Toshiba Satellite L350D series Maintenance Manual Download Page 216

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Appendices

Apx. C Pin Assignments

C-14

Satellite L350D/Satellite Pro L350D/EQUIUM L350D/SATEGO L350D Maintenance Manual

93 MB_A(8) O

94 MB_A(6) O

95 +V1.8 O

96 +V1.8 O

97 MB_A(5) O

98 MB_A(4) O

99 MB_A(3) O

100 MB_A(2) O

101 MB_A(1) O

102 MB_A(0) O

103 +V1.8 O

104 +V1.8 O

105 MB_A(10) O

106 MB_A(16) O

107 MB_A(15) O

108 MB_RAS# I/O

109 MB_WE# I/O

110 MB_CS0# O

111 +V1.8 O

112 +V1.8 O

113 MB_CAS# O

114 MB_ODT0 O

115 MB_CS1# O

116 MB_A(13) O

117 +V1.8 O

118 +V1.8 O

119 MB_ODT1 O

120 MB_CS3# O

121 DGND -

122 DGND -

123 MB_DATA(32) I/O

124 MB_DATA(36) I/O

125 MB_DATA(33) I/O

126 MB_DATA(37) I/O

127 DGND -

128 DGND -

129 MB_DQS#(4) I/O

130 MB_DM(4) I/O

131 MB_DQS(4) I/O

132 DGND -

133 DGND -

134 MB_DATA(38) I/O

135 MB_DATA(34) I/O

136 MB_DATA(39) I/O

137 MB_DATA(35) I/O

138 DGND -

139 DGND -

140 MB_DATA(44) I/O

141 MB_DATA(40) I/O

142 MB_DATA(45) I/O

143 MB_DATA(41) I/O

144 DGND -

145 DGND -

146 MB_DQS#(5) I/O

147 MB_DM(5) I/O

148 MB_DQS(5) I/O

149 DGND -

150 DGND -

151 MB_DATA(42) I/O

152 MB_DATA(46) I/O

153 MB_DATA(43) I/O

154 MB_DATA(47) I/O

155 DGND -

156 DGND -

157 MB_DATA(48) I/O

158 MB_DATA(52) I/O

159 MB_DATA(49) I/O

160 MB_DATA(53) I/O

161 DGND -

162 DGND -

Summary of Contents for Satellite L350D series

Page 1: ...ellite Pro L350D EQUIUM L350D SATEGO L350D Maintenance Manual Toshiba Personal Computer Satellite L350D Satellite Pro L350D EQUIUM L350D SATEGO L350D PSLE8x PSLE9x PSLEAx PSLEBx Maintenance Manual TOSHIBA CORPORATION S No ...

Page 2: ...atellite L350D Satellite Pro L350D EQUIUM L350D SATEGO L350D at 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 trademar...

Page 3: ...the safety instruction is not observed WARNING Warning indicates 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 ...

Page 4: ...r 2 Troubleshooting Procedures 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 Pin Assignments Keyboard scan character...

Page 5: ... symbol as it appears 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 t...

Page 6: ...fined 1 7 Batteries Error Bookmark not defined 1 7 1 Main Battery Error Bookmark not defined 1 7 2 Battery Charging Control Error Bookmark not defined 1 7 3 RTC Battery Error Bookmark not defined 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 ...

Page 7: ...sk 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 Audio Test 2 21 Procedure 1 Test Program Check 2 21 Procedure 2 Connector Check and Replacement Check 2 21 2 11 Cooling Module 2 22 Procedure 1 Test P...

Page 8: ...ters 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 4 Subtests 27 3 5 System Test 30 3 6 Memory Test 35 3 7 Storage 41 3 8 Video 45 3 9 Communication COMM 55 3 10 Peripheral 56 3 11 Error Codes...

Page 9: ...ling the Optional PC Card 4 11 Removing the Momery Card 4 12 Installing the Momery Card 4 13 Removing the Optional Memory 4 14 Installing the Optional Memory 4 15 4 2 HDD 4 16 Removing the HDD 4 16 Installing the HDD 4 18 4 3 ODD Bay Module 4 19 Removing the ODD Bay Module 4 19 Installing the ODD Bay Module 4 20 Disassembling the ODD Bay Module 4 21 Assembling the ODD Bay Module 4 21 4 4 Keyboard ...

Page 10: ... 4 33 4 10 CPU Cooling Module and Fan 4 34 Removing the CPU Cooling module and Fan 4 34 Installing the CPU Cooling module and Fan 4 37 4 11 CPU 4 38 Removing the CPU 4 38 Installing the CPU 4 39 4 13 Display Mask 4 41 Removing the LCD Display Mask 4 41 Installing the LCD Display Mask 4 42 4 14 FL Inverter Board 4 43 Removing the FL Inverter Board 4 43 Installing the FL Inverter Board 4 44 4 15 LCD...

Page 11: ...talling the Power Button Board and Switch Board 4 52 4 19 Touch Pad and Touch Pad Board 4 53 Removing the Touch Pad and Touch Pad Board 4 53 Installing the Touch Pad and Touch Pad Board 4 54 4 20 USB cable CRT cable and RJ11 cable 4 55 Removing the USB cable CRT cable and RJ11 cable 4 55 Installing the USB cable CRT cable and RJ11 cable 4 56 ...

Page 12: ...enance Manual Appendices Appendix A Handling the LCD Module A 1 Appendix B Board Layout B 1 Appendix C Pin Assignments C 1 Appendix D Keyboard Scan Character Codes D 1 Appendix E Key Layout E 1 Appendix F BIOS Rewrite Procedures F 1 Appendix G EC KBC Rewrite Procedures G 1 ...

Page 13: ...Chapter 1 Hardware Overview ...

Page 14: ...1 Hardware Overview ii Satellite L350D Satellite Pro L350D EQUIUM L350D SATEGO L350D Maintenance Manual ...

Page 15: ...D Maintenance Manual iii Chapter 1 Contents 1 1 Features 5 1 2 System Unit Components 13 1 3 2 5 inch HDD 18 1 4 Combo CD RW DVD ROM 19 1 5 DVD Super Multi R Double Layer 20 1 6 Power Supply 21 1 7 Batteries 22 1 1 1 Main Battery 22 1 1 2 Battery Charging Control 22 1 1 3 RTC Battery 23 ...

Page 16: ...lock Diagram 11 Figure 1 3 System Board Configurations 12 Figure 1 4 System Unit Block Diagram 13 Figure 1 5 SATA HDD 18 Figure 1 6 Combo CD RW DVD ROM Drive 19 Tables Table 1 1 HDD Specifications 18 Table 1 2 Combo CD RW DVD ROM Drive Specifications 19 Table 1 3 DVD Super Multi Drive Specifications 20 Table 1 4 Battery Specifications 22 Table 1 5 Quick Normal Charging Time 23 ...

Page 17: ...s BTO CTO for the CPU so that the system can be designed to suit your needs The computer has the following features Processor The CPU is mobile AMD Turion64 X2 and Athlon X2 Processor Turion64 X2 Processor RM 70 2 00G Hz Athlon X2 Processor QL 60 1 90G Hz Host Bridge System Controller System Controller AMD RS780MN MC AMD SB700 Graphics AMD RS780MN MC integrated graphics Memory The computer has two...

Page 18: ...ick SATA 5 400rpm y 500 GB 12 5mm thick SATA 5 400rpm y 200 GB 9 5mm thick SATA 4 200rpm y 250 GB 12 5mm thick SATA 4 200rpm y 300 GB 12 5mm thick SATA 4 200rpm y 400 GB 12 5mm thick SATA 4 200rpm y 500 GB 12 5mm thick SATA 4 200rpm ODD The computer accommodates a fixed 12 7mm SATA ODD with one of following types y Combo CD RW DVD ROM drive y DVD Super Multi R Double Layer drive y DVD Super Multi ...

Page 19: ...r port is provided through which the computer automatically recognizes an external VESA DDC 2B compatible monitor Bridge Media Slot BTO This slot is for your memory card requirements like SD Mini SD SD IO MS MS Pro MMC and XD Cards to provide memory card read on your computer Toshiba Pointing Device Toshiba Pointing Device has one kind of Synaptic Touchpad Sound System Realtek ALC268 integrated au...

Page 20: ...Canada UK Germany France The transfer rates are 56Kbps for data reception 33 6Kbps for data transmission and 14 400bps 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 PCI Express Card Slot The AMD RS780MN MC provides PCI Express root ports which are compliant to PCI Express Base Specification Revision 1...

Page 21: ... Features 1 Hardware Overview Figures 1 1 1 2 1 3 and 1 4 show the computer and its system unit configuration respectively Satellite L350D Satellite Pro L350D EQUIUM L350D SATEGO L350D Maintenance Manual 9 ...

Page 22: ...1 Hardware Overview 1 1 Features 10 Satellite L350D Satellite Pro L350D EQUIUM L350D SATEGO L350D Maintenance Manual Figure 1 1 ID Parts Description Placement ...

Page 23: ...1 1 Features 1 Hardware Overview Figure 1 2 Computer Block Diagram Satellite L350D Satellite Pro L350D EQUIUM L350D SATEGO L350D Maintenance Manual 11 ...

Page 24: ...1 Hardware Overview 1 1 Features Figure 1 3 System Board Configurations 12 Satellite L350D Satellite Pro L350D EQUIUM L350D SATEGO L350D Maintenance Manual ...

Page 25: ...onents 1 Hardware Overview 1 2 System Unit Components Figure 1 4 is Block Diagram of the System Unit Figure 1 4 System Unit Block Diagram Satellite L350D Satellite Pro L350D EQUIUM L350D SATEGO L350D Maintenance Manual 13 ...

Page 26: ...B Memory Two expansion memory slots are provided They can hold 512 1024 2048 4096MB expansion memory modules available as options to grow up to 8 0 GB y PC2 5300 667MHz PC2 6400 800MHz DDRII SDRAM supported y 512 1024 2048 4096MB modules supported 512 MB 64M x 64 1024 MB 128M x 64 2048 MB 256M x 64 4096 MB 512M x 64 y 1 8 volt operation y No parity bit y 64 bit data transfer BIOS ROM Flash EEPROM ...

Page 27: ...ment Features y South Bridge AMD SB700 A Link Express II Interface to AMD North Bridges PCI Host Bus Controller USB Controller SMBus Controller Interrupt Controller DMA Controller LPC Host Bus Controller SATA Controller IDE Controller AHCI Support High Definition Audio Real Time Clock Power Management Audio Controller Realtek ALC268 integrated audio controller supports multimedia The sound system ...

Page 28: ...ed Controller A KBC WINBOND WPCE775L chip is used to serve as KBC EC and Super IO y KBC Scan controller function Interface controller function y EC Power supply sequence control Overheat shutdown support LED control Beep control Device ON OFF Cooling fan speed control Universal I O port Battery capacity check Flash memory reprogramming function EC access interface I2C communication control Battery...

Page 29: ...ek RTL8102E 10 100Mbit IEEE 802 3 10BASE T 100BASE TX compliant IEEE 802 3u Auto Negotiation support Digital Adaptive Equalization control 10BASE T auto polarity correction LAN Connect interface Automatic detection of unplugged mode Remote boot PXE 2 1 Smart power down when link is not detected Wireless LAN Controller y Support following 3 kinds of mini PCI wireless LAN cards IEEE 802 11bg IEEE 80...

Page 30: ...ications Capacity GB 120 GB 160 GB Rotational Speed RPM 5400 rpm 5400 rpm Height 9 5 mm 9 5 mm User Data Sectors 234 441 648 312 581 808 Bytes Sector 512 512 Item Specifications Capacity GB 200 GB 250 GB 300 GB Rotational Speed RPM 4200 rpm 5400 rpm 4200 rpm 5400 rpm 4200 rpm Height 9 5 mm 12 5 mm 9 5 mm 12 5 mm User Data Sectors 390 721 968 488 397 168 586 072 368 Bytes Sector 512 512 512 Item Sp...

Page 31: ...n Figure 1 6 and its specifications are listed in Table 1 2 Figure 1 6 Combo CD RW DVD ROM Drive Table 1 2 Combo CD RW DVD ROM Drive Specifications Item DVD ROM Mode CD RW 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 150 ms 130 ms Data Buffer Size Mbytes 2MB DVD DVD ROM DVD R DVD RAM CD Formats Supported CD DA...

Page 32: ...eed DVD R Double Layer at 4x speed DVD R Double Layer at 4x speed DVD RW at 8x speed and DVD RAM at 5x speed The DVD Super Multi drive interface conforms to Serial ATA The specifications of the DVD Super Multi drive are listed in Table 1 3 Table 1 3 DVD Super 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 DM...

Page 33: ...r supply y Controls the supply of DC power supply input AC Adapter output to the power supply unit y Controls the supply of power to the system block load logic circuit side y Controls forced shutdown if the power supply malfunctions 3 Logic circuit control y Instructs the gate array to enable disable tuning the power on y Controls power on off operation 4 Status display y Turns on the Power LED i...

Page 34: ...m Ion 10 8 V 6000 mAh RTC Battery Lithium Ion 3 0 V 14 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 WINBOND WPCE775L When AC adapter and battery pack are attached to the computer...

Page 35: ...harge 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 the following conditions is met 1 The current in the bat...

Page 36: ...2 Troubleshooting 2 i Satellite L350D Satellite Pro L350D EQUIUM L350D SATEGO L350D Maintenance Manual 2 概要 Chapter 2 Troubleshooting ...

Page 37: ...ure 2 Partition Check 2 11 Procedure 3 Format Check 2 12 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 ...

Page 38: ...D SATEGO L350D Maintenance Manual 2 iii 2 10 Audio Test 2 21 Procedure 1 Test Program Check 2 21 Procedure 2 Connector Check and Replacement Check 2 21 2 11 Cooling Module 2 22 Procedure 1 Test Program Check 2 22 Procedure 2 Connector Check and Replacement Check 2 22 ...

Page 39: ...2 Troubleshooting 2 iv Satellite L350D Satellite Pro L350D EQUIUM L350D SATEGO L350D Maintenance Manual Figures Figure 2 1 Basic Flowchart 2 3 Tables Table 2 1 HDD Error Code and Status 2 13 ...

Page 40: ...oard 4 Display 5 ODD drive 6 LAN 7 Speaker 8 Cooling 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 Multimeter 6 External monito...

Page 41: ...r if a password has been registered and if so ask him or her to enter the password If the user has forgotten the system password use a jump wire to make a short circuit on M B B500 location then turn the computer power on When booted the computer overrides password protection and automatically erases the current password Make sure the Windows Vista Home Edition has been installed on the HDD Any ot...

Page 42: ...ow Toshiba displayed Follow the power supply diagnostic procedure in Section 2 3 No Follow the power supply diagnostic procedure in Section 2 3 Follow the system board diagnostic procedure in Section 2 4 Follow the display diagnostic procedure in Section 2 7 Password displayed 1 Yes OS started See the previous page to delete the password Follow the HDD diagnostic procedure in Section 2 5 Yes No Ye...

Page 43: ...aded Perform each test with the diagnostic program Any error detected by the diagnostic program Perform the continuous test to check if the error is intermittent Follow the ODD diagnostic procedure in Section 2 8 Identify the test resulting in the error and perform the appropriate diagnostic procedures Any error detected by the diagnostic program Identify the test resulting in the error and perfor...

Page 44: ...s in Section 2 5 3 If an error is detected by the Keyboard test follow the keyboard troubleshooting procedures in Section 2 6 4 If an error is detected by the Display test follow the display troubleshooting procedures in Section 2 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 troubleshoo...

Page 45: ...e 1 Power Icon Check Procedure 2 Connection Check Procedure 3 Replacement Check Procedure 1 Power Icon Check The following two power LEDs indicate the power supply status Battery LED DC IN LED The power supply controller displays the power supply status through the Battery and DC IN LEDs as in the tables below Battery LED Battery LED Power supply status On in Amber Battery being charged On in Gree...

Page 46: ...can t charge during DC in Off Else If the DC IN LED off follow the steps below 1 Remove the battery pack and the AC adapter to shut off power supply to the computer 2 Attach the battery and AC adapter back again If the LED still off follows 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 o...

Page 47: ... 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 follow the steps below C...

Page 48: ... Check 1 If the following error message is displayed on the screen 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 app...

Page 49: ...ollowing test programs using the procedures described in Chapter 3 1 System test 2 Memory test 3 Keyboard test 4 Display test 5 Hard Disk test 6 Mouse test 7 ODD test 8 Sound test 9 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 an...

Page 50: ...ror messages may appear on the display Follow the steps below to 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 ...

Page 51: ... DOS system to install system files If the following message appears 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 Vista 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 G...

Page 52: ...e problem still exists go to Procedure 5 Table 2 1 HDD Error Code and Status Code Status Get Parameter Fail 1 2 Read Old Data Error Write Pattern Error 3 4 Read Back Data Error Data Compare Error 5 Restore Data Error 6 7 Read Verify Error 9 Seek Error Disk Controller Self Test Failed 10 11 Disk Controller Test unexpected interrupt Failed Disk Controller action Test Failed 12 13 Disk dos not suppor...

Page 53: ...ct 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 perform Check 4 Check 4...

Page 54: ... 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 Check 3 The System board...

Page 55: ... 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 the following checks...

Page 56: ...erform 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 error perform Check 9 Ch...

Page 57: ...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 disconnected from the s...

Page 58: ...4 Check 4 The system board may be faulty Replace it with new one 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 persists perform Check 6 Check 6 The memory may be defective Replace the memory module with a...

Page 59: ...the check If any abnormal is detected by the check go to Procedure 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 o...

Page 60: ...ter 4 and perform the following checks Check 1 Make sure the Speaker cable has been firmly connected to the system board Satellite L350D Satellite Pro L350D EQUIUM L350D SATEGO L350D Maintenance Manual 2 21 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 ...

Page 61: ... 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 and return to Procedure 1 If the tape is stuc...

Page 62: ...2 11Cooling Module 2 Troubleshooting Satellite L350D Satellite Pro L350D EQUIUM L350D SATEGO L350D Maintenance Manual 2 23 ...

Page 63: ...Chapter 3 Diagnostic Programs ...

Page 64: ... 9 3 2 8 DMI Write 9 3 2 9 System Information 11 3 2 10 View Logs 12 3 2 11 Exit to Free DOS 13 3 2 12 The Diagnostics Screen Explanation 13 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 ...

Page 65: ...rograms Satellite L350D Satellite Pro L350D EQUIUM L350D SATEGO L350D Maintenance Manual iii 3 8 Video 45 3 9 Communication COMM 55 3 10 Peripheral 56 3 11 Error Codes and description 58 3 12 Quick Test Item List 63i ...

Page 66: ......

Page 67: ...etting when finished test set it to AHCI NOTE 3 Before running a test be sure to 1 Check that all the cables are connected securely 2 Exit the application that is currently running and close Windows The OPTION includes the following functions Select All Items Test Select Items Edit Batch Parameters Load Batch Parameters Save Batch Parameters Log Parameters Specify Log Viewer Display Error Log File...

Page 68: ... CD ROM Driver for CD ROM test Audio Line for audio record test A Data CD for CD ROM test The following chapters describe all the test details The test items could be selected from the DIAGNOSTIC TEST menu Note When 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 di...

Page 69: ...g has already existed the system will automatically rename Quick log to Quick old for the backup purpose of the log file For the detail of test item please refer to Quick Test Item List 3 2 2 Customization Test When this item is selected the system will run the diagnostic programs according to the procedures you defined When the test is completed a file named Custom log will be saved in the define...

Page 70: ... 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 L350D Satellite Pro L350D EQUIUM L350D SATEGO L350D Maintenance Manual ...

Page 71: ...arameters 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 L350D Satellite Pro L350D EQUIUM L350D SATEGO L350D Maintenance Manual 5 ...

Page 72: ... the user is required to select test items by pressing Space key and set the parameters artificially See 3 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 6 Satellite L350D ...

Page 73: ... be tested at one time 3 2 3 Keyboard Layout test The test purpose is to check whether 30 kinds of keyboards run well during the test procedure When users choose the item the names of these countries will 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 Satellite L35...

Page 74: ... time to timeout The test will end when all keys are pressed or test time is out after 90 seconds 3 2 4 Hotkey Test Check whether Hotkey run well Hotkey test mainly functional keys for example IE Key Audio play etc The methods of testing hotkey are different from keyboard tests sometimes depending on the specific type of notebooks and this explains why some types of notebooks can be tested togethe...

Page 75: ...aved in the defined location 3 2 7 DMI Read Read the information from the system s SMBIOS and display it in the screen as follows User can press any key to exit the program 3 2 8 DMI Write In addition to reading the DMI information DMI Write also permits attributes editing and updating Manufacture Product Name Version Serial Number and OEM Part Number etc The following screen will be displayed Sat...

Page 76: ...efore user s editing User can modify the attribute s value in the 2nd line and press Enter to confirm the current edition and continue editing the next attribute During the editing user could press F2 to confirm the DMI attribute update or press F4 to ignore the modification Press ESC to exit the program of DMI Write The confirmation screen is as below NOTE The length OEM Part Number and OEM SW Nu...

Page 77: ...icate that the progress is in detection On the left column of the above screen the detected hardware components are listed The corresponding information of the detected hardware components is displayed on the right of the screen It displays the current running status information of the check program The name of the program is marked on the top of the screen At the bottom the function keys are list...

Page 78: ...s information is listed and user can use arrow keys or PgUp PgDn to view the list and highlight the chosen component On the right column the configuration information of the highlighted component is listed Press ESC to exit this program 3 2 10 View Logs User can enter one choice to view a log file in the screen as follows 12 Satellite L350D Satellite Pro L350D EQUIUM L350D SATEGO L350D Maintenance...

Page 79: ... and Report Panel Status Bar There would prompt a message box called USER BREAK in the central of the window whether user press ESC to interrupt the test 2 Test Running Status and Report Panel Test Running Status and Report Panel are located on the middle of Diagnostics Windows Test item name test process and test result are displayed in the left Test status and result are displayed in the upper r...

Page 80: ... Stop the current test item to test the next module ABORT ALL Stop all the selected test items User could use the hot key Ctrl D to achieve the same operation When the user calls ABORT ALL the following message box will prompt for his selecting 4 Title Bar Title Bar located at the top of the window it includes information as follows Program Name and Its Version Service Diagnostic Ver1 10 Test Modu...

Page 81: ...in the above screen Remaining Battery Capacity Remaining Battery Capacity detected in the current Battery e g BAT 46 Test Order Define the test sequence There is two sequence modes Sequential Test Mode and Random Test Mode The default mode is Sequential Test Mode it would displays ORDER SEQ as in the above screen LOG File Name Display the file name of the test log e g Custom Log in the above scree...

Page 82: ...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 L350D Satellite Pro L350D EQUIUM L350D SATEGO L350D Main...

Page 83: ...ed file Log Parameters Configure LOG parameters Specify LOG Viewer 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 t...

Page 84: ...each test items and wait for the user to response with the test items that requires the user to assist the test processes such as the keystroke test 9 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 w...

Page 85: ...Time Limit Hrs Specify 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 B...

Page 86: ...tems 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 extension na...

Page 87: ...n 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 L350D Satellite Pro L350D EQUIUM L350D SATEGO L350D Maintenance Manual 21 ...

Page 88: ...cting this parameter errors will be recorded when the test fails 9 Log Test Activities If selecting this parameter the subtest results will be recorded 9 Log Test Start Time If selecting this parameter the start time of the test will be recorded 9 Log Test End Time If selecting this parameter the end time of the test will be recorded 9 Log Errors Only If selecting this parameter errors will be rec...

Page 89: ...est 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 Display Error Log Fil...

Page 90: ...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 L350D Satellite Pro L350D EQUIUM L350D SATEGO L350D Maintenance Manual ...

Page 91: ...iven 3 3 10 LOG File Sample Log file is a test result file which 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 th...

Page 92: ...ory Test PASS Extended Memory Test PASS End Time Wed Jul 05 10 47 51 2006 Module Name Service Diagnostic Ver 1 00 Mouse Test Build Date 2006 01 10 MSTPad Begin Time Wed Jul 05 10 48 54 2006 Touch Pad Test FAIL ITEM TEST FAIL Function ID 502 Error Code 50202 Error Message Touch Pad Test Fail End Time Wed Jul 05 10 49 16 2006 ...

Page 93: ...trl 02 Interval Timer Timer 03 Clock Calendar RealClock 04 PCI System PCI 05 Plug and Play PnP 06 ACPI Test ACPI 03 FAN 01 CPU Fan Speed Test FANSpeed Memory 01 BIOS ROM BIOSROM 02 Parity Parity 03 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 Decrementa...

Page 94: ...D Random Seek CDRWSeek 05 Data CD Sequence Seek CDRWSFSeek 06 Tray Eject Test CDRWTray Video 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 640x480x16K Mode V...

Page 95: ...0x32bit Mode V1280800_15 V1280800_16 V1280800_24 V1280800_32 04 VESA Video Memory VESAMEM 05 AGP Test AGP 06 LCD Panel Test LCDPanel 07 Register Test Register 08 Color Purity Test ColPurity 09 Direct Color Test DirectColor 10 DAC Palette Address DACPalAddr 11 Bitblt Engine Test Bitblt COMM 01 LAN Card 01 Device ID Detection DeviceID 02 Vendor ID Detection VendorID 03 Mac Address Detection MAC Addr...

Page 96: ...unctionality Test This test item is to check whether the 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 30 Satellite L350D Satellite Pro L350D EQUIUM L350...

Page 97: ...lue you want for further comparison 3 Coprocessor 9 NPU Basic Functions Test This test item is to check whether the precision of the numeric processor in the float calculation is up to the IEEE standards 9 NPU Interrupt Test This test item is to check whether NPU transfers the abnormal Interrupt program correctly by forcing an abnormal float 4 CPU Information This test item is used for getting sho...

Page 98: ...item is to check whether the DMA controller works normally 2 Interval Timer This test item is to check whether the Interval Timer 18 2Hz 55ms works normally 3 Clock Calendar This test item is to check whether the system clock calendar works normally 4 PCI System This test item is to check whether the bus number device number and function number in PCI bus are valid 5 Plug and Play 32 Satellite L35...

Page 99: ...I 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 Below is the parameter setting dialog window Set the ...

Page 100: ...3 Diagnostic Programs 3 5 System Test 34 Satellite L350D Satellite Pro L350D EQUIUM L350D SATEGO L350D Maintenance Manual ...

Page 101: ... 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 Memory If user chooses Total Size it means that the whole Extended Memory will be 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 Extended Memory will...

Page 102: ...ies 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 Memory If user chooses Total Size it means that the whole Extended Memory will be tested Although user can input the parameter into other select box but the selected result...

Page 103: ...memory to be tested 1 Bit Stuck High Test Data pattern Every bit 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 ...

Page 104: ...g 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 the defined range of...

Page 105: ...log window is as follows Subtest 09 Cache Memory The test item is to check whether the CPU internal cache memory could be accessed correctly Subtest 10 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 Randomize Test This test item is to check ...

Page 106: ...0D Satellite Pro L350D EQUIUM L350D SATEGO L350D Maintenance Manual This test item is to check whether the data bus works normally Subtest 12 Memory Speed Test This test item is to check the data transferring rate for the cache memory and the system memory ...

Page 107: ... Read Write function through data writing and reading to HDD This test item needs user to submit the parameters IDE HDD Test Range Specify the test coverage range of IDE HDD If user chooses Total Size it means that the whole IDE HDD will be 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 ...

Page 108: ... Write data on the disk then read it out and compare the two value 2 Read Verify Read data only 3 Unprotected Write Write data on the disk without backup original data Option Select sequential test or random test 2 Sequential Random Seek The test item is to check the correctness of the HDD s sector s seeking function This test item involves the following parameters IDE HDD Test Range is same as th...

Page 109: ... is a quick test to verify whether the HDD could be correctly accessed and the user could specify the percentage in the below dialog Percent 1 100 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 time minute of the defined range of the total disk to be tested 6 S...

Page 110: ...ck the seek function of the ODD drive It will perform a serial of seeking operations First locate the minimum LBA address then the maximum the sub minimum the sub maximum and meet at center point This test needs a data CD 4 Data CD Random Seek Check 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 ...

Page 111: ...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 text attribute of n...

Page 112: ...te 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 read data the pro...

Page 113: ...efines 8 background 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 Satellite L350D Satellite Pro L350D EQUIUM L350D SATEGO L350D...

Page 114: ...quired to respond according to the instruction in the screen Subtest 02 640 480 VGA Mode This test item is to check whether 680 480 VGA Text mode works normally In the test user is required to respond according to the instruction in the screen 48 Satellite L350D Satellite Pro L350D EQUIUM L350D SATEGO L350D Maintenance Manual ...

Page 115: ...n 1 640X480 Video Modes Test 2 800X600 Video Modes Test 3 1024X768 Video Modes Test 4 1280X800 Video Modes Test NOTE 1 If the VESA Can t Support The Mode The Mode Will Display Gray 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 L350D Satellite Pro L350D EQU...

Page 116: ...in further tests Subtest 05 AGP Test This test item is to report the system s Accelerated Graphics Port status and check whether AGP registers works normally Subtest 06 LCD Panel Test This test item is to check whether there is any fault in its resolution by displaying the RGB gradient color screens 50 Satellite L350D Satellite Pro L350D EQUIUM L350D SATEGO L350D Maintenance Manual ...

Page 117: ...hether the system the video adapter and the display could display the purity color of red green blue black and white In the test user is required to respond according to the instruction in the screen This test item needs user to submit the parameters The Parameters is setting the delay time each color is display interval Satellite L350D Satellite Pro L350D EQUIUM L350D SATEGO L350D Maintenance Man...

Page 118: ...lor mode In the test user is required to respond according to the instruction in the screen Subtest 10 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 52 Satellite L350D Satellite Pro L350D EQUIUM L350D SATEGO L350D Maintenance Manual ...

Page 119: ...for 3 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 L350D S...

Page 120: ...3 Diagnostic Programs 3 10 Peripheral NOTE 1 AMD platform can t support this Test item 54 Satellite L350D Satellite Pro L350D EQUIUM L350D SATEGO L350D Maintenance Manual ...

Page 121: ...OMM Subtest 01 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 Detect the vendor ID of the network card 3 MAC Address Detection Detect the MAC address of the network card ...

Page 122: ...d 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 At 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 56 Satellite L...

Page 123: ... Programs Subtest 03 Led Test 1 Led Test Check whether the Device led works normally NOTE 1 If The Machine is AMD Platform The HDD LED is very Dim Satellite L350D Satellite Pro L350D EQUIUM L350D SATEGO L350D Maintenance Manual 57 ...

Page 124: ...d As above 03 CPU Logic Error The CPU Logic Register is damaged As above 04 CPU Type Error The CPU Type is not supportable Check whether the CPU is Intel CPU 05 CPU Speed Error The CPU speed differs from the expected value Check the CPU speed and the set expected speed 06 NPU General Function Error The NPU arithmetic unit is damaged Replace the CPU 07 NPU Interrupt Error The NPU is damaged As abov...

Page 125: ...tween 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 transfer data normally Repeat multiple times Whether there is always the same error replace the board 04 Interval Timer Error The difference between the actual precision of the interval timer and its theory value is out of the permitted range The tim...

Page 126: ...ove As above 05 VGA Mode Error 1 Physical problems with the video card 2 Physical problems with the monitor 1 Check whether there is any physical problem with the video card 2 Check whether there is any physical problem with the monitor 06 Character Test Error Physical problems with the video card Check whether there is any physical problem with the video card 07 DAC Palette Address Test Error As ...

Page 127: ... problems with the video card 2 Physical problems with the monitor 1 Check and see whether the video card has any physical problem 2 Check and see whether the monitor has any physical problem 26 8bits Video Mode Test Error As above As above 27 15bits Video Mode Test Error As above As above 28 16bits Video Mode Test Error As above As above 29 24bits Video Mode Test Error As above As above 30 32bits...

Page 128: ...est unexpected interrupt Failed The HD controller is damaged As above 09 Disk Controller action Test Failed The HD controller is damaged As above 10 Disk dos not support SMART Disk dos not support 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 attribu...

Page 129: ... BIOS ROM Cache Memory Bit Stuck High Test 10 or 3 minutes Bit Stuck 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 Read 25 or 3 minutes SMART Check LAN Card Device ID...

Page 130: ...Chapter 4 Replacement Procedures 4 1 ...

Page 131: ...4 Replacement Procedures 4 ii Satellite L350D Satellite Pro L350D EQUIUM L350D SATEGO L350D Maintenance Manual ...

Page 132: ...y 4 7 Symbol examples 4 7 Removing the Battery Pack 4 8 Installing the Battery Pack 4 9 Removing the Optional PC Card 4 10 Installing the Optional PC Card 4 11 Removing the Momery Card 4 12 Installing the Momery Card 4 13 Removing the Optional Memory 4 14 Installing the Optional Memory 4 15 4 2 HDD 4 16 Removing the HDD 4 16 Installing the HDD 4 18 4 3 ODD Bay Module 4 19 Removing the ODD Bay Modu...

Page 133: ... 4 31 4 9 System Board AC IN cable and ODD Extended Board 4 32 Removing the System Board AC IN cable and ODD Extended Board 4 32 Installing the System Board AC IN cable and ODD Extended Board 4 33 4 10 CPU Cooling Module and Fan 4 34 Removing the CPU Cooling module and Fan 4 34 Installing the CPU Cooling module and Fan 4 37 4 11 CPU 4 38 Removing the CPU 4 38 Installing the CPU 4 39 4 13 Display M...

Page 134: ... 4 18 Power Button Board and Switch Board 4 51 Removing the Power Button Board and Switch Board 4 51 Installing the Power Button Board and Switch Board 4 52 4 19 Touch Pad and Touch Pad Board 4 53 Removing the Touch Pad and Touch Pad Board 4 53 Installing the Touch Pad and Touch Pad Board 4 54 4 20 USB cable CRT cable and RJ11 cable 4 55 Removing the USB cable CRT cable and RJ11 cable 4 55 Install...

Page 135: ...4 26 Figure 4 12 Removing the screws from the back of the computer 4 28 Figure 4 13 Removing the top cover 4 29 Figure 4 14 Removing the screws from the back of the computer 4 30 Figure 4 15 Removing the display assembly 4 31 Figure 4 16 Removing the system board 4 32 Figure 4 17 Removing the fan 4 35 Figure 4 18 Removing the CPU cooling module 4 35 Figure 4 19 Applying silicon greases 4 36 Figure...

Page 136: ...ntenance Manual 4 vii Figure 4 29 Removing CCD board and MIC 4 48 Figure 4 30 Removing the speakers 4 50 Figure 4 31 Removing the switch board and power button board 4 51 Figure 4 32 Removing the touch pad and button board 4 53 Figure 4 33 Removing the USB cable CRT cable and RJ11 cable 4 55 ...

Page 137: ...ard AC IN cable and ODD Extended Board 4 12 Display Mask 4 13 FL Inverter Board 4 15 LCD Modules 4 10 Cooling Module and Fan 4 11 CPU 4 17 USB Cable CRT Cable and J11 cable R 4 16 Speakers 4 5 MDC Module 4 14 CCD Board and MIC 4 19 Power Button Board and Switch Board Satellite L350D Satellite Pro L350D EQUIUM L350D SATEGO L350D Maintenance Manual 4 1 System Board LCD Module 4 7 Top Cover 4 2 HDD 4...

Page 138: ... such as the power supply and FL inverter carry high voltages When you partially disassemble the computer and turn on the components use extreme care not to touch the connectors and components to avoid the risk of electrical shock Do not disassemble individual components during first level maintenance WARNING 1 To avoid the risk of electrical shock turn the computer off and remove the AC adapter f...

Page 139: ...e fastened securely Loose screws can cause short circuits overheating smoke or fire 3 Before raising a 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 recommende...

Page 140: ...iagnostic tests explained in Chapter 2 of this manual to identify 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 are not damaged or get in the way of you doing your work Normally a number o...

Page 141: ...einsert the cable by raising the pressure plate up to a satisfactory height Normal pin connectors are used for all the other types of cables These connectors can be installed or removed by simply inserting them or pulling them out Assembly Procedures You have to reassemble the computer after you have disassembled the computer and fixed the component that caused the problem When reassembling the co...

Page 142: ...driver One 4 mm flat blade screwdriver Torx screwdriver Tweezers for 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 secure screws follow the torque values listed below Over tightening can damage components ...

Page 143: ...h as 2 5 mm and 2 6 mm Symbols of Screws on the Computer Body For 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 stan...

Page 144: ...acks Do not scratch or break up their casing 1 Turn the computer upside down so that the back is facing you 2 Slide out the battery lock 3 Slide the battery release latch and remove the battery pack from the computer 1 2 Battery latch Battery pack Battery lock Figure 4 1 Removing the battery pack NOTE Dispose of the used battery packs as required by local ordinances or regulations 4 8 Satellite L3...

Page 145: ...ium ion battery which can explode due to 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 rele...

Page 146: ...e PC card correctly according the manuals for 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 then release the button 2 When the eject button pops out slightly push it again 3 When the PC card pops out grasp it and pull it out Eject button PC card Figure 4 2 Removing the PC card 4 10 Satellite L350D Satellite Pro L350D EQUIUM ...

Page 147: ... and Figure 4 2 after checking that the computer is turned off in 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 is compatible with the current ...

Page 148: ...hecking that the computer is turned off in boot mode 1 Open the card cover 2 Push the memory card to be removed until it stops then release the memory card 3 When the memory card pops out grasp it and pull it out Memory card Figure 4 3 Removing the memory card 4 12 Satellite L350D Satellite Pro L350D EQUIUM L350D SATEGO L350D Maintenance Manual ...

Page 149: ...ing procedures and Figure 4 3 after checking that the computer is turned off in boot mode 1 Insert the memory card gently until it stops and is seated securely 2 Checking that the memory card is seated securely After the PC card is installed check the hardware configuration in the Hardware Setup or TSETUP program to make sure that the PC card is compatible with the current hardware configuration ...

Page 150: ... Release one optional memory cover securing the 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 Memory slot Latches Memory cover Memory cover secure screw Memory Figure 4 4 Removing the optional memory 4 Spread out the two memory lock latches so that the memory module pops up 5 Pul...

Page 151: ... Install the optional memory after turning off the computer If this is violated the computer or memory can be damaged 1 Insert the memory module into the connector at an angle of 45 degrees 2 Press down on the memory module so that it is secured with both memory lock latches 3 Reinstall the optional memory cover 4 Secure the optional memory cover with the optional memory cover securing screw After...

Page 152: ... in the drive or damage the drive Remove the HDD hard disk drive according to the following procedures and Figures 4 5 4 6 1 Release the two HDD cover screws securing the HDD cover 2 Remove the HDD cover HDD cover HDD cover secure screw HDD pack Figure 4 5 Removing the HDD pack 4 16 Satellite L350D Satellite Pro L350D EQUIUM L350D SATEGO L350D Maintenance Manual ...

Page 153: ...lace the HDD pack on a flat surface such as a desk and remove the two M3x4 black flat head screws with M3x4 black head screws 5 Place the HDD pack on a flat surface such as a desk and remove the chassis M3x4 Black flat head screw HDD HDD chassis M3x4 Black flat head screw Figure 4 6 Removing the HDD chassis CAUTION Do not apply pressure to the top or bottom of the drive Satellite L350D Satellite P...

Page 154: ...s 2 Secure the HDD and its chassis with the two M3x4 black flat head screws with M3x4 white head screws CAUTION To prevent the HDD bracket from being distorted when installing the HDD pack into the computer do not press the center of the HDD pack Always hold the HDD pack by its sides 3 Install the HDD pack into the correct position in the computer Connect the HDD pack to the computer holding the H...

Page 155: ... modules Remove the ODD bay module according to the following procedures and Figures 4 7 1 Turn the computer upside down 2 Remove the M2x5 black flat head screw 3 Push out on the ODD bay module in the direction of the arrow CAUTION Handle the ODD bay module carefully it can become hot during operation ODD bay module M2x5 black flat head screw Push here Figure 4 7 Removing the ODD bay module Satell...

Page 156: ...L350D Maintenance Manual Installing the ODD Bay Module Install the ODD bay module according to the following procedures and Figures 4 7 1 Place the ODD bay module in the correct position and slide it in 2 Push it in until it clicks into place 3 Secure the ODD bay module with one M2x5 black flat head screw ...

Page 157: ... procedures and Figure 4 8 1 Remove two M2x3 black flat head screws 2 Remove the bracket Bracket M2x3 flat head screw black ODD bay module Figure 4 8 Removing the bracket from the ODD drive Assembling the ODD Drive Assemble the ODD drive according to the following procedures and Figure 4 8 1 Seat the bracket and secure it with two M2x3 black flat head screws Satellite L350D Satellite Pro L350D EQU...

Page 158: ...h Five bottom latches Six front latches 2 Remove the keyboard cover 3 Remove four M 2 5x2 6 black bind screws 4 Release the keyboard lock latch 5 Disconnect the keyboard cable from CN11 on the system board 6 Remove the keyboard M2 5x2 6 black flat head screw Keyboard latch Keyboard Keyboard cover Latch CN11 Figure 4 9 Removing the keyboard 4 22 Satellite L350D Satellite Pro L350D EQUIUM L350D SATE...

Page 159: ...rd Install the keyboard according to the following procedures and Figure 4 9 1 Connect the keyboard cable to CN11 on the system board 2 Secure the keyboard with four M2 5x2 6 black bind screws 3 Place the keyboard cover in the correct position and secure the following 12 latches in that order One left latch Five bottom latches Six front latches ...

Page 160: ... MDC module can be damaged 1 Remove the two M2x3 black flat head screws securing the MDC module 2 Left the MDC module and disconnect it from CN6 on the system board 3 Disconnect the MDC cable from connector J2 on the MDC card CAUTION Do not touch the connectors on the MDC module or in the computer Contaminated connectors can cause MDC module failures CN6 M2 5x2 6 black flat head screw J1 J2 MDC ca...

Page 161: ...computer or MDC module can be damaged CAUTION Do not touch the connectors on the MDC module or in the computer Contaminated connectors can cause MDC module failures 1 Connect the MDC cable to connector J1 on the MDC module 2 Connect the MDC module to CN6 on the system board 3 Secure the MDC module with two M2x3 black flat head screws Note After the computer is turned on check the hardware configur...

Page 162: ...can fail if they are contaminated with sweat natural oils etc from your hands 1 Disconnect the two antenna cables with tweezers 2 Remove the two M2x3 black flat head screws securing the wireless LAN card 3 Pull the wireless LAN card up and out at an angle from CN10 on the system board MAIN AUX Antenna M2x3 black flat head screw Wireless LAN card Black cable White cable CN10 Figure 4 11 Removing th...

Page 163: ...gure 4 11 1 Insert the wireless LAN card into the connector an angle of 45 degrees 2 Press down on the wireless LAN card to secure it with two M2x3 black flat head screws 3 Connect the two antenna cables by pressing them firmly into place CAUTION Do not touch the connectors on the wireless LAN card and in the computer with your bare hands Wireless LAN cards can fail if they are contaminated with s...

Page 164: ...5x7 black flat head screw Figure 4 12 Removing the screws from the bottom of the computer 2 Turn the computer right side up 3 Disconnect the touch pad board flat cable from CN8 4 Disconnect the power button board cable from CN1 5 Disconnect the switch board flat cable from CN2 6 Disconnect the speaker cable from CN9 7 Release the following 14 latches on the switch cover in that order Four Left lat...

Page 165: ...es on the top cover in that order Four Left latches Four right latches Four front latches Two bottom latches 3 Connect the touch pad board flat cables to CN8 on the system board 4 Connect the power button board cable to CN1 on the system board 5 Connect the switch board flat cable to CN2 on the system board 6 Connect the speaker cable to CN9 on the system board Turn the computer upside down and se...

Page 166: ...e normal computer placement and open the display panel M2 5x7 black flat head screw Figure 4 14 Removing the screws from the back of the computer 3 Disconnect the LCD FL cable from CN5 on the system board 4 Disconnect the CCD cable from CN7 on the system board 5 Disconnect the MIC cable from CN3 on the system board 6 Remove four M2 5x7 black flat head screws securing the LCD module to the bottom c...

Page 167: ...ay panel in the correct position and push the wireless antenna cable CCD cable and MIC cable into the bottom cover 2 Connect the LCD FL cable to CN5 on the system board 3 Connect the CCD cable to CN7 on the system board 4 Connect the MIC cable to CN13 on the system board 5 Secure the display assembly with four M2 5x7 black flat head screws 6 Close the display panel and turn the computer so the bac...

Page 168: ...oard 2 Remove the USB cable from CN14 on the system board 3 Remove the AC IN cable from CN3 4 Remove one M2 5x4 black flat head screw on the system board 5 Remove one M2 5x4 black flat head screw on the fan 6 Remove two M2 5x4 back flat head screws on the ODD extended board 7 Remove the system board and ODD extended board 8 Remove the ODD extended board from system board 9 Remove the AC IN cable o...

Page 169: ...for the PC card It can be damaged when installing the system board Make sure it is pushed in 1 Connect the ODD extended board to system board 2 Seat the system board in the correct position 3 Secure the system board with one M2 5x4 black flat head screw 4 Secure one M2 5x4 black flat head screw on the fan 5 Secure ODD extended board with two M2 5x4 black flat head screws 6 Seat the AC IN cable in ...

Page 170: ...Do not touch or cause damage to the fan in the cooling module Remove the CPU cooling module and Fan Remove the CPU cooling module and fan according to the following procedures and Figures 4 17 4 18 4 19 4 20 and 4 21 1 Remove the tape on the CPU cooling module 2 Remove the fan cable from CN501 on system board 3 Remove two M2 5x5 black flat head screws on the fan 4 Remove the fan 5 Remove two M2x3 ...

Page 171: ...crew Fan Tape CN501 Figure 4 17 Removing the fan M2x3 white flat head screw CPU cooling module bracket CPU cooling module CPU cooling module secure screw Figure 4 18 Removing the CPU cooling module Satellite L350D Satellite Pro L350D EQUIUM L350D SATEGO L350D Maintenance Manual 4 35 ...

Page 172: ... Cooling Module and Fan Figure 4 19 Applying silicon grease Figure 4 20 Replace new thermal pad into correct position Figure 4 21 Tear down the tape 4 36 Satellite L350D Satellite Pro L350D EQUIUM L350D SATEGO L350D Maintenance Manual ...

Page 173: ...he CPU chip completely 1 If the thermal pad is broken replace new thermal pad into correct position thermal pad part number is V000933800 2 Tear down the tap on the thermal pad 3 If silicon grease is already applied to the CPU and fan module wipe it off with a cloth By using a special syringe apply silicon grease G7762 to the CPU chip center so that the entire CPU chip is covered with the grease G...

Page 174: ...e very hot during operation Be sure to let it cool down before starting repair work NOTE FOXCONN CPU socket will be 180 degrees to the right 1 Unlock the CPU by rotating the cam on the CPU socket 120 degrees to the left with a flat blade screwdriver in the order shown in the figure below 2 Remove the CPU Figure4 22 Removing the CPU 4 38 Satellite L350D Satellite Pro L350D EQUIUM L350D SATEGO L350D...

Page 175: ...ngle on the cam is in the unlock 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 23 Installing the CPU CAUTION Seat the CPU by aligning the triangle with the shaded area Satellite L350D Satellite Pro L350D EQUIUM L350D SATEGO L350D Maintenance Manual 4 39 ...

Page 176: ...CPU by rotating the cam 120 degrees to the right with a flat blade screwdriver NOTE FOXCONN CPU socket will be 180 degrees to the left Figure 4 24 Securing the CPU 4 40 Satellite L350D Satellite Pro L350D EQUIUM L350D SATEGO L350D Maintenance Manual ...

Page 177: ...following 4 screws on the display module in that order Two M2 5x7 white flat head screws on the top Two M2 5x7 white flat head screws on bottom 3 Release the following 21 latches on the display mask in that order Seven bottom latches Five latches on each of the left and right sides Four top latches M2 5x7 black flat head screw Seal Display mask M2 5x7 black flat head screw Seal Figure 4 25 Removin...

Page 178: ...splay mask in the correct position and secure the following 21 latches in that order four top latches Five latches on each of the left and right sides Seven bottom latches 2 Secure the display mask with the following 4 screws in that order Two M2 5x7 black flat head screws on the top Two M2 5x7 black flat head screws on bottom 3 Secure the following 4 seals to cover the screws in that order Two bl...

Page 179: ...M2x4 black flat head screw M2 5x5 black flat head screw FL inverter board HV cable LCD FL cable FL inverter board bracket Figure 4 26 Removing the FL inverter board 2 Lift the LCD module FL inverter board and disconnect the LCD FL cable from the LCD FL connector 3 Disconnect the HV cable from the HV connector and remove the FL inverter board Satellite L350D Satellite Pro L350D EQUIUM L350D SATEGO ...

Page 180: ...talling the FL Inverter Board Install the FL inverter board according to the following procedures and Figures 4 26 1 Connect the LCD FL cable to LCD FL connector and connect the HV cable to the HV connector 2 Seat the LCD module FL inverter board in the correct position 3 Secure the FL inverter board with one M2 5x5 black flat head screw ...

Page 181: ...nces or regulations NOTE The LCD FL cable must be carefully peeled away before disconnecting it from the module Removing the LCD module Remove the LCD module according to the following procedures and Figures 4 27 4 28 1 Remove two M2 5x5 black flat head screws on each side securing the LCD bracket 2 Carefully tilt the LCD module toward you 3 Remove two M2x3 white flat head screws on each securing ...

Page 182: ...ket M2 5x5 black flat head screw M2x3 black flat head screw M2x3 black flat head screw Figure 4 27 Removing the LCD module and screws 6 Remove the tape and LCD FL cable connector Then disconnect the LCD FL cable LCD module LCD LF cable Figure 4 28 Removing the LCD module 4 46 Satellite L350D Satellite Pro L350D EQUIUM L350D SATEGO L350D Maintenance Manual ...

Page 183: ... 4 Place the LCD bracket in the correct position and secure it with two M2x3 black flat head screws on each side 5 Please the LCD module in the correct position and secure it with two M2 5x5 black flat heat screws on each side CAUTION When installing the LCD module please follow below instruction When plug in LCD FL cable into LCD module connector need to plug horizontally For Sharp panel if LCD F...

Page 184: ...dures and Figure 4 29 1 Remove the CCD module with CCD cable from display rear cover 2 Disconnect the CCD cable from the CCD module connector CCD nmodule CCD cable MIC cable Display rear cover Figure 4 29 Removing the CCD board and MIC 3 Lift the MIC from the display rear cover 4 48 Satellite L350D Satellite Pro L350D EQUIUM L350D SATEGO L350D Maintenance Manual ...

Page 185: ... L350D EQUIUM L350D SATEGO L350D Maintenance Manual 4 49 Installing the CCD Board and MIC Install the FL inverter board according to the following procedures and Figure 4 29 1 Connect the CCD module cable to CCD module connector 2 Seat the CCD module MIC in the correct position ...

Page 186: ...ers M2x3 black flat head screw Left speaker Right speaker Speaker cable Figure 4 30 Removing the speakers Installing the Speakers Install the speakers according to the following procedures and Figure 4 30 1 Seat the left and right speaker in the correct position 2 Route the speaker cable in the wire guide 3 Secure the left speaker with one M2x3 black flat head screw 4 Secure the right speaker with...

Page 187: ...es 4 31 1 Remove two M2x3 black flat head screws 2 Remove the Power button board 3 Remove two M2x3 black flat head screws 4 Remove the switch board 5 Disconnect the switch board flat cables from CN1 on the switch board M2x3 black flat head screw CN1 Switch board Switch board flat cable Power button board Figure 4 31 Removing the power button board and switch board Satellite L350D Satellite Pro L35...

Page 188: ...rd Install the Power Button Board and Switch Board according to the following procedures and Figures 4 31 1 Connect the switch board flat cables to CN1 on the switch board 2 Seat the switch board in the correct position 3 Secure the switch board with two M2x3 black flat head screws 4 Seat the Power button board in the correct position 5 Secure the volume board with two M2x3 black flat head screws ...

Page 189: ...ad screws securing the button board 3 Disconnect the button board flat cable from CN5001 on the button board 4 Remove eight M2x3 black flat head screws securing the touch pad 5 Remove the touch pad bracket and touch pad M2x3 black flat head screw Button board Touch pad Touch pad bracket CN5000 CN5001 Touch pad flat cable Button board flat cable M2x3 black flat head screw M2x3 black flat head screw...

Page 190: ... according to the following procedures and Figure 4 32 6 Seat the touch pad touch pad bracket in the correct position and secure it with the eight M2x3 black flat head screws 7 Connect the button board flat cable to CN5001 on the button board 8 Seat the button board in the correct position and secure it with the two M2x3 black flat head screws 4 Connect the touch pad flat cables to CN5000 on the b...

Page 191: ...gure 4 33 1 Remove the RJ11 cable 2 Remove two M2 5x4 black flat head screw securing the CRT cable 3 Remove the CRT cable 4 Remove one M2 5x4 black flat head screws securing the USB cable 5 Remove the USB cable M2 5x4 black flat head screw CRT cable RJ11 cable USB cable M2 5x4 black flat head screw Figure 4 33 Removing the USB cable CRT cable and RJ11 Cable Satellite L350D Satellite Pro L350D EQUI...

Page 192: ...le Install the USB cable CRT cable and RJ11 Cable according to the following procedures and Figure 4 33 1 Seat the CRT cable in the correct position 2 Secure the CRT cable with two M2x3 black flat head screws 3 Seat the USB cable in the correct position 4 Secure the USB cable with one M2 5x4 black flat head screw 5 Seat the RJ11cable in the correct position 6 Route the RJ11cable in the wire guide ...

Page 193: ...6000 1 次 Appendices ...

Page 194: ...okmark not defined C 6 CN6 Modem Module Connector 12 Pin Error Bookmark not defined C 7 CN7 CCD Camera Cable Connector 5 Pin Error Bookmark not defined C 8 CN8 Touch Pad Board Cable Connector 12 Pin Error Bookmark not defined C 9 CN10 Internal Speaker Cable Connector 6 Pin Error Bookmark not defined C 10 CN11 Wireless LAN Module Connector 52 Pin Error Bookmark not defined C 11 CN12 Internal Keyboa...

Page 195: ...kmark not defined C 24 CN508 Bridge Media Slot Connector 21 Pin Error Bookmark not defined C 25 CN510 Broadcom Decoder Connector 52 Pin Error Bookmark not defined C 26 JACK500 RJ45 LAN Connector 12 Pin Error Bookmark not defined C 27 JACK501 External MIC Connector 6 Pin Error Bookmark not defined C 28 JACK502 Head Phone Connector 6 Pin Error Bookmark not defined C 29 CN4000 USB Port2 Connector 4 P...

Page 196: ...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 surface is easily scarred...

Page 197: ...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 L350D Satellite Pro L350D EQUIUM L350D SATE...

Page 198: ... 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 L350D Satellite Pro L350D EQUIUM L350D SATEGO L350D Maintenance Manual A 3 ...

Page 199: ...t 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 L350D Satellite Pro L350D EQUIUM L350D SATEGO L350D Maintenance Manual ...

Page 200: ...se malfunctions 10 If you transport the module do not use packing material that contains epoxy resin amine or silicon glue alcohol or oxide These materials can release gas that can damage the panel s polarization Satellite L350D Satellite Pro L350D EQUIUM L350D SATEGO L350D Maintenance Manual A 5 ...

Page 201: ... B Board Layout Appendices Appendix B Appendix B Board Layout B 1 System Board Front View Figure B 1 Board Layout Front Satellite L350D Satellite Pro L350D EQUIUM L350D SATEGO L350D Maintenance Manual B 1 ...

Page 202: ...Appendices Apx B Board Layout B 2 System Board Back View Figure B 2 Board Layout Back B 2 Satellite L350D Satellite Pro L350D EQUIUM L350D SATEGO L350D Maintenance Manual ...

Page 203: ... 26 Pin C 6 C 13 CN14 Internal MIC Phone Cable Connector 2 Pin C 7 C 14 CN15 USB Port2 Board Cable Connector 5 Pin C 7 C 15 CN16 PCMCIA Slot Module Connector 68 Pin C 7 C 16 CN17 HDD Connector 22 Pin C 8 C 17 CN500 Battery Pack Connector 9 Pin C 9 C 18 CN501 FAN Connector 3 Pin C 9 C 19 CN502 DDR2 DIMM0 Connector 200 Pin C 9 C 20 CN503 DDR2 DIMM1 Connector 200 Pin C 12 C 21 CN505 ODD Connector 50 ...

Page 204: ...C 2 Switch Board Connector Pin Assignments 12 Pin Pin No Signal Name I O Pin No Signal Name I O 1 DGND 2 SCAN_OUT 4 O 3 SCAN_IN 0 O 4 SCAN_IN 7 O 5 SCAN_IN 3 O 6 SCAN_IN 4 O 7 SCAN_IN 5 O 8 SCAN_IN 1 O 9 MACHINE_ID0_DB O 10 MACHINE_ID1_DB O 11 DGND 12 DGND C 3 CN3 AC In Cable Connector 4 Pin Table C 3 AC In Cable Connector Pin Assignments 4 Pin Pin No Signal Name I O Pin No Signal Name I O 1 N 122...

Page 205: ...N 1168883 3 DGND 4 N 1168883 5 DGND 6 V3S 7 LVDS_TXDL0 I 8 LVDS_TXDL1 I 9 LVDS_TXDL0 I 10 LVDS_TXDL1 I 11 LVDS_TXDL2 I 12 LVDS_TXCL I 13 LVDS_TXDL2 I 14 LVDS_TXCL I 15 DGND 16 DGND 17 LVDS_TXDU0 I 18 LVDS_TXDU1 I 19 LVDS_TXDU0 I 20 LVDS_TXDU1 I 21 LVDS_TXDU2 I 22 LVDS_TXCU I 23 LVDS_TXDU2 I 24 LVDS_TXCU I 25 DGND 26 DGND 27 LCM_DDCPCLK I O 28 LCM_DDCPDATA I O 29 N 1055355 30 N 1055355 31 N 1055355...

Page 206: ...ignments 5 Pin Pin No Signal Name I O Pin No Signal Name I O 1 V5S_CAMERA O 2 USB_P7 I O 3 USB_P7 I O 4 DGND 5 DGND C 8 CN8 Touch Pad Board Cable Connector 12 Pin Table C 8 Touch Pad Board Cable Connector Pin Assignments 12 Pin Pin No Signal Name I O Pin No Signal Name I O 1 DGND 2 TP_LED_ON I O 3 IM_CLK_5 I O 4 IM_DAT_5 I O 5 6 V5S O 7 8 9 10 11 12 C 9 CN10 Internal Speaker Cable Connector 6 Pin ...

Page 207: ... O 12 LPC_3S_AD 2 I O 13 CLK_R_PCIE_MINI2 O 14 LPC_3S_AD 1 I O 15 DGND 16 LPC_3S_AD 0 I O 17 BUF_PLT_RST I O 18 DGND 19 CLK_R3S_MINICARD2 I O 20 WXMIT_OFF O 21 DGND 22 BUF_PLT_RST I O 23 PCIE_C_RXN2 I O 24 V3A_WLAN O 25 PCIE_C_RXP2 I O 26 DGND 27 DGND 28 V1 5S O 29 DGND 30 ICH_3A_ALERT_CLK I O 31 PCIE_C_TXN2 I O 32 ICH_3A_ALERT_DAT I O 33 PCIE_C_TXP2 I O 34 DGND 35 DGND 36 N 1190655 37 38 N 119065...

Page 208: ...22 SCAN_OUT 11 I 23 SCAN_OUT 0 I 24 SCAN_OUT 1 I 25 SCAN_OUT 15 I 26 SCAN_OUT 13 I 27 SCAN_OUT 2 I 28 SCAN_OUT 4 I 29 V3S O 30 31 SCAN_OUT 17 I 32 N 939833 33 SCAN_OUT 16 I 34 V3S O C 12 CN13 Express Card Module Connector 26 Pin Table C 12 Express Card Module Connector Pin Assignments 26 Pin Pin No Signal Name I O Pin No Signal Name I O 1 DGND 2 USB_P4 I O 3 USB_P4 I O 4 CPUSB I O 5 6 7 ICH_3A_ALE...

Page 209: ...USB_L_P2 I O 4 DGND 5 DGND C 15 CN16 PCMCIA Slot Module Connector 68 Pin Table C 15 PCMCIA Slot Module Connector Pin Assignments 68 Pin Pin No Signal Name I O Pin No Signal Name I O 1 DGND 2 ACARD_3S_AD0 I O 3 ACARD_3S_AD1 I O 4 ACARD_3S_AD3 I O 5 ACARD_3S_AD5 I O 6 ACARD_3S_AD7 I O 7 ACARD_3S_CBE0 I O 8 ACARD_3S_AD9 I O 9 ACARD_3S_AD11 I O 10 ACARD_3S_AD12 I O 11 ACARD_3S_AD14 I O 12 ACARD_3S_CBE...

Page 210: ...ARD_3S_BLOCK I O 49 ACARD_3S_STOP I O 50 ACARD_3S_DEVSEL I O 51 VCC_CARD O 52 VPP_CARD O 53 ACARD_3S_TRDY I O 54 ACARD_3S_FRAME I O 55 ACARD_3S_AD17 I O 56 ACARD_3S_AD19 I O 57 ACARD_3S_VS2 I O 58 ACARD_3S_RST I O 59 ACARD_3S_SERR I O 60 ACARD_3S_REQ I O 61 ACARD_3S_CBE3 I O 62 ACARD_3S_AUDIO I O 63 ACARD_3S_STSCHG I O 64 ACARD_3S_AD28 I O 65 ACARD_3S_AD30 I O 66 ACARD_3S_AD31 I O 67 ACARD_3S_CD2 ...

Page 211: ...18 CN501 FAN Connector 3 Pin Table C 18 FAN Connector Pin Assignments 3 Pin Pin No Signal Name I O Pin No Signal Name I O 1 N 814474 2 DGND 3 FAN_TACH1 O C 19 CN502 DDR2 DIMM0 Connector 200 Pin Table C 19 DDR2 DIMM0 Connector Pin Assignments 200 Pin Pin No Signal Name I O Pin No Signal Name I O 1 M_VREF O 2 DGND 3 DGND 4 MA_DATA 4 I O 5 MA_DATA 0 I O 6 MA_DATA 5 I O 7 MA_DATA 1 I O 8 DGND 9 DGND 1...

Page 212: ...I O 45 MA_DATA 17 I O 46 MA_DATA 21 I O 47 DGND 48 DGND 49 MA_DQS 2 I O 50 51 MA_DQS 2 I O 52 MA_DM 2 O 53 DGND 54 DGND 55 MA_DATA 18 I O 56 MA_DATA 22 I O 57 MA_DATA 19 I O 58 MA_DATA 23 I O 59 DGND 60 DGND 61 MA_DATA 24 I O 62 MA_DATA 28 I O 63 MA_DATA 25 I O 64 MA_DATA 29 I O 65 DGND 66 DGND 67 MA_DM 3 O 68 MA_DQS 3 I O 69 70 MA_DQS 3 I O 71 DGND 72 DGND 73 MA_DATA 26 I O 74 MA_DATA 30 I O 75 M...

Page 213: ... MA_ODT1 O 120 MA_CS3 O 121 DGND 122 DGND 123 MA_DATA 32 I O 124 MA_DATA 36 I O 125 MA_DATA 33 I O 126 MA_DATA 37 I O 127 DGND 128 DGND 129 MA_DQS 4 I O 130 MA_DM 4 I O 131 MA_DQS 4 I O 132 DGND 133 DGND 134 MA_DATA 38 I O 135 MA_DATA 34 I O 136 MA_DATA 39 I O 137 MA_DATA 35 I O 138 DGND 139 DGND 140 MA_DATA 44 I O 141 MA_DATA 40 I O 142 MA_DATA 45 I O 143 MA_DATA 41 I O 144 DGND 145 DGND 146 MA_D...

Page 214: ... O 186 MA_DQS 7 I O 187 DGND 188 MA_DQS 7 I O 189 MA_DATA 58 I O 190 DGND 191 MA_DATA 59 I O 192 MA_DATA 62 I O 193 DGND 194 MA_DATA 63 I O 195 SB_3S_SMDATA I O 196 DGND 197 SB_3S_SMCLK I O 198 N 1064611 199 V3S O 200 N 1064613 C 20 CN503 DDR2 DIMM1 Connector 200 Pin Table C 20 DDR2 DIMM1 Connector Pin Assignments 200 Pin Pin No Signal Name I O Pin No Signal Name I O 1 M_VREF O 2 DGND 3 DGND 4 MB_...

Page 215: ...I O 45 MB_DATA 17 I O 46 MB_DATA 21 I O 47 DGND 48 DGND 49 MB_DQS 2 I O 50 51 MB_DQS 2 I O 52 MB_DM 2 O 53 DGND 54 DGND 55 MB_DATA 18 I O 56 MB_DATA 22 I O 57 MB_DATA 19 I O 58 MB_DATA 23 I O 59 DGND 60 DGND 61 MB_DATA 24 I O 62 MB_DATA 28 I O 63 MB_DATA 25 I O 64 MB_DATA 29 I O 65 DGND 66 DGND 67 MB_DM 3 O 68 MB_DQS 3 I O 69 70 MB_DQS 3 I O 71 DGND 72 DGND 73 MB_DATA 26 I O 74 MB_DATA 30 I O 75 M...

Page 216: ... MB_ODT1 O 120 MB_CS3 O 121 DGND 122 DGND 123 MB_DATA 32 I O 124 MB_DATA 36 I O 125 MB_DATA 33 I O 126 MB_DATA 37 I O 127 DGND 128 DGND 129 MB_DQS 4 I O 130 MB_DM 4 I O 131 MB_DQS 4 I O 132 DGND 133 DGND 134 MB_DATA 38 I O 135 MB_DATA 34 I O 136 MB_DATA 39 I O 137 MB_DATA 35 I O 138 DGND 139 DGND 140 MB_DATA 44 I O 141 MB_DATA 40 I O 142 MB_DATA 45 I O 143 MB_DATA 41 I O 144 DGND 145 DGND 146 MB_D...

Page 217: ...I O 189 MB_DATA 58 I O 190 DGND 191 MB_DATA 59 I O 192 MB_DATA 62 I O 193 DGND 194 MB_DATA 63 I O 195 SB_3S_SMDATA I O 196 DGND 197 SB_3S_SMCLK I O 198 N 1064123 199 V3S O 200 N 1064124 C 21 CN505 ODD Connector 50 Pin Table C 21 ODD Connector Pin Assignments 50 Pin Pin No Signal Name I O Pin No Signal Name I O 1 N 777489 2 N 777490 3 N 777491 4 N 630732 5 N 630731 6 PIDE_3S_D 8 I O 7 PIDE_3S_D 7 I...

Page 218: ...42 V5S O 43 DGND 44 DGND 45 DGND 46 DGND 47 N 630734 48 DGND 49 50 C 22 CN506 USB Port0 Port1 Connector 8 Pin Table C 22 USB Port0 Port1 Connector Pin Assignments 8 Pin Pin No Signal Name I O Pin No Signal Name I O 1 USBVCC1 O 2 USB_L_P0 I O 3 USB_L_P0 I O 4 DGND 5 USBVCC1 O 6 USB_L_P1 I O 7 USB_L_P1 I O 8 DGND C 23 CN507 HDMI Connector 19 Pin Table C 23 HDMI Connector Pin Assignments 19 Pin Pin N...

Page 219: ...1 I O 2 SD_DAT0_MS_D0 I O 3 DGND 4 DGND 5 MS_BS I O 6 SD_CLK_MS_CLK I O 7 MS_DATA1 I O 8 SD_DAT0_MS_D0 I O 9 CARD_3V3 O 10 SD_DAT7_MS_D2 I O 11 DGND 12 MS_INS I O 13 SD_DAT6_MS_D3 I O 14 SD_CMD I O 15 SD_CLK_MS_CLK I O 16 CARD_3V3 O 17 SD_DAT3 I O 18 DGND 19 SD_DAT2 I O 20 SD_CD I O 21 SD_WP I O C 25 CN510 Broadcom Decoder Connector 52 Pin Table C 25 Broadcom Decoder Connector Pin Assignments 52 P...

Page 220: ...0 DGND 41 42 43 44 45 46 47 48 V1 5S O 49 50 DGND 51 52 V3S O C 26 JACK500 RJ45 LAN Connector 12 Pin Table C 26 RJ45 LAN Connector Pin Assignments 12 Pin Pin No Signal Name I O Pin No Signal Name I O 1 TD O 2 TD O 3 RD O 4 LAN_45 O 5 LAN_45 O 6 RD O 7 LAN_78 O 8 LAN_78 O 9 N 1140917 10 LED_R3S_LANLINK O 11 N 1140918 12 N 1245527 C 27 JACK501 External MIC Connector 6 Pin Table C 27 External MIC Con...

Page 221: ...PS O 5 ANAGND 6 USB Port2 Board C 29 CN4000 USB Port2 Connector 4 Pin Table C 29 USB Port2 Connector Pin Assignments 4 Pin Pin No Signal Name I O Pin No Signal Name I O 1 USBVCC1_USB O 2 USB_L_P2 _USB I O 3 USB_L_P2 _USB I O 4 GROUND_USB Touch Pad Board C 30 CN5000 Touch Pad Module Connector 12 Pin Table C 30 Touch Pad Module Connector Pin Assignments 12 Pin Pin No Signal Name I O Pin No Signal Na...

Page 222: ...D SATEGO L350D Maintenance Manual C 31 CN5001 Touch Pad Board Cable Connector 12 Pin Table C 31 Touch Pad Board Cable Connector Pin Assignments 12 Pin Pin No Signal Name I O Pin No Signal Name I O 1 GND_TP 2 DB_TP_LED_ON I O 3 TP_IM_CLK_5 I O 4 TP_IM_DAT_5 I O 5 6 TP_5S O 7 8 9 10 11 12 ...

Page 223: ... 16 F0 16 03 2 03 83 1E F0 1E 04 3 04 84 26 F0 26 05 4 05 85 25 F0 25 06 5 06 86 2E F0 2E 07 6 07 87 36 F0 36 08 7 08 88 3D F0 3D 2 09 8 09 89 3E F0 3E 2 10 9 0A 8A 46 F0 46 2 11 0 0B 8B 45 F0 45 2 12 _ 0C 8C 4E F0 4E 13 0D 8D 55 F0 55 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...

Page 224: ... F0 1B 33 D 20 A0 23 F0 23 34 F 21 A1 2B F0 2B 35 G 22 A2 34 F0 34 36 H 23 A3 33 F0 33 37 J 24 A4 3B F0 3B 2 38 K 25 A5 42 F0 42 2 39 L 26 A6 4B F0 4B 2 40 27 A7 4C F0 4C 2 41 28 A8 52 F0 52 43 Enter 1C 9C 5A F0 5A 3 44 Shift L 2A AA 12 F0 12 45 No 102 key 56 D6 61 F0 61 46 Z 2C AC 1A F0 1A 47 X 2D AD 22 F0 22 48 C 2E AE 21 F0 21 49 V 2F AF 2A F0 2A 50 B 30 B0 32 F0 32 51 N 31 B1 31 F0 31 52 M 32 ...

Page 225: ...E0 F0 70 1 76 Del E0 53 E0 D3 E0 71 E0 F0 71 1 79 E0 4B E0 CB E0 6B E0 F0 6B 1 80 Home E0 47 E0 C7 E0 6C E0 F0 6C 1 81 End E0 4F E0 CF E0 69 E0 F0 69 1 83 E0 48 E0 C8 E0 75 E0 F0 75 1 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 B...

Page 226: ...6 Pause 7 7 7 7 7 202 Fn 4 203 Win E0 5B E0 DB E0 1F E0 F0 1F 204 App E0 5D E0 DD E0 2F E0 F0 2F 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 ...

Page 227: ...E0 CF E0 2A E0 F0 12 E0 69 E0 F0 69 E0 12 83 E0 AA E0 48 E0 C8 E0 2A E0 F0 12 E0 75 E0 F0 75 E0 12 84 E0 AA E0 50 E0 D0 E0 2A E0 F0 12 E0 72 E0 F0 72 E0 12 85 PgUp E0 AA E0 49 E0 C9 E0 2A E0 F0 12 E0 7D E0 F0 7D E0 12 86 PgDn E0 AA E0 51 E0 D1 E0 2A E0 F0 12 E0 7A E0 F0 7A E0 12 89 E0 AA E0 4D E0 CD E0 2A E0 F0 12 E0 74 E0 F0 74 E0 12 203 Win E0 AA E0 5B E0 DB E0 2A E0 F0 12 E0 1F E0 F0 1F E0 12 2...

Page 228: ...E0 F0 69 E0 F0 12 83 E0 2A E0 48 E0 C8 E0 AA E0 12 E0 75 E0 F0 75 E0 F0 12 84 E0 2A E0 50 E0 D0 E0 AA E0 12 E0 72 E0 F0 72 E0 F0 12 85 PgUp E0 2A E0 49 E0 C9 E0 AA E0 12 E0 7D E0 F0 7D E0 F0 12 86 PgDn E0 2A E0 51 E0 D1 E0 AA E0 12 E0 7A E0 F0 7A E0 F0 12 89 E0 2A E0 4D E0 CD E0 AA E0 12 E0 74 E0 F0 74 E0 F0 12 203 Win E0 2A E0 5B E0 DB E0 AA E0 12 E0 1F E0 F0 1F E0 F0 12 204 App E0 2A E0 5D E0 DD...

Page 229: ...7 B7 7C F0 7C 23 U 4 4B CB 6B F0 6B 24 I 5 4C CC 73 F0 73 25 O 6 4D CD 74 F0 74 26 P 4A CA 7B F0 7B 37 J 1 4F CF 69 F0 69 38 K 2 50 D0 72 F0 72 39 L 3 51 D1 7A F0 7A 40 4E CE 79 F0 79 52 M 0 52 D2 70 F0 70 54 53 D3 71 F0 71 55 E0 35 E0 B5 40 4A E0 F0 4A Table 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 7...

Page 230: ...Satellite Pro L350D EQUIUM L350D SATEGO L350D 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 231: ...ces 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 L350D Satellite Pro L350D EQUIUM L350D SATEGO L350D Maintenance Manual E 1 ...

Page 232: ...pendices Apx E Key Layout E 3 Spanish SP Keyboard Figure E 3 SP keyboard E 4 Korean KR Keyboard Figure E 4 KR keyboard E 2 Satellite L350D Satellite Pro L350D EQUIUM L350D SATEGO L350D Maintenance Manual ...

Page 233: ...ey Layout Appendices E 5 Canadian Bilingual QB Keyboard Figure E 5 QB keyboard E 6 French FR Keyboard Figure E 6 FR keyboard Satellite L350D Satellite Pro L350D EQUIUM L350D SATEGO L350D Maintenance Manual E 3 ...

Page 234: ...pendices Apx E Key Layout E 7 German GR Keyboard Figure E 7 GR keyboard E 8 Italian IT Keyboard Figure E 8 IT keyboard E 4 Satellite L350D Satellite Pro L350D EQUIUM L350D SATEGO L350D Maintenance Manual ...

Page 235: ...E Key Layout Appendices E 9 Taiwan TC Keyboard Figure E 9 TC keyboard E 10 Portuguese PT Keyboard Figure E 10 PT keyboard Satellite L350D Satellite Pro L350D EQUIUM L350D SATEGO L350D Maintenance Manual E 5 ...

Page 236: ...px E Key Layout E 11 DU UE US International USE Keyboard Figure E 11 USE keyboard E 12 Arabic AR Keyboard Figure E 12 AR keyboard E 6 Satellite L350D Satellite Pro L350D EQUIUM L350D SATEGO L350D Maintenance Manual ...

Page 237: ...E Key Layout Appendices E 13 Belgian BE Keyboard Figure E 13 BE keyboard E 14 Russian RU Keyboard Figure E 14 RU keyboard Satellite L350D Satellite Pro L350D EQUIUM L350D SATEGO L350D Maintenance Manual E 7 ...

Page 238: ...s Apx E Key Layout E 15 Swiss Switzerland SL Keyboard Figure E 15 SL keyboard E 16 Swedish SW Keyboard Figure E 16 SW keyboard E 8 Satellite L350D Satellite Pro L350D EQUIUM L350D SATEGO L350D Maintenance Manual ...

Page 239: ... Key Layout Appendices E 17 Norwegian NO Keyboard Figure E 17 NO keyboard E 18 Danish DK Keyboard Figure E 18 DK keyboard Satellite L350D Satellite Pro L350D EQUIUM L350D SATEGO L350D Maintenance Manual E 9 ...

Page 240: ...endices Apx E Key Layout E 19 Turkey TR Keyboard Figure E 19 TR keyboard E 20 Greek GK Keyboard Figure E 20 GK keyboard E 10 Satellite L350D Satellite Pro L350D EQUIUM L350D SATEGO L350D Maintenance Manual ...

Page 241: ...yout Appendices E 21 Canadian Multinational CM Keyboard Figure E 21 CM keyboard E 22 Herbrew HE Keyboard Figure E 22 HE keyboard Satellite L350D Satellite Pro L350D EQUIUM L350D SATEGO L350D Maintenance Manual E 11 ...

Page 242: ...ices Apx E Key Layout E 23 Czech CZ Keyboard Figure E 23 CZ keyboard E 24 Scandinavian N5 Keyboard Figure E 24 N5 keyboard E 12 Satellite L350D Satellite Pro L350D EQUIUM L350D SATEGO L350D Maintenance Manual ...

Page 243: ...Key Layout Appendices E 25 Hungary HU Keyboard Figure E 25 HU keyboard E 26 Slovakian SK Keyboard Figure E 26 SK keyboard Satellite L350D Satellite Pro L350D EQUIUM L350D SATEGO L350D Maintenance Manual E 13 ...

Page 244: ...dices Apx E Key Layout E 27 Yugoslavia YU Keyboard Figure E 27 YU keyboard E 28 Thai TH Keyboard Figure E 28 TH keyboard E 14 Satellite L350D Satellite Pro L350D EQUIUM L350D SATEGO L350D Maintenance Manual ...

Page 245: ... Layout Appendices E 29 United Kingdom EN Keyboard Figure E 29 EN keyboard E 30 Turkish F TF Keyboard Figure E 30 TF keyboard Satellite L350D Satellite Pro L350D EQUIUM L350D SATEGO L350D Maintenance Manual E 15 ...

Page 246: ...Appendices Apx E Key Layout E 31 Canadian French CF Keyboard Figure E 31 CF keyboard E 16 Satellite L350D Satellite Pro L350D EQUIUM L350D SATEGO L350D Maintenance Manual ...

Page 247: ...sk for the computer that has renewed BIOS data Rewriting the BIOS 1 Set the system to boot mode 2 Turn off the power to the computer 3 Remove the external cable and PC card 4 Connect an external FDD and insert the BIOS EC KBC rewriting disk into either the external FDD 5 Turn on the power while holding down the F12 key on the left of the space key Keep holding down the key until a message appears ...

Page 248: ...the screen The EC KBC rewriting starts 6 When the EC KBC rewrite is completed the system is automatically turned off Note 1 Rewrite the EC KBS only when instructed by a diagnostic disk release１ notice 2 Connect the AC adapter to the computer when you rewrite the EC KBC 3 Do not turn off the power while you are rewriting the EC KBC If the rewrite fails it might be impossible to start up the compute...

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