Toshiba A40 manual Icon Check

			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		Icon Check	2-6
	Procedure 2 Error Code Check			2-8
	Procedure 3		Connection Check	2-15
	Procedure 4		Charge Check	2-16
	Procedure 5		Replacement Check	2-17
2.4	System Board Troubleshooting			2-18
	Procedure 1		Message Check	2-19
	Procedure 2 Printer Port LED Check			2-21
	Procedure 3 Diagnostic Test Program Execution Check			2-32
	Procedure 4		Replacement Check	2-33
2.5	FDD Troubleshooting			2-34
	Procedure 1 FDD Head Cleaning Check			2-34
	Procedure 2 Diagnostic Test Program Execution Check			2-35
	Procedure 3 Connector Check and Replacement Check			2-36
2.6	HDD Troubleshooting			2-37
	Procedure 1		Message Check	2-37
	Procedure 2		Partition Check	2-38
	Procedure 3		Format Check	2-39
	Procedure 4 Diagnostic Test Program Execution Check			2-40
	Procedure 5 Connector Check and Replacement Check			2-41
2.7	Keyboard Troubleshooting			2-42
	Procedure 1 Diagnostic Test Program Execution Check			2-42
	Procedure 2 Connector and Replacement Check			2-43

Satellite A40 Maintenance Manual (960-458) 2-iii