O 13 EXKBCK I O 14 VCC 15 VCC ...

Страница 172: ... 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 ...

Страница 173: ...CC 84 MSI 100 I 85 GND 86 GND 87 LOUTRP O 88 LOUTRM O 89 LINRM I 90 LINRP I 91 DCIN I 92 DCIN I 93 NC 94 NC 95 NC 96 DTR1 110 O 97 RI1 100 I 98 RTS1 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 1...

Страница 174: ...itch connector pin assignments 4 pin Pin Signal I O Pin Signal I O 01 GND 02 SWL I 03 GND 04 SWR I C 11 PJ14 KB Connectors 25 pin Table C 11 KB connector 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...

Страница 175: ... 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 Connectors 15 pin Table C 13 RGB I F connector pin assignments 15 pin Pin Signal I O Pin Signal I O 01 A...

Страница 176: ... 23 MD10 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...

Страница 177: ...n Pin Signal I O Pin Signal I O 01 PVBAT 02 THBAT 03 SBAT 04 GND 05 GND C 17 PJ503 Sub Battery Connectors 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 Connectors 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...

Страница 178: ...T2150 Series C 11 C 19 PJ703 PS 2 KB Connectors 6 pin Table C 19 PS 2 KB connector pin assignments 6 pin Pin Signal I O Pin Signal I O 01 EXKBDT 102 I O 02 NC 03 GND 04 VCC 05 EXKBCK 102 I O 06 NC ...

Страница 179: ...00 I O 21 DRQ0 100 O 22 IOWR 000 I 23 DACK1 000 I 24 GND 25 ATBEEP 100 I 26 GND 27 SA09 100 I 28 IORD 000 I 29 SA08 100 I 30 SA00 100 I 31 SA07 100 I 32 SA01 100 I 33 IRQ5 100 O 34 SA02 100 I 35 IRQ7 100 O 36 RESET 100 I 37 VCC 38 VCC 39 VCC 40 VCC 41 SA05 100 I 42 IRQ9 100 O 43 SA04 100 I 44 IRQ10 100 O 45 PVT I 46 PVT I 47 PVT I 48 PVT I 49 SA03 100 I 50 AEN 100 I 51 DACK0 000 I 52 CSPTON 000 I ...

Страница 180: ...GND 78 JOYR 000 O 79 GND 80 MSI 100 I C 21 PJ2 Microphone Line Interface Connectors 3 pin Table C 21 Microphone Line Interface connector pin assignments 3 pin Pin Signal I O Pin Signal I O 01 MIC I 02 NC 03 GND C 22 PJ3 Speaker Connectors 2 pin Table C 22 Speaker connector pin assignments 2 pin Pin Signal I O Pin Signal I O 01 Speaker A O 02 Speaker B O ...

Страница 181: ...C 14 T2150 Series ...

Страница 182: ...T2150 Series D 1 Appendix D USA Display Codes Table D 1 USA display codes ...

Страница 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...

Страница 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...

Страница 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...

Страница 186: ... In the case of Key No 55 overlay mode only Note 2 The table above shows scan codes with the left Shift key In combination with the right Shift key scan codes are changed as 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 5...

Страница 187: ...Cap 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 S...

Страница 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 ...

Страница 189: ...T2150 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 ...

Страница 190: ...F 2 T2150 Series F 3 German GR Keyboard Figure F 3 GR keyboard F 4 French FR Keyboard Figure F 4 FR keyboard ...

Страница 191: ...T2150 Series F 3 F 5 Spanish SP Keyboard Figure F 5 SP keyboard F 6 Italian IT Keyboard Figure F 6 IT keyboard ...

Страница 192: ...F 4 T2150 Series F 7 Scandinavian SC Keyboard Figure F 7 SC keyboard F 8 Swiss German SL Keyboard Figure F 8 SL keyboard ...

Страница 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 ...

Страница 194: ...T2150 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 ...

Страница 195: ... 1 Set the system to Boot Mode 2 Turn off the power to the T2150CDS T2150CDT 3 Remove the external cable and PCMCIA card 4 Turn on the power while holding down the F12 key Keep holding down the key untill the system speaker sounds a beep 5 When the message is displayed insert the BIOS rewrite disk into the FDD Press Enter key to start BIOS rewriting 6 When the BIOS rewrite is finished eject the BI...

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