Toshiba Satellite Pro A60 Series Maintenance Manual Download Page 37

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2 Troubleshooting

Procedure 4 Test Program Check ................................................................... 2-13

Procedure 5 Connector Check and Replacement Check................................. 2-14

2.6 Keyboard .............................................................................................................. 2-15

Procedure 1 Test Program Check ...................................................................... 2-15

Procedure 2 Connector Check and Replacement Check.................................... 2-15

2.7 Display.................................................................................................................. 2-16

Procedure 1 External Monitor Check ............................................................. 2-16

Procedure 2 Test Program Check ................................................................... 2-16

Procedure 3 Connector Check and Replacement Check................................. 2-16

2.8

ODD (Optical Disk Drive) ................................................................................... 2-18

Procedure 1 ODD Cleaning Check ................................................................. 2-18

Procedure 2 Test Program Check ................................................................... 2-18

Procedure 3 Connector Check and Replacement Check................................. 2-18

2.9 LAN...................................................................................................................... 2-20

Procedure 1 Test Program Check ................................................................... 2-20

Procedure 2 Connector Check and Replacement Check................................. 2-20

2.10

SD Card/Memory Stick(Optional) ....................................................................... 2-21

Procedure 1 Test Program Check ................................................................... 2-21

Procedure 2 Connector Check ........................................................................ 2-21

2.11 Parallel

Port(Optional) ......................................................................................... 2-22

Procedure 1 Test Program Check ................................................................... 2-22

Procedure 2 Connector Check ........................................................................ 2-22

2.12 Audio

Test ............................................................................................................ 2-23

Procedure 1 Test Program Check ...................................................................... 2-23

Procedure 2 Connector Check and Replacement Check.................................... 2-23

2.13

IEEE 1394 Test(Optional).................................................................................... 2-24

Procedure 1 Test Program Check ................................................................... 2-24

Procedure 2 Connector Check ........................................................................ 2-24

2.14 Cooling

Module.................................................................................................... 2-25

Procedure 1 Test Program Check ................................................................... 2-25

Procedure 2 Connector Check and Replacement Check................................. 2-25

Satellite A60/ Pro A60 Maintenance Manual

2-iii

Summary of Contents for Satellite Pro A60 Series

Page 1: ...Toshiba Personal Computer Satellite A60 Pro A60 Maintenance Manual TOSHIBA CORPORATION S No Satellite A60 Pro A60 Maintenance Manual ...

Page 2: ...the 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 re...

Page 3: ...ates the existence 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 require...

Page 4: ...res explains how 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 Keyboard scan character codes Key layout Wiring diagrams BIOS Rewr...

Page 5: ...s on 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...

Page 6: ...1 1 Main Battery 1 19 1 1 2 Battery Charging Control 1 19 1 1 3 RTC Battery 1 20 Chapter 2 Troubleshooting 2 1 Outline 2 1 2 2 Basic Flowchart 2 2 2 3 Power Supply 2 6 Procedure 1 Power Icon Check 2 6 Procedure 2 Connection Check 2 8 Procedure 3 Replacement Check 2 8 2 4 System Board 2 9 Procedure 1 Replacement Check 2 10 2 5 2 5 inch HDD 2 11 Procedure 1 Message Check 2 11 Procedure 2 Partition C...

Page 7: ...ector Check and Replacement Check 2 18 2 9 LAN 2 20 Procedure 1 Test Program Check 2 20 Procedure 2 Connector Check and Replacement Check 2 20 2 10 SD Card Memory Stick Optional 2 21 Procedure 1 Test Program Check 2 21 Procedure 2 Connector Check 2 21 2 11 Parallel Port Optional 2 22 Procedure 1 Test Program Check 2 22 Procedure 2 Connector Check 2 22 2 12 Audio Test 2 23 Procedure 1 Test Program ...

Page 8: ...3 9 Audio 3 58 3 10 Mode Error Codes and description 3 59 Chapter 4 Replacement Procedures 4 1 General 4 1 4 2 Cooling Module 4 18 4 3 CPU 4 21 4 4 HDD 4 24 4 5 Selectable Bay Module 4 27 4 6 Touch Pad 4 31 4 7 RTC Battery 4 35 4 9 Keyboard 4 39 4 10 Speaker 4 42 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...

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

Page 10: ...x Satellite A60 Pro A60 Maintenance Manual ...

Page 11: ...Chapter 1 Hardware Overview ...

Page 12: ...1 Hardware Overview 1 ii Satellite A60 Pro A60 Maintenance Manual ...

Page 13: ...mponents 1 8 1 3 2 5 inch HDD 1 14 1 4 DVD ROM Drive 1 15 1 5 CD RW DVD ROM Drive 1 16 1 6 DVD Multi 1 17 1 7 Power Supply 1 18 1 8 Batteries 1 19 1 1 1 Main Battery 1 19 1 1 2 Battery Charging Control 1 19 1 1 3 RTC Battery 1 20 Satellite A60 Pro A60 Maintenance Manual 1 iii ...

Page 14: ...diagram 1 8 Figure 1 5 2 5 inch HDD 1 14 Figure 1 6 DVD ROM drive 1 15 Tables Table 1 1 2 5 inch HDD specifications 1 14 Table 1 2 DVD ROM drive specifications 1 15 Table 1 3 CD RW DVD ROM drive specifications 1 16 Table 1 4 DVD Multi drive specifications 1 17 Table 1 5 Battery specifications 1 19 Table 1 6 Quick normal charging time 1 20 1 iv Satellite A60 Pro A60 Maintenance Manual ...

Page 15: ...g features Processor The CPU is the Intel P4 Northwood P4 Prescott and Celeron Northwood Celeron Prescott P4 Northwood 2 66 2 8 3 06 3 2 GHz P4 Prescott 518 2 8G 532 3 06G 538 3 2G 552 3 46G 558 3 60G GHz Celeron Northwood 2 5 2 6 2 7 2 8 GHz Celeron Prescott 325 2 53G 330 2 66G 335 2 8G 340 2 93G 345 3 066G 350 3 2G GHz Host bridge system controller System controller ATi RS250 M Memory The comput...

Page 16: ...ee sizes 14 1 XGA TFT 15 SXGA TFT color display resolution 1024 768 16M 1400 1050 26M colors Keyboard The keyboard has 27 kinds countries key Batteries The computer has a removable 8 Cell or 12 Cell Lithium Ion battery pack and an internal RTC battery rechargeable Universal Serial Bus USB ports The computer has two USB 1 1 2 0 ports third one is BTO to daisy chain a maximum of 127 USB devices The ...

Page 17: ... including 16 bit Multiple Function PC Cards and CardBus cards PC card HDD boot does Not be supported SD MS Card This slot is BTO CTO for your memory card requirements to provide memory card read on your computer Toshiba Pointing Device Toshiba Pointing Device has one kind of input devices TouchPad Satellite A60 Pro A60 Maintenance Manual 1 3 ...

Page 18: ...America Canada The transfer rates are 56 Kbps for data reception 33 6 Kbps for data transmission and 14 400 bps for fax transmission Note however that the actual speed depends on the line quality The RJ11 modem jack is used to accommodate a telephone line IEEE 1394 optional The IEEE 1394 is optional integrated device to supported IEEE 1394 ports The serial data transfer rate is 400 Mbps These port...

Page 19: ...1 1 Features 1 Hardware Overview Figures 1 1 and 1 2 show the computer and its system unit configuration respectively Figure 1 1 Parts description placement Satellite A60 Pro A60 Maintenance Manual 1 5 ...

Page 20: ...1 Hardware Overview 1 1 Features 1 6 Figure 1 2 The computer Block diagram 1 6 Satellite A60 Pro A60 Maintenance Manual ...

Page 21: ... Speaker PC Card Card Slot Right Ext Cooling MIC Modul e AC Adapter LCD FL Inverter System Board IEEE 1394 MINI PCI Touch PAD RJ 45 Keyboard RTC RJ 11 Battery LAN Mai n Battery LPT DVD ROM Wireless IN T HDD Lan Figure 1 3 System Board configuration Satellite A60 Pro A60 Maintenance Manual 1 7 ...

Page 22: ... Bridge IXP 150 IDE Cont AC97 USB Cont 02 PCI PC Bridge A_Link 3 3v PCI_Interface 33MHz LAN Cont RTL8100CL Mini PCI Slot 802 11b g Combo Wireless LAN Cardbus Controller PCI1410 PCI1620 EEPROM MDC Modem Int HDD 30 80GB 9 5mm Speakerx2 Mic Antena PCMCIA HP CODEC ALC 250 AMP TPA 6011 AC USB P0 USB P1 USB P2 USB USB CD ROM DVD ROM DVD RW DVD Super Multi Internal LPC Main Battery E2PROM I2C EC KBC LPC ...

Page 23: ...features including Enhanced Intel SpeedStep technology Celeron Prescott Core speed 2 53 2 66 2 8 2 93 3 06 3 2 GHz System bus 533 MHz Core operating at 1 484 V 1 4 1 5GHz On die level 2 cache 256 KB Celeron Northwood Core speed 2 5 2 6 2 7 2 8 GHz System bus 400 MHz Core operating at 1 484 V 1 4 1 5GHz On die level 2 cache 128 KB Memory one BTO CTO capable expansion memory slot is provided They ca...

Page 24: ...used for password 24kb used for boot load 156kb reserved System controllers North Bridge ATI RS250 M CPU interface and control DRAM control AGP master slave interface AGP1 0 compliant AGP V2 0 compliant x 4 modes Memory 256MB Video RAM 64MB Memory 512MB Video RAM 64MB South Bridge ATI IXP150 Enhanced DMA controller Interrupt controller Counter timer PCI master slave interface PCI R2 2 compliant PC...

Page 25: ...ller supports multimedia The sound system contains the following MIDI replay feature Stereo speakers Headphone jack External microphone jack IXP 150 integrated audio controller RealTek 250 AC97 compliant 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 47N249 chip is us...

Page 26: ...of battery use Clock Generator ICS951402 Generating the clock signal required for the system Modem Controller Built in MDC card with askey Functions of the modem controller Digital signal conductor protection Ring wake up support Communication codes supported For data communication V 90 China V9 2 data rates 28kbps 56kbps V 34 Extended rates 33 6K 2400 V 32 turbo V 32bits and fallbacks For fax V 3...

Page 27: ...ss LAN controller Support following 2 kinds of mini PCI wireless LAN cards IEEE 802 11g Askey IEEE 802 11a g Askey Transfer Rate IEEE 802 11g max54Mbits s Frequency Channel IEEE802 11g 2 4GHz Super I O LPC 47N249 Satellite A60 Pro A60 Maintenance Manual 1 13 ...

Page 28: ... ATA100 for 30 40 60 80 GB The HDD is shown in Figure 1 4 and its specifications are listed in Table 1 1 Figure 1 5 2 5 inch HDD Table 1 1 2 5 inch HDD specifications Specifications Toshiba HGST Toshiba Toshiba Item MK4025 GAS IC25N040A TMR04 MK4021GA S MK40245G AS Formatted capacity GB 40 0007GB 40 0007GB 40 0007GB User data sectors 78 140 160 78 140 160 78 140 160 58 605 120 Bytes sector 512 512...

Page 29: ...m CD ROM The DVD ROM drive is shown in Figure 1 5 and its specifications are listed in Table 1 2 Figure 1 6 DVD ROM drive Table 1 2 DVD ROM drive specifications Item SD C2612 10E Data transfer rate Mbytes s 33 3 U DMA transfer mode 2 Access time ms Average random access ms Average full stroke access ms 100ms Rotational speed RPM 5100 Max Data buffer size Kbytes 192 Formats supported DVD R W DVD R ...

Page 30: ... CD ROM mode DVD RAM 33 3 U DMA transfer mode 2 Data transfer rate Mbytes s 16 7 PIO mode 4 Multiword DMA mode 2 Access time ms Average random access 100 90 170 Average full stroke access 170 160 300 Rotational speed RPM 4 670 Max 5100 Max 3300 Max Data buffer size Mbytes 2 DVD DVD ROM DVD 5 DVD 9 DVD 10 DVD 18 DVD R Ver 1 0 Ver 2 0 DVD RW Read Ver 1 1 DVD RAM Read Ver 2 1 CD Formats supported CD ...

Page 31: ...1 4 DVD Multi drive specifications Item DVD ROM mode CD ROM mode 33 3 U DMA transfer mode 2 Data transfer rate Mbytes s 16 7 PIO mode 4 Multiword DMA mode 2 Access time ms Average random access 180 150 Average full stroke access 170 160 Rotational speed RPM 4 670 Max 5100 Max Data buffer size Mbytes 2 DVD DVD VIDEO DVD ROM DVD R 3 9G 4 7G DVDRW Ver 1 1 DVD RAM DVD R DVD RW CD Formats supported CD ...

Page 32: ...ut 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 Power LED in Green or AMBER Battery indicator in Green or AMBER 5 External...

Page 33: ...ack 12 Cell Lithium Ion 14 8 V 6450 mAh RTC battery Lithium Ion 3 0 V 7 mAh 1 1 1 Main 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 1 2 Battery Charging Control Battery charging is controlled by LPC 47N249 When the AC adapter and battery pack are attached ...

Page 34: ...ccessing the disk consume much power and lengthen the charge time Any of the following cases stops battery charge 1 The battery becomes fully charged 2 The AC adapter or battery pack is removed 3 The battery or AC adapter voltage is abnormal Detection of full charge 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 t...

Page 35: ...2 Troubleshooting 2 Chapter 2 Troubleshooting 2 i Satellite A60 Pro A60 Maintenance Manual ...

Page 36: ... 1 Power Icon Check 2 6 Procedure 2 Connection Check 2 8 Procedure 3 Replacement Check 2 8 2 4 System Board 2 9 Procedure 3 Replacement Check 2 10 2 5 2 5 inch HDD 2 11 Procedure 1 Message Check 2 11 Procedure 2 Partition Check 2 11 Procedure 3 Format Check 2 12 2 ii Satellite A60 Pro A60 Maintenance Manual ...

Page 37: ...ement Check 2 18 2 9 LAN 2 20 Procedure 1 Test Program Check 2 20 Procedure 2 Connector Check and Replacement Check 2 20 2 10 SD Card Memory Stick Optional 2 21 Procedure 1 Test Program Check 2 21 Procedure 2 Connector Check 2 21 2 11 Parallel Port Optional 2 22 Procedure 1 Test Program Check 2 22 Procedure 2 Connector Check 2 22 2 12 Audio Test 2 23 Procedure 1 Test Program Check 2 23 Procedure 2...

Page 38: ...2 Troubleshooting Figures Figure 2 1 Basic flowchart 2 3 Tables Table 2 1 HDD error code and status 2 13 2 iv Satellite A60 Pro A60 Maintenance Manual ...

Page 39: ...ing module See Chapter 4 for the procedures to replace FRUs and Chapter 3 for the procedures to use test programs The following tools are required to perform the diagnostic procedures 1 Diagnostics maintenance test program disk 2 Phillips screwdrivers 2 mm 2 5 mm 3 Cleaning disk kit for ODD drive cleaning 4 Bootable CD 5 PC Card loopback connector 6 Multimeter 7 External monitor 8 Headphone 9 Micr...

Page 40: ... to enter the password If the user has forgotten the system password use a jump wire to make a short circuit on M B C561 then turn the computer power on When booted the computer overrides password protection and automatically erases the current password Make sure the Windows XP Home Edition has been installed on the HDD Any other operating system can cause the computer to malfunction Make sure any...

Page 41: ...e previous page to OS started Password displayed Procedure in Section 2 7 Follow the display diagnostic Procedure in Section 2 4 Follow the system board diagnostic Procedure in Section 2 3 Follow the power supply diagnostic Procedure in Section 2 3 Follow the power supply diagnostic Tomorrow Toshiba displayed Message In Touch with Any error message displayed Turn the power on BATTERY LED on DC IN ...

Page 42: ...ected by the diagnostic program Identify the test resulting in the error and perform the appropriate diagnostic procedures Follow the ODD diagnostic Procedure in Section 2 8 Perform the continuous test to check if the error is intermittent Any error detected by the diagnostic program Perform each test with the diagnostic program Diagnostic Program Loaded Insert Bootable CD into ODD 1 No Follow the...

Page 43: ... 2 6 4 If an error is detected by the Display test follow the display troubleshooting procedures in Section 2 7 5 If an error is detected by the ODD test follow the ODD troubleshooting procedures in Section 2 8 6 If an error is detected by the LAN test follow the LAN troubleshooting procedures in section 2 9 7 If an error is detected by the SD Card test follow the SD Card troubleshooting procedure...

Page 44: ...lacement 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 Amber Battery being charged On in Green Battery fully charged with AC adapter connected Blinking in Amb...

Page 45: ...ove 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 Amber or Green If it does not go to Procedure 3 Satellite A60 Pro A60 Maintenance Manual 2 7 ...

Page 46: ... 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 Procedure 3 Replacement Check The system board power supply board or CPU may be faulty Disassemble the computer according to Chapter 4 and fo...

Page 47: ...en press the F1 key as prompted These errors occur when the system configuration preserved in the RTC memory generally called CMOS memory does not match 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 batt...

Page 48: ...2 Memory test 3 Keyboard test 4 Display test 5 Hard Disk test 6 Mouse test 7 SD Card Memory stick test 8 ODD test 9 Sound test 10 LAN test If an error is detected during these tests go to Procedure 3 Procedure 3 Replacement Check The system board memory or CPU may be defective Disassemble the computer following the steps described in Chapter 4 and replace the system board memory module or CPU with...

Page 49: ... 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...

Page 50: ...on the display the system files have been transferred to the HDD Restart the computer If the problem persists go to Procedure 3 System transferred NOTE If the computer is running Windows XP Home edition 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 preca...

Page 51: ...not generated and the problem still exists go to Procedure 5 Table 2 1 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 12 Disk Controller action Test Failed 13...

Page 52: ...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 per...

Page 53: ...perform the following checks Check 1 Make sure the keyboard cable has been firmly connected to the system board Keyboard System board CPU If the cable is loose or off reconnect it firmly and return to Procedure 1 If there is still an error perform Check 2 Check 2 The keyboard may be faulty Replace it with a new one following the instructions in Chapter 4 If the problem persists perform Check 3 Che...

Page 54: ... 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 perform ...

Page 55: ...e 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 err...

Page 56: ...agnostics CD in the computer s CD turn on the computer and run the test Then insert a test ODD Toshiba EMI DVD ROM TEST DISK TSD 1 into the ODD 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 ODD drive is connected to the system board by the connector The connector may be dis...

Page 57: ...following the instructions in Chapter 4 If the ODD 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 If the problem...

Page 58: ...e 2 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 no...

Page 59: ... go to Procedure 2 Procedure 2 Connector Check The SD Card Memory Stick connector is mounted on the system board If the SD Card Memory Stick 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 ...

Page 60: ...Procedure 2 Procedure 2 Connector Check The Parallel Port connector is mounted on the system board If the Parallel Port 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 Parallel Port ...

Page 61: ... perform the following checks Check 1 Make sure the Speaker cable has been firmly connected to the system board Speaker System board CPU If the cable is loose or off reconnect it firmly and return to Procedure 1 If there is still an error perform Check 2 Check 2 The Speaker may be faulty Replace it with a new one following the instructions in Chapter 4 If the problem persists perform Check 3 Check...

Page 62: ... Procedure 2 Procedure 2 Connector Check The IEEE 1394 connector is mounted on the system board If the IEEE 1394 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 IEEE 1394 is still no...

Page 63: ...e 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 board an...

Page 64: ...leshooting 2 14 Cooling Module 2 26 Satellite A60 Pro A60 Maintenance Manual 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 ...

Page 65: ...Chapter 3 Diagnostic Programs ...

Page 66: ...3 2 11 View Logs 11 3 2 12 Exit to MS DOS 12 3 2 13 The Diagnostics Screen Explanation 12 3 3 Options 16 3 3 1 Overview 16 3 3 2 Batch Parameters Configuration 17 3 3 3 Item s Parameters Configuration 19 3 3 4 Load Batch Parameters 20 3 3 5 Save Batch Parameters 21 3 3 6 LOG Parameters Setting 22 3 3 7 Specify LOG Viewer 23 3 3 8 Display LOG File 23 3 3 9 LOG Viewer 24 3 3 10 LOG File Sample 25 3 ...

Page 67: ...3 Diagnostic Programs 3 8 Video 43 3 9 Communication COMM 52 3 10 Peripheral 56 3 11 Error Codes and description 58 3 12 Quick Test Item List i Satellite A60 Pro A60 Maintenance Manual iii ...

Page 68: ......

Page 69: ...ch Parameters Load Batch Parameters Save Batch Parameters Log Parameters Specify Log Viewer Display Error Log File DOS Shell Exit to DOS The DIAGNOSTIC TEST Devices include the following tests System Test Memory Test Storage Test Video Test Communication Test Peripheral Test Audio Test DMI Read Write System Information Before running the diagnostic programs get the following tools prepared A Servi...

Page 70: ...n booting up the unit for the first time the system will automatically select the location of the result log file If a USB floppy drive is connected and there is 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 system will save all log files in the root directory of RAM disk 2 Satellite A60 Pro...

Page 71: ...e named quick log has already existed the system will automatically rename Quick log to Quick old for the backup purpose of the log file It will take 8 15 minutes to test all the items User must plug the LPT Text Fixture before the test During the test user is required to verify the test result For the detail of test item please refer to Quick Test Item List 3 2 2 Customization Test When this item...

Page 72: ...it When it is being selected there is a X marked in the Select Test Mouse or press F8 to run the test The prompt information would be displayed in the screen as below This test item needs user to verify whether the mouse works normally The test result will be displayed in the following screen 4 Satellite A60 Pro A60 Maintenance Manual ...

Page 73: ...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 A60 Pro A60 Maintenance Manual 5 ...

Page 74: ...3 3 Item s Parameters Configuration Then press F8 to start the test User should configure each parameter in advance 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 the user ...

Page 75: ...l be displayed on the screen for user choice User press any index of token in ASCII and the program will test the kind of keymap of the country The test screen would be shown as below It requires user to press the key and check whether the key in the screen changes color or not User can terminate test by typing END When testing the Fn key it must press the Enter key at the same time Satellite A60 ...

Page 76: ...essed or test time is out after 10 seconds 3 2 5 Audio Play Test Check whether the system could playback audio normally When the test is completed a file named Audio_P log will be saved in the defined location 3 2 6 Audio Record Test Check whether the system could record the sound and playback it normally Before the test please make sure that the linked line is inserted and the volume is set to ma...

Page 77: ...ed In this screen there are two lines which attribute could be edited and updated The 1st line the font in yellow with blue background shows the attribute s value that is read from the current system and the 2nd line the font in red with turquoise background shows the same value as that in the 1st line before user s editing User can modify the attribute s value in the 2nd line and press Enter to c...

Page 78: ...dified would be marked in red otherwise in yellow User could press F2 to save the changes or press F4 to ignore and exit the current program 3 2 10 System Information This function is used to read the system information When the test is completed a file named System log will be saved in the defined location During the reading process the following screen will be displayed to indicate that the prog...

Page 79: ...operation is invalid When the detection is finished the hardware components information will be displayed as follows User can use function keys listed on the bottom of the screen to display the configuration of the component or exit the current program On the left column the components information is listed and user can use arrow keys or PgUp PgDn to view the list and highlight the chosen componen...

Page 80: ...DOS 3 2 13 The Diagnostics Screen Explanation Below is an example of running a test item It includes the following parts Diagnostics Windows Test Status Area Progress Bar Error List Test Item s Title Status Bar and Message Box 1 Diagnostics Windows 12 Satellite A60 Pro A60 Maintenance Manual ...

Page 81: ...ower 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 interrupt the test USER BREAK message box w...

Page 82: ...isplay 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 49C in the above screen Remaining Battery Capacity Remaining Battery Capacity detected in the current Battery e g BAT 97 Test Order Define the test sequence There is two sequence modes Sequential Test M...

Page 83: ...3 2 Quick Start 3 Diagnostic Programs Manual Interrupt Method Display Esc Break to tell the user how to manually interrupt the test process Satellite A60 Pro A60 Maintenance Manual 15 ...

Page 84: ...ted 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 a warning message would be shown as below Edit Batch Parameters 16 Satellite A60 Pro A60 Maintenance Manual ...

Page 85: ...er Specify 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 the command of EXIT Exit to DOS Exit the Service Diagnostics Editor and back to DOS 3 3 2 Batch Parameters Configuration The batch parameters ...

Page 86: ... 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 keystroke test Interactive If the item is enabled during the test the test items that need user to response can run normally such as Mouse test If it is disabled those test items will report FAIL When the option here is enabled it would affect all the test items while t...

Page 87: ... the hours whether TIMEBOUND is chosen under the batch mode Time Limit Min Specify the minutes whether TIMEBOUND 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...

Page 88: ...est items with specific parameters this option will call the related configuration screens Otherwise the program will show the following dialogue window Parameters for the specific test 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 extensi...

Page 89: ...n this window you can specify the INI files that you wanted to be edited or modified 3 3 5 Save Batch Parameters Here you can save the edited or modified content to the batch parameters files Satellite A60 Pro A60 Maintenance Manual 21 ...

Page 90: ...ptions Log Errors If selecting this parameter errors will be recorded when the test fails Log Test Activities If selecting this parameter the subtest results will be recorded Log Test Start Time If selecting this parameter the start time of the test will be recorded Log Test End Time If selecting this parameter the end time of the test will be recorded Log Errors Only If selecting this parameter e...

Page 91: ...ls 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 screen The default viewing program of Service Diagnostics is LogView exe 3 3 8 Display LOG File You can specify the Log file for viewing in the Dis...

Page 92: ...en you can specify a 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 24 Satellite A60 Pro A60 Maintenance Manual ...

Page 93: ... records the following 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...

Page 94: ...47 51 2004 Module Name Service Diagnostic Ver 1 01 Mouse Test Build Date 2002 12 31 MSTPad Begin Time Mon Jan 05 10 48 54 2004 Touch Pad Test FAIL ITEM TEST FAIL Function ID 502 Error Code 50202 Error Message Touch Pad Test Fail End Time Mon Jan 05 10 49 16 2004 26 Satellite A60 Pro A60 Maintenance Manual ...

Page 95: ...endar RealClock 04 PCI System PCI 05 Plug and Play PnP 06 ACPI Test ACPI 03 FAN 01 FAN Speed Test FANSpeed 02 Chipset Fan Test CHIPFAN 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 Patte...

Page 96: ...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_15 V640480_16 V640480_24 V640480_32 02 800X600 Video Modes VES...

Page 97: ...16001200_32 04 VESA Video Memory VESAMEM 06 AGP Test AGP 07 LCD Panel Test LCDPanel 08 Register Test Register 09 Color Purity Test ColPurity 10 Direct Color Test DirectColor 11 DAC Palette Address DACPalAddr 12 Bitblt Engine Test Bitblt COMM 01 LPT 01 Register Check LPTRegister1 02 IRQ Check LPTInterrupt1 03 External Loopback LPTExLoopback1 04 ECP Mode LPTECP1 02 IrDA 01 IrDA Master IrMaster 02 Ir...

Page 98: ... CPU works normally through math and logic calculation which means 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 Expected...

Page 99: ...rmal Interrupt program 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 Speedstep is a kind of energy saving running mode that is supported by the Pentium III or above This test item...

Page 100: ...ystem will report PASS otherwise FAIL Expected Minimum Speed Change Specify the minimum change range of CPU speeds under High Speed and Low Speed 7 MMX The test item is to confirm whether the CPU supports MMX instructions Subtest 02 Boards 1 DMA Controller This test item is to check whether the DMA controller works normally 2 Interval Timer This test item is to check whether the Interval Timer 18 ...

Page 101: ...rrectness 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 the current system Subtest 03 FAN Speed Test 1 CPU Fan Speed Test This test item is to check whether the CPU fan currently used works normally in the different speeds of stop slow middle and fast 2 Chipset Fan Speed Test This test it...

Page 102: ...ugh writing and reading with a series of designed pattern data Below is the parameter setting dialog window Test Option Choose the Memory part to take the test Base Memory or Extended Memory Extended Memory Test Range Specify the test coverage range of Extended Momory If user chooses Total Size it means that the whole Extended Momory will be tested Although user can input the parameter into other ...

Page 103: ... is 1 Each bit is high 2 Bit Stuck Low Test Data pattern Every bit is 0 Each bit is low 3 Checker Board Test Data pattern Lo byte and hi byte are composed with 0101 0x5 and 1010 0xA 4 CAS Line Test Data pattern Lo byte and hi byte are composed with 0000 0x0 and 1111 0xF 5 Incremental Test Data pattern A series of increasing data from 0 by adding 1 each time 6 Decrement Test Data Pattern A series o...

Page 104: ...ll be taken according to the coverage range that user chooses or time Extended Memory Start Address and Extended Memory End Address MB Set the range of extended memory that is to be tested The test coverage will be according to the value setting in Percent mentioned at below Percent Choose the percentage of the defined range of the memory to be tested Time Limit h Choose or Input the time hour of ...

Page 105: ...h works normally The parameter dialog window is as follows Subtest 08 Cache Memory The test item is to check whether the CPU internal cache memory could be accessed correctly Subtest 09 Random Memory Random Memory test includes the following two test items Randomize Test and Random Incremental Read Write Test The parameter dialog window is the same as that in Subtest 03 Extended Pattern 1 Randomiz...

Page 106: ...0 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 check the data transferring rate for the cache memory and the system memory 38 Satellite A60 Pro A60 Maintenance Manual ...

Page 107: ...e tested Although user can input the parameter into other select box but the selected result is invalid If user chooses Special Size the test of IDE HDD will be taken according to the coverage range that user chooses or time LBA Start LBA End Specify the start and end byte in LBA Large Block Address Percent Specify the coverage rate in percentage of the total disk Time Limit h Choose or Input the ...

Page 108: ...ollowing parameters IDE HDD Test Range is same as the description of the upper item LBA Start LBA End specify start and finish byte in LBA Large Block Address Option Select sequential test or random test Percent Specify the coverage rate in percentage of the total disk Time Limit h Choose or Input the time hour of the defined range of the total disk to be tested Time Limit m Choose or Input the ti...

Page 109: ... minute of the defined range of the total disk to be tested 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 ODD The ODD test runs on IDE CDROM DVD ROM CD RW It will check the ODD driver s functionality and perfor...

Page 110: ...ck the random seek function of ODD drive Random access will reflect the performance of the heads random movement and seek It tests for 1000 times 5 Data CD Sequence Seek Check the sequential seek function of ODD drive Perform location test to CD RW under LBA mode with the location address increasing in sequence 6 Tray Eject Test Check the eject function of the ODD It will eject the ODD and ask the...

Page 111: ...riting 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 te...

Page 112: ...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 Enter Y 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 According to the comparison of written data with ...

Page 113: ...und colors black blue green cyan red 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 according to the instruction in the screen 5 80 25 Text Mode This test item is to check whether 80 25 Text Mode works normally Satellite A...

Page 114: ...ther 680 480 VGA Text mode works normally In the test user is required to respond according to 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 46 Satellite A60 Pro A60 Maintenance Manual ...

Page 115: ...t 4 1280 x1024 Video Modes Test 5 1400 X1050 Video Modes Test 6 1600 X1200 Video 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 Satellite A60 Pro A60 Maintenance Manual 47 ...

Page 116: ...ay Data Channel Subtest 06 AGP Test This test item is to report the system s Accelerated Graphics Port status and check whether AGP registers works normally Subtest 07 LCD Panel Test This test item is to check whether there is any fault in its resolution by displaying the RGB gradient color screens 48 Satellite A60 Pro A60 Maintenance Manual ...

Page 117: ...ter and the display could display the purity color of red green blue black and white In the test user is required to respond according to the instruction in the screen Subtest 10 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 required to respond according to the instruction in the screen Satellite A...

Page 118: ...ubtest 11 DAC Palette Address This test item is to check the function of DAC registers and Palette registers In the test user is required to respond according to the instruction in the screen 50 Satellite A60 Pro A60 Maintenance Manual ...

Page 119: ... types from video memory to video memory from video memory to system memory and from system memory to video memory What should be done is to write 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 A60 Pro A60 ...

Page 120: ...nnector 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 Check...

Page 121: ...tween Slave and Master Below is the parameter dialog window of IrDA test Connect Timeout Define the time that slave connecting to master in seconds Test Timeout Define the time that testing each transfer rate in seconds SIR Test Choose the transfer rates 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 wo...

Page 122: ... Subtest 03 LAN Card This test item is to check whether 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 54 Satellite A60 Pro A60 Maintenance Manual ...

Page 123: ...ct the vendor ID of the network card 3 MAC Address Detection Detect the MAC address of the network card Subtest 04 1394 GUID Detection This test item is used to read and display GUID from 1394 register Satellite A60 Pro A60 Maintenance Manual 55 ...

Page 124: ...keyboard data line works normally 2 Keyboard Led Test Check whether the keyboard led works normally 3 Keyboard Clock Line Test Check whether the keyboard clock line works normally Subtest 02 Mouse Test Check whether the point devices work normally 1 Touch Pad Before test Touch Pad s function user should set a timeout time at below screen 56 Satellite A60 Pro A60 Maintenance Manual ...

Page 125: ...t the below screen of Touch Pad test user can press the left button right button and move the mouse to verify its functions for times and the test will end either by user break or test time is out Satellite A60 Pro A60 Maintenance Manual 57 ...

Page 126: ... 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 cannot be acquired Check whether the CPU is Intel CPU 09 Pro...

Page 127: ...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 Failure during the transfer speed test As above 03xx Board 01 DMA Test Error DMA channel cannot trans...

Page 128: ...est Fail The fan slow speed test fails Check the FAN connection 02 Fan Stop Test Fail The fan stop test fails As above 03 Fan Fast Speed Test Fail The fan fast speed test fails As above 04xx Video 01 Text Attribute Error Physical problems with the video card Check whether there is any physical problem with the video card 02 Text Page Selection Error As above As above 03 Text Color Error As above A...

Page 129: ...re 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 LCD color resolution Replace the LCD 19 Register Test Error Physical problems with the video card Check and see whether the video card has any physical problem 20 Adapter not support DDC The...

Page 130: ...xternal fixture and BIOS setup and repeat the test 06 No Fixture On The Port No external fixtures on LPT port As above 09 CTR STR Connection Error 1 There is OC Open Circuit or SC Short Circuit on the LPT port CTR STR 2 The external fixture does not match with the chosen version Check the external fixture and the port pins and repeat the test 10 DTR STR Connection Error As above As above 11 Toshib...

Page 131: ... As above 06 57600BPS Test Error As above As above 07 115200BPS Test Error As above As above 08 0 576MBPS Test Error As above As above 09 1 152MBPS Test Error As above As above 10 4 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 30xx Memo...

Page 132: ...rt SMART Change HD which supported SMART and test again 11 Disk read attribute threshold error Disk read attribute threshold error Send the HD for repair 12 Disk read attribute value error Disk read attribute value error As above 13 Disk SMART attribute value error Disk SMART attribute value error As above 21xx IDE CDROM 01 No Disk in CDROM No disk is found in the CD ROM Insert a disk into the CD ...

Page 133: ...tuck Low Test 10 or 3 minutes Address Test Board Interval Timer Clock Calendar ACPI Test FAN FAN Speed Video 1024X768 Video Modes Test VESA 1024x768x64K Mode VESA 1024x768x32bit Mode VESA Video Memory 10 or 3 minutes Color Purity Test Direct Color Test LCD Panel HDD Sequential Random R W 25 or 3 minutes SMART Check LAN Card Device ID Detection Vendor ID Detection Mac Address Detection Satellite A6...

Page 134: ...Chapter 4 Replacement Procedures 4 1 ...

Page 135: ...4 Replacement Procedures 4 ii Satellite A60 Pro A60 Maintenance Manual ...

Page 136: ... 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 17 4 2 Wireless LAN Card 4 18 Removing the Wireless LAN Card 4 18 Installing the Wireless LAN Card 4 19 4 3 HDD 4 20 Removing the HDD 4 20 Installing the HDD 4 22 4 4 Switch Cover and Hotkey Board 4 23 Re...

Page 137: ... Removing the Speakers 4 35 Installing the Speakers 4 36 4 10 Cooling Module 4 37 Removing the Cooling Module 4 37 Installing the Cooling Module 4 38 4 11 CPU 4 40 Removing the CPU 4 40 Installing the CPU 4 41 4 12 System Board 4 43 Removing the System Board 4 43 Installing the System Board 4 44 4 13 North Bridge thermal module and MDC cable 4 45 Removing the North Bridge thermal module and MDC ca...

Page 138: ...odule 4 51 Installing the 15 0 inch LCD Module 4 54 Removing the 14 1 inch LCD Module 4 55 Installing the 14 0 inch LCD Module 4 57 4 17 LED Board 4 58 Removing the LED Board 4 58 Installing the LED Board 4 59 4 18 Touch Pad Board 4 60 Removing the Touch Pad Board 4 60 Installing the Touch Pad Board 4 60 Satellite A60 Pro A60 Maintenance Manual 4 v ...

Page 139: ... the hotkey board 4 24 Figure 4 15 Removing the keyboard 4 25 Figure 4 16 Removing the ODD bay module 4 27 Figure 4 17 Removing the ODD bay module 4 28 Figure 4 18 Removing the breaket from the ODD drive 4 29 Figure 4 19 Removing the screws from the bottom of the computer 4 30 Figure 4 20 Removing the display assembly 4 31 Figure 4 21 Removing the screws from the bottom of the computer 4 32 Figure...

Page 140: ...inch LCD module and screws 4 52 Figure 4 36 Removing the 15 0 inch LCD module 4 53 Figure 4 37 Removing the 15 0 inch LCD module 4 53 Figure 4 38 Removing the 14 0 inch LCD module and screws 4 55 Figure 4 39 Removing the 14 0 inch LCD module 4 56 Figure 4 40 Removing the 14 0 inch LCD module 4 56 Figure 4 41 Removing the LED board 4 58 Figure 4 42 Removing the touch pad board 4 60 Satellite A60 Pr...

Page 141: ......

Page 142: ...tify the suspect FRU for the system failure Next according to this chart determine the FRUs that need to be removed before removing the suspect FRU After you determined those FRUs go to the appropriate sections according to the section numbers shown in the boxes Then start removal and replacement How to use the chart two examples For removing the System Board First remove the top cover with the di...

Page 143: ... 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 computer is...

Page 144: ...ing 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 sure t...

Page 145: ... 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 disassembling P...

Page 146: ...isfactory 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 your t...

Page 147: ...pulling out screws ESD mats for the floor 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 Over tightening can damage components and screws Under tightening can loosen the fastening or make screws c...

Page 148: ...easy 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 Other screws U stands for unique pan head screws st...

Page 149: ...s 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 3 Slide the battery release latch and remove the battery pack from the computer Figure 4 1 Removing the battery pack NOTE Dispose of the used battery packs as required by local ordinances or regulations 4 8 Satellite A...

Page 150: ...lode by improper replacement use handling or disposal Always dispose of the battery packs as required by local ordinances or regulations Use only replacement batteries recommended by Toshiba NOTE Visually check the battery s terminals If they are dirty clean them with a dry cloth 1 Gently insert a new or recharged battery pack into place Check that the battery release latch slides in and stops wit...

Page 151: ...CAUTION Install or remove the PC card correctly according the manuals of the PC card and the operating system you are using 1 Push the eject button for the PC card to be removed until it stops and release the button 2 When the eject button popped out slightly push it again 3 When the PC card popped out grasp it and pull it out Figure 4 3 Removing the PC card 4 10 Satellite A60 Pro A60 Maintenance ...

Page 152: ...boot mode 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 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 configuration Satellite A60 Pro A60 Maintenance Manual 4 ...

Page 153: ...N 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 one M2 5x4 black bind screw 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 Satellite A...

Page 154: ...pread 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 A60 Pro A60 Maintenance Manual 4 13 ...

Page 155: ...o 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 M2 5x4 black bind screw 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 has no...

Page 156: ...ode 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 the M2 5x4 black bind screws 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 A60 Pro A60 Maint...

Page 157: ... white bind screws for securing the MDC card 5 Raise the MDC card and disconnect it from CN502 on the system board 6 Disconnect the MDC cable from the connector JP1 on the MDC card Figure 4 7 Removing the MDC card 4 16 Satellite A60 Pro A60 Maintenance Manual ...

Page 158: ...uter Contaminated connectors can cause MDC card failures 1 Connect the MDC cable to the connector JP1 on the MDC card 2 Connect the MDC card to CN502 on the system board 3 Securing the MDC card with the two M2x4 white bind screws 4 Install the MDC cover 5 Securing the MDC cover by one M2 5x4 black bind screw After the computer is turned on check the hardware configuration in the Hardware Setup or ...

Page 159: ... LAN cards can fail if they are contaminated with sweat natural oils etc from your hands 1 Turn the computer upside down 2 Remove the M2 5x4 black bind screws 3 Remove the Wireless LAN cover 4 Disconnect the two antenna cables with the tweezers 5 Spread out both the left and right stoppers for fixing the wireless LAN card until the card can be raised 6 Pull the wireless LAN card up and out at an a...

Page 160: ...5 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 4 Install the wireless LAN cover 5 Securing the wireless LAN cover by one M2 5x4 black bind screw 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...

Page 161: ...ive or damage the drive Remove the HDD hard disk drive according to the following procedures and Figures 4 10 4 11 and 4 12 1 Remove one M2 5x3 5 black flat head screw for fixing the HDD cover 2 Remove the HDD cover 3 Remove the HDD pack sliding it in the direction of the arrows Figure 4 10 Removing the HDD pack cover 4 20 Satellite A60 Pro A60 Maintenance Manual ...

Page 162: ...e HDD pack when it is working normally Disassemble or replace the HDD pack only if it failed 5 Place the HDD pack on a flat surface such as a desk and remove the two M3x4 black flat head screws 6 Remove the HDD bracket Figure 4 12 Removing the HDD chassis CAUTION Do not apply pressure to the top or bottom of the drive Satellite A60 Pro A60 Maintenance Manual 4 21 ...

Page 163: ...at head 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 2 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 3 Insert the HDD pack 4 Secure the HDD cover with one M2 5x4 black f...

Page 164: ...panel 2 Release the following 11 latches on the switch cover in that order Six bottom latches One latch on the left and right sides Three front latches 3 Remove the switch cover 4 Disconnect the SUMI card flat cable from CN2001 on hotkey board Figure 4 13 removing the switch cover screw 5 Remove the two M2 5 x4 black flat head screws for securing the hotkey board 6 Remove the hotkey board Satellit...

Page 165: ...ures and Figures 4 13 4 14 1 Connect the SUMI card to CN2000 on the hotkey board 2 Place the hotkey board in the correct position 3 Secure the hotkey board with the two M2 5x4 black flat head screws 4 Place the switch cover in the correct position and secure the following 11 latches in that order Six bottom latches One latch on the left and right sides Three front latch 4 24 Satellite A60 Pro A60 ...

Page 166: ... Figures 4 15 1 Remove two M2 5x2 black bind screws Figure 4 15 Removing the keyboard 2 Move the keyboard in the direction of the arrow until the keyboard connector appears 3 Turn the keyboard upside down 4 Disconnect the keyboard cable from CN16 on the system board and remove the keyboard Satellite A60 Pro A60 Maintenance Manual 4 25 ...

Page 167: ... to the following procedures and Figures 4 15 1 Connect the keyboard cable to CN16 on the system board 2 Align the latches on the rear of the keyboard with the latch holes on the top cover 3 Secure the keyboard with the two M2 5x3 black bind screws 4 26 Satellite A60 Pro A60 Maintenance Manual ...

Page 168: ...ocedures of the specific modules Remove the ODD bay module according to the following procedures and Figure 4 16 4 17 1 Turn the computer upside down 2 Remove the M2x8 black bind screw 3 Turn the computer over and open the display 4 Push out the ODD bay module in the direction of the arrow CAUTION Handle the ODD bay module carefully because it becomes hot during operation Figure 4 16 Removing the ...

Page 169: ... ODD bay module according to the following procedures and Figure 4 16 4 17 1 Place the ODD bay module in the correct position and slide it in 2 Push it until it clicks into place 3 Close the display and turn the computer over 4 Fix the ODD bay module with one M2x8 black bind screw 4 28 Satellite A60 Pro A60 Maintenance Manual ...

Page 170: ...mble the ODD drive according to the following procedures and Figures 4 18 1 Remove the two M2x3 white flat head screws 2 Remove the bracket Figure 4 18 Removing the bracket from the ODD drive Assembling the ODD Drive Assemble the ODD drive according to the following procedures and Figures 4 18 1 Secure the bracket with the two M2x3 white flat head screws Satellite A60 Pro A60 Maintenance Manual 4 ...

Page 171: ...dures and Figures 4 19 4 20 1 Turn the computer upside down and remove two M2 5x20 black bind screws Figure 4 19 Removing the screws from the bottom of the computer 2 Restore the normal computer placement and open the display panel 3 Remove four M2 5x4 black flat head screws and M2x3 white flat head screw 4 Disconnect the LCD FL cable from CN13 on the system board 5 Remove the wireless antenna cab...

Page 172: ...e the display panel in their correct position and push the wireless antenna cable into the hole 2 Connect the LCD FL cable to CN13 on the system board and fix it with one M2x3 white flat head screw 3 Securing display assembly with four M2 5x4 black flat head screws 4 Close the display panel and turn the computer upside down and fix it with two M2 5x20 black bind screws Satellite A60 Pro A60 Mainte...

Page 173: ...d Figures 4 21 and 4 22 1 Turn the computer upside down and remove the following 25 screws Two M2 5x14 black bind screws Twelve M2 5x6 black bind screws Eleven M2 5x3 black flat head screws Figure 4 21 Removing the screws from the bottom of the computer 2 Restore the normal computer placement 4 32 Satellite A60 Pro A60 Maintenance Manual ...

Page 174: ...eplacement Procedures Figure 4 22 Removing the top cover 3 Disconnect the LED board flat cable from CN17 4 Lift up the top cover 5 Disconnect the lid switch cable from CN23 Satellite A60 Pro A60 Maintenance Manual 4 33 ...

Page 175: ...m board 2 Place the top cover adjusting its position CAUTION Use care to avoid that the MIC cable for MIC is caught between the top cover and base body 3 Connect the LED board flat cable to CN17 on the system board 4 Turn the computer upside down and fix it with the following 25 screws Two M2 5x14 black bind screws Twelve M2 5x6 black bind screws Eleven M2 5x3 black flat head screws 4 34 Satellite...

Page 176: ...ing procedures and Figure 4 23 1 Remove the speaker cables fix tape 2 Remove the speaker cables from the guides grooves on the bottom cover 3 Disconnect the speaker cables from CN20 on the system board 4 Remove the left and right speakers Figure 4 23 Removing the speakers Satellite A60 Pro A60 Maintenance Manual 4 35 ...

Page 177: ...following procedures and Figure 4 23 1 Connect the speaker cables to CN20 on the system board 2 Place the left and right speakers in their correct position and push the speaker cables into the guides on the top cover 3 Stick the speaker cables by the tape 4 36 Satellite A60 Pro A60 Maintenance Manual ...

Page 178: ...ng module Removing the Cooling Module NOTE The screws for Steps 2 and 3 cannot be removed only loosened Remove the cooling module according to the following procedures and Figure 4 24 1 Disconnect the cable of the cooling module from CN14 on the system board 2 Release the one screw next to the fan 3 Release the four screws on the cooling module using the numbered order shown to the screw 4 Remove ...

Page 179: ...in mind 1 Be sure to confirm the correct position for the module 2 Route the cooling module cable between the module and MDC card 3 Please according to the number sequence sealed on heatsink module and secure the relevant screws on the mainboard NOTE Apply silicon greases with a special syringe to cover the surface of the CPU chip completely Figure 4 25 Applying silicon greases 4 38 Satellite A60 ...

Page 180: ...licon greases to the CPU chip so that the entire CPU chip can be covered with the greases 2 Place the cooling module in the correct position 3 Secure the four screws on the cooling module using the numbered order shown on the screws 4 Secure one screw next to the fan 5 Connect the cooling module cable to CN14 on the system board Satellite A60 Pro A60 Maintenance Manual 4 39 ...

Page 181: ...CPU according to the following procedures and Figure 4 26 CAUTION Remove the CPU by aligning the triangle with the shaded area 1 Unlock the CPU by rotating the bar on the CPU socket 90 degrees to the up with hand in the order shown in the figure below 2 Remove the CPU NOTE After the CPU is removed should lower the bar before proceeding to prevent damage Figure 4 26 Removing the CPU 4 40 Satellite ...

Page 182: ...8 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 27 Installing the CPU CAUTION Place the CPU by aligning the triangle with the shaded area Satellite A60 Pro A60 Maintenance Manual 4 41 ...

Page 183: ...4 Replacement Procedures 4 11 CPU 3 Secure the CPU by rotating the bar 90 degrees to the down with hand Figure 4 28 Securing the CPU 4 42 Satellite A60 Pro A60 Maintenance Manual ...

Page 184: ...and Figures 4 29 1 Remove the M2 5x4 black flat head screws for securing the HDD tray 2 Remove the HDD tray 3 Remove the hotkey board SUMI card from CN8 NOTE The switch can be easily removed if you tweeze the prongs on the button together 4 Remove the lever of the wireless kill switch 5 Remove two M2 5x4 black flat head screws for securing the system board 6 Remove the system board Figure 4 29 Rem...

Page 185: ...itch on the system board 2 Seat the system board and secure it with two M2 5x4 black flat head screws 3 Connect the hotkey board SUMI card to CN8 on the system board 4 Seat the HDD tray and secure it with one M2 5x4 black flat head screw 5 Press the kill switch button through the opening in the side Be sure the prongs are fully engaged 4 44 Satellite A60 Pro A60 Maintenance Manual ...

Page 186: ...igure 4 30 4 31 1 Disconnect the cable of the North Bridge thermal module from CN15 on the system board 2 Turn the system board upside down 3 Remove two M2x3 black bind screws and washers 4 Remove North Bridge thermal module 5 Remove the black sheet 6 Remove one M2 5x2 5 white bind screws 7 Removing the CD tray Figure 4 30 Removing the North Bridge thermal module Satellite A60 Pro A60 Maintenance ...

Page 187: ...ing procedures and Figure 4 30 4 31 1 Pleace the MDC cable in the correct position 2 Connect the MDC cable from CN500 on the system board 3 Stick two pieces of sticky mylar securing the MDC cable 4 Connect the North Bridge thermal module cable to the CN15 on the system board 5 Place the Removing North Bridge thermal module in the correct position 6 Secure the two washers and M2x3 black bind screws...

Page 188: ...ack seals on the top 2 Remove the following 6 screw on the display module in that order Four M2 5x4 5 black flat head screws on the top and bottom Four M2x7 black flat head screws on each of the top and bottom of left and right sides 3 Release the following 18 latches on the display mask in that order Four bottom latches Five latches on each of the left and right sides Six top latches Figure 4 32 ...

Page 189: ...the left and right sides Four bottom latches 2 Place the display module in the correct position and fasten the following 8 screws in that order Four M2 5x4 5 black flat head screws on the top and bottom Four M2x7 black flat head screws on each of the top and bottom of left and right sides 3 Place the display mask in the correct position and fasten the following 8 seals in that order Four black sea...

Page 190: ... the following procedures and Figures 4 33 and 4 34 1 Remove the M2 5x4 5 black flat head screw Figure 4 33 Removing the FL inverter board 2 Raise the FL inverter board and disconnect the LCD FL cable from LCD FL connecter 3 Disconnect the HV cable from HV connecter and remove the FL inverter board Satellite A60 Pro A60 Maintenance Manual 4 49 ...

Page 191: ...rter board according to the following procedures and Figures 4 33 and 4 34 1 Connect the LCD FL cable to LCD FL connecter and connect the HV cable to HV connecter 2 Place the FL inverter board in the correct position 3 Fasten the M2 5x4 5 black flat head screw to secure the FL inverter board 4 50 Satellite A60 Pro A60 Maintenance Manual ...

Page 192: ...efully peeled away before disconnecting it from the module Removing the 15 0 inch LCD module Remove the 15 0 inch LCD module according to the following procedures and Figures 4 35 4 36 and 4 37 1 Remove the two M2 5x4 5 black flat head screws and two M2x5 white bind screws for fixing the LCD module 2 Carefully tilt the LCD module toward you 3 Remove the three M2x3 black bind screws on each of the ...

Page 193: ...4 Replacement Procedures 4 16 LCD Module Figure 4 35 Removing the 15 0 inch LCD module and screws 4 52 Satellite A60 Pro A60 Maintenance Manual ...

Page 194: ... the LCD brackets 5 Turn the LCD upside down 6 Remove the LCD FL cable connector Then disconnect the LCD FL cable Figure 4 36 Removing the 15 0 inch LCD module Figure 4 37 Removing the 15 0 inch LCD module Satellite A60 Pro A60 Maintenance Manual 4 53 ...

Page 195: ...es 4 35 4 36 and 4 37 1 Turn the LCD upside down 2 Connect the LCD FL cable to the LCD module 3 Return the normal LCD placement 4 Place the LCD bracket in the correct position and secure it with the three M2x3 black bind screws on each of the left and right sides 5 Place the LCD module in the correct position and secure it with the two M2 5x4 5 black flat head screws and two M2x5 white bind screws...

Page 196: ...he following procedures and Figures 4 38 4 39 and 4 40 1 Remove the two M2 5x4 5 black flat head screws and two M2x5 white bind screws for fixing the LCD module 2 Carefully tilt the LCD module toward you 3 Remove the three M2x3 black bind screws on each of the left and right sides for fixing the LCD bracket Figure 4 38 Removing the 14 0 inch LCD module and screws Satellite A60 Pro A60 Maintenance ...

Page 197: ...s 4 16 LCD Module 4 Remove the LCD FL cable connector Then disconnect the LCD FL cable Figure 4 39 Removing the 14 0 inch LCD module Figure 4 40 Removing the 14 0 inch LCD module 4 56 Satellite A60 Pro A60 Maintenance Manual ...

Page 198: ... following procedures and Figures 4 38 4 39 and 4 40 1 Connect the LCD FL cable to the LCD module 2 Place the LCD bracket in the correct position and secure it with the three M2x3 black bind screws on each of the left and right sides 3 Place the LCD module in the correct position and secure it with the two M2 5x4 5 black flat head screws and two M2x5 white bind screws Satellite A60 Pro A60 Mainten...

Page 199: ...move it 1 Remove the ESD tape for fix LED flat cable 2 Remove the left and right sides fix touch pad ESD tape 3 Remove the two M2 5x3 flat round head screws 4 Disconnect the touch pad flat cables from J1 on the touch pad and remove the LED board 5 Disconnect the touch pad flat cables from CN2000 and LED board flat cable from CN2002 on the LED board Figure 4 41 Removing the LED board 4 58 Satellite...

Page 200: ...ad flat cables to CN2000 and LED board flat cable to CN2002 on the LED board 2 Connect the touch pad flat cables to J1 on the touch pad 3 Secure LED board to top cover with two M2 5x3 black flat round bind screws 4 Stick touch pad flat cable by ESD tape on touch pad left side 5 Stick LED board flat cable by ESD tape Satellite A60 Pro A60 Maintenance Manual 4 59 ...

Page 201: ... flat head screws for securing the touch pad board 2 Remove the Touch Pad Board Figure 4 42 Removing the touch pad board Installing the Touch Pad Board Install the Touch Pad Board according to the following procedures and Figure 4 42 1 Place the touch pad board in the correct position 2 Secure the touch pad board with the two M2 5x4 black flat head screws 4 60 Satellite A60 Pro A60 Maintenance Man...

Page 202: ...6000 1 次 Appendices ...

Page 203: ...Appendices App ii Satellite A60 Pro A60 Maintenance Manual ...

Page 204: ...2 ODD Bay Connector 52 pin C 5 C 10 CN13 LCD FL Inverter Connector 42 pin C 6 C 11 CN14 Cooling Module Connector 1 3 pin C 6 C 12 CN15 Cooling Module Connector 2 3 pin C 7 C 13 CN16 Internal KEY Board Connector 34 pin C 7 C 14 CN18 HDD Connector 44 pin C 8 C 15 CN19 Main Battery Connector 7 pin C 8 C 16 CN20 Internal Left Speaker Connector 4 pin C 9 C 17 CN21 Internal Right Speaker Connector 4 pin...

Page 205: ...ntenance Manual C 24 JACK2 Ext_Microphone Connector 6 pin C 16 C 25 JACK3 Headphone Connector 6 pin C 16 Appendix D Keyboard Scan Character Codes D 1 Appendix E Key Layout E 1 Appendix F BIOS Rewrite F 1 Appendix G EC KBC Rewrite Procedures G 1 ...

Page 206: ...e 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 surfa...

Page 207: ...gain 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 A60 Pro A60 Maintenance...

Page 208: ...ot 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 A60 Pro A60 Maintenance Manual A 3 ...

Page 209: ...le 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 A60 Pro A60 Maintenance Manual ...

Page 210: ... 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 Satellite A60 Pro A60 Maintenance Manual A 5 ...

Page 211: ...Appendices Apx A Handling the LCD Module A 6 Satellite A60 Pro A60 Maintenance Manual ...

Page 212: ...ndix B Appendix B Board Layout B 1 System Board Front View Figure B 1 Board layout front _ A B C D E F G H I J K L M N O P Q R S Table B 1 System board connectors front Satellite A60 Maintenance Manual B 1 ...

Page 213: ...USB I F Connector B H CN3 RJ45 LAN RJ11 Connector I CN10 CPU Connector J CN6 S Video Connector K CN11 USB I F Connector C L JACK2 Ext_Microphone Connector M JACK3 Headphone Connector N CN8 Internal Keyboard Connector O CN17 LED Status and IR Connector P CN16 Internal Keyboard Connector Q CN19 Battery Bay Connector R CN22 BIOS Chip Connector S CN15 Cooling Module Connector B 2 Satellite A60 Pro A60...

Page 214: ...Apx B Board Layout Appendices Figure B 2 Board layout back A B C D Table B 2 System board ICs and connectors back Satellite A60 Pro A60 Maintenance Manual B 3 ...

Page 215: ...Appendices Apx B Board Layout B 4 Satellite A60 Pro A60 Maintenance Manual Mark Number Name A CN501 MINI PCI Connector B CN502 MDC Connector C CN504 Serial Connector D CN503 Memory Slot A Connector ...

Page 216: ...R I O 9 PDATA 7 _R I O 10 ACK _5R I 11 BUSY _5R I 12 PE_5R I 13 SLCT_5R I 14 ALF _5R O 15 ERROR _5R I 16 PINIT _5R O 17 SLCTIN _5R O 18 DGND 19 DGND 20 DGND 21 DGND 22 DGND 23 DGND 24 DGND 25 DGND C 2 CN2 External Monitor Connector 15 Pin Table C 2 External monitor connector pin assignments 15 pin Pin No Signal Name I O Pin No Signal Name I O 1 RED O 2 GREEN O 3 BLUE O 4 NC 5 VGA GND 6 VGA GND 7 V...

Page 217: ... MDMRNG I O C 4 CN5 USB I F Connector A B 8 Pin Table C 4 USB I F connector pin assignments 8 Pin Pin No Signal Name I O Pin No Signal Name I O 1 USBVCC1 2 USB_PN1_B I O 3 USB_PP1_B I O 4 DGND 5 USBVCC1 6 USB_PN0_B I O 7 USB_PP0_B I O 8 DGND G1 DGND G2 DGND G3 DGND G4 DGND C 5 CN6 TV OUT Connector 4 Pin Table C 5 TV OUT connector pin assignments 4 pin Pin No Signal Name I O Pin No Signal Name I O ...

Page 218: ...4 A_CADR 5 I O 25 A_CADR 4 I O 26 A_CADR 3 I O 27 A_CADR 2 I O 28 A_CADR 1 I O 29 A_CADR 0 I O 30 A_CDAT 0 I O 31 A_CDAT 1 I O 32 A_CDAT 2 I O 33 A_WP_IO16 O 34 DGND 35 DGND 36 A_CD1 I O 37 A_CDAT 11 I O 38 A_CDAT 12 I O 39 A_CDAT 13 I O 40 A_CDAT 14 I O 41 A_CDAT 15 I O 42 A_CE2 I 43 A_VS1 I O 44 A_IORD I 45 A_IOWR I 46 A_CADR 17 I O 47 A_CADR 18 I O 48 A_CADR 19 I O 49 A_CADR 20 I O 50 A_CADR 21...

Page 219: ... DGND G8 DGND G9 DGND C 7 CN9 SD MS Connector 23 Pin Table C 7 SD MS connector pin assignments 23 Pin Pin No Signal Name I O Pin No Signal Name I O 1 SD_DAT3 I O 2 SD_CMD O 3 DGND 4 VCC_CARD 5 SD_MS_CLK I 6 DGND 7 SD_DAT0 I O 8 SD_DAT1 I O 9 SD_DAT2 I O 10 SD_CD O 11 DGND 12 SD_WP O 13 DGND 14 DGND 15 MS_BS I O 16 VCC_CARD 17 MS_SDIO I O 18 NC 19 MS_INS I 20 NC 21 SD_MS_CLK I 22 VCC_CARD 23 DGND C...

Page 220: ...DD_R 8 I O 7 SDD_R 7 I O 8 SDD_R 9 I O 9 SDD_R 6 I O 10 SDD_R 10 I O 11 SDD_R 5 I O 12 SDD_R 11 I O 13 SDD_R 4 I O 14 SDD_R 12 I O 15 SDD_R 3 I O 16 SDD_R 13 I O 17 SDD_R 2 I O 18 SDD_R 14 I O 19 SDD_R 1 I O 20 SDD_R 15 I O 21 SDD_R 0 I O 22 SDDRQ_35_R O 23 DGND 24 SDIOR _3_R I O 25 SDIOW _3_R I O 26 DGND 27 SDIORDY_35_R I O 28 SDDACK _35_R I 29 IRQ15_3_R O 30 NC 31 SDA_R 1 I 32 NC 33 SDA_R 0 I 34...

Page 221: ......

Page 222: ...OUTL1 O 14 TXOUTL1 O 15 TXOUTL2 O 16 TXOUTL2 O 17 TXCLKOUTL O 18 TXCLKOUTL O 19 DGND 20 DGND 21 TXOUTU0 O 22 TXOUTU0 O 23 TXOUTU1 O 24 TXOUTU1 O 25 TXOUTU2 O 26 TXOUTU2 O 27 TXCLKOUTU O 28 TXCLKOUTU O 29 DGND 30 DGND 33 V5S 34 V5S 35 V5S 36 INV_PWM_3 O 37 BLON O 38 DGND 39 DGND 40 DGND 41 DGND 42 DGND C 11 CN14 Cooling Module Connector 1 3 Pin Table C 11 Cooling Module connector 1 pin assignments ...

Page 223: ......

Page 224: ...Pin No Signal Name I O 1 V5S 2 NC 3 NC 4 NC 5 NC 6 V5S 7 SCAN_OUT 4 O 8 SCAN_OUT 2 O 9 SCAN_IN 2 I 10 SCAN_IN 1 I 11 SCAN_OUT 1 O 12 SCAN_OUT 0 O 13 SCAN_IN 0 I 14 SCAN_IN 3 I 15 SCAN_OUT 5 O 16 SCAN_OUT 6 O 17 SCAN_IN 5 I 18 SCAN_IN 6 I 19 SCAN_IN 4 I 20 SCAN_OUT 12 O 21 SCAN_OUT 7 O 22 SCAN_OUT 3 O 23 SCAN_IN 7 I 24 SCAN_OUT 13 O 25 SCAN_OUT 9 O 26 SCAN_OUT 8 O 27 SCAN_OUT 11 O 28 SCAN_OUT 10 O ...

Page 225: ......

Page 226: ...DD_R 0 I O 18 PDD_R 15 I O 19 DGND 20 NC 21 PDDRQ_35_R O 22 DGND 23 PDIOW _3_R I O 24 DGND 25 PDIOR _3_R I O 26 DGND 27 PDIORDY_35_R I O 28 NC 29 PDDACK _35_R O 30 DGND 31 IRQ14_3_R I 32 NC 33 PDA_R 1 I 34 DGND 35 PDA_R 0 I 36 PDA_R 2 I 37 PDCS1 _3_R I 38 PDCS3 _3_R I 39 HDDASP _5 I 40 DGND 41 V5S 42 V5S 43 DGND 44 NC G1 DGND G2 DGND C 15 CN19 Main Battery Connector 7 Pin Table C 15 Main battery c...

Page 227: ... O Pin No Signal Name I O 1 SPK_OUT_R O 2 SPK_OUT_R O 3 DGND 4 DGND C 18 CN501 MINI PCI Connector 126 Pin Table C 18 MINI PCI connector pin assignments 126 Pin 1 3 Pin No Signal Name I O Pin No Signal Name I O 1 NC 2 NC 3 NC 4 NC 5 NC 6 NC 7 NC 8 NC 9 NC 10 NC 11 NC 12 NC 13 WLON O 14 NC 15 DGND 16 NC 17 PIRQB _3 18 V5S 19 V3 20 PIRQB _3 I 21 NC 22 NC 23 DGND 24 V3 25 CLK_MINIPCI_EXT R O 26 PCI_RE...

Page 228: ...0 PCI_AD 16 I O 61 PCI_IRDY _3 I O 62 DGND 63 V3 64 PCI_FRAME _3 I O 65 CLKRUN _3 I O 66 PCI_TRDY _3 I O 67 PCI_SERR _3 68 PCI_STOP _3 I O 69 DGND 70 V3 71 PCI_PERR _3 72 PCI_DEVSEL _3 O 73 PCI_CBE 1 O 74 DGND 75 PCI_AD 14 I O 76 PCI_AD 15 I O 77 DGND 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 DGND 83 DGND 84 PCI_AD 9 I O 85 PCI_AD 8 I O 86 PCI_CBE 0 I O 87 PCI_AD 7 I O...

Page 229: ......

Page 230: ...25 DGND 126 DGND C 19 CN502 MDC I F Connector 30 Pin Table C 19 MDC I F connector pin assignments 30 Pin Pin No Signal Name I O Pin No Signal Name I O 1 NC 2 GND 3 NC 4 PHONE I O 5 NC 6 NC 7 NC 8 GND 9 NC 10 NC 11 NC 12 NC 13 NC 14 NC 15 GND 16 MDC I O 17 MDC I O 18 NC 19 GND 20 GND 21 NC 22 A97SYC I O 23 A97SDO I O 24 A97DI1 I O 25 A97RST I O 26 A97DI1 I O 27 GND 28 GND 29 GND 30 BITCLK_3_MDC I O...

Page 231: ......

Page 232: ...M_DATA_R 13 I O 25 M_DQS_R 1 I O 26 M_DM_R 1 27 DGND 28 DGND 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 DGND 39 DGND 40 DGND 41 M_DATA_R 16 I O 42 M_DATA_R 20 I O 43 M_DATA_R 17 I O 44 M_DATA_R 21 I O 45 V2 5 46 V2 5 47 M_DQS_R 2 I O 48 M_DM_R 2 49 M_DATA_R 18 I O 50 M_DATA_R 22 I O 51 DGND 52 DGND 53 M...

Page 233: ...12 I O 100 M_A 11 I O 101 M_A 9 I O 102 M_A 8 I O 103 DGND 104 DGND 105 M_A 7 I O 106 M_A 6 I O 107 M_A 5 I O 108 M_A 4 I O M_A 3 I O 110 M_A 2 I O 111 M_A 1 I O 112 M_A 0 I O 113 V2 5 114 V2 5 115 M_A 10 I O 116 M_A 14 I O 117 M_A 13 I O 118 M_RAS_R I O 119 M_WE_R I O 120 M_CAS_R I O 121 M_CS0 I O 122 M_CS1 I O 123 M_A 15 124 NC 125 DGND 126 DGND 127 M_DATA_R 32 I O 128 M_DATA_R 36 I O 129 M_DATA...

Page 234: ...DR1 I O 161 DGND 162 DGND 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 DGND 174 DGND 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_DATA_R 57 I O 182 M_DATA_R 61 I O 183 M_DQS_R 7 I O 184 M_DM_R 7 185 DGND 186 DGND 187 ...

Page 235: ......

Page 236: ...N G1 PGND G2 PGND C 22 CN2002 LED Connector 24 Pin Table C 22 LED connector pin assignments 24 Pin Pin No Signal Name I O Pin No Signal Name I O 1 V3A_CN 2 DCIN_OLED _CN O 3 DCIN_GLED _CN O 4 BAT0_OLED _CN O 5 BAT0_GLED _CN O 6 V5S_CN 7 V5S_CN 8 IDELED _CN O 9 V3S_CN 10 V3S_CN 11 WLON_LED _CN O 12 V3_CN 13 PWR_OLED _CN O 14 PWR_GLED _CN O 15 IM_CLK_CN I O 16 IM_DAT_CN I O 17 IR_TX_CN O 18 IR_RX_CN...

Page 237: ......

Page 238: ...nnector 6 Pin Table C 24 Ext_microphone connector pin assignments 6 Pin Pin No Signal Name I O Pin No Signal Name I O 1 ANAGND 2 MIC O 3 AREF 4 ANAGND 5 ANAGND 6 AREF G1 ANAGND G2 ANAGND C 25 JACK3 Headphone Connector 6 Pin Table C 25 Headphone connector pin assignments 6 Pin Pin No Signal Name I O Pin No Signal Name I O 1 ANAGND 2 HPL O 3 HPR O 4 ANAGND 5 ANAGND 6 HPS O G1 ANAGND G2 ANAGND Satell...

Page 239: ......

Page 240: ...e Connector 1 3 Pin C 1 C 12 CN15 Cooling Module Connector 2 3 Pin C 1 C 13 CN16 Internal KEY Board Connector 34 Pin C 1 C 14 CN18 HDD Connector 44 Pin C 1 C 15 CN19 Main Battery Connector 7 Pin C 1 C 16 CN20 Internal Left Speaker Connector 4 Pin C 2 C 17 CN21 Internal Right Speaker Connector 4 Pin C 2 C 18 CN501 MINI PCI Connector 126 Pin C 2 C 19 CN502 MDC I F Connector 30 Pin C 1 C 20 CN503 Mem...

Page 241: ...0 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 14 7D F0 7D 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 ...

Page 242: ...4 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 55 35 B5 4A...

Page 243: ...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 40 ...

Page 244: ... App E0 5D E0 DD E0 2F E0 F0 2F 205 Kat Hir 70 F0 70 8 206 Hen 79 F0 79 8 207 Muh 7B F0 7B 8 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 cod...

Page 245: ... 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 Note...

Page 246: ... 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 with Fn...

Page 247: ...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 E0 7...

Page 248: ...D 8 Satellite A60 Pro A60 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 ...

Page 249: ...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 JAPAN JP Keyboard Figure E 2 JP keyboard Satellite A60 Pro A60 Maintenance Manual E 1 ...

Page 250: ......

Page 251: ...Apx E Key Layout Appendices E 3 Spanish SP Keyboard Figure E 3 SP keyboard E 4 Korean KR Keyboard Figure E 4 KR keyboard Satellite A60 Pro A60 Maintenance Manual E 1 ...

Page 252: ......

Page 253: ...Apx E Key Layout Appendices E 5 Canadian French CF Keyboard Figure E 5 CF keyboard E 6 French FR Keyboard Figure E 6 FR keyboard Satellite A60 Pro A60 Maintenance Manual E 1 ...

Page 254: ......

Page 255: ...Apx E Key Layout Appendices E 7 German GR Keyboard Figure E 7 GR keyboard E 8 Italian IT Keyboard Figure E 8 IT keyboard Satellite A60 Pro A60 Maintenance Manual E 1 ...

Page 256: ......

Page 257: ...Apx E Key Layout Appendices E 9 Taiwan TC Keyboard Figure E 9 TC keyboard E 10 Portuguese PT Keyboard Figure E 11 PT keyboard Satellite A60 Pro A60 Maintenance Manual E 1 ...

Page 258: ...Appendices Apx E Key Layout E 11 DU UE US International USE Keyboard Figure E 12 USE keyboard E 12 Arabic AR Keyboard Figure E 13 AR keyboard E 2 Satellite A60 Pro A60 Maintenance Manual ...

Page 259: ...Apx E Key Layout Appendices E 13 Belgian BE Keyboard Figure E 14 BE keyboard E 14 Russian RU Keyboard Figure E 15 RU keyboard Satellite A60 Pro A60 Maintenance Manual E 3 ...

Page 260: ...Appendices Apx E Key Layout E 15 Swiss Switzerland SL Keyboard Figure E 16 SL keyboard E 16 Swedish SW Keyboard Figure E 17 SW keyboard E 4 Satellite A60 Pro A60 Maintenance Manual ...

Page 261: ...Apx E Key Layout Appendices E 17 Norwegian NO Keyboard Figure E 18 NO keyboard E 18 Danish DK Keyboard Figure E 19 DK keyboard Satellite A60 Pro A60 Maintenance Manual E 5 ...

Page 262: ......

Page 263: ...Apx E Key Layout Appendices E 19 Turkey TR Keyboard Figure E 18 TR keyboard E 20 Greek GK Keyboard Figure E 19 GK keyboard Satellite A60 Pro A60 Maintenance Manual E 1 ...

Page 264: ......

Page 265: ...Apx E Key Layout Appendices E 21 Estonia ES Keyboard Figure E 19 ES keyboard E 22 Herbrew HE Keyboard Figure E 19 HE keyboard Satellite A60 Pro A60 Maintenance Manual E 1 ...

Page 266: ...Appendices Apx E Key Layout E 23 Czech CZ Keyboard Figure E 18 CZ keyboard E 24 Lithuanian LI Keyboard Figure E 18 LI keyboard E 2 Satellite A60 Pro A60 Maintenance Manual ...

Page 267: ...Apx E Key Layout Appendices E 25 Hungary HU Keyboard Figure E 18 HU keyboard E 26 Slovakia SA Keyboard Figure E 18 SA keyboard Satellite A60 Pro A60 Maintenance Manual E 3 ...

Page 268: ...Appendices Apx E Key Layout E 4 Satellite A60 Pro A60 Maintenance Manual E 27 Yugoslavia YU Keyboard Figure E 19 YU keyboard ...

Page 269: ...OS 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 compl...

Page 270: ... 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 the po...

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