Toshiba PORTEGE Z930 - Page 39

Troubleshooting Procedures
PORTÉGÉ Z930/Satellite Z930 Series Maintenance Manual (960-887) [CONFIDENTIAL] 2-3
Chapter 2 Contents
2
2.1 Troubleshooting ...................................................................................................... 2-6
2.2 Troubleshooting Flowchart ..................................................................................... 2-8
2.3 Power Supply Troubleshooting ............................................................................. 2-13
2.3.1 Procedure 1 Power Status Check ........................................................ 2-13
2.3.2 Procedure 2 Error Code Check ........................................................... 2-15
2.3.3 Procedure 3 Connection Check ........................................................... 2-19
2.3.4 Procedure 4 Charging Check .............................................................. 2-21
2.3.5 Procedure 5 Replacement Check ........................................................ 2-21
2.4 System Board Troubleshooting ............................................................................. 2-22
2.4.1 Procedure 1 Message Check ............................................................... 2-23
2.4.2 Procedure 2 Debugging Port Check .................................................... 2-25
2.4.3 Procedure 3 Diagnostic Test Program Execution Check .................... 2-31
2.4.4 Procedure 4 Replacement Check ........................................................ 2-31
2.5 USB FDD Troubleshooting .................................................................................. 2-32
2.5.1 Procedure 1 FDD Head Cleaning Check ............................................ 2-32
2.5.2 Procedure 2 Diagnostic Test Program Execution Check .................... 2-33
2.5.3 Procedure 3 Connector Check and Replacement Check ..................... 2-34
2.6 mSATA SSD Troubleshooting ............................................................................. 2-36
2.6.1 Procedure 1 Partition Check (Not Used) ............................................ 2-36
2.6.2 Procedure 2 Message Check ............................................................... 2-37
2.6.3 Procedure 3 Format Check (Not Used) ............................................... 2-38
2.6.4 Procedure 4 Diagnostic Test Program Execution Check .................... 2-39
2.6.5 Procedure 5 Connector Check and Replacement Check ..................... 2-40
2.7 Keyboard Troubleshooting ................................................................................... 2-41
2.7.1 Procedure 1 Diagnostic Test Program （and Windows）Execution
Check .................................................................................................. 2-41
2.7.2 Procedure 2 Connector Check and Replacement Check ..................... 2-41
2.8 Touch pad Troubleshooting .................................................................................. 2-43
2.8.1 Procedure 1 Diagnostic Test Program Execution Check .................... 2-43