Manuals / Toshiba / Computer Equipment / Laptop

Toshiba A350 manual MIC Troubleshooting

Models: A350

1 278

Download 278 pages 40.32 Kb

Troubleshooting Specification Install Bluetooth Error Symbol examples Display Configuration Replacement Procedures Tests and Diagnostics ‰ Bios ROM Eeprom

Page 90

542 Troubleshooting Procedures

2.22 MIC Troubleshooting

Satellite A350, SATEGO A350, EQUIUM A350 Series Maintenance Manual

54

Page 89 Page 91

Image 90

Toshiba A350 manual MIC Troubleshooting

Page 89 Page 91

Related pages All Troubleshooting page Troubleshooting for Icom IC-M2A Troubleshooting for Jet Tools PB-85 Troubleshooting for Samsung RS7* Troubleshooting for Sony DSCTF1L Troubleshooting for LG Electronics LF-D7150 Troubleshooting for Samsung SCX-4500 Troubleshooting for DXG Technology DXG-A85V HD Troubleshooting for D-Link DWL-650 Troubleshooting System Board for Toshiba PTA70 Troubleshooting your system for Dell C4130 Where can I find troubleshooting tips for the ML903? Get troubleshooting help

Contents

Toshiba Corporation Copyright DisclaimerTrademarks Safety Precautions Preface Conventions AcronymsKeys Key operation User input Display Table of Contents Tests and Diagnostics Replacement Procedures Error Bookmark not defined Installing the VGA Board and VGA Thermal Module Error! Bookmark not Defined Removing the VGA Board Appendices Hardware Overview Chapter Contents Figures TablesPage Features Error! Style not defined. Error! Style not defined Satellite A350 Maintenance Manual Hardware Overview ‰ LAN BTO Hardware Overview Satellite A350 Maintenance Manual 1A ID Parts Description Placement Part a Satellite A350 Maintenance Manual ‰ Bios ROM Eeprom Satellite A350 Maintenance Manual Sata HDD HDD Specifications 2.5-inch HDD Specifications DVD Super Multi Drive DVD Super Multi Drive Specifications DVD Super Multi +-R Double Layer Power Supply Hardware Overview Batteries Main BatteryBattery Charging Control Quick/Normal Charging Time RTC Battery Chapter Troubleshooting Procedures Page Chapter Contents Troubleshooting Flowchart2/1 ……………………………………………..5 Troubleshooting Introduction Battery LED Troubleshooting Flowchart A R T Does typed characters appear correctly? Troubleshooting Procedures Troubleshooting Procedures Power Supply Troubleshooting Power Supply Troubleshooting Process Procedure 1 Power Status Check Battery State LED colors Definition Power supply status Procedure 2 Adaptor / battery replacementDC-IN LED Battery Procedure 3 Power supply connection check Procedure 4 Diagnostic check Procedure 5 Replacement check Display Troubleshooting Display troubleshooting process Procedure 1 External display check Procedure 2 Diagnostic check Procedure 3 Connector and replacement check Keyboard Troubleshooting Procedure 1 External keyboard check External USB Devices Troubleshooting External USB device troubleshooting process Procedure 1 External device and connection check Procedure 2 Replace system board Touch Pad Troubleshooting Start Procedure 1 Touch Pad connection check Procedure 2 Touch Pad replacement check UWB Troubleshooting Procedure 1 UWB Antenna connection check Procedure 2 UWB SG setting checkProcedure 3 UWB Module connection check Troubleshooting Procedures Speaker Troubleshooting Start Procedure 3 Connection check Procedure 1 Audio source testProcedure 2 Earphone test Procedure 4 Replacement check Optical drive troubleshooting Procedure Procedure 1 Audio CD checkProcedure 2 Drive cleaning check Procedure Diagnostic test Procedure 5 Connection check and replacement check Modem Troubleshooting Start Procedure 1 Telephone line connection check Procedure 2 Modem card connection checkProcedure 3 Modem replacement check Express card Troubleshooting A R T Procedure 1 Express card test Procedure 2 Express card socket replacement check Ieee 1394 Troubleshooting Start Procedure 1 Ieee 1394 device check Procedure 3 Connection and replacement check Troubleshooting Procedures Wireless LAN Troubleshooting STA R T Procedure 2 Connector and replacement check Camera Troubleshooting Procedure Diagnostic test Bluetooth Troubleshooting Procedure Diagnostic test Bridge Media assemble Troubleshooting Start Procedure 1 Bridge media assemble card test HDD Troubleshooting Procedure Diagnostic test CRT Troubleshooting A R T Procedure 1 CRT connection check Procedure 2 CRT set check Hdmi Troubleshooting 19 Hdmi troubleshooting process Procedure 1 Hdmi connection check Procedure 2 Hdmi set check Spdif troubleshooting Procedure Diagnostic test MIC Troubleshooting Procedure Diagnostic test Finger printer troubleshooting Troubleshooting Procedures Procedure Diagnostic test FM tuner Failure Troubleshooting E s re p la c e m e n t F M T u n e r Procedure 1 FM tuner Antenna connection check Procedure 2 FM Tuner SG setting checkProcedure 3 FM Tuner board connection check Sata Troubleshooting Procedure 1 E-SATA device check Felica Troubleshooting Procedure 1 Felica connection check Procedure 2 Felica replacement check Sensor Button Troubleshooting 26 Sensor button troubleshooting process Procedure 1 Sensor button connection check Procedure 2 Logic Upper replacement check LED troubleshooting Procedure 1 System board replacement check Thermal Module troubleshooting 28 Thermal Module troubleshooting process Procedure 1 CPU replacement check Procedure 2 Thermal Module replacement checkProcedure 3 System board replacement check TV-out troubleshooting 29 TV- out troubleshooting process Procedure 1 TV connection check Procedure 2 TV set check LAN troubleshooting A R T Procedure 1 LAN connection check Procedure 2 LAN port check Chapter Tests and Diagnostics Tests and DiagnosticsPage St HDD Test Nd HDD Test Read DMI Write DMI Front Edge Logo Diagnostic Test Executing the Diagnostic Test Tests and Diagnostics Tests and Diagnostics Tests and Diagnostics Display Configuration Display configuration Tests and Diagnostics Beep sound Test Fan ON/OFF Test Main Battery Charge Test FDD Test Tests and Diagnostics Memory test Keyboard Test Tests and Diagnostics Mouse Pad Test LCD Pixels Mode Test Magnetic Switch Test If the Lid switch test pass, it will show below display LAN Test Tests and Diagnostics Tests and Diagnostics RTC Test Read 1394 Guid Speaker EQEqualizer Quality factor Type Check&Re-Write Sensor Button Test Hdcp Key Check Tests and Diagnostics 19 1st HDD Test Tests and Diagnostics Tests and Diagnostics 20 2nd HDD Test Tests and Diagnostics Tests and Diagnostics Read DMI Write DMI Tests and Diagnostics Tests and Diagnostics Front Edge Logo Tests and Diagnostics Chapter Replacement Procedures Replacement Procedures Iii Replacement Procedures Figures 34 Removing the screws from the rear of the laptop General Safety Precautions Replacement Procedures Before You Begin Disassembly Procedures Assembly Procedures Tools and Equipment Screw Tightening Torque Symbols of Screws on the Laptop Body Symbol examplesColors of Screw Shanks Battery Removing the Battery Pack Installing the Battery Pack HDD Removing the HDD M3X3＊4 M3X3＊4 Installing the HDD Memory Removing the Optional Memory Removing the RAM from connector Installing the Optional Memory Installing the Wlan Card Wlan CardRemoving the Wlan Card Modem Card / FM Tuner Removing the Modem CardRemoving the FM Tuner Installing the Modem Card Installing the FM Tuner ODD Removing the ODD Bay Module Installing the ODD Bay Module Disassembling the ODD Drive Assembling the ODD Drive Keyboard Cover and Keyboard Removing the Keyboard Cover and Keyboard 14 Removing screws from the keyboard Installing the keyboard Cover and Keyboard Logic Upper Assembly Removing the Logic Upper Assembly Turn to the front and remove five 2.5x10 screws 17 Removing five screws from the laptop Installing the Logic Upper Assembly 18 Detaching cables from the laptop Power Board Removing the Power BoardInstalling the power switch board Installing the Speakers SpeakersRemoving the Speakers Press speakers and secure the speakers with four M2X6 screws Touch Pad Bracket, LED board and Finger Printer Board 21 Removing the screws from the touch pad bracket Replacement Procedures Satellite A350 Maintenance Manual Installing the Thermal Fan Thermal FanRemoving the Thermal Fan Installing the Motherboard MotherboardRemoving the Motherboard 25 Installing the DC-in jack Installing the UWB module UWB ModuleRemoving the UWB module Installing the Robson module Robson ModuleRemoving the Robson module VGA Board and VGA Thermal Module Optional Removing the VGA Board and VGA Thermal Module 28 Removing the VGA Board Installing the VGA Board and VGA Thermal Module CPU and Thermal Module Removing CPU and Thermal Module Satellite A350 Maintenance Manual 32 Removing the CPU Installing CPU and Thermal Module Replacement Procedures Display Assembly Removing the Display Assembly Installing the Display Assembly LCD Bezel Assembly Removing the LCD Bezel AssemblyInstalling the Display Mask LCD Module and Inverter Board Removing the LCD Module and Inverter Board 38 Removing the LCD Module from the LCD cover assembly 39 Removing the LCD Hinge Assembly Satellite A350 Maintenance Manual Installing the LCD Module and Inverter Board Installing the Cmos Board and MIC Cmos Board and MICRemoving the Cmos Board and MIC Installing the Hinge Saddle Hinge SaddleRemoving the Hinge Saddle CRT Board Removing the CRT Board Installing the CRT Board Installing the USB Board USB BoardRemoving the USB Board Installing the FM Jack FM JackRemoving the FM Jack Bluetooth Card Removing the Bluetooth card Installing the Bluetooth card Precautions for handling the LCD module Appendix a Handling the LCD Module Satellite A350 Series Maintenance Manual Confidential Confidential Confidential System Board Top View Figure B-1 System Board Layout Top System Board Bottom View Figure B-2 System Board Layout Bottom Table B-2 System Board Connectors top and bottom Table B-1 System Board ICs top and bottom Jtouch JFM System BoardJfan Jlvds Table C-4 CRT pin assignments 12-pin JcrtJhdmi Table C-5 Hdmi I/F pin assignments 19-pin Table C-6 1st HDD I/F pin assignments 22-pin JHDD0JHDD2 Table C-7 2nd HDD I/F pin assignments 22-pin Table C-8 Sata ODD I/F pin assignments 14-pin JoddJesata Table C-9 1st eSATA/USB I/F pin assignments 11-pin Jfel 10 JBT11 JFP Jcam Table C-15 Wi-Fi/WiMaxConnector pin assignments 52-pin Jwlan Table C-15 Robson Connector pin assignments 52-pin Jnand Jexp JlanJled Table C-19 GPS Connector pin assignments 52-pin Jgps JDDRL, Jpddrh Table C-20 Sodimm I/F pin assignments 200-PIN 1/4Table C-30 Sodimm I/F pin assignments 200-PIN 2/4 Table C-30 Sodimm I/F pin assignments 200-PIN 3/4 Table C-30 Sodimm I/F pin assignments 200-PIN 4/4 Jmic Table C-22 TV-OUTConnector pin assignments 6-pinTable C-23 Headphone Connector pin assignments 10-pin 22 JTV 24 JKB Table C-24 Keyboard Connector pin assignments 34-pinTable C-25 USB Connector pin assignments 4P-pin Jusb Jpower Jusbb27 JCS Jread Table C-29 Card Reader connector pin assignments 40P-pinTable C-30 VGA/B Connector pin assignments 200-PIN 1/4 Jvga Pciemtxcgrxp Pciegtxcmrx Table C-30 VGA/B Connector pin assignments 200-PIN 2/4 Table C-30 VGA/B Connector pin assignments 200-PIN 3/4 Table C-30 VGA/B Connector pin assignments 200-PIN 4/4 Jexmic Table C-31 Exmic connector pin assignments 5P-pinTable C-32 1394 connector pin assignments 8P-pin 32 J1394 Jspkl 33 JP3434 J3GSIM Jspkr 37 JP35 Table C-37 Exrom connector pin assignments 8P-pinTable C-38 T/P connector pin assignments 6P-pin Jtouch Appendix D Keyboard Scan/Character Codes Table D-1 Scan codes set 1 and set 2 1/4 Table D-1 Scan codes set 1 and set 2 2/4 Table D-1 Scan codes set 1 and set 2 3/4 ALT R Table D-1 Scan codes set 1 and set 2 4/4 Table D-2 Scan codes with left Shift key Table D-3 Scan codes in Numlock mode Table D-4 Scan codes with Fn key Table D-5 Scan codes in overlay mode Table D-6 No.124 key scan code Table D-7 No.126 key scan code Appendix E Key Layout Thai TI Keyboard United Kingdom UK Keyboard Hebrew HB Keyboard Swiss SW Keyboard Czech CZ Keyboard Portuguese PO Keyboard Italian IT Keyboard German GR Keyboard Canada French CF Keyboard Spanish SP Keyboard Turkish F TF-F Keyboard Belgian be Keyboard Norwegian NW Keyboard Canadian Multinational AC Keyboard Japanese JP Keyboard Bulgaria BU Keyboard Appendix F Series Screw Torque List Ktkaa Table F-1 Series Screw Torque List ODD BRK to ODD Module Appendix G Reliability Table G-1 Mtbf

Top Page Image Contents