Removing the Display Mask | Toshiba L630, L635 guide

4.13 Display Mask

4.13 Display Mask

4 Replacement Procedures

4.13 Display Mask

Removing the Display Mask

Disassemble the Display mask according to the following procedures and Figure 4-23.

1.Peel off four seal tapes and remove four M2.5x5 black flat head screws securing the display mask.

2.Insert your finger between the edge of display mask and the LCD and remove the display mask while unlatching the display mask.

Display mask

Seal

Seal

M2.5x5 black flat head screw

Figure 4-23 Removing the display mask

Satellite/Satellite Pro/L630/L635 Maintenance Manual

4--37

Image 169

Toshiba L630, L635 manual Removing the Display Mask

Contents

Satellite/Satellite Pro/L630/L635 Maintenance Manual Maintenance Manual TOSHIBA CORPORATIONToshiba Personal Computer Satellite L630/L635 PSK00x/PSK01x PSK04x/PSK05x Disclaimer CopyrightTrademarks Preface SAFETY PRECAUTIONS The manual is divided into the following parts Acronyms ConventionsKeys Key operation Troubleshooting Table of ContentsChapter Hardware Overview Diagnostic Programs DMI Write Replacement Procedures Colors of Screw Shanks Battery PackPage Removing the Switch board and Button board Appendices Chapter 1 Hardware Overview 1 Hardware Overview Maintenance ManualSatellite/Satellite Pro/L630/L635 Chapter Contents Figure 1-3 System Board Configurations Figure 1-2 Computer Block DiagramSystem Unit Block Diagram Figures 1.1 Features Using the following sizes of memory modules  Wireless LAN BTO  RGB External Monitor Port Figure 1-1 ID Parts Description Placement Figure 1-2 Computer Block Diagram Figure 1-3 System Board Configurations Figure 1-4 System Unit Block Diagram Figure 1-4 is Block Diagram of the System Unit1.2 System Unit Components 1 Hardware Overview  System Controller  Mobile Intel 5 Series Chipset HM55 PCH  Digital microphone interface with internal MIC boost supporting  Atheros AR8152 / AR8151 - 10/100Mbit / 1Gbit 1.3 2.5-inch HDD 1.4 DVD Super Multi +-R Double Layer 1.5 Blu-Ray Writer 1.6 Power Supply 1.5 Blu-Ray Writer 1.7 Batteries 1.7.2 Battery Charging Control 1.7.1 Main Battery 1.7.3 RTC Battery 2 Troubleshooting Chapter TroubleshootingSatellite/Satellite Pro/L630/L635 Maintenance Manual Chapter Contents Figures 2 TroubleshootingTables Page 2.1 Outline 2.1 Outline 2.2 Basic Flowchart Star t Connect the AC Adapter Insert Bootable CD into ODD or Bootable USB Memory into USB port Figure 2-1 Basic Flowchart 2/2 If the diagnostic program cannot detect an error, the error may be intermittent. Run the continuous test program repeatedly to isolate the problem. Check the log utilities function to confirm which diagnostic test detected the error, then perform the appropriate troubleshooting procedures as follows Procedure 1 Power Icon Check 2.3 Power Supply AC adaptor cord Battery pack AC power cordProcedure 2 Connection Check Procedure 3 Replacement Check 2.4 System Board Procedure 1 Message Check 1. System test 2. Memory test 3. Keyboard test 4. Display test Procedure 2 Test Program Check 2.5 HDD Procedure 2 Partition Check Procedure 3 Format Check Check 5 Use the SYS command in the DOS system to install system filesProcedure 4 Test Program Check Status Code System board Procedure 5 Connector Check and Replacement Check Procedure 2 Connector Check and Replacement Check Procedure 1 Test Program Check2.6 Keyboard Keyboard Procedure 3 Connector Check and Replacement Check Procedure 1 External Monitor Check2.7 Display FL inverter board HV cable FL inverter board Check 3 The FL may be faulty. Replace it with a new one and return to Procedure 3. If there is still an error, perform CheckLCD/FL cable Connector Procedure 1 ODD Cleaning Check2.8 ODD Optical Disk Drive System board Check 3 The ODD drive may be faulty. Replace the ODD drive with a new one following the steps in Chapter 4. If the ODD drive is still not functioning properly, perform Check 2.9 LAN Speaker 2.10 Audio Test Cooling module 2.11 Cooling Module Chapter 3 Diagnostic Programs ii Satellite/Satellite Pro L630/L635 Maintenance Manual 3 Diagnostic Programs Error Codes and description Satellite/Satellite Pro L630/L635 Maintenance ManualPeripheral Quick Test Item ListPage 3.1 General  A Service Diagnostic BOOT CD or USB Flash Memory 3.2.1 Quick Test 3.2 Quick Start3.2.2 Customization Test The test result will be displayed in the following screen CPU Speed Test Step by Step 3. Test Result 3.2.3 Keyboard Layout test 3.2.5 Audio Record Test 3.2.4 Audio Play TestNOTE 1 This test only for internal microphone 3.2.7 DMI Write 3.2.6 DMI Read 3.2.8 System Information 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 3.2.9 View Logs 3.2.11 The Diagnostics Screen Explanation3.2.10 Exit to Free DOS 2. Test Running Status and Report Panel 1. Diagnostics Windows3. USER BREAK 4. Title Bar  Program Name and Its Version Service Diagnostic Ver1.10  Pause Enable Display ‘PAUSE’ when “Pause Enable” is enabled 3.3.1 Overview 3.3 OptionsOptions Menu Notes 3.3.2 Batch Parameters Configuration  Break On Error  Wait On Error Pause Enable  Monitor Battery Life  Monitor CPU Thermal Monitor the CPU temperature ∙ Test Mode 3.3.3 Item’s Parameters Configuration LOOPBOUND  TIMEBOUND ∙ Parameters ∙ Interactive3.3.4 Load Batch Parameters 3.3.5 Save Batch Parameters 3.3.6 LOG Parameters Setting∙ Report Destination  Log Errors Only ∙ Log Options  Log Errors Log Errors Only with Time  Log Test Activities Service Diagnostic Log viewer The default viewing program of Service Diagnostics is LogView.exe3.3.8 Display LOG File 3.3.9 LOG Viewer ∙ Page Up, Page Down ∙ ↑, ↓∙ Esc ∙ F1 DIAG REPORT 3.3.10 LOG File Sample Test 3.4 SubtestsSubtest Test items Bus Noise 28 Satellite/Satellite Pro L630/L635 Maintenance Manual Subtest 01 CPU 3.5 System Test  NPU Basic Functions Test Subtest 02 Boards Subtest 03 FAN Speed Test Satellite/Satellite Pro L630/L635 Maintenance Manual 3.6 Memory Test Subtest 01 BIOS ROMSubtest 02 Patterns Subtest 03 Extended Pattern 36 Satellite/Satellite Pro L630/L635 Maintenance Manual Subtest 05 Walking 0’s Test Subtest 04 Walking 1’s TestSubtest 06 Memory Address Subtest 07 Refresh Test Subtest 11 Bus Noise Test Subtest 10 Data Bus TestSubtest 12 Memory Speed Test 3.7 Storage Password：hard diskSubtest 01 HDD Percent-Specify the coverage rate in percentage of the total disk 3.7 Storage Subtest 02 ODD Subtest 3.8 Video 1. Text in normal attribute 2. Text in blinking normal attribute 4. Text Color Subtest 02 640 * 480 VGA Mode 46 Satellite/Satellite Pro L630/L635 Maintenance Manual Subtest 04 VESA Video Memory Subtest 03 VESA Video Modes Subtest 05 AGP Test 48 Satellite/Satellite Pro L630/L635 Maintenance ManualSubtest 06 LCD Panel Test Subtest 09 Direct Color Test Subtest 08 Color Purity TestRegister Test Subtest 10 DAC/Palette Address 50 Satellite/Satellite Pro L630/L635 Maintenance Manual Subtest 01 LAN Card 3.9 Communication COMM 3.10 Peripheral NOTE 1 This Test can not support 3 in 1 LED Test 1. Led TestCheck whether the white led works normally Check whether the orange led works normally 54 Satellite/Satellite Pro L630/L635 Maintenance ManualCheck whether the HDD led works normally Satellite/Satellite Pro L630/L635 Maintenance Manual Error 3.11 Error Codes and descriptionCommon Error Description Board 03xxThe PC speakers sound source 34xx 58 Satellite/Satellite Pro L630/L635 Maintenance Manual04xx Video Audio 31xx08xx LAN Card Mouse 05xx20xx IDE-HDD 3.12 Quick Test Item List 3.12 Quick Test Item List3 Diagnostic ProgramsDevice Test Items Chapter Replacement Procedures 4-ii 4 Replacement Procedures Chapter Contents Error! Bookmark not defined Error! Bookmark not defined Figures 4-vii 4.1 General Safety Precautions 4.1 General Before You Begin Assembly Procedures Disassembly Procedures Screw Tightening Torque Tools and Equipment Symbol examples Symbols of Screws on the Computer BodyColors of Screw Shanks 4.2.1 Battery Pack 4.2 Battery Pack/Bridge MediaRemoving the Battery Pack Installing the Battery Pack 4.2.2 Bridge Media Installing the Bridge MediaRemoving the Bridge Media Removing the Memory Module 4.3 Memory Module Installing the Memory Module Removing the HDD 4.4 HDD M3. 0x3. 5 black flat head screw HDD chassis HDD Figure 4-5 Removing the HDD chassis Installing the HDD Removing the ODD Bay Module 4.5 ODD Bay ModuleM2.0x5 white flat head screw ODD bay module 1. Place the ODD bay module in the correct position and slide it in Installing the ODD Bay Module2. Push it in until it clicks into place 3. Secure the ODD bay module with one M2x5 white flat head screw ODD drive ODD bezel Disassembling the ODD BezelFigure 4-7 Removing the ODD Bezel Assembling the ODD Bezel Figure 4-8 Removing the bracket from the ODD drive Disassembling the ODD DriveAssembling the ODD Drive Removing Keyboard 4.6 Keyboard Installing the Keyboard Removing the Wireless LAN Card 4.7 Wireless LAN CardWireless Lan card CN1300 M2x2 black flat head screw Antenna white cable Installing the Wireless LAN Card Removing the Top Cover 4.8 Top CoverM2.5x6 black flat head screw M2.5x6 black flat head screw M2x2 black flat head screw M2x2 black flat head screw Figure 4-12 Removing the top cover Installing the Top Cover Removing the Display Assembly 4.9 Display Assembly Installing the Display Assembly System board 4.10 System BoardM2.5x5 black flat head screw 4--28 1. Seat the system board in the correct position Installing the System Board2. Secure the system board with one M2.5x5 black flat-head screw 4--29 Remove the thermal module for VGA Model 4.11 Thermal module Installing the thermal module for VGA Model Figure 4-17 Removing the thermal module Removing the thermal ModuleFigure 4-18 Applying silicon grease Installing the thermal Module Removing the CPU 4.12 CPU Installing the CPU 4--36 Figure 4-22 Securing the CPU Removing the Display Mask 4.13 Display Mask 1. Install the display mask and lock the latches Installing the Display MaskSatellite/Satellite Pro/L630/L635 Maintenance Manual 4--38 Removing the LED module 4.14 LED Module M2.6x6 black flat head screw Left LED bracket M2x2.5 black flat head screw Right LED bracketM2x2.5 black flat head screw LED cable LED module Installing the LED Module 4.15 CCD Board and MIC Installing the CCD Board and MICRemoving the CCD Board and MIC Removing the Power Button Board 4.16 Power Button BoardM2x2.5 black flat head Power board 4-43 Install the Power Button Board Removing the Speakers 4.17 Speakers Installing the Speakers Removing the Switch board and Button board 4.18 Switch board and Button board Installing the Switch board and Button board 4.19 DC IN cable, Card reader board and Bluetooth Card 4. Seat the DC IN cable in the correct position Appendices Satellite/Satellite Pro/L630/L635 Maintenance Manual Appendix Contents Appendix A Handling the LCD Module Precautions for handling the LCD module 3. If the panel’s surface gets dirty, wipe it with cotton or a soft cloth. If it is still dirty, try breathing on the surface to create a light condensate and wipe it again 5. Glass is used in the panel, so be careful not to drop it or let it strike a hard object, which could cause breakage or cracks 7. Do not expose the module to direct sunlight or strong ultraviolet rays for long periods 9. Do not disassemble the LCD module. Disassembly can cause malfunctions Appendix B Board Layout Satellite/Satellite Pro/L630/L635 Maintenance ManualSystem Board Front View Figure B-1 Board Layout Front Figure B-2 Board Layout Back System Board Back View Code set Appendix C Keyboard Scan/Character CodesKeytop Make Code set Satellite/Satellite Pro/L630/L635 Maintenance ManualCode set Keytop Code set 1. * Scan codes differ by mode Table C-2 Scan Codes with left Shift key Code set Satellite/Satellite Pro/L630/L635 Maintenance ManualCode set Keytop Keytop Shift Key Layout Appendix ED.1 United States US Keyboard D.2 Taiwan TW Keyboard D.4 Russian RU Keyboard D.3 Thai TH KeyboardFigure D-3 TH keyboard Figure D-4 RU keyboard D.6 Korean KR Keyboard D.5 Hebrew HE KeyboardFigure D-5 HE keyboard Figure D-6 KR keyboard D.8 DU, UE, US International USE Keyboard D.7 UK-English UK KeyboardFigure D-7 UK keyboard Figure D-8 USE keyboard D.10 Swiss/Switzerland SL Keyboard D.9 Danish DK KeyboardFigure D-9 DK keyboard Figure D-10 SL keyboard D.12 Czech CZ Keyboard D.11 Arabic AR KeyboardFigure D-11 AR keyboard Figure D-12 CZ keyboard D.14 Slovakian SK Keyboard D.13 Portuguese PT KeyboardFigure D-13 PT keyboard Figure D-14 SK keyboard D.16 French FR Keyboard D.15 Italian IT KeyboardFigure D-15 IT keyboard Figure D-16 FR keyboard D.18 Greek GK Keyboard D.17 German GR KeyboardFigure D-17 GR keyboard Figure D-18 GK keyboard D.20 Spanish SP Keyboard D.19 Hungary HU KeyboardFigure D-19 HU keyboard Figure D-20 SP keyboard D.22 Turkish F TF Keyboard D.21 Turkey TR KeyboardFigure D-21 TR keyboard Figure D-22 TF keyboard D.24 Belgian BE Keyboard D.23 Swedish SW KeyboardFigure D-23 SW keyboard Figure D-24 BE keyboard D.26 Norwegian NO Keyboard D.25 Yugoslavia YU KeyboardFigure D-25 YU keyboard Figure D-26 NO keyboard D.28 Canadian Bilingual CB Keyboard D.27 Scandinavian N5 KeyboardFigure D-27 N5 keyboard Figure D-28 CB keyboard D.30 Bulgaria BU Keyboard D.29 Romania RO KeyboardFigure D-29 RO keyboard Figure D-30 BU keyboard Figure D-31 JP keyboard D.31 Japan JP KeyboardD-16