2
Troubleshooting Procedures
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
...............................
2-27
Procedure 4
Replacement Check
....................................................................
2-28
2.5
FDD Troubleshooting
...............................................................................................
2-29
Procedure 1
FDD Head Cleaning Check
........................................................
2-29
Procedure 2
Diagnostic Test Program Execution Check
...............................
2-30
Procedure 3
Connector Check and Replacement Check
................................
2-31
2.6
HDD Troubleshooting
..............................................................................................
2-32
Procedure 1
Message Check
..........................................................................
2-32
Procedure 2
Partition Check
...........................................................................
2-33
Procedure 3
Format Check
.............................................................................
2-34
Procedure 4
Diagnostic Test Program Execution Check
...............................
2-35
Procedure 5
Connector Check and Replacement Check
................................
2-36
2.7
Keyboard and Touch pad Troubleshooting
..............................................................
2-37
Procedure 1
Diagnostic Test Program Execution Check
...............................
2-37
Procedure 2
Connector and Replacement Check
...........................................
2-38
2.8
Display Troubleshooting
..........................................................................................
2-40
Procedure 1
Diagnostic Test Program Execution Check
...............................
2-40
Procedure 2
Connector and Cable Check
.......................................................
2-40
Procedure 3
Replacement Check
....................................................................
2-41
TECRA M2 Maintenance Manual (960-468)
2-iii