Toshiba Satellite L640D Maintenance Manual page 7

Chapter 2 Troubleshooting Procedures
2.1 Troubleshooting ............................................................................................................ 1
2.2 Troubleshooting Flowchart........................................................................................... 2
2.3 Power Supply Troubleshooting..................................................................................... 7
Procedure 1
Procedure 2
Procedure 3
Procedure 4
2.4 System Board Troubleshooting................................................................................... 12
Procedure 1
Procedure 2
Procedure 3
2.5 SATA HDD/SSD Troubleshooting.............................................................................. 15
Procedure 1
Procedure 2
Procedure 3
Procedure 4
Procedure 5
2.6 Keyboard Troubleshooting ......................................................................................... 20
Procedure 1
Procedure 2
2.7 Touch pad Troubleshooting ........................................................................................ 22
Procedure 1
Procedure 2
Satellite L600D/L640D/L645D, Satellite Pro L600D/Pro L640D/Pro L645D Maintenance Manual (960-Q08)
Power Status Check .................................................................. 7
Connection Check..................................................................... 9
Charging Check ........................................................................ 9
Replacement Check ................................................................ 11
Message Check ....................................................................... 13
Diagnostic Test Program Execution Check ............................ 14
Replacement Check ................................................................ 14
Partition Check........................................................................ 15
Message Check ....................................................................... 16
Format Check.......................................................................... 17
Diagnostic Test Program Execution Check ............................ 18
Connector Check and Replacement Check............................. 19
Diagnostic Test Program Execution Check ............................ 20
Connector Check and Replacement Check............................. 21
Diagnostic Test Program Execution Check ............................ 22
Connector Check and Replacement Check............................. 23