2
Troubleshooting Procedures
PORTEGE M100 Maintenance Manual (960-452)
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
Power LED Check
........................................................................
2-6
Procedure 2
Error Code Check
.........................................................................
2-8
Procedure 3
Connection Check
.......................................................................
2-14
Procedure 4
Charge Check
..............................................................................
2-15
Procedure 5
Replacement Check
.....................................................................
2-16
2.4
System Board Troubleshooting
...................................................................................
2-17
Procedure 1
Message Check
...........................................................................
2-18
Procedure 2
Printer Port LED Check
...............................................................
2-20
Procedure 3
Diagnostic Test Program Execution Check
....................................
2-26
Procedure 4
Replacement Check
.....................................................................
2-27
2.5
FDD Troubleshooting
.................................................................................................
2-28
Procedure 1
FDD Head Cleaning Check
..........................................................
2-28
Procedure 2
Diagnostic Test Program Execution Check
....................................
2-29
Procedure 3
Connector Check and Replacement Check
...................................
2-30
2.6
HDD Troubleshooting
.................................................................................................
2-31
Procedure 1
Message Check
...........................................................................
2-31
Procedure 2
Partition Check
............................................................................
2-32
Procedure 3
Format Check
..............................................................................
2-33
Procedure 4
Diagnostic Test Program Execution Check
....................................
2-34
Procedure 5
Connector Check and Replacement Check
...................................
2-35
2.7
Keyboard Troubleshooting
.........................................................................................
2-36
Procedure 1
Diagnostic Test Program Execution Check
....................................
2-36
Procedure 2
Connector and Replacement Check
..............................................
2-37