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