Toshiba M5 Laptop User Manual


 
2 Troubleshooting Procedures
TECRA M5 Maintenance Manual (960-542) [CONFIDENTIAL] 2-iii
Chapter 2 Contents
2.1 Troubleshooting..........................................................................................................2-1
2.2 Troubleshooting Flowchart ........................................................................................2-2
2.3 Power Supply Troubleshooting ..................................................................................2-6
Procedure 1 Icons in the LCD Check...............................................................2-6
Procedure 2 Error Code Check ........................................................................2-7
Procedure 3 Connection Check......................................................................2-13
Procedure 4 Charge Check.............................................................................2-14
Procedure 5 Replacement Check....................................................................2-15
2.4 System Board Troubleshooting ................................................................................2-16
Procedure 1 Message Check ..........................................................................2-17
Procedure 2 Printer port LED Check on Boot Mode.....................................2-19
Procedure 3 Diagnostic Test Program Execution Check ...............................2-31
Procedure 4 Replacement Check....................................................................2-32
2.5 USB FDD Troubleshooting......................................................................................2-33
Procedure 1 USB FDD Head Cleaning Check...............................................2-33
Procedure 2 Diagnostic Test Program Execution Check ...............................2-34
Procedure 3 Connector Check and Replacement Check................................2-35
2.6 HDD Troubleshooting..............................................................................................2-36
Procedure 1 Message Check ..........................................................................2-36
Procedure 2 Partition Check...........................................................................2-37
Procedure 3 Format Check.............................................................................2-38
Procedure 4 Diagnostic Test Program Execution Check ...............................2-39
Procedure 5 Connector Check and Replacement Check................................2-40
2.7 Keyboard and Touch pad Troubleshooting ..............................................................2-41
Procedure 1 Diagnostic Test Program Execution Check ...............................2-41
Procedure 2 Connector Check and Replacement Check................................2-42