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2 Troubleshooting

2.3 Power Supply

Procedure 2 Connection Check

Power is supplied to the system board as illustrated below:

AC

adaptor

System board

AC power cord

AC adaptor cord

Battery pack

Follow the steps below to check whether each connector has been connected correctly:
Check 1

Make sure the AC adaptor and AC power cord have been firmly plugged into
the DC IN 15V socket and wall outlet, respectively. When they have been
connected correctly, perform Check 2.

Check 2

Connect a new AC adaptor and AC power cord.

•

If the DC IN LED does not go on, go to Procedure 3.

•

If the battery LED does not go on, perform Check 3.

Check 3

Make sure the battery pack has been correctly installed in the computer. If the
battery LED does not go on while the battery pack has been installed correctly,
go to Procedure 3.

2-8

Satellite M20

Maintenance Manual

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Содержание Satellite M20

Страница 1: ...Toshiba Personal Computer Satellite M20 Maintenance Manual TOSHIBA CORPORATION S No Satellite M20 Maintenance Manual ...

Страница 2: ...time of this manual s production However succeeding computers and manuals are subject to change without notice Therefore Toshiba assumes no liability for damages incurred directly or indirectly from errors omissions or discrepancies between any succeeding product and this manual Trademarks Intel and Pentium are registered trademarks of Intel Corporation IBM IBM PC XT PC AT PS 2 and OS 2 are regist...

Страница 3: ...stence of a hazard that could result in bodily injury if the safety instruction is not observed CAUTION Caution indicates the existence of a hazard that could result in property damage if the safety instruction is not observed NOTE Note contains general information that relates to your safe maintenance service Improper repair of the computer may result in safety hazards Toshiba requires service te...

Страница 4: ... to diagnose and resolve FRU problems Chapter 3 Test and Diagnostics describes how to perform test and diagnostic operations for maintenance service Chapter 4 Replacement Procedures describes the removal and replacement of the FRUs Appendices The appendices describe the following Handling the LCD module Board layout Pin assignments Keyboard scan character codes Key layout Wiring diagrams BIOS Rewr...

Страница 5: ... the keyboard is printed in boldface type Key operation Some operations require you to simultaneously use two or more keys We identify such operations by the key top symbols separated by a plus sign For example Ctrl Pause Break means you must hold down Ctrl and at the same time press Pause Break If three keys are used hold down the first two and at the same time press the third User input Text tha...

Страница 6: ...Drive 1 15 1 7 CD RW DVD ROM Drive 1 16 1 8 Power Supply 1 17 1 9 Batteries 1 19 Chapter 2 Troubleshooting 2 1 Outline 2 1 2 2 Basic Flowchart 2 2 2 3 Power Supply 2 6 2 4 System Board 2 10 2 5 2 5 inch HDD 2 20 2 6 Keyboard 2 25 2 7 Display 2 27 2 8 DVD ROM Drive 2 29 2 9 CD ROM Drive 2 31 2 10 LAN 2 33 2 11 Cooling Module 2 34 Chapter 3 Diagnostic Programs 3 1 General 3 1 3 2 Quick Start 3 3 3 3...

Страница 7: ...ntenance Manual vii 3 4 Subtests 3 18 3 5 System Test 3 22 3 6 Memory Test 3 29 3 7 Storage 3 34 3 8 Video 3 39 3 9 Communication COMM 3 47 3 10 Peripherl 3 54 3 11 Audio 3 58 3 12 Mode Error Codes and description 3 59 ...

Страница 8: ...4 HDD 4 24 4 5 Selectable Bay Module 4 27 4 6 Touch Pad 4 31 4 7 RTC Battery 4 35 4 8 Wireless Lan Card 4 37 4 9 Keyboard 4 39 4 10 Speaker 4 42 4 11 Bluetooth Card 4 44 4 12 Top Cover with the Display Assembly 4 46 4 13 I O Board 4 50 4 14 System Board 4 51 4 15 Display Mask 4 53 4 16 Inverter Board 4 55 4 17 LCD Module 4 57 ...

Страница 9: ...ling the LCD Module A 1 Appendix B Board Layout B 1 Appendix C Pin Assignments C 1 Appendix D Keyboard Scan Character Codes D 1 Appendix E Key Layout E 1 Appendix F Wiring Diagrams F 1 Appendix G BIOS Rewrite Procedures G 1 Appendix H EC KBC Rewrite Procedures H 1 ...

Страница 10: ...x Satellite M20 Maintenance Manual ...

Страница 11: ...Chapter 1 Hardware Overview ...

Страница 12: ...1 Hardware Overview 1 ii Satellite M20 Maintenance Manual ...

Страница 13: ...h HDD 1 12 1 4 DVD ROM Drive 1 13 1 5 CD ROM Drive 1 14 1 6 CD R RW Drive 1 15 1 7 CD RW DVD ROM Drive 1 16 1 8 DVD Multi Drive 1 17 1 9 Power Supply 1 18 1 10 Batteries 1 19 1 10 1 Main Battery 1 19 1 10 2 Battery Charging Control 1 19 1 10 3 RTC Battery 1 20 Satellite M20 Maintenance Manual 1 iii ...

Страница 14: ...able 1 1 2 5 inch HDD specifications 1 12 Table 1 2 DVD ROM drive specifications 1 13 Table 1 3 CD ROM drive specifications 1 14 Table 1 4 CD R RW drive specifications 1 15 Table 1 5 CD RW DVD ROM drive specifications 1 16 Table 1 6 DVD Multi drive specifications 1 17 Table 1 7 Battery specifications 1 19 Table 1 8 Quick normal charging time 1 19 Table 1 9 RTC battery charging data preservation ti...

Страница 15: ...O for the CPU so that the system can be designed to suit your needs The computer has the following features Processor The CPU is the Mobile Banias Pentium M 1 3 1 4 1 5 or 1 6 GHz Host bridge system controller System controller Intel 855 GM MONTARA GM ICH4 M Memory The computer has a pair of SO DIMM slots and comes standard with one 256MB module It supports PC2100 and uses SO DIMMs DDR SDRAM drive...

Страница 16: ...DVD ROM drive CD ROM drive CD RW drive CD RW DVD ROM or Multi Drive This bay can also be used to install a secondary HDD or secondary battery available as an option Display The LCD displays available come in the following three sizes 14 1 XGA TFT color display resolution 1024 768 16M colors The computer can use an external monitor along with the LCD display at the same time Keyboard The keyboard h...

Страница 17: ... or modem External monitor port A 15 pin external monitor port is provided through which the computer automatically recognizes an external VESA DDC 2B compatible monitor PS 2 mouse keyboard port A 6 pin PS 2 mouse keyboard port is provided to connect an IBM PS 2 compatible keyboard or mouse It accepts a Y splitter cable PC Card slot A PC Card slot is provided to hold either two PC Card Standard Ty...

Страница 18: ...has the RJ45 jack to directly accommodate a LAN cable Wireless LAN The internal Mini PCI Card slot support both IEEE802 11 b and IEEE802 11a b combo card The antenna is integrated in the system unit Internal modem The computer contains a MDC enabling data and fax communication It supports ITU TV 92 The transfer rates are 56 Kbps for data reception 33 6 Kbps for data transmission and 14 400 bps for...

Страница 19: ...he computer CPU Expansion Memory CRT PC Card Slot Speaker Left Speaker Right Head Phone Cooling Module AC Adapter Docking I F Conn Serial Parallel System Board PS 2 Mouse Keyboard Int HDD Selectable Bay IR Wireless Lan LAN Main Battery Ext MIC Keyboard LCD FL Inverter RTC Battery Figure 1 2 System unit configuration Satellite M20 Maintenance Manual 1 5 ...

Страница 20: ...nt 02 PCI PC Bridge HUB Link Internal PCI Bus LAN Cont 82562 Mini PCI Slot 802 11b or Combo Wireless LAN Cardbus Controller Ti1520 EEPROM MDC Modem Int HDD 30 80GB 9 5mm Speakerx2 Line out Mic Line in Antena PCMCIA HP USB FDD CODEC AD1981B AMP TPA6011A AC USB Port USB P0 P1 USB P4 USB P5 USB USB 2nd HDD CD ROM DVD ROM CD R RW Multi Driver LS 120 ZIP 250 2nd BATTERY NTSC PAL Serial Parallel FIR DR ...

Страница 21: ...data cache On die level 2 cache 1 MB Enhanced Intel SpeedStep technology Memory Two BTO CTO capable expansion memory slots are provided coming standard with one 256MB module They can hold 256 512MB 1024MB expansion memory modules available as options to grow up to 2 GB PC2100 DDR SDRAM supported 256 512 1024MB modules supported 256 MB 16M x 16 x 8P 512 MB 16M x 16 x 16P 512 MB 32M x 16 x 8P 1024 M...

Страница 22: ...for CF card 4 KB used for CPU 6 KB used for Crisis 113 KB reserved System controllers North Bridge Intel 855 GM MONTARA GM CPU interface and control DRAM control PCI master slave interface PCI R2 2 compliant Embedded video controller South Bridge Intel ICH4 M Enhanced DMA controller Interrupt controller Counter timer PCI IDE controller Support for ATA 66 GB and ATA 100 30 40 60 GB USB interface SM...

Страница 23: ...rs Headphone jack External microphone jack ICH4 M integrated audio controller AD1981B 3D sound surround feature 16 bit 48 KHz stereo record replay feature Full duplex simultaneous record replay capability KBC EC Keyboard Controller Embedded Controller A single LPC 47N253 chip is used to serve as KBC EC and Super IO KBC Scan controller function Interface controller function Controlling the switchin...

Страница 24: ...n external device Battery E2 PROM 24C02 equivalent 128 words x 16 bits I2C interface integrated in the battery pack Storing records of battery use Clock Generator ICS950810A Generating the clock signal required for the system Modem Controller Built in MDC card with XircomLucent Mars3 SiDAA Functions of the modem controller Digital signal conductor protection Ring wake up support Communication code...

Страница 25: ... TX support Wireless LAN controller Support following 4 kind of miniPCI wireless LAN cards IEEE802 11b Agere IEEE802 11b Intel IEEE802 11b Cisco IEEE802 11a IEEE802 11b Atheros Transfer Rate IEEE802 11b max11Mbits s IEEE802 11a max54Mbits s Frequency Channel IEEE802 11b 2 4GHz IEEE802 11a 5 0GHz Super I O LPC 47N253 Serial port control Parallel port control Infrared communications control Satellit...

Страница 26: ...specifications are listed in Table 1 1 Figure 1 4 2 5 inch HDD Table 1 1 2 5 inch HDD specifications Specifications Toshiba Hitachi Toshiba Toshiba Hitachi Hitachi Toshiba Item MK6021 GAS DK23EB 60 MK6022 GAX MK3021 GAS DK23EB 40 DK23EA 30 MK4019 GAX Formatted capacity GB 60 0116GB 60 0116GB 60 0116GB 30 0058GB 40 0007GB 30 0058GB 40 0007GB User data sectors 117 210 24 0 117 210 24 0 117 210 24 0 ...

Страница 27: ... are listed in Table 1 2 Figure 1 5 DVD ROM drive Table 1 2 DVD ROM drive specifications Item DVD ROM mode CD ROM mode Data transfer rate Mbytes s 33 3 U DMA transfer mode 2 Access time ms Average random access ms Average full stroke access ms 110 Typ 200 Typ 85 Typ 180 Typ Rotational speed RPM 4 670 Max 5 100Max Data buffer size Kbytes 256 Formats supported DVD ROM DVD R Read CD DA CD E G CD MIDI...

Страница 28: ...re listed in Table 1 3 Figure 1 6 CD ROM drive Table 1 3 CD ROM drive specifications Item 24 mode Max Data transfer rate Mbytes s 33 3 U DMA transfer mode 2 Access time ms Average random access Average full stroke access 110 Typ 240 Typ Rotational speed RPM 5 136 Data buffer size Kbytes 128 Formats supported CD DA CD ROM CD R CD ROM XA CD I FMV Photo CD Multisession VIDEO CD CD Extra CD Plus CD G ...

Страница 29: ...in Table 1 4 Table 1 4 CD R RW drive specifications Item Specifications Data transfer rate Mbytes s 16 6 U DMA transfer mode 2 Access time ms 110 max 24 Typ Speed Read CD ROM CD R max 24 CD RW max 24 Write CD R max 8 CD RW max 8 Cache Mbytes 2 Formats supported Video CD Photo CD CD ROM CD ROM XA CD EXTRA CD R CD Rewritable CD DA CD Text Satellite M20 Maintenance Manual 1 15 ...

Страница 30: ...nsfer rate Mbytes s 33 3 U DMA transfer mode 2 16 7 PIO mode 4 Multiword DMA mode 2 Access time ms Average random access Average full stroke access 110 250 90 200 Rotational speed RPM 4 594 Max 5 136 Max 2 297 Max Data buffer size Mbytes 2 Formats supported DVD DVD ROM DVD 5 DVD 9 DVD 10 DVD 18 DVD R read CD CD DA CD E G CD MIDI CD TEXT CD ROM CD ROM XA MIXED MODE CD CD I CD I Bridge Photo CD Vide...

Страница 31: ... 6 DVD Multi drive specifications Item DVD Multi mode Data transfer rate Mbytes s PIO Mode 4 16 6MB sec Ultra DMA Mode 2 33 3MB sec Average seek time DVD ROM 170ms CD ROM 130ms DVD S 130ms DVD R DVD RW 150ms Data buffer size Mbytes 2MB Formats supported DVD RAM DVD R DVD RW DVD ROM DVD Video CD R CD RW CD DA CD ROM XA CD ROM Video CD CD I Photo CD CD Extra CD TEXT Satellite M20 Maintenance Manual ...

Страница 32: ...input AC Adapter output to the power supply unit Controls the supply of power to the system block load logic circuit side Controls forced shutdown if the power supply malfunctions 3 Logic circuit control Instructs the gate array to enable disable tuning the power on Controls power on off operation 4 Status display Turns on the DC IN LED in orange or green Battery indicator in orange or green 5 Ext...

Страница 33: ...Battery The main battery pack serves as the computer s main power source when the AC adapter is not attached The main battery maintains the state of the computer so that it can resume it 1 10 2 Battery Charging Control Battery charging is controlled by LPC 47N253 When the AC adapter and battery pack are attached to the computer the LPC 47N253 controls the charge on off state and detects a full cha...

Страница 34: ...arge A full charge is detected only when the battery is being charged by quick or normal charge A full charge is detected when either of the following conditions is met 1 The current in the battery charging circuit drops below the predetermined value 2 The charging time exceeds the fixed limit 1 10 3 RTC Battery The RTC battery provides power to keep the current date time and other system informat...

Страница 35: ...2 Troubleshooting 2 Chapter 2 Troubleshooting 2 i Satellite M20 Maintenance Manual ...

Страница 36: ...1 Message Check 2 19 Procedure 2 Partition Check 2 19 Procedure 3 Format Check 2 20 Procedure 4 Test Program Check 2 21 Procedure 5 Connector Check and Replacement Check 2 22 2 6 Keyboard 2 23 Procedure 1 External Keyboard Check 2 23 Procedure 2 Test Program Check 2 23 Procedure 3 Connector Check and Replacement Check 2 23 2 7 Display 2 25 Procedure 1 External Monitor Check 2 25 Procedure 2 Test P...

Страница 37: ... Procedure 3 Connector Check and Replacement Check 2 29 2 10 LAN 2 31 Procedure 1 Test Program Check 2 31 Procedure 2 Connector Check and Replacement Check 2 31 2 11 Cooling Module 2 32 Procedure 1 Test Program Check 2 32 Procedure 2 Connector Check and Replacement Check 2 32 Satellite M20 Maintenance Manual 2 iii ...

Страница 38: ...ure 2 2 Printer port LED 2 12 Figure 2 3 Printer port LED board 2 12 Tables Table 2 1 Printer port LED boot mode status 1 3 2 14 Table 2 2 Printer port LED resume mode status 1 7 2 17 Table 2 3 HDD error code and status 2 21 2 iv Satellite M20 Maintenance Manual ...

Страница 39: ...ocedures 1 Diagnostics maintenance test program disk 2 Phillips screwdrivers 2 mm 2 5 mm 3 Cleaning disk kit for CD ROM DVD ROM drive cleaning 4 Bootable CD 5 Printer port LED i e LPT Port LED 6 Printer port parallel port loopback connector i e LPT Port 7 Serial port loopback connector i e COM Port 8 PC Card loopback connector 9 Multimeter 10 External monitor 11 External PS 2 keyboard 12 External ...

Страница 40: ...possibly faulty FRU Before going through the diagnostic flowchart steps verify the following Make sure the Toshiba version of Windows XP has been installed on the HDD Any other operating system can cause the computer to malfunction Make sure any piece of optional equipment has been installed 2 2 Satellite M20 Maintenance Manual ...

Страница 41: ...c ProcedureinSection2 3 Followthepowersupplydiagnostic ProcedureinSection2 3 Followthesystemboarddiagnostic ProcedureinSection2 4 Followthedisplaydiagnostic ProcedureinSection2 8 Password displayed OSstarted Seethepreviouspageto deletethepassword FollowtheHDDdiagnostic ProcedureinSection2 6 Yes Yes No Yes No Yes No No Yes No Yes No 1 Figure 2 1 Basic flowchart 1 2 Satellite M20 Maintenance Manual ...

Страница 42: ...am Perform the continuous test to check if the error is intermittent Follow the CD ROM diagnostic Procedure in Section 2 10 Identify the test resulting in the error and perform the appropriate diagnostic procedures Any error detected by the diagnostic program Identify the test resulting in the error and perform the appropriate diagnostic procedures The system is normal END No No No Yes Yes Yes Fig...

Страница 43: ...Disk test follow the HDD troubleshooting procedures in Section 2 6 3 If an error is detected by the Keyboard test follow the keyboard troubleshooting procedures in Section 2 6 4 If an error is detected by the Display test follow the display troubleshooting procedures in Section 2 8 5 If an error is detected by the DVD ROM test follow the DVD ROM troubleshooting procedures in Section 2 9 6 If an er...

Страница 44: ...Replacement Check Procedure 1 Power Icon Check The following two power LEDs indicate the power supply status Battery LED DC IN LED The power supply controller displays the power supply status through the Battery and DC IN LEDs as in the tables below Battery LED Battery LED Power supply status On in orange Battery being charged On in green Battery fully charged with AC adapter connected Blinking in...

Страница 45: ...Remove the battery pack and the AC adapter to shut off power supply to the computer 2 Attach the battery and AC adapter back again If the LED still off follow the steps below Check 1 Make sure the DC IN LED goes on in green If it does not go to Procedure 2 Check 2 Make sure the Battery LED goes on in orange or green If it does not go to Procedure 3 Satellite M20 Maintenance Manual 2 7 ...

Страница 46: ...ower cord have been firmly plugged into the DC IN 15V socket and wall outlet respectively When they have been connected correctly perform Check 2 Check 2 Connect a new AC adaptor and AC power cord If the DC IN LED does not go on go to Procedure 3 If the battery LED does not go on perform Check 3 Check 3 Make sure the battery pack has been correctly installed in the computer If the battery LED does...

Страница 47: ...ding to Chapter 4 and follow the steps below Check 1 Replace the power supply board with a new one If the battery pack is still not working properly perform Check 2 Check 2 Replace the system board with a new one If the battery pack is still not working properly perform Check 3 Check 3 Replace the CPU with a new one Satellite M20 Maintenance Manual 2 9 ...

Страница 48: ...r malfunctioning follow the troubleshooting procedures below as instructed Procedure 1 Message Check Procedure 2 Printer Port LED Check in Boot Mode Procedure 3 Printer Port LED Check in Resume Mode Procedure 4 Test Program Check Procedure 5 Replacement Check 2 10 Satellite M20 Maintenance Manual ...

Страница 49: ...ch the actual configuration or when the data is lost If you press the F1 key as prompted by the message the TSETUP screen appears to set the system configuration If the error message appears frequently when the power is turned on replace the RTC battery If any other error message is displayed perform Check 2 Bad RTC battery Check system Then press F1 key Check 2 If the following error message is d...

Страница 50: ...rning lights on and off as an eight digit binary value obtained in the boot mode after the system unit is switched on Figure 2 2 shows the printer port LED Figure 2 2 Printer port LED Figure 2 3 illustrates how the printer port LED shows a status value Printer port LED status 35H Figure 2 3 Printer port LED board 2 12 Satellite M20 Maintenance Manual ...

Страница 51: ...f the computer 5 Convert the LED status from binary to hexadecimal notation 6 If the final LED status is FFh normal status go to Procedure 5 7 If the final LED status matches any other status in Table 2 1 go to Procedure 6 NOTE The printer port LED displays each status upon completion of the corresponding POST test item If the POST terminates with 21h displayed on the printer port LED for example ...

Страница 52: ...isrecovery procedure 99H DIAG_RESUME_RAM_ERROR ResumeSMRAM not Found 10H DEBUG_MISC_RESET Disableinternal cacheram and reset cpu 11H DEBUG_CS_FAST_A20_RESET Turn off FASTA20 for post and check havekeyboard controllor 12H DEBUG_POST_SIGNAL_POR Initial PIC enableINT and Signal Power On Reset 13H DEBUG_CS_CHIP_INIT InitializetheChipset and hook PCI BIOS 14H DEBUG_OEM_ISA_VGA_SEARCH Search For ISA Bus...

Страница 53: ...UG_VIDEO_BW_SEARCH Search For MonochromeAdapter 2EH DEBUG_VIDEO_COLOR_SEARCH Search For Color Adapter 2FH DEBUG_VIDEO_SIGNON Signon messagesdisplayed 30H DEBUG_OEM_CONFIG_KBD_CTL For special initializeof keyboard controllor 31H DEBUG_KEYB_PRESENT_TEST Test thekeyboard controllor If Keyboard Present 32H DEBUG_KEYB_TEST_IRQ1 Clear keyboard buffer and sen keyboard command to test Keyboard Interrupt 3...

Страница 54: ...ial power management function 45H DEBUG_KEYB_SET_LEDS_2 Clear keyboard buffer and UpdateNUMLOCK status 46H DEBUG_HWIO_FIND_80X87 Test For Coprocessor Installed and enable coprocessor interrupt 47H DEBUG_OEM_LAST_MINUTE_INIT Run OEM functionsbeforeboot and enable L1 L2 cache 48H DEBUG_MISC_LAUNCH_INT19 Post codewill finish ready to run int19 and load OS 49H DEBUG_BEGIN_BOOT_CODE Into Int19 to boot ...

Страница 55: ...er port LED resume mode status 1 7 Resume mode LED Status Hexadecimal Test Item Description 0H DIAG_SYSTEM_INIT Boot started read thecmosdatafor makesure main board power isstable 1H DIAG_A20_DISABLE DisableA20 through A20 2H DIAG_INIT_CHIPSET InitializeChipsetSet load chipset default sizechacheRAM 3H DIAG_TEST_RAM send patten for test thebasic 640k RAM 4H DIAG_MOVE_BB_LOADER Moveboot load segment...

Страница 56: ...st 4 Display test 5 Printer test i e LPT Port test 6 COM Port test 7 Hard Disk test 8 Mouse test 9 IrDA test 10 SD Card test 11 CD ROM DVD ROM test 12 Sound test 13 LAN test If an error is detected during these tests go to Procedure 5 Procedure 5 Replacement Check The system board memory or CPU may be defective Disassemble the computer following the steps described in Chapter 4 and replace the sys...

Страница 57: ... check the HDD Check 1 If either of the following messages appears go to Procedure 2 If the following messages 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 2 Check TSETUP to see if the Hard Disk option has been set to Not used If so choose another setting and restart the computer If the problem p...

Страница 58: ...er is running Windows 2000 XP and the hard disk capacity is more than 512 MB the FDISK program will ask if you need support for a partition larger than 2 GB Select Y for large partition support however be sure to read the precaution regarding access by other operating systems Procedure 3 Format Check The 2 5 inch HDD is formatted using the low level format program and the MS DOS FORMAT program Usi...

Страница 59: ...isted in Table 2 3 If an error code is not generated and the problem still exists go to Procedure 5 Table 2 3 HDD error code and status Code Status 1 Get Parameter Fail 2 Read Old Data Error 3 Write Pattern Error 4 Read Back Data Error 5 Data Compare Error 6 Restore Data Error 7 Read Verify Error 9 Seek Error 10 Disk Controller Self Test Failed 11 Disk Controller Test unexpected interrupt Failed 1...

Страница 60: ... is loose or off reconnect it firmly and return to Procedure 1 If there is still an error perform Check 2 Check 2 The HDD may be damaged Replace it with a new one following the disassembling instructions in Chapter 4 If the problem persists perform Check 3 Check 3 The System board may be damaged Replace it with a new one following the disassembling instructions in Chapter 4 If the problem persists...

Страница 61: ...be faulty Go to Procedure 2 Procedure 2 Test Program Check Execute the Keyboard test available as part of the maintenance test program See Chapter 3 for information on how to perform the test If an error is detected in the test go to Procedure 3 If no error is detected the keyboard itself is normal Procedure 3 Connector Check and Replacement Check The keyboard or system board may be disconnected o...

Страница 62: ...functioning properly perform Check 4 Check 4 The memory may be defective Replace the memory module with a new one following the steps described in Chapter 4 If the problem persist perform Check 5 Check 5 The CPU may be faulty Disassemble the computer following the steps described in Chapter 4 and replace the CPU with a new one 2 24 Satellite M20 Maintenance Manual ...

Страница 63: ... the test If an error is detected in the test go to Procedure 3 If no error is detected the display itself is normal Procedure 3 Connector Check and Replacement Check The display unit has an LCD module Fluorescent lamp FL panel close switch and FL inverter board Any of the components or their connections may be defective Disassemble the computer following the steps described in Chapter 4 then perf...

Страница 64: ...there is still an error perform Check 6 Check 6 The LCD FL inverter cable may be faulty Replace it with a new one and return to Procedure 3 If there is still an error perform Check 7 Check 7 The LCD module may be faulty Replace it with a new one and return to Procedure 3 If there is still an error perform Check 8 Check 8 The System board may be faulty Replace it with a new one If there is still an...

Страница 65: ... diagnostics CD in the computer s CD ROM turn on the computer and run the test Then insert a test DVD Toshiba EMI DVD ROM TEST DISK TSD 1 into the DVD ROM drive See Chapter 3 for information on how to perform the test If any error is detected by the test go to Procedure 3 Procedure 3 Connector Check and Replacement Check The DVD ROM drive is connected to the system board by the connector The conne...

Страница 66: ...h new one following the instructions in Chapter 4 If the DVD ROM drive is still not functioning properly perform Check 5 Check 5 The memory may be defective Replace the memory module with a new one following the steps described in Chapter 4 If the problem persist perform Check 6 Check 6 The memory may be defective Replace the memory module with a new one following the steps described in Chapter 4 ...

Страница 67: ...ert the diagnostics CD in the computer s CD ROM turn on the computer and run the test Then insert a test CD A BEX TCDR 702 into the CD ROM drive See Chapter 3 for information on how to perform the test If any error is detected by the test go to Procedure 3 Procedure 3 Connector Check and Replacement Check The CD ROM drive is connected to the system board by the CD ROM connector The connector may b...

Страница 68: ...place it with new one following the instructions in Chapter 4 If the CD ROM drive is still not functioning properly perform Check 5 Check 5 The memory may be defective Replace the memory module with a new one following the steps described in Chapter 4 If the problem persist perform Check 6 Check 6 The CPU may be faulty Disassemble the computer following the steps described in Chapter 4 and replace...

Страница 69: ... Procedure 2 Connector Check and Replacement Check The LAN connector RJ45 is mounted on the system board If the LAN malfunctions the system board or CPU might be faulty Disassemble the computer following the steps described in Chapter 4 and perform the following checks Check 1 The system board may be faulty Replace it with a new one following the instructions in Chapter 4 If the LAN is still not f...

Страница 70: ...ble the computer following the steps described in Chapter 4 and perform the following checks Check 1 Make sure the cooling module has been firmly connected to the connector on the system board Also make sure that the tape is not stuck to any part of the fan and that the fan is free of foreign matter Cooling module System board CPU If the connector is disconnected connect it firmly to the system bo...

Страница 71: ...4 Cooling Module 2 Troubleshooting Satellite M20 Maintenance Manual 2 33 Check 5 The CPU may be faulty Disassemble the computer following the steps described in Chapter 4 and replace the CPU with a new one ...

Страница 72: ...Chapter 3 Diagnostic Programs ...

Страница 73: ...cs Screen Explanation 10 3 3 Options 14 3 3 1 Overview 14 3 3 2 Batch Parameters Configuration 15 3 3 3 Item s Parameters Configuration 17 3 3 4 Load Batch Parameters 18 3 3 5 Save Batch Parameters 18 3 3 6 LOG Parameters Setting 19 3 3 7 Specify LOG Viewer 20 3 3 8 Display LOG File 20 3 3 9 LOG Viewer 21 3 3 10 LOG File Sample 22 3 4 Subtests 24 3 5 System Test 28 3 6 Memory Test 32 3 7 Storage 3...

Страница 74: ...3 Diagnostic Programs 3 11 Error Codes and description 57 3 12 Quick Test Item List i Satellite M20 Maintenance Manual iii ...

Страница 75: ......

Страница 76: ...rs Load Batch Parameters Save Batch Parameters Log Parameters Specify Log Viewer Display Error Log File DOS Shell Exit to DOS The DIAGNOSTIC TEST Devices provides the following tests System Test Memory Test Storage Test Video Test Communication Test Peripheral Test Audio Test DMI Read Write System Information Get the following tools prepared before running the diagnostic programs A Service Diagnos...

Страница 77: ...ribe all the test details The test items could be selected from the DIAGNOSTIC TEST menu Note When boot up the unit for the first time system will automatically select the location of the result log file If a USB floppy drive is connected and an unprotected floppy diskette with more then 50KB spare space in the drive system will save all log files into the root directory the diskette otherwise sys...

Страница 78: ...and there is already a file quick log existed Testing all items will take 8 15 minutes User must plug the COM Test Fixture LPT Text Fixture before testing During the testing user is required to verify the test result The detail of test item please reference Quick Test Item List 3 2 2 Customization Test When this item selected system will run the diagnostic programs according to the procedures you ...

Страница 79: ...Mouse or press F8 to run the test The test information would prompt in the screen as below This test item need user to verify whether the mouse works normally The test result will be displayed in the following screen 4 Satellite M20 Maintenance Manual ...

Страница 80: ... to start If there are parameters provided user should set parameters in the parameter dialog window CPU Speed Test Step by Step 1 Select test item Select System CPU CPU Speed then press the Enter key 2 Parameters Setting Choose the OK button after you set the proper parameters in the following window Satellite M20 Maintenance Manual 5 ...

Страница 81: ... 3 3 Item s Parameters Configuration Then press F8 to start test Each parameter should be configured in advance by the use otherwise the default parameters would be used Using this method user is allowed to select more than one test item at one time 2 Running the current test item As to the method adopted in CPU Speed test user should highlight the test item and press Enter to start testing And th...

Страница 82: ...location Because no internal microphone a message is showed before the test as below Please ensure that the external microphone were linked and Press any key to continue 3 2 5 DMI Read Read the information from the system s SMBIOS and display it in the screen as follows User can press any key to exit the program 3 2 6 DMI Write In addition to reading the DMI information DMI Write also permit attri...

Страница 83: ... s editing User can modify the attribute s value in the 2nd line and press Enter to confirm the current editing and continue editing the next attribute During the editing user could press F2 to confirm the DMI attribute update or press F4 to ignore the modification Press ESC to exit the program of DMI Write The confirmation screen is as below The attributes that have been modified would be marked ...

Страница 84: ...he above screen the detected hardware components are listed The corresponding information of the detected hardware components is displayed on the right of the screen It displays the current running status information of the check program The name of the program is marked on the top of the screen At the bottom the function keys are listed for user operation During the detection keyboard operation i...

Страница 85: ...t On the right column the configuration information of the highlighted component is listed Press ESC to exit this program 3 2 8 View Logs User can enter one choice to view a log file in the screen as follows 3 2 9 Exit to MS DOS Select this item to exit to MS DOS 3 2 10 The Diagnostics Screen Explanation Below is an example of running a test item It includes the following parts Diagnostics Windows...

Страница 86: ...t of each test module is displayed at the lower right corner of the screen It would display the total error quantity found in the test the most recent five error codes and description would be shown here Detailed error report could be viewed with Logview exe When pressing ESC key during the test process a User Break Windows will be popped up for the user to select 3 USER BREAK Pressing ESC key to ...

Страница 87: ... above screen Current Loop Count In LOOPBOUND mode it will display the total LOOP number planning to execute and the current LOOP number have been finished e g COUNT 01 01 in the above screen CPU Temperature Detect the temperature in the current CPU e g CPU 38C in the above screen Remaining Battery Capacity Remaining Battery Capacity detected in the current Battery e g BAT 100 Test Order Define th...

Страница 88: ... 3 Diagnostic Programs Pause Enable Display PAUSE when Pause Enable is enabled Manual Interrupt Method Display Esc Break to tell the user how to manually interrupt the test process Satellite M20 Maintenance Manual 13 ...

Страница 89: ...reated by the LOG file Options Menu Notes Select All None Items Switch between selecting all test items and selecting none the hot key is F6 Test Selected Items Execute all selected test items in this editor the hot key is F8 If Interactive option in batch parameters has not been selected on a warning message would be shown as below Edit Batch Parameters 14 Satellite M20 Maintenance Manual ...

Страница 90: ...ecify the viewer for the LOG file Display Error Log File Load the LOG file viewer specified in the Specify Log Viewer to view the LOG file DOS Shell Enter the DOS Shell and execute the DOS programs You can also exit to the Service Diagnostics Editor by command of EXIT Exit to DOS Exit the Service Diagnostics Editor and back to DOS 3 3 2 Batch Parameters Configuration The batch parameters configura...

Страница 91: ...t when a test item fails Pause Enable Pause at the end of each test items and wait for the user to response with the test items that requires the user to assist the test processes such as the key stroke test Interactive Whether the option here is enabled it would affect all the test items while the same option in Item Parameters Configuration only affect that test item Monitor Battery Life Monitor...

Страница 92: ...EBOUND is chosen under the batch mode Number Of Loops Specify the repeating times when Loop Bound is chosen under the batch mode 3 3 3 Item s Parameters Configuration The test items parameters configuration screen can be accessed through Service Diagnostics Options Edit Batch Parameters Item s Parameters System CPU Basic Functionality Repeat count Repeat times of the test item Interactive Pause at...

Страница 93: ... items Some test items Memory HDD e g have their individual parameters which can be configured in their parameters setting window 3 3 4 Load Batch Parameters Batch parameter is saved in the script file whose extension name is INI INI Below is the screen shot of Load Batch Parameters In this window you can specify the INI files that you wanted to be edited or modified 3 3 5 Save Batch Parameters He...

Страница 94: ...With NONE selected no log file will be generated With FILE selected a log file with the name specified in Log File Name will be generated Log Options Log Errors With this parameter selected errors will be recorded when the test fails Log Test Activities With this parameter selected the subtest results will be recorded Log Test Start Time Satellite M20 Maintenance Manual 19 ...

Страница 95: ...d to Old Log File With this parameter selected the new log will be added to the old one Log Device Info on Fail With this parameter selected details of the failed test will be recorded Log file Name Specify the Log file name You can input the detail path of the file System will show the detail path of the file 3 3 7 Specify LOG Viewer You can specify the Log file viewer in the Specify Log Viewer s...

Страница 96: ... Log file and view it with the viewer designated in Specify LOG Viewer 3 3 9 LOG Viewer Service Diagnostic Log viewer Scroll a line backward or forward on the screen Page Up Page Down Scroll a page backward or forward on the screen Satellite M20 Maintenance Manual 21 ...

Страница 97: ...ing information Test module name Test item name Start End time and the test result including PASS FAIL SKIP and ABORT When a failure is found both the error code and the error information were recorded In the Log file we use Test Items as the test item name which could not be modified in the whole time And we use the Internal Name as name in the program s UI which corresponds to the test item name...

Страница 98: ... key pause PASS End Time Thu Mar 13 14 38 25 2003 Module Name Service Diagnostic Ver 1 00 System Board Test Ver2002 12 31 Speaker Begin Time Thu Mar 13 14 39 24 2003 Speaker FAIL ITEM TEST FAIL Function ID 306 Error Code 30612 Error Message System Board Speaker Error End Time Thu Mar 13 14 39 34 2003 Satellite M20 Maintenance Manual 23 ...

Страница 99: ...ock 04 Speaker Speaker 05 PCI System PCI 06 Plug and Play PnP 07 ACPI Test ACPI 03 FAN 01 FAN Speed Test FANSpeed Memory 01 BIOS ROM BIOSROM 02 Pattern 01 Bit Stuck High Test BSHigh 02 Bit Stuck Low Test BSLow 03 Checker Board Test ChkBd 04 CAS Line Test CASLine 05 Incremental Test Incrment 06 Decremental Test Decrment 07 Incremental Decremental Test Idcrment 03 Extended Pattern 01 Read Write Cycl...

Страница 100: ...01 Text Mode 01 Character Test CharTest 02 Text Attribute Attribut 03 Text Page Selection PageSel 04 Text Color Color 05 80 25 Text Mode Text Mode 02 640 480 VGA Mode VGAMode 03 VESA Video Modes 01 640X480 Video Modes VESA 640x480x256 Mode VESA 640x480x32K Mode VESA 640x480x64K Mode VESA 640x480x16M Mode VESA 640x480x32bit Mode V640480_8 V640480_15 V640480_16 V640480_24 V640480_32 02 800X600 Video...

Страница 101: ...y VESAMEM 05 AGP Test AGP 06 LCD Panel Test LCDPanel 07 Register Test Register 08 Color Purity Test ColPurity 09 Direct Color Test DirectColor 10 DAC Palette Address DACPalAddr 11 Bitblt Engine Test Bitblt COMM 01 LPT 01 Register Check LPTRegister1 02 IRQ Check LPTInterrupt1 03 External Loopback LPTExLoopback1 04 ECP Mode LPTECP1 05 Printer Check LPTPrinter1 02 COM 01 Register Check COMRegister1 0...

Страница 102: ...ddress Detection MAC Address Peripheral 01 Keyboard 01 Keyboard Map KBMap 02 Keyboard Data Line KBDataLn 03 Keyboard Led KBLed 04 Keyboard Clock Line KBClokLn 02 Mouse 01 PS2 Mouse MSPS2 02 Stick Point MSStick Satellite M20 Maintenance Manual 27 ...

Страница 103: ...r the CPU works normally through math and logic calculation including verifying the general registers math registers and logic registers 2 CPU Speed This test item is to detect the work frequency of the current CPU User should change the parameters setting in the following window before the test CPU Speed Comparison Whether you want to make a comparison of the CPU speed with the value set in Expec...

Страница 104: ...gram correctly by forcing an abnormal float 4 CPU Information This test item is used for getting showing CPU Information It will be displayed as follows 5 CPU Protected Mode Test This test item is to check whether CPU protected mode instruction works normally 6 Speedstep Intel Speedstep technology is supported by the mobile CPU of Pentium III or above which allows a mobile PC user to operate at a ...

Страница 105: ...tery Optimized mode Whether the difference between the two speeds is greater than the value specified in Expected Minimum Speed Change system will report PASS otherwise FAIL Expected Minimum Speed Change Specify the minimum change range of CPU speeds under AC and DC power supply 7 MMX The test item is to confirm whether the CPU supports MMX instructions Subtest 02 Board 1 DMA Controller This test ...

Страница 106: ...CD Extended System Configuration Data in the BIOS 3 Whether there is PCI to ISA bridge in the system 4 Whether there is PCI bus in the system 7 ACPI Test ACPI test includes two sub items as below System Address Map Test Check the correctness of ACPI system memory map and whether its mapping scope is within real memory ACPI Table Test Check the correctness of ACPI relative configuration tables in t...

Страница 107: ...ory includes base memory and extended memory that could be accessed correctly through writing and reading with a series of designed pattern data Below is the parameter setting dialog window Option Choose the memory part to be tested Base Memory Test or Extended Memory Test Extended Memory Start Address MB Extended Memory End Address MB Set the range of extended memory that is to be tested the test...

Страница 108: ...ern A series of increasing data from 0 by adding 1 each time 6 Decrement Test Data Pattern A series of decreasing data from the maximum e g 0xFFFF by subtracting 1 each time 7 Incremental Decrement Test Data Pattern is a series of data whose low byte is increasing data from 0x00 and high byte is decreasing data from 0xFF Subtest 03 Extended Pattern In addition to the above pattern test with the me...

Страница 109: ...re that there is no short circuitry issue in memory chip The parameter dialog window is the same as that in Subtest 02 Pattern Subtest 05 Walking 0 s Test The test item is to make sure that there is no open circuitry issue in memory chip The parameter dialog window is the same as that in Subtest 02 Pattern Subtest 06 Memory Address This test item is to check short and open issue on memory address ...

Страница 110: ...the memory could be correctly accessed with randomized data and randomized memory address 2 Random Increment Read Write This test item is to check whether the memory could be correctly accessed with randomized memory address and a series of incremental data Subtest 10 Data Bus Test This test item is to check whether the data bus works normally Subtest 11 Memory Speed Test This test item is to chec...

Страница 111: ...ord hard disk 1 Sequential Random R W This test item is to check the HDD s Read Write function through data writing and reading to HDD This test item needs user to submit the parameters LBA Start LBA End Specify the start and end byte in LBA Large Block Address Retry Specify the maximum retrying times whether the operation fails Percent Specify the coverage rate in percentage of the total disk Tes...

Страница 112: ...e correctness of the HDD s sector seeking function This test item involves the following parameters LBA Start LBA End specify start and finish byte in LBA Large Block Address Retry Specify the maximum retrying times whether the operation fails Option Select sequential test or random test Percent Specify the coverage rate in percentage of the total disk 3 Performance Check the HDD s seeking speed a...

Страница 113: ... of the total disk 6 SMART Test SMART stands for Self Monitoring Analysis and Reporting Technology SMART test will compare the attribute values with the threshold value in the HDD s controller to confirm whether there is any failure in the HDD Subtest 02 CDROM The CDROM test runs on IDE CDROM DVD ROM CD RW it will check the CDROM driver s functionality and performance 1 Controller Test Check the C...

Страница 114: ...t center point This test needs a data CD 5 Data CD Random Seek Check the random seek function of CDROM drive Random access will reflect the performance of the heads random movement and seek It tests 1000 times 6 Data CD Sequence Seek Check the sequential seek function of CDROM drive Perform location test to CD RW under LBA mode with the location address increasing in sequence 7 CDRW Write Test Che...

Страница 115: ... writing data into the video memory then reading it out and comparing the two value Subtest 01 Text Mode 1 Character Test Tests two types of font patterns Font 9 14 Font 9 16 It requires the user to check whether all characters of each font type displayed correctly by answering the questions prompted on screen It will be displayed as follows 2 Text Attribute This test item is to check whether the ...

Страница 116: ...inking hi intensity attribute Users need to check whether all texts displayed correctly in the above six attributes and key in the answer Y or N to the prompts Is this display OK Y N Below is the test screen of Text Attribute 3 Text Page Selection This test item is to check whether the video memory could be correctly written and read in VGA text mode Based on the comparison of written data with re...

Страница 117: ...ed brown magenta and light gray and the bit0 3 defines 16 foreground colors dark gray light blue light green light cyan light red light magenta yellow and white besides the above 8 colors In the test user is required to respond based on the instruction in the screen 5 80 25 Text Mode This test item is to check whether 80 25 Text Mode works normally In the test user is required to respond based on ...

Страница 118: ...test user is required to respond based on the instruction in the screen Subtest 03 VESA Video Modes This test item is to check whether all the video modes supported by the video card works normally In the test user is required to respond following the instruction in the screen 1 640X480 Video Modes Test Satellite M20 Maintenance Manual 43 ...

Страница 119: ...Modes Test Subtest 04 VESA Video Memory This test item is to check whether VESA video memory could be correctly accessed write data read data Below is the test item s parameter dialog window Subtest 05 AGP Test This test item is to report the system s Accelerated Graphics Port status and check whether AGP registers works normally 44 Satellite M20 Maintenance Manual ...

Страница 120: ...8 Color Purity Test This test item is to check whether the system the video adapter and the display could display the purity color of red green blue black and white In the test user is required to respond based on the instruction in the screen Subtest 9 Direct Color Test This test item is to check the video adapter s composing ability of direct color in high and true color mode In the test user is...

Страница 121: ...ond based on the instruction in the screen Subtest 11 BitBlt Engine Test This test item is to check whether the BitBlt engine works normally BitBlt is the abbreviation of Bit Block Translate that means the copy of data block for 3 types from video memory to video memory from video memory to system memory and from system memory to video memory 46 Satellite M20 Maintenance Manual ...

Страница 122: ...the data of the type of BitBLT operation and the location of BitBLT source area and destination area into the BitBLT registers and all those operations will be completed automatically by BitBLT engine with minimum CPU intervention Satellite M20 Maintenance Manual 47 ...

Страница 123: ...e connector s description Fixture Description 9 PD7 16 PINIT 13 14 AUTFD 10 ACK 1 STROBE 15 ERROR 8 PD6 7 PD5 6 PD4 5 PD3 4 PD2 12 PE 3 PD1 17 SLIN Note 1 17 Pin number 2 PD0 11 BUSY PD0 PD7 Data Line Status Line ERROR S3 SELECT S4 ACK S6 PE S5 BUSY S7 Control Line AUTFD C1 PINIT C2 STROBE C0 SLIN C3 1 Register Check Check whether the data register and control register works normally 2 IRQ Check C...

Страница 124: ...SON STYLUS COLOR 440 EPSON STYLUS COLOR 460 EPSON STYLUS C41SX EPSON EPL 5700 LaserJet Printer HP Laser jet 6P Laser Jet Printer Subtest 02 COM This test item shorts circuits in the external pins to unite data sending and data receiving as self shake and self circle Below is the external connector s description Fixture Status 1 9 8 7 6 5 4 3 2 PIN2 RD PIN3 TD PIN7 RTS PIN8 CTS PIN1 DCD PIN4 DTR PI...

Страница 125: ...window of the IRQ Check Parity Choose the parity mode Stop Bit Choose the stop bit Word Size Choose the bit number in one word 3 Internal Loop back This test item is to check whether the COM port could correctly send and receive data at different transferring rate through internal cycle system Below is the parameter dialog window Parity Choose the parity mode 50 Satellite M20 Maintenance Manual ...

Страница 126: ...k 6 Parity Check Verify whether the parity check in the COM port works normally 7 Stop Bits Check Verify whether the stop bits check in the COM port works normally 8 Word Length Check Verify whether the word length check in the COM port works normally Subtest 03 IrDA This test item is divided into Fast IR FIR and Slow IR SIR FIR supports the transfer rates of 0 576Mbps 1 152Mbps and 4 000Mbps SIR ...

Страница 127: ... to be checked in Slow IR FIR Test Choose the transfer rates to be checked in Fast IR Below are the operation steps Prepare a Master whose IrDA works normally then run the test item in Comm IrMaster under Diagnostics menu The master stays here to wait for slave requesting Prepare a slave User should choose the test item Comm IrSlave and set parameters Below is the Slave Testing window 52 Satellite...

Страница 128: ...ether the module can detect the existence of the network card and display its related information 1 Device ID Detection Detect the device ID of the network card 2 Vendor ID Detection Detect the vendor ID of the network card 3 MAC Address Detection Detect the MAC address of the network card Satellite M20 Maintenance Manual 53 ...

Страница 129: ...must be tested by pressing together with Enter key while holding down Fn key press down Enter key When the user has checked all the keys and all the keys in the screen have been changed in color the diagnostics program would automatically ends the test and reports the pass information Whether keyboard test failure program can terminated the test and report the fail information when it is time to t...

Страница 130: ...D LED 6 CAP Number Scroll LED LED 1 2 3 4 5 6 Orange No Yes Yes No Yes No Green Yes Yes Yes Yes No Yes Subtest 02 Mouse Test Check whether the point devices can work normally 1 PS 2 Mouse To test PS 2 mouse s functionality user should insert a PS 2 mouse before booting the unit At the below screen of PS 2 mouse test user can press the left button right button and move the mouse to verify its funct...

Страница 131: ...tick Point This test item needs to be done by hand When it draws a cursor on the screen user needs to move the mouse and watch whether the cursor moves to the correct direction with the movement of the mouse 56 Satellite M20 Maintenance Manual ...

Страница 132: ...As above 04 CPU Type Error The CPU Type is not supportable Check whether the CPU is Intel CPU 05 CPU Speed Error The CPU speed differs from the expected value Check the CPU speed and the set expected speed 06 NPU General Function Error The NPU arithmetic unit is damaged Replace the CPU 07 NPU Interrupt Error The NPU is damaged As above 08 CPU Information Error Information of the CPU can not be acq...

Страница 133: ...ors with the timer chip As above 08 Interval Error The acquired refreshing frequency is out of the estimated range Reset the estimated range 09 L1 Cache test Error The pattern read out from the L1 Cache is different from the one that has been written in the same address Test this unit on multiple machines 12 Data Bus Error Interference between different data channels As above 14 Speed Error Failur...

Страница 134: ...ESCD errors As above 51 No Find RSDP No RSDP is found Repeat multiple times If there is always the same error replace the board 52 Address Map Test Error Errors with the Address Map test As above 53 ACPI Table Test Error Errors with the ACPI table test As above 34xx FAN 01 Fan Slow Speed Test Fail The fan slow speed test fails Check the FAN connection 02 Fan Stop Test Fail The fan stop test fails ...

Страница 135: ...her the video card has any physical problem 14 VESA Video Memory Test Error As above As above 15 VESA VRAM Test Error Physical problems with the video card or the monitor Check whether there is any physical problem with the video card or the monitor 16 AGP Test Error AGP configuration register errors Check and see whether the AGP video card has any physical problem 17 LCD Panel Test Error Lower LC...

Страница 136: ... Support ECP Mode Ver3 20 LPT does not support ECP mode Check the BIOS setup and repeat the test 04 FIFO Test Error LPT cannot perform normally under FIF0 TEST mode ECP internal mode As above 05 IRQ Active Error 1 LPT IRQ cannot be activated 2 The external fixture does not match with the chosen version Check the external fixture and BIOS setup and repeat the test 06 No Fixture On The Port No exter...

Страница 137: ...ster of COM PORT does not perform normally As above 05 MCR Test Error The MCR register of COM PORT does not perform normally As above 06 Transmit Buffer Empty Over Time Error COM PORT data transfer out of time As above 07 Data Ready Over Time Error COM PORT data receive out of time 1 Check for the external fixture on COM PORT 2 Try with other test software 3 Replace the SUPPER IO chip 08 IRQ3 Not ...

Страница 138: ...ceive of COM PORT does not perform normally 1 Try with other test software 2 Replace the SUPPER IO chip 18 RTS CTS Connection Test Error There is OC with the RTS CTS pins 1 Check whether the external fixture of correct version is connected 2 Try with other test software 3 Replace the SUPPER IO chip 19 DTR DSR Connection Test Error There is OC with the DTR DSR pins As above 08xx LAN Card 01 PCI bus...

Страница 139: ...000MBPS Test Error As above As above 11 Connect time out Failure with the infrared port or the configuration program is not executed Rerun the configuration program or check the infrared port Check the master 20xx IDE HDD 01 Get Parameter Fail Wrong test parameters are input by user Reinput the correct parameters 02 Write Pattern Error HD is damaged Send the HD for repair 03 Data Compare Error HD ...

Страница 140: ...the CD ROM for repair 04 CD Read Error Either the disk or the CD ROM is damaged Replace the disk or send the CD ROM for repair 05 The Disk in CDROM is not Audio CD The disk in the CD ROM is not Audio CD Insert an Audio CD 06 Audio CD Play Error Errors with the Audio CD playing Replace the Audio CD or send the CD ROM for repair 07 CD Seek Error Either the disk or the CD ROM is damaged 08 The Disk i...

Страница 141: ......

Страница 142: ... Timer Clock Calendar ACPI Test FAN FAN Speed Video 1024X768 Video Modes Test VESA 1024x768x64K Mode VESA 1024x768x32bit Mode VESA Video Memory 5 Color Purity Test Direct Color Test LCD Panel HDD Sequential Random R W 25 SMART Check LAN Card Device ID Detection Vendor ID Detection Mac Address Detection LPT IRQ Check Fixture External Loop back Fixture COM IRQ Check Fixture Internal Loop back Fixtur...

Страница 143: ...Chapter 4 Replacement Procedures ...

Страница 144: ...4 Replacement Procedures 4 ii Satellite M20 Maintenance Manual ...

Страница 145: ...ery Pack 4 10 Removing the Optional PC Card 4 10 Installing the Optional PC Card 4 11 Removing the Optional Memory 4 12 Installing the Optional Memory 4 14 Removing the MDC Card 4 15 Installing the MDC Card 4 16 4 2 HDD 4 17 Removing the HDD 4 17 Installing the HDD 4 19 4 3 Selectable Bay Modules 4 20 Removing the Selectable Bay Module 4 20 Installing the Selectable Bay Module 4 21 Disassembling t...

Страница 146: ...er Board 4 37 Removing the FL Inverter Board 4 38 Installing the FL Inverter Board 4 40 4 10 LCD Modules 4 39 Removing the 14 1 inch LCD Module 4 39 Installing the 14 1 inch LCD Module 4 42 4 11 Top Cover 4 43 Removing the Top Cover 4 43 Installing the Top Cover 4 45 4 12 RTC Batteries 4 47 Removing the RTC Battery 4 48 Installing the RTC Battery 4 48 4 13 Power Supply Board 4 49 Removing the Powe...

Страница 147: ...Removing the System Board 4 58 Installing the System Board 4 59 4 18 Membrane Switch 4 60 Removing the Membrane Switch 4 60 Installing the Membrane Switch 4 60 4 19 Samsung 14 1 inch FL 4 61 Removing the Samsung 14 1 inch FL tube 4 61 Installing the Samsung 14 1 inch FL tube 4 68 4 20 Toshiba 14 1 inch FL 4 69 4 21 Sharp 14 1 inch FL 4 82 Satellite M20 Maintenance Manual 4 v ...

Страница 148: ...4 Figure 4 14 Removing the Switch cover 4 25 Figure 4 15 Removing the Switch Cover 4 26 Figure 4 16 Removing the screws 4 27 Figure 4 17 Removing the keyboard 4 28 Figure 4 18 Removing the wireless LAN card cover 4 30 Figure 4 19 Removing the wireless LAN card 4 31 Figure 4 20 Removing the speakers 4 32 Figure 4 21 Removing the speakers 4 33 Figure 4 22 Removing the display mask 4 34 Figure 4 22 0...

Страница 149: ...oard 4 50 Figure 4 34 Removing the cooling module 4 52 Figure 4 35 Applying silicon greases 4 53 Figure 4 36 Removing the CPU 4 55 Figure 4 37 Installing the CPU 4 56 Figure 4 38 Fixing the CPU 4 57 Figure 4 39 Removing the selectable bay cover HDD case and cable for DC jack 4 58 Figure 4 40 Removing the system board 4 59 Figure 4 41 Removing the membrane switch 4 60 Figure 4 42 Removing the PCB c...

Страница 150: ...9 Aligning the bezel 4 79 Figure 4 60 Fixing the bezel 4 80 Figure 4 61 Attaching the insulation sheet and tape 4 81 Figure 4 62 Removing the protectives cover and tape 4 82 Figure 4 63 Removing the screws from the sides 4 83 Figure 4 64 Removing the clips close to the lamp 4 83 Figure 4 65 Removing the bezel 4 84 Figure 4 66 Removing the lamp cover 4 84 Figure 4 67 Replacing the lamp unit 4 85 Fi...

Страница 151: ...4 Replacement Procedures Satellite M20 Maintenance Manual 4 ix ...

Страница 152: ......

Страница 153: ...examples For removing the Cooling Module First remove the top cover with the display assembly Then remove the HDD selectable bay module switch cover keyboard and wireless LAN card all of which are shown above the top cover with the display assembly For removing the LCD Module First remove the display mask and FL inverter board both of which are shown above the LCD module Cooling module 4 11 Top Co...

Страница 154: ...When you partially disassemble the computer and turn on the components use extreme care not to touch the connectors and components to avoid the risk of electrical shock Do not disassemble individual components during first level maintenance WARNING 1 To avoid the risk of electrical shock turn the computer off and remove the AC adapter from the electrical outlet 2 Because the battery in the compute...

Страница 155: ...heating smoke or fire 3 Before raising an FRU or other component make sure that all the component cables have been disconnected to avoid the risk of electrical shock caused by accidental contact with the energized components 4 For AC input be sure to use the AC adapter and AC power cable that come with your computer or Toshiba recommended equivalents 5 To avoid the risk of electrical shock make su...

Страница 156: ...tify the FRU that has probably caused the system failure Perform only the required machine operations Use only the disassembly and reinstallation procedures described in this manual Place the removed components in a safe place away from the computer so that they may not be damaged or get in the way of you doing your work Normally a number of screws need to be removed or replaced during disassembli...

Страница 157: ... satisfactory height Normal pin connectors are used for all the other types of cables These connectors can be installed or removed by simply inserting them or pulling them out Assembly Procedures You have to reassemble the computer after you disassembled the computer and fixed the component that caused the problem When reassembling the computer keep the following general guidelines in mind Take yo...

Страница 158: ...r and work desks An ESD wrist strap or heel grounder Anti static carpets or flooring Air ionizers for highly electrostatic sensitive areas A plastic card in credit card size Screw Tightening Torque To fasten screws follow the torque values listed below Overtightening can damage components and screws Undertightening can loosen the fastening or make screws come off which may result in short circuits...

Страница 159: ...y maintenance the screw types are shown on the computer body as symbols A symbol consists of a letter representing the screw type and a numeral representing the screw length Screw type Letter Bind screw B stands for bind Flat head screw F stands for flat head Super flat head screw S stands for super flat head Tapping screw T stands for tapping LHSTIX screw Other screws U stands for unique pan head...

Страница 160: ... 4 1 and 4 2 CAUTION When handling the battery packs use care not to short circuit the terminals Do not drop hit twist or bend the battery packs Do not scratch or break up their casing 1 Turn the computer upside down so that its front can face you 2 Slide out the battery lock Figure 4 1 Battery lock 4 8 Satellite M20 Maintenance Manual ...

Страница 161: ...3 Slide the battery release latch and remove the battery pack from the computer NOTE Dispose of the used battery packs as required by local ordinances or regulations Figure 4 2 Removing the battery pack Satellite M20 Maintenance Manual 4 9 ...

Страница 162: ...or recharged battery pack into place Check that the battery release latch slides in and stops with a click 2 Slide in the battery lock Removing the Optional PC Card Remove the optional PC card according to the following procedures and Figure 4 3 after checking that computer is turned off in boot mode CAUTION Install or remove the PC card correctly according the manuals of the PC card and the opera...

Страница 163: ...e 1 Insert the PC card gently until it stops and is seated securely 2 After checking that the PC card is seated securely push the PC card release lever slightly 3 Lock the PC card by sliding the PC card security lock After the PC card is installed check the hardware configuration in the Hardware Setup or TSETUP program to make sure that the PC card in compatible with the current hardware configura...

Страница 164: ...ION Remove the optional memory after turning off the computer If this is violated the computer or memory can be damaged 1 Turn the computer upside down 2 Remove the two M2 5x4 white bind screws 3 Remove the memory cover CAUTION Do not touch the connectors on the memory modules or in the computer Contaminated connectors can cause memory access problems Figure 4 4 Removing the memory cover 4 12 Sate...

Страница 165: ... 4 Spread out the two memory lock stoppers so that the memory module can be raised 5 Pull the memory module up and out at an angle using care to the connectors Figure 4 5 Removing the optional memory Satellite M20 Maintenance Manual 4 13 ...

Страница 166: ...nto the connector at an angle of 45 degrees 2 Tilt the memory module so that it can be fixed with both memory lock stoppers 3 Reinstall the memory cover 4 Fasten the cover with the two M2 5x4 white bind screws After the computer is turned on check the hardware configuration in the Hardware Setup or TSETUP program to make sure that the installed memory module has been recognized by the system If it...

Страница 167: ...oot mode CAUTION Remove the MDC card after turning off the computer If this is violated the computer or MDC card can be damaged 1 Turn the computer upside down 2 Remove one M2 5x4 black bind screw 3 Remove the MDC cover CAUTION Do not touch the connectors on the MDC card or in the computer Contaminated connectors can cause MDC card failures Figure 4 6 Removing the MDC cover Satellite M20 Maintenan...

Страница 168: ...e the two M2 2x4 white bind screws for fixing the MDC card 5 Raise the MDC card and disconnect it from CN501 6 Disconnect the MDC cable from the connector PJ1 on the MDC card Figure 4 7 Removing the MDC card 4 16 Satellite M20 Maintenance Manual ...

Страница 169: ...omputer Contaminated connectors can cause MDC card failures 1 Connect the MDC cable to the connector PJ1 on the MDC card 2 Connect the MDC card to CN501 on the system board 3 Fix the MDC card with the two M2 2x4 white bind screws 4 Install the MDC cover 5 Fix the MDC cover by fastening one M2 5x4 white bind screw After the computer is turned on check the hardware configuration in the Hardware Setu...

Страница 170: ...pt the data in the drive or damage the drive Remove the HDD hard disk drive according to the following procedures and Figures 4 8 4 9 and 4 10 1 Remove one M2 5x6 black bind screw for fixing the HDD cover 2 Remove the HDD cover by sliding it in the direction of the arrows Figure 4 8 Removing the HDD cover 4 18 Satellite M20 Maintenance Manual ...

Страница 171: ...NOTE Do not disassemble the HDD pack when it is working normally Disassemble or replace the HDD pack only if it failed 4 Place the HDD pack on a flat surface such as a desk and remove the two M3x4 white flat head screws 5 Remove the HDD bracket Figure 4 10 Removing the HDD bracket CAUTION Do not apply pressure to the top or bottom of the drive Satellite M20 Maintenance Manual 4 19 ...

Страница 172: ...ead screws CAUTION When installing the HDD pack into the computer do not press the center of the HDD pack to prevent the HDD bracket from being distorted Always hold the HDD pack by its sides 3 Install the HDD pack into the correct position in the computer Connect the HDD pack to the computer holding the HDD pack by its sides 4 Insert the white plastic grip into the gap between the computer and HD...

Страница 173: ...edures and Figure 4 11 1 Turn the computer upside down 2 When the lock screw is in the locked position remove the lock screw and attach it to the hole for temporarily retaining the lock screws 3 By sliding the release lever in the direction of the arrow pull out the selectable bay module in the direction of the arrow For removing the selectable bay cover see the explanations of Disassembling the C...

Страница 174: ... the Selectable Bay Module Install the selectable bay module according to the following procedures and Figure 4 11 1 Place the selectable bay module in the correct position and slide it in 2 Push it until it clicks into place 4 22 Satellite M20 Maintenance Manual ...

Страница 175: ...drive only if it failed Disassemble the DVD ROM drive according to the following procedures and Figures 4 12 and 4 13 1 Remove the two M2x8 black bind screws 2 Remove the connector cover and connector from the DVD ROM drive Figure 4 12 Removing the connector from the DVD ROM drive 3 Remove the five M2x3 white super flat head screws 4 Remove the frame Satellite M20 Maintenance Manual 4 23 ...

Страница 176: ...mble the DVD ROM drive according to the following procedures and Figures 4 12 and 4 13 1 Attach the frame to the DVD ROM drive 2 Fix the frame with the five M2x3 white super flat head screws 3 Attach the connector and connector cover to the DVD ROM drive and fix them with the two M2x8 black bind screws 4 24 Satellite M20 Maintenance Manual ...

Страница 177: ...er Remove the switch cover according to the following procedures and Figures 4 14 and 4 15 1 Turn the computer upside down 2 Remove two M2 5x12 black bind screws 3 Remove the eight latches on the switch cover Figure 4 14 Removing the Switch cover Satellite M20 Maintenance Manual 4 25 ...

Страница 178: ...ch Cover Install the Switch Cover Install the switch cover according to the following procedures and Figures 4 14 and 4 15 1 Install the switch cover 2 Turn the computer upside down 3 Fix switch cover with two M2 5x12 black bind screws 4 26 Satellite M20 Maintenance Manual ...

Страница 179: ...l out the keyboard holder by clamping it with your fingernails 1 Open the display panel 2 Remove the keyboard lock and M2 5x2 black bind screws 3 Move the keyboard in the direction of the arrow until the keyboard connector appears Figure 4 16 Removing the keyboard lock and screws 4 Disconnect the keyboard cable from CN18 on the system board and remove the keyboard Satellite M20 Maintenance Manual ...

Страница 180: ...gures 4 16 and 4 17 1 Connect the keyboard cable to CN18 on the system board 2 Align the latches on the front of the keyboard with the latch holes on the top cover 3 Fix the keyboard with the keyboard lock and M2 5x2 black bind screws 4 Install the keyboard holder in the correct position and fasten the five latches securely 4 28 Satellite M20 Maintenance Manual ...

Страница 181: ...following procedures and Figures 4 18 and 4 19 1 Remove one M2x4 black screw 2 Remove the wireless LAN card cover M2x4 black screw Wireless LAN card cover Figure 4 18 Removing the wireless LAN card cover 3 Remove the glass tape CAUTION Do not touch the connectors on the wireless LAN card and in the computer with bare hands Wireless LAN cards can fail if they are contaminated with sweat natural oil...

Страница 182: ... connector at angle of 45 degrees 2 Tilt the wireless LAN card and fix it with the left and right stoppers 3 Connect the two antenna cables with the tweezers CAUTION Do not touch the connectors on the wireless LAN card and in the computer with bare hands Wireless LAN cards can fail if they are contaminated with sweat natural oils etc from your hands 4 Fix the antenna cables with glass tape 5 Insta...

Страница 183: ...er upside down remove the two M2 5x20 black bind screws 2 Disconnect the speaker cables CN8 and CN9 on the system board 3 Remove the speaker cables from the guides grooves on the top cover 4 Remove the two and M2 5x6 black flat head screws one screw for one speaker 5 Remove the left and right speakers Figure 4 20 Removing the speakers Satellite M20 Maintenance Manual 4 31 ...

Страница 184: ...peakers according to the following procedures and Figure 4 20 and 4 21 1 Place the left and right speakers in their correct position and fix them with the M2 5x6 black flat head screws one screw for onespeaker 2 Push the speaker cables into the guides on the top cover 3 Fix the two M2 5x20 black bind screws 4 32 Satellite M20 Maintenance Manual ...

Страница 185: ...te flat head screws NOTE When removing the screws support the display by its back with one hand 3 Release the following 20 latches on the display mask in that order Eight bottom latches Four latches on each of the left and right sides Four top latches Seal for covering the screw Latch M2x6 white flat head screw Display mask M2 5x6 black bind screw Seal for covering the screw Double side tape Figur...

Страница 186: ...ong the LCM upside outermost direction until the latch of display mask separate from LCM bottom cover Then fully separate the display mask and LCM panel in the upside portion Fig 4 22 03 Removing display mask step 3 Fig 4 22 04 Removing display mask step 4 b Same as above step a fully separate the display mask and LCM panel in left side portion and right side portion 4 34 Satellite M20 Maintenance...

Страница 187: ...g 4 22 05 Removing display mask step 5 Fig 4 22 06 Removing display mask step 6 c The last step is to fully separate the downside portion of display mask and LCM panel Fig 4 22 07 Removing display mask step 7 Satellite M20 Maintenance Manual 4 35 ...

Страница 188: ...isplay mask wrong step 3 Installing the Display Mask Install the display mask according to the following procedures and Figure 4 22 1 Place the display mask in the correct position and fasten the following 20 latches in that order Eight top latches Four latches on each of the left and right sides Four bottom latches 2 Fix the display mask with the six M2 5x6 black flat head screws NOTE When fasten...

Страница 189: ... board according to the following procedures and Figure 4 23 and 4 24 1 Remove the M2x5 white bind screw Figure 4 23 Removing the FL inverter board 2 Raise the FL inverter board and disconnect the LCD FL cable from CN1 3 Disconnect the HV cable from CN2 and remove the FL inverter board Satellite M20 Maintenance Manual 4 37 ...

Страница 190: ...d Install the FL inverter board according to the following procedures and Figures 4 23 and 4 24 1 Connect the LCD FL cable to CN1 and connect the HV cable to CN2 2 Place the FL inverter board in the correct position 3 Fasten the M2x5 white bind screw to fix the FL inverter board 4 38 Satellite M20 Maintenance Manual ...

Страница 191: ...inances or regulations Removing the 14 1 inch LCD Module Remove the 14 1 inch LCD module according to the following procedures and Figures 4 25 and 4 28 1 Open the display panel Disconnect the LCD FL cable CN7 on the system board 2 Remove the three M2 5x4 black bind screws for fixing the LCD module 3 Carefully tilt the LCD module toward you Figure 4 25 Removing the 14 1 inch LCD module and screws ...

Страница 192: ...g the LCD 5 Remove the four M2x4 white bind screws for fixing the hinge bracket M2 5x6 white bind screw M2x4 white bind screw LCD module M2x4 white bind screw Figure 4 26 Remove LCD Panel Holder Screw 6 Remove the tape and gasket for securing the LCD FL cable connector and disconnect the LCD FL cable 4 40 Satellite M20 Maintenance Manual ...

Страница 193: ...ite bind screw Left LCD bracket Right LCD bracket LCD module M2x4 white bind screw Figure 4 27 Remove LCD Latch Holder Screw LCD FL cable connector LCD module Gasket Figure 4 28 Remove LCD FL Cable Connecter Satellite M20 Maintenance Manual 4 41 ...

Страница 194: ...asket for securing the LCD FL cable connector to cover the connected area of the connector 3 Place the hinge bracket in the correct position and fix it with the four M2x4 white bind screws 4 Place the LCD in the correct position and fix it with the two M2x6 white bind screws and M2x4 white bind screws 5 Place the LCD module in the correct position and fix it with the three M2 5x4 black bind screws...

Страница 195: ...d Figures 4 29 and 4 30 1 Turn the computer upside down and remove the following 14 screws Ten M2 5x6 black bind screws One M2 5x4 black bind screws One M2 5x12 black bind screw Two M2x4 white bind screws Figure 4 29 Removing the screws from the bottom and back of the computer Satellite M20 Maintenance Manual 4 43 ...

Страница 196: ... black bind screw 3 Disconnect the flat cable of the membrane switch from CN19 on the system board M2 5x6 black bind screw CN19 Flat cable of the memberane switch Figure 4 30 Removing the top cover 4 Remove the top cover using care to the three latches at the front 4 44 Satellite M20 Maintenance Manual ...

Страница 197: ...e following procedures 1 Fix the M2 5x6 black bind screw 2 Connect the flat cable of the membrane switch to CN 9 on the system board 3 Turn the computer upside down and fix it with the following 14 screws Ten M2 5x6 black bind screws One M2 5x4 black bind screws One M2 5x12 black bind screw Two M2x4 white bind screw ...

Страница 198: ...n the battery connector or cable Corrosion on the computer s battery connector White powder on parts of the battery White powder in the battery tray Clear liquid on the battery Clear liquid in the battery tray Clear liquid on the boards around the battery 2 Damage to the connection cable 3 Damage to the connector housing If you found any powder or liquid in or around the battery tray clean it up i...

Страница 199: ...ry connector on the power supply board 2 Take the RTC battery out of the battery tray Figure 4 31 Removing the RTC battery Installing the RTC Battery Install the RTC battery according to the following procedures and Figure 4 31 1 Connect the RTC battery cable to the RTC battery connector on the power supply board 2 Place the RTC battery in the correct position 4 48 Satellite M20 Maintenance Manual...

Страница 200: ...wer supply board 3 Remove the power supply board Figure 4 32 Removing the power supply board Installing the Power Supply Board Install the power supply board according to the following procedures and Figure 4 32 1 Connect CN521 CN522 on the power supply board to CN20 CN23 on the system board and place the power supply board in the correct position 2 Fix the power supply board with the two M2 5x4 b...

Страница 201: ...cedures and Figure 4 33 1 Disconnect the SUMI cards flat cables from CN1001 and CN1000 on the sound board 2 Remove the M2 5x4 black flat head screw for fixing the sound board 3 Remove the lever of the slide switch 4 Remove the sound board CN1001 CN1000 CN10 CN1002 Figure 4 33 Removing the sound board 4 50 Satellite M20 Maintenance Manual ...

Страница 202: ... 4 33 1 Connect the SUMI cards to CN1001 and CN1000 on the sound board 2 Place the sound board in the correct position 3 Attach the lever of the slide switch to the correct position 4 Fix the sound board with the M2 5x4 black flat head screw 5 Connect the SUMI cards to CN1002 and CN10 on the system board Satellite M20 Maintenance Manual 4 51 ...

Страница 203: ...air work 2 Do not touch or give shock to the fan in the cooling module Removing the Cooling Module Remove the cooling module according to the following procedures and Figure 4 34 1 Disconnect the cable of the cooling module from CN15 on the system board 2 Remove the two M2 5x6 black flat head screws and four M2x4 white bind screws 3 Remove the cooling module CN15 Figure 4 34 Removing the cooling m...

Страница 204: ... Route the cooling module cable between the module and HDD case 1 When silicon greases are already applied to the CPU and fan module wipe them off with a cloth By using a special syringe apply silicon greases to the CPU chip so that the entire CPU chip can be covered with the greases NOTE Apply silicon greases with a special syringe to cover the surface of the CPU chip completely CPU chip Figure 4...

Страница 205: ...4 Replacement Procedures 4 15 Cooling Module 5 Connect the cooling module cable to CN15 on the system board 4 54 Satellite M20 Maintenance Manual ...

Страница 206: ...ir work Removing the CPU Remove the CPU according to the following procedures and Figure 4 36 CAUTION Remove the CPU by aligning the triangle with the shaded area 1 Unlock the CPU by rotating the cam on the CPU socket 180 degrees to the left with a flat blade screwdriver in the order shown in the figure below 2 Remove the CPU Figure 4 36 Removing the CPU Satellite M20 Maintenance Manual 4 55 ...

Страница 207: ...38 1 Check that the triangle on the cam is in the unlocking position 2 Attach the CPU to the correct position in the CPU socket Align the CPU with the CPU socket by using the triangle as a guide Figure 4 37 Installing the CPU CAUTION Place the CPU by aligning the triangle with the shaded area 4 56 Satellite M20 Maintenance Manual ...

Страница 208: ...4 16 CPU 4 Replacement Procedures 3 Fix the CPU by rotating the cam 180 degrees to the right with a flat blade screwdriver Figure 4 38 Fixing the CPU Satellite M20 Maintenance Manual 4 57 ...

Страница 209: ...e the M2 5x6 flat head screw and HDD case 4 Disconnect the cable for the DC jack from CN11 X X CN11 CN10 CN1002 Figure 4 39 Removing the selectable bay cover HDD case and cable for DC jack CAUTION The HDD case must be installed on the system board after the HDD case has been placed in the correct position If not so parts on the board can be damaged when the HDD case is removed 5 Remove the three M...

Страница 210: ... board according to the following procedures and Figures 4 39 and 4 40 1 Place the system board in the correct position and fix it with the four M2 5x4 black flat head screws 2 Connect the cable for DC jack to the correct area and CN11 3 Place the HDD case in the correct position and fix it with the M2 5x6 black flat head screw 4 Connect the SUMI cards to CN1002 and CN10 on the system board 5 Plac...

Страница 211: ...1 1 Remove the three M2 5x4 black flat head screws 2 Remove the membrane switch Figure 4 41 Removing the membrane switch Installing the Membrane Switch Install the membrane switch according to the following procedures and Figure 4 41 1 Place the membrane switch in the correct position 2 Fix it with the three M2 5x4 black flat head screws 4 60 Satellite M20 Maintenance Manual ...

Страница 212: ...h FL tube Remove the Samsung 14 1 inch FL tube according to the following procedures and Figures 4 42 to 4 49 1 Flip the LCD module over and remove the PCB cover and three pieces of tape CAUTION Use care not to damage the PCB Figure 4 42 Removing the PCB cover and tape Satellite M20 Maintenance Manual 4 61 ...

Страница 213: ...14 1 inch FL 2 Remove the two screws for fixing the power supply board CAUTION Use care not to damage the PCB Screw Screw Source PCB Figure 4 43 Removing the two screws for fixing the power supply board 4 62 Satellite M20 Maintenance Manual ...

Страница 214: ... and remove the upper chassis from the frame There are six hooks at the top four hooks on each of the left and right hand sides and four hooks at the bottom 1st Top hooks Side hooks Bottom hooks 2nd 3rd Figure 4 44 Releasing the 18 hooks Satellite M20 Maintenance Manual 4 63 ...

Страница 215: ... 14 1 inch FL 4 Remove the panel assembly from the backlight assembly CAUTION Use care not to damage the TCP during working TCP Panel assembly Backlight assembly Figure 4 45 Removing the panel assembly 4 64 Satellite M20 Maintenance Manual ...

Страница 216: ...acement Procedures 5 Remove the two clips 6 Remove these Prism sheet Diffuser sheet Light guide plate LGP Reflective sheet B L sheets Clip Clip Figure 4 46 Removing the clips and backlight sheets Satellite M20 Maintenance Manual 4 65 ...

Страница 217: ...e back cover of the FL tube Screw FL cover back Screw Figure 4 47 Removing the screws for fixing the FL tube back cover 8 Disconnect the ground wire of the FL tube from the frame Frame GND wire Hot wire Figure 4 48 Disconnecting the FL tube ground wire 4 66 Satellite M20 Maintenance Manual ...

Страница 218: ...4 19 Samsung 14 1 inch FL 4 Replacement Procedures 9 Remove the FL tube from the frame Frame FL assembly Figure 4 49 Removing the FL tube Satellite M20 Maintenance Manual 4 67 ...

Страница 219: ...FL tube with the two screws 4 Attach these Reflective sheet Light guide plate Diffuser sheet Prism sheet 5 Fasten the two clips 6 Place the panel assembly on the correct location in the backlight assembly 7 Place the upper chassis on the frame Fit the hooks into the holes There are four hooks at the bottom four hooks on each of the left and right hand sides and six hooks at the top 8 Fix the power...

Страница 220: ... 3 In the order and shown in Figure 4 50 remove the tape for fixing the FL tube cable two pieces of tape on the bezel that are close to the FL tube and the X PCB insulation sheet CAUTION 1 Use care not to damage the TAB 2 Leave the insulation sheet on the bezel to allow the reuse of the sheet F 9 4 0 2 製品ラベル P C G F 1 3 ＢＬＳＮラベルＦＬ破棄ラベルＣＡＵＴＩＯＮラベル 3 2 2 1 Product label CAUTION label BL S N label...

Страница 221: ...remove the screws from the left and right hand sides of the module CAUTION To unfasten the screws use an insert bit of point size 0 for Philips screwdrivers 1 1 1 1 2 2 2 2 F 9 4 0 2 製品ラベル P C G F 1 3 ＢＬＳＮラベルＦＬ破棄ラベルＣＡＵＴＩＯＮラベル FL disposal label CAUTION label BL S N label Product label Label cautions for disposal of FL tubes Figure 4 51 Removing the screws 4 70 Satellite M20 Maintenance Manual ...

Страница 222: ...sided tape from the cell at the reverse side of the bottom of the bezel and remove the bezel 9 Remove the double sided tape remaining at the bottom of the cell and on the reverse side of the bezel CAUTION Do not damage the TAB when releasing the latches on the upper area When removing the bezel gently remove the top double sided tape at the bottom of the surface of the bezel to prevent cell damage...

Страница 223: ...1 inch FL 10 Spread out the PCB horizontally as shown in Figure 4 53 CAUTION Use care not to damage the TAB ＸＰＣＢを裏面から開く 1 Open the X PCB from the reverse side Figure 4 53 Spreading out the PCB horizontally 4 72 Satellite M20 Maintenance Manual ...

Страница 224: ...e areas are bonded to the frame with the double sided tape as shown in Figure 4 54 one area is at the top and two areas are at the bottom of both sides Remove the cell gently taking care not to damage it Use care not to peel off the masking tape in the three areas on the cell セルをはずす両面テープ３箇所はがしながら 1 Remove the cell by peeling off the three pieces of double sided tape Figure 4 54 Removing the cell ...

Страница 225: ...裏面 Reverse side of the bezel Requirements for attaching double sided tape The end of tape must not go beyond the opening of bezel Tape must not go beyond the opening of the bezel Double sided tape 4597 Sumitomo 3M Attach tape within tolerances from 0 0 to 0 5 from the opening of the bezel tape width tape length Tapes must not be overlapped The end of tape must not go beyond the opening of bezel Fi...

Страница 226: ...A The sheet must not be dislocated from the frame The sheet must not be dislocated from the frame The sheet must not be dislocated from the frame The frame must not be overlaid with the prism sheet etc The frame must not be overlaid with the prism sheet etc Sheet retaining tape Align the tape with the rib of frame The frame must not be overlaid The frame must not be overlaid with the sheet Figure ...

Страница 227: ... damage Perform this check also for the reverse side of the cell Then install the cell of the PCB assembly in the backlight unit CAUTION Align the top left corner of the cell with the corresponding corner of the backlight unit as indicated by in Figure 4 57 Use care not to damage the TAB 2 1 両面テープ剥離紙とる３箇所左上突き当てＰＣＢ付きセルバックライト Cell of PCB Backlight Align the top left corner Remove paper on the do...

Страница 228: ...e reverse side Figure 4 58 Folding down the TAB 18 Start installing the bezel in the upward direction until it stops at the top left corner NOTE The GND CU and lamp reflector on the left hand side must not go beyond the edges of the bezel Use care not to damage the cables and TAB The bezel latches must be engaged there are five latches on the top edge and two latches on the bottom edge Satellite M...

Страница 229: ...d the bezel s edge The fold of reflector must not go beyond the bezel s edge Two latches Figure 4 59 Aligning the bezel 19 Fasten the four screws on the left edge in the order and shown in Figure 4 59 20 Fasten the four screws on the right edge in the order and shown in Figure 4 59 CAUTION Fasten the screws in the orders shown in Figure 4 60 No loose fastening is allowed The tightening torque must...

Страница 230: ...21 Attach the PCB insulation sheet one location 22 Attach the tape for the bezel to the bottom area close to the lamp two locations 23 Attach the tape for fixing the FL tube cable one location CAUTION When attaching tape and insulation sheets use care not to damage the TAB and lamp cable connections Satellite M20 Maintenance Manual 4 79 ...

Страница 231: ...n the sheet with the reflector s edge Align the sheet with the reflector s edge Align the sheet with the module s edge The tape edge must not protrude from the surface of the module The tape edge must not protrude from the surface of the module Attach the sheet by pressing it so that the bezel may not fly Attaching the tape for the bezel Requirements for attachment The tape edge must not go beyond...

Страница 232: ...ontamination and damage of the liquid crystal display 1 Flip the module over and remove the protective cover S A protective cover G B aluminum tape C tape for lead fixing D and retention tape H Do not remove the shield tape I completely leave the tape attached partially Use care not to damage the TCP and chips Discard the removed tapes Figure 4 62 Removing the protectives cover and tape Satellite ...

Страница 233: ...owed releasing torque is 0 1078N m 1 1kgf cm Figure 4 63 Removing the screws from the sides 3 Flip the module over again with the top of the module facing up and remove the two clips that are close to the lamp Clips Figure 4 64 Removing the clips close to the lamp 4 82 Satellite M20 Maintenance Manual ...

Страница 234: ... the bezel Peel off the tape for GND wire fixing J U shaped edge of the bezel Tape for ground wire fixing J Figure 4 65 Removing the bezel 5 Flip the bezel over and remove the two screws E and lamp cover F Then replace the lamp unit G with a new one Maximum allowed releasing torque is 0 1078N m 1 1kgf cm Figure 4 66 Removing the lamp cover Satellite M20 Maintenance Manual 4 83 ...

Страница 235: ...xtracting the lead the edge of the P chassis should go beyond the edge of lamp cover Maximum allowed tightening torque is 0 1176N m 1 2kgf cm Engaging pin Engaging pin Fold here Figure 4 67 Replacing the lamp unit 7 Fix the GND lead with the tape 8 Check that the guide rib is not overlaid with the panel 9 After fitting the U shaped side of the bezel to the P chassis attach the bezel by pressing th...

Страница 236: ...lips Figure 4 68 Attaching the bezel 10 Fasten the five screws E on both sides Check that the two clip sare engaged in place firmly Maximum allowed tightening torque is 0 1176N m 1 2kgf cm Clips Figure 4 69 Fastening the screws on both sides Satellite M20 Maintenance Manual 4 85 ...

Страница 237: ...nger side with the marking on the lamp cover on the reverse side of the bezel Align a shorter side with the edge of the lamp cover When attaching the tape for lead fixing D Align a longer side with the marking on the lamp cover on the reverse side of the bezel Align a shorter side with the location where the head of the screw is covered When attaching the retention tape H Align both a longer and a...

Страница 238: ...2 Upon completion of the assembly perform visual inspections as shown in Figure 4 90 Engagement Attachment Attachment Engagement Screw Screw Engagement Screw Engagement Attachment Engagement Engagement Attachment Engagement Engagement Deformation Damage Screw Figure 4 71 Visual inspections ...

Страница 239: ...6000 1 次 Appendices ...

Страница 240: ...Appendices App ii Satellite M20 Maintenance Manual ...

Страница 241: ... 150 Pin C 8 C 6 CN10 Sound Board I F Connector 30 Pin C 10 C 7 CN15 Cooling Module Connector 3 Pin C 10 C 8 CN18 Keyboard Connector 34 Pin C 11 C 9 CN501 MDC Connector 30 Pin C 12 C 10 CN502 MDC I F Connector C 12 C 11 CN17 Selectable Bay Connector 72 Pin C 13 C 12 CN16 HDD Connector 44 Pin C 14 C 13 CN5 Parallel Connector 25 Pin C 15 C 14 CN3 Serial Connector 9 Pin C 15 C 15 CN11 DC IN Connector...

Страница 242: ...Connector 2 Pin C 25 C 30 JACK1001 Headphone Connector 8 Pin C 25 C 31 JACK1000 Microphone Connector 8 Pin C 26 C 32 CN1000 Interface Connector 30 Pin C 26 C 33 CN1001 IR Connector 10 pin C 26 Appendix D Keyboard Scan Character Codes D 1 Appendix E Key Layout E 1 E 1 United States US Keyboard E 1 E 2 United Kindom UK Keyboard E 1 E 3 Korea Keyboard E 2 Appendix F Wiring Diagrams F 1 F 1 Parallel P...

Страница 243: ...Appendices Appendix G BIOS Rewrite Procedures G 1 Appendix H EC KBC Rewrite Procedures H 1 Satellite M20 Maintenance Manual App v ...

Страница 244: ...verter connector pin assignments 40 pin C 7 Table C 4 External monitor connector pin assignments 15 pin C 7 Table C 5 PC card slot connector pin assignments 150 pin C 8 Table C 6 Sound board I F connector pin assignments 30 pin C 10 Table C 7 Cooling module connector pin assignments 3 pin C 10 Table C 8 Keyboard connector pin assignments 34 pin C 11 Table C 9 MDC connector pin assignments 30 Pin C...

Страница 245: ... 124 Pin C 19 Table C 26 Internal left speaker connector pin assignments 3 Pin C 21 Table C 27 Internal right speaker connector pin assignments 2 Pin C 21 Table C 28 Expansion Docking connector B 240 pin power C 22 Table C 29 RTC battery connector pin assignments 2 Pin C 25 Table C 30 Headphone connector pin assignments 8 Pin C 25 Table C 31 Microphone connector pin assignments 8 Pin C 26 Table C ...

Страница 246: ...n 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 four holes at the right side and left side of the LCD module with the corresponding holes in the LCD cover before securing the module with four screws Do not force the module into place because stress can affect its performance Also the panel s polarized s...

Страница 247: ...it again If the surface is very dirty we 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 Also never scratch the surface 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 A 2 Satellite M20 Maintenance Man...

Страница 248: ...ul not to drop it or let it strike a hard object which could cause breakage or cracks 6 CMOS LSI circuits are used in the module so guard against damage from electrostatic discharge Be sure to wear a wrist or ankle ground when handling the module Satellite M20 Maintenance Manual A 3 ...

Страница 249: ...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 4 Satellite M20 Maintenance Manual ...

Страница 250: ...l A 5 9 Do not disassemble the LCD module Disassembly can cause malfunctions 10 If you transport the module do not use packing material that contains epoxy resin amine or silicon glue alcohol or oxime These materials can release gas that can damage the panel s polarization ...

Страница 251: ...ayout Appendices Appendix B Appendix B Board Layout B 1 System Board Front View Figure B 1 System Board layout front c b a Z Y X P O N M L K J H H I F G E D C A B d W V U T S R Q Satellite M20 Maintenance Manual B 1 ...

Страница 252: ... CN22 Power supply Connector L CN16 HDD Connector M CN15 Cooling module Connector N CN13 CPU Connector O CN11 DC IN P CN24 ITP Port connector Q CN6 External monitor connector R CN5 Parallel connector S CN12 MINI PCI connector T CN14 RJ45 RJ11 connector U CN3 Serial connector V CN2 USB connector W CN1 PS 2 Connector X CN8 Internal left speaker connector Y JACK1 TV OUT connector Z CN7 LCD FL INVERTE...

Страница 253: ...Apx B Board Layout Appendices B 2 System Board Back View Figure B 2 System Board layout back E D B C A H G F Table B 2 System board ICs and connectors back Satellite M20 Maintenance Manual B 3 ...

Страница 254: ...nsion memory connector slot B B CN504 Memory connector C JACK1001 HEAD PHONE Connector D JACK1000 Microphone Connector E CN501 MDC Connector F CN500 BIOS Socket G CN502 MDC I F Connector H CN503 Expansion docking Connector B B 4 Satellite M20 Maintenance Manual ...

Страница 255: ...Apx B Board Layout Appendices B 3 Power Board Front View Figure B 3 Power Board layout Front C B A Satellite M20 Maintenance Manual B 5 ...

Страница 256: ... Board Back View Fig B 4 Power Board Layout Back View Table 3 Power supply board ICs and connectors E D Mark Number Name A CN1 Main battery connector B CN522 System board I F Connector C CN521 System Board I F Connector D CAB1 System board I F wiring E CN2 SUB battery connector ...

Страница 257: ...GND 17 M_DATA_R_ 3 I O 18 M_DATA_R_ 7 I O 19 M_DATA_R_ 8 I O 20 M_DATA_R_ 12 I O 21 V2 5 22 V2 5 23 M_DATA_R_ 9 I O 24 M_DATA_R_ 13 I O 25 M_DQS_R 1 I O 26 M_DM_R 1 27 GND 28 GND 29 M_DATA_R_ 10 I O 30 M_DATA_R_ 14 I O 31 M_DATA_R_ 11 I O 32 M_DATA_R_ 15 I O 33 V2 5 34 V2 5 35 M_CLK_DDR0 I O 36 V2 5 37 M_CLK_DDR0 I O 38 GND 39 GND 40 GND 41 M_DATA_R_ 16 I O 42 M_DATA_R_ 20 I O 43 M_DATA_R_ 17 I O ...

Страница 258: ...9 N C 90 GND 91 N C 92 V2 5 93 V2 5 94 V2 5 95 M_CKE1 I O 96 M_CKE0 I O 97 N C 98 N C 99 M_A_FR_ 12 I O 100 M_A_FR_ 11 I O 101 M_A_FR_ 9 I O 102 M_A_FR_ 8 I O 103 GND 104 GND 105 M_A_FR_ 7 I O 106 M_A_FR_ 6 I O 107 M_A 5 I O 108 M_A 4 I O 109 M_A_FR_ 3 I O 110 M_A 2 I O 111 M_A 1 I O 112 M_A_FR_ 0 I O 113 V2 5 114 V2 5 115 M_A_FR_ 10 I O 116 M_BS1_FR I O 117 M_BS0_FR I O 118 M_RAS_FR I O 119 M_WE_...

Страница 259: ...DATA_R_ 47 I O 155 V2 5 156 V2 5 157 V2 5 158 M_CLK_DDR1 I O 159 GND 160 M_CLK_DDR1 I O 161 GND 162 GND 163 M_DATA_R_ 48 I O 164 M_DATA_R_ 52 I O 165 M_DATA_R_ 49 I O 166 M_DATA_R_ 53 I O 167 V2 5 168 V2 5 169 M_DQS_R 6 170 M_DM_R 6 171 M_DATA_R_ 50 I O 172 M_DATA_R_ 54 I O 173 GND 174 GND 175 M_DATA_R_ 51 I O 176 M_DATA_R_ 55 I O 177 M_DATA_R_ 56 I O 178 M_DATA_R_ 60 I O 179 V2 5 180 V2 5 181 M_D...

Страница 260: ..._DATA_R_ 3 I O 18 M_DATA_R_ 7 I O 19 M_DATA_R_ 8 I O 20 M_DATA_R_ 12 I O 21 V2 5 22 V2 5 23 M_DATA_R_ 9 I O 24 M_DATA_R_ 13 I O 25 M_DQS_R 1 I O 26 M_DM_R 1 27 GND 28 GND 29 M_DATA_R_ 10 I O 30 M_DATA_R_ 14 I O 31 M_DATA_R_ 11 I O 32 M_DATA_R_ 15 I O 33 V2 5 34 V2 5 35 M_CLK_DDR3 I O 36 V2 5 37 M_CLK_DDR3 I O 38 GND 39 GND 40 GND 41 M_DATA_R_ 16 I O 42 M_DATA_R_ 20 I O 43 M_DATA_R_ 17 I O 44 M_DAT...

Страница 261: ... N C 87 GND 88 GND 89 N C 90 GND 91 N C 92 V2 5 93 V2 5 94 V2 5 95 M_CKE3 I O 96 M_CKE2 I O 97 N C 98 N C 99 M_AB 12 I O 100 M_AB 11 I O 101 M_AB 9 I O 102 M_AB 8 I O 103 GND 104 GND 105 M_AB 7 I O 106 M_AB 6 I O 107 M_AB 5 I O 108 M_AB 4 I O 109 M_A 3 I O 110 M_AB 2 I O 111 M_AB 1 I O 112 M_A 0 I O 113 V2 5 114 V2 5 115 M_AB 10 I O 116 M_BS1 I O 117 M_BS0 I O 118 M_RAS I O 119 M_WE I O 120 M_CAS ...

Страница 262: ...DATA_R_ 47 I O 155 V2 5 156 V2 5 157 V2 5 158 M_CLK_DDR4 I O 159 GND 160 M_CLK_DDR4 I O 161 GND 162 GND 163 M_DATA_R_ 48 I O 164 M_DATA_R_ 52 I O 165 M_DATA_R_ 49 I O 166 M_DATA_R_ 53 I O 167 V2 5 168 V2 5 169 M_DQS_R 6 170 M_DM_R 6 171 M_DATA_R_ 50 I O 172 M_DATA_R_ 54 I O 173 GND 174 GND 175 M_DATA_R_ 51 I O 176 M_DATA_R_ 55 I O 177 M_DATA_R_ 56 I O 178 M_DATA_R_ 60 I O 179 V2 5 180 V2 5 181 M_D...

Страница 263: ... GND 16 LVD_YAP2 O 17 PID1 O 18 LVD_CLAKM O 19 PID2 O 20 LVD_CLKAP O 21 GND 22 GND 23 N C 24 LVD_DDCPCL K 25 LVD_DDCPDAT A 26 N C 27 N C 28 N C 29 N C 30 N C 31 GND 32 GND 33 V5S_R1 O 34 V5S_R1 O 35 V5S_R1 O 36 GND 37 GND 38 INV_PWM_3 O 39 V5S O 40 V5S O C 4 CN6 External Monitor Connector 15 Pin Table C 4 External monitor connector pin assignments 15 pin Pin No Signal Name I O Pin No Signal Name I...

Страница 264: ... I O 24 A_CADR 5 I O 25 GND 26 A_VS2 I O 27 A_CADR 6 I O 28 A_CADR 25 I O 29 A_CADR 7 I O 30 A_CADR 24 I O 31 A_CADR 12 I O 32 A_CADR 23 I O 33 GND 34 A_CADR 15 I O 35 A_CADR 22 I O 36 A_CADR 16 I O 37 ACARDVPP 38 N C 39 ACARDVCC 40 A_RDY_IREQ I 41 A_CADR 21 I O 42 A_WE I O 43 GND 44 A_CADR 20 I O 45 A_CADR 14 I O 46 A_CADR 19 I O 47 A_CADR 13 I O 48 A_CADR 18 I O 49 A_CADR 8 I O 50 A_CADR 17 I O ...

Страница 265: ...I O 102 B_CADR 6 I O 103 B_CADR 25 I O 104 B_CADR 7 I O 105 B_CADR 24 I O 106 B_CADR 12 I O 107 B_CADR 23 I O 108 GND 109 B_CADR 15 I O 110 B_CADR 22 I O 111 B_CADR 16 I O 112 BCARDVPP 113 N C 114 BCARDVCC 115 B_RDY_IREQ I 116 B_CADR 21 I O 117 B_WE I O 118 GND 119 B_CADR 20 I O 120 B_CADR 14 I O 121 B_CADR 19 I O 122 B_CADR 13 I O 123 B_CADR 18 I O 124 B_CADR 8 I O 125 B_CADR 17 I O 126 GND 127 B...

Страница 266: ...YS 2 3ALWAYS 3 V3S 4 V3S 5 AVCC 6 AVCC I 7 N C I 8 N C I 9 N C I 10 N C I 11 GND I 12 GND I 13 SPK_OUT_R I 14 SPK_OUT_L 15 GND 16 GND 17 AREF 18 GND 19 VOLUME I 20 GND 21 SE_HP I 22 GND 23 MIC 24 GND 25 KILL_SWCH 26 GND 27 IR_TX 28 IR_RX 29 IR_SD O 30 GND O C 7 CN15 Cooling Module Connector 3 Pin Table C 7 Cooling module connector pin assignments 3 pin Pin No Signal Name I O Pin No Signal Name I O...

Страница 267: ...S 6 N C 7 SCAN OUT 15 O 8 SCAN OUT 14 O 9 SCAN IN 7 I 10 SCAN IN 6 I 11 SCAN OUT 13 O 12 SCAN OUT 12 O 13 SCAN IN 5 I 14 SCAN IN 4 I 15 SCAN OUT 11 O 16 SCAN OUT 10 O 17 SCAN IN 3 I 18 SCAN IN 2 I 19 SCAN IN 1 I 20 SCAN OUT 9 O 21 SCAN OUT 8 O 22 SCAN OUT 7 O 23 SCAN IN 0 I 24 SCAN OUT 6 O 25 SCAN OUT 5 O 26 SCAN OUT 4 O 27 SCAN OUT 3 O 28 SCAN OUT 2 O 29 SCAN OUT 1 O 30 SCAN OUT 0 O 31 V5S 32 CAP...

Страница 268: ...3 N C 4 PHONE I O 5 N C 6 NC 7 N C 8 GND 9 N C 10 N C 11 N C 12 N C 13 N C 14 N C 15 GND 16 MDC_ V3 17 MDC_ 3V 18 N C 19 GND 20 GND 21 N C 22 FRAME_SYNC_ICH I 23 SDATA_OUT_ICH I 24 N C 25 CODEC_RST _ICH I 26 SDATA_IN1_ICH O 27 GND 28 GND 29 GND 30 BITCLK_3_ICH I O C 10 CN502 MDC I F Connector Table C 10 MDC I F connector pin assignments 2 Pin Pin No Signal Name I O Pin No Signal Name I O 1 MDMTIP ...

Страница 269: ... O 20 SDCS3 _3 O 21 SDCS1 _3 O 22 SDA 2 O 23 SDA 0 O 24 V5S_MB 25 V5S_MB 26 V5S_MB 27 SDA 1 O 28 N C 29 IRQ15_3 I 30 GND 31 SDDACK _35 O 32 N C 33 SDIORDY_35 I 34 GND 35 SDIOR _3 O 36 GND 37 SDIOW _3 O 38 GND 39 SDDRQ_35 I 40 GND 41 GND 42 SDD15 I O 43 SDD00 I O 44 SDD14 I O 45 SDD01 I O 46 V5S_MB 47 V5S_MB 48 SDD13 I O 49 SDD02 I O 50 SDD12 I O 51 SDD03 I O 52 SDD11 I O 53 SDD04 I O 54 GND 55 GND...

Страница 270: ...I O 5 PDD06 I O 6 PDD09 I O 7 PDD05 I O 8 PDD10 I O 9 PDD04 I O 10 PDD11 I O 11 PDD03 I O 12 PDD12 I O 13 PDD02 I O 14 PDD13 I O 15 PDD01 I O 16 PDD14 I O 17 PDD00 I O 18 PDD15 I O 19 N C 20 N C 21 PDDRQ_35 22 GND I 23 PDIOW _3 24 GND O 25 PDIOR _3 26 GND O 27 PDIORDY_35 28 N C I 29 PDDACK _35 30 GND O 31 IRQ14_3 32 N C I 33 PDA1 34 N C O 35 PDA0 O 36 PDA2 O 37 PDCS1 _3 O 38 PDCS3 _3 O 39 HDD_LED ...

Страница 271: ...R6 I O 9 PDATA_R7 I O 10 ACK I 11 BUSY I 12 PE I 13 SLCT I 14 ALF O 15 ERROR I 16 PINIT O 17 SLCTIN O 18 GND 19 GND 20 GND 21 GND 22 GND 23 GND 24 GND 25 GND C 14 CN3 Serial Connector 9 Pin Table C 14 Serial connector pin assignments 9 Pin Pin No Signal Name I O Pin No Signal Name I O 1 DCD I 2 RXD I 3 TXD O 4 DTR O 5 GND 6 DSR I 7 RTS O 8 CTS I 9 RING I C 15 CN11 DC IN Connector 4 Pin Table C 15 ...

Страница 272: ...Connector 14 Pin Table C 17 Power supply board I F connector pin assignments 14 Pin Pin No Signal Name I O Pin No Signal Name I O 1 GND 2 GND 3 GND 4 GND 5 GND 6 GND 7 GND 8 GND 9 GND 10 GND 11 GND 12 GND 13 GND 14 GND C 18 CN20 Power Supply Connector Table C 18 CN20 Power supply Connector pin assignments 20 Pin Pin No Signal Name I O Pin No Signal Name I O 1 VADPTR 2 V5a 3 CHG_EN I 4 AC_SEL I 5 A...

Страница 273: ...ND I 18 GND I 19 GND I 20 GND O C 20 CN1 PS 2 Connector 6 Pin Table C 20 PS 2 connector pin assignments 6 Pin Pin No Signal Name I O Pin No Signal Name I O 1 MOUSDT I O 2 EXKBDT I O 3 5 GND MOUSCK I O 4 6 PS2VCC EXKBCK I O C 21 JACK1 TV OUT Connector 3 Pin Table C 21 TV OUT connector pin assignments 3 Pin Pin No Signal Name I O Pin No Signal Name I O 1 GND 2 CVBS_B O C 22 CN2 USB Connector 8 Pin T...

Страница 274: ...L I 4 IPSSWR I 5 GND 6 IPSMOD3 I C 24 CN4 RJ45 8 Pin 2LED RJ11 2 Pin Connector Table C 24 RJ45 8 Pin 2LED RJ11 2 Pin connector pin assignments Pin No Signal Name I O Pin No Signal Name I O A1 TX A2 TX I A3 RX I A4 GND I A5 GND I A6 RX I A7 GND I A8 GND I A9 LED_LAN I A10 3ALWAYS I A11 LED_LANACT I A12 3ALWAYS I B1 MDMTIP B2 MDMRNG I C 25 CN12 MINI PCI Connector 124 Pin Table C 25 MINI PCI connecto...

Страница 275: ...2 N C 13 WLON O 14 N C 15 GND 16 N C 17 PIRQC _3 18 V5S 19 V3S 20 PIRQB _3 21 N C 22 N C 23 GND 24 V3 25 CLK_MINIPCI_3R 26 PCI_RESET _ 3 27 GND 28 V3S 29 MPCIREQ0 _3 I 30 MPCIGNT0 _3 31 V3S 32 GND 33 PCI_AD 31 I O 34 PCI_PME _3 35 PCI_AD 29 I O 36 N C 37 GND 38 PCI_AD 30 I O 39 PCI_AD 27 I O 40 V3S 41 PCI_AD 25 I O 42 PCI_AD 28 I O 43 N C 44 PCI_AD 26 I O 45 PCI_CBE 3 46 PCI_AD 24 I O ...

Страница 276: ...PCI_TRDY _3 67 PCI_SERR _3 68 PCI_STOP _3 69 GND 70 V3S 71 PCI_PERR _3 72 PCI_DEVSEL _ O 73 PCI_CB 1 74 GND 75 PCI_AD 14 I O 76 PCI_AD 15 I O 77 GND 78 PCI_AD 13 I O 79 PCI_AD 12 I O 80 PCI_AD 11 I O 81 PCI_AD 10 I O 82 GND 83 GND 84 AD09 P3P I O 85 PCI_AD 8 I O 86 PCI_CB 0 87 PCI_AD 7 I O 88 V3S 89 V3S 90 PCI_AD 6 I O 91 PCI_AD 5 I O 92 PCI_AD 4 I O 93 N C 94 PCI_AD 2 I O 95 PCI_AD 3 I O 96 PCI_A...

Страница 277: ...C 26 Internal left speaker connector pin assignments 3 Pin Pin No Signal Name I O Pin No Signal Name I O 1 SPK_OUT_L O 2 N C 3 SPK_OUT_L O C 27 CN9 Internal Right Speaker Connector 2 Pin Table C 27 Internal right speaker connector pin assignments 2 Pin Pin No Signal Name I O Pin No Signal Name I O 1 SPK_OUT_R O 2 SPK_OUT_R O ...

Страница 278: ... GND 12 DAC_DDCACLK I O 13 D_ROUT O 14 D_GOUT O 15 D_BOUT O 16 DVSYNC O 17 Reserved 18 Reserved 19 GND 20 Reserved 21 Reserved 22 Reserved 23 Reserved 24 Reserved 25 Reserved 26 Reserved 27 Reserved 28 GND 29 GND 30 Reserved 31 Reserved 32 Reserved 33 Reserved 34 Reserved 35 Reserved 36 Reserved 37 GND 38 Reserved 39 Reserved 40 Reserved 41 GND 42 Reserved 43 Reserved 44 Reserved 45 GND 46 Reserve...

Страница 279: ...ed 87 Reserved 88 GND 89 GND 90 Reserved 91 Reserved 92 Reserved 93 Reserved 94 Reserved 95 Reserved 96 Reserved 97 GND 98 Reserved 99 Reserved 100 Reserved 101 GND 102 Reserved 103 Reserved 104 Reserved 105 GND 106 Reserved 107 Reserved 108 Reserved 109 GND 110 Reserved 111 Reserved 112 Reserved 113 GND 114 Reserved 115 Reserved 116 Reserved 117 N C 118 N C 119 N C 120 N C 121 DCOUT 122 DCOUT 123...

Страница 280: ...served 157 GND 158 Reserved 159 Reserved 160 Reserved 161 GND 162 Reserved 163 Reserved 164 Reserved 165 GND 166 Reserved 167 Reserved 168 Reserved 169 GND 170 Reserved 171 Reserved 172 Reserved 173 GND 174 Reserved 175 V3_ICHLAN 176 N C 177 N C 178 TERMPL 179 TX I 180 TX I 181 DCOUT 182 DCOUT 183 DOCK_I2C_DAT I O 184 IF P5V 185 Reserved 186 Reserved 187 GND 188 Reserved 189 USB_PP4 I O 190 USB_PN...

Страница 281: ... 227 Reserved 228 Reserved 229 GND 230 Reserved 231 Reserved 232 Reserved 233 GND 234 LED_LANACT I 235 LED_LAN I 236 DOCDT2 I 237 N C 238 N C 239 RX O 240 RX O Power Supply Board C 29 CN520 RTC Battery Connector 2 Pin Table C 29 RTC battery connector pin assignments 2 Pin Pin No Signal Name I O Pin No Signal Name I O 1 RTCVCC 2 GND O Sound Board C 30 JACK1001 Headphone Connector 8 Pin Table C 30 H...

Страница 282: ...e I O Pin No Signal Name I O 1 GND 2 AB_MIC I O 3 GND 4 AB_SE_HP O 5 GND 6 AB_SPK_OUT_R I 7 GND 8 AB_SPK_OUT_L I 9 GND 10 AB_AREF O 11 GND 12 AB_A_RIGHT_R O 13 GND 14 AB_A_LEFT_R O 15 GND 16 AB_A_RIGHT I 17 GND 18 AB_A_LEFT I 19 GND 20 N C 21 N C 22 N C 23 N C 24 N C 25 N C 26 AVCC_BOARD 27 AVCC_BOARD 28 AVCC_BOARD 29 AVCC_BOARD 30 AVCC_BOARD C 33 CN1001 IR Connector 10 Pin Table C 33 IR connector...

Страница 283: ...05 85 25 F0 25 06 5 06 86 2E F0 2E 07 6 07 87 36 F0 36 08 7 08 88 3D F0 3D 2 09 8 09 89 3E F0 3E 2 10 9 0A 8A 46 F0 46 2 11 0 0B 8B 45 F0 45 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 18 98...

Страница 284: ... A2 34 F0 34 36 H 23 A3 33 F0 33 37 J 24 A4 3B F0 3B 2 38 K 25 A5 42 F0 42 2 39 L 26 A6 4B F0 4B 2 40 27 A7 4C F0 4C 2 41 28 A8 52 F0 52 43 Enter 1C 9C 5A F0 5A 3 44 Shift L 2A AA 12 F0 12 45 No 102 key 56 D6 61 F0 61 46 Z 2C AC 1A F0 1A 47 X 2D AD 22 F0 22 48 C 2E AE 21 F0 21 49 V 2F AF 2A F0 2A 50 B 30 B0 32 F0 32 51 N 31 B1 31 F0 31 52 M 32 B2 3A F0 3A 2 53 33 B3 41 F0 41 2 54 34 B4 49 F0 49 2 ...

Страница 285: ... 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 84 E0 50 E0 D0 E0 72 E0 F0 72 1 85 PgUp E0 49 E0 C9 E0 7D E0 F0 7D 1 86 PgDn E0 51 E0 D1 E0 7A E0 F0 7A 1 89 E0 4D E0 CD E0 74 E0 F0 74 1 110 Esc 01 81 76 F0 76 112 F1 3B BB 05 F0 05 113 F2 3C BC 06 F0 06 114 F3 3D BD 04 F0 04 115 F4 3E BE 0C F0 0C 116 F5 3F BF 03 F0 03 117 F6...

Страница 286: ... 7 7 7 202 Fn 4 203 Win E0 5B E0 DB E0 1F E0 F0 1F 204 App E0 5D E0 DD E0 2F E0 F0 2F Notes 1 Scan codes differ by mode 2 Scan codes differ by overlay function 3 Combination with the Fn key makes different codes 4 Fn key does not generate a code by itself 5 This key corresponds to key No 42 in a 102 key model 6 Refer to Table D 6 No 124 key scan code 7 Refer to Table D 7 No 126 key scan code D 4 S...

Страница 287: ...8 E0 2A E0 F0 12 E0 75 E0 F0 75 E0 12 84 E0 AA E0 50 E0 D0 E0 2A E0 F0 12 E0 72 E0 F0 72 E0 12 85 PgUp E0 AA E0 49 E0 C9 E0 2A E0 F0 12 E0 7D E0 F0 7D E0 12 86 PgDn E0 AA E0 51 E0 D1 E0 2A E0 F0 12 E0 7A E0 F0 7A E0 12 89 E0 AA E0 4D E0 CD E0 2A E0 F0 12 E0 74 E0 F0 74 E0 12 203 Win E0 AA E0 5B E0 DB E0 2A E0 F0 12 E0 1F E0 F0 1F E0 12 204 App E0 AA E0 5D E0 DD E0 2A E0 F0 12 E0 2F E0 F0 2F E0 12 ...

Страница 288: ...0 75 E0 F0 12 84 E0 2A E0 50 E0 D0 E0 AA E0 12 E0 72 E0 F0 72 E0 F0 12 85 PgUp E0 2A E0 49 E0 C9 E0 AA E0 12 E0 7D E0 F0 7D E0 F0 12 86 PgDn E0 2A E0 51 E0 D1 E0 AA E0 12 E0 7A E0 F0 7A E0 F0 12 89 E0 2A E0 4D E0 CD E0 AA E0 12 E0 74 E0 F0 74 E0 F0 12 203 Win E0 2A E0 5B E0 DB E0 AA E0 12 E0 1F E0 F0 1F E0 F0 12 204 App E0 2A E0 5D E0 DD E0 AA E0 12 E0 2F E0 F0 2F E0 F0 12 Table D 4 Scan codes wit...

Страница 289: ...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 D 6 No 124 key scan code Code set 1 Code set 2 Key top Shift Make Break Make Break Prt Sc Common E0 2A E0 37 E0 B7 E0 AA E0 12 E0 7C E0 F0 7C E0 F0 12 Ctrl E0 37 E0 B7 E0 7C E0 F0 7C Shift E0 37 E0 B7 ...

Страница 290: ...des D 8 Satellite M20 Maintenance Manual Table D 7 No 126 key scan code Code set 1 Code set 2 Key top Shift Make Make Pause Common E1 1D 45 E1 9D C5 E1 14 77 E1 F0 14 F0 77 Ctrl E0 46 E0 C6 E0 7E E0 F0 7E This key generates only make codes ...

Страница 291: ...E Key Layout Appendices Apx E Key Layout Appendix E Key Layout E 1 United States US Keyboard Figure E 1 US keyboard E 2 United Kindom UK Keyboard Figure E 2 UK keyboard Satellite M20 Maintenance Manual E 1 ...

Страница 292: ...Appendices Apx E Key Layout E 2 Satellite M20 Maintenance Manual E 3 Korea Keyboard Figure E 3 Korea keyboard ...

Страница 293: ...endix F Appendix F Wiring Diagrams F 1 Parallel Port Wraparound Connector Figure F 1 Parallel port wraparound connector F 2 Serial Port Wraparound Connector Figure F 2 Serial port wraparound connector Satellite M20 Maintenance Manual F 1 ...

Страница 294: ...ms F 2 Satellite M20 Maintenance Manual F 3 Serial Port Direct Cable 9 Pin to 9 Pin Figure F 3 Serial port direct cable 9 pin to 9 pin F 4 Serial Port Direct Cable 9 Pin to 25 Pin Figure F 4 Serial port direct cable 9 pin to 25 pin ...

Страница 295: ...e BIOS 1 Set the system to boot mode 2 Turn off the power to the computer 3 Remove the external cable and PC card 4 Connect an external FDD and insert the BIOS EC KBC rewriting disk into either the external FDD 5 Turn on the power while holding down the key on the left of the space key Keep holding down the key until a message appears on the screen The BIOS rewriting starts 6 When the process is c...

Страница 296: ...e is completed the system is automatically turned off Note 1 Rewrite the EC KBS only when instructed by a diagnostic disk release１ notice 2 Connect the AC adapter to the computer when you rewrite the EC KBC 3 Do not turn off the power while you are rewriting the EC KBC If the rewrite fails it might be impossible to start up the computer 4 If you fail to rewrite EC KBC then when you next turn on th...

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