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