Toshiba Qosmio F40

2 Troubleshooting
Chapter 2 Contents
2.1 Outline.................................................................................................................... 2-1
2.2 Basic Flowchart......................................................................................................2-2
2.3 Power Supply ......................................................................................................... 2-6
Procedure 1 Power Icon Check....................................................................... 2-6
Procedure 2 Connection Check....................................................................... 2-8
Procedure 3 Replacement Check.................................................................... 2-8
2.4 System Board ......................................................................................................... 2-9
Procedure 1 Message Check........................................................................... 2-9
Procedure 2 Test Program Check .................................................................2-10
Procedure 3 Replacement Check.................................................................. 2-10
2.5 HDD .....................................................................................................................2-11
Procedure 1 Message Check......................................................................... 2-11
Procedure 2 Partition Check .........................................................................2-11
Procedure 3 Format Check............................................................................2-12
Procedure 4 Test Program Check .................................................................2-13
Procedure 5 Connector Check and Replacement Check...............................2-14
2.6 Keyboard..............................................................................................................2-15
Procedure 1 Test Program Check .................................................................2-15
Procedure 2 Connector Check and Replacement Check...............................2-15
2.7 Display ................................................................................................................. 2-16
Procedure 1 External Monitor Check ...........................................................2-16
Procedure 2 Test Program Check .................................................................2-16
Procedure 3 Connector Check and Replacement Check...............................2-16
2.8 ODD (Optical Disk Drive)...................................................................................2-18
Procedure 1 ODD Cleaning Check............................................................... 2-18
Procedure 2 Test Program Check .................................................................2-18
Procedure 3 Connector Check and Replacement Check...............................2-18
2.9 LAN......................................................................................................................2-20
Procedure 1 Test Program Check .................................................................2-20
Procedure 2 Connector Check and Replacement Check...............................2-20
2-ii Qosmio F40/F45 Maintenance Manual