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2 Troubleshooting Procedures

TECRA A9(S5/P5/S200) Maintenance Manual (960-633)[CONFIDENTIAL] 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 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 Serial Port Check (Boot Mode)..................................................2-19

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 and Replacement Check................................2-33

2.6 HDD Troubleshooting ..............................................................................................2-34

Procedure 1 Message Check ..........................................................................2-34

Procedure 2 Partition Check...........................................................................2-35

Procedure 3 Format Check.............................................................................2-36

Procedure 4 Diagnostic Test Program Execution Check ...............................2-37

Procedure 5 Connector Check and Replacement Check................................2-38

2.7 Keyboard and Dual point Troubleshooting ..............................................................2-39

Procedure 1 Diagnostic Test Program Execution Check ...............................2-39

Procedure 2 Connector Check and Replacement Check................................2-40

Toshiba TECRA A9 Series Maintenance Manual

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