Toshiba Portege R500 Maintenance Manual page 43

Chapter 2
2.1 Troubleshooting..........................................................................................................2-1
2.2 Troubleshooting Flowchart ........................................................................................2-2
2.3 Power Supply Troubleshooting ..................................................................................2-6
Procedure 1
Procedure 2
Procedure 3
Procedure 4
Procedure 5
2.4 System Board Troubleshooting ................................................................................2-15
Procedure 1
Procedure 2
Procedure 3
Procedure 4
2.5 USB FDD Troubleshooting ......................................................................................2-31
Procedure 1
Procedure 2
Procedure 3
Procedure 4
2.6 HDD Troubleshooting ..............................................................................................2-35
Procedure 1
Procedure 2
Procedure 3
Procedure 4
Procedure 5
2.7 Keyboard and Dual point Troubleshooting ..............................................................2-40
Procedure 1
Procedure 2
PORTEGE R500 Maintenance Manual (960-634) [CONFIDENTIAL]
Contents
Icons in the LCD Check...............................................................2-6
Error Code Check ........................................................................2-7
Connection Check ......................................................................2-12
Charge Check.............................................................................2-13
Replacement Check....................................................................2-14
Message Check ..........................................................................2-16
Serial Port Check (Boot Mode)..................................................2-18
Diagnostic Test Program Execution Check ...............................2-29
Replacement Check....................................................................2-30
USB FDD Head Cleaning Check...............................................2-31
Diagnostic Test Program Execution Check ...............................2-32
Connector Check........................................................................2-33
Replacement Check....................................................................2-34
Message Check ..........................................................................2-35
Partition Check...........................................................................2-36
Format Check.............................................................................2-37
Diagnostic Test Program Execution Check ...............................2-38
Connector Check and Replacement Check................................2-39
Diagnostic Test Program Execution Check ...............................2-40
Connector Check and Replacement Check................................2-41
2 Troubleshooting Procedures
2-iii