Toshiba R500 S5006X Maintenance Manual - Page 47
Troubleshooting
UPC - 883974078455
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2.1 Troubleshooting 2 Troubleshooting Procedures 2 2.1 Troubleshooting Chapter 2 describes how to determine if a Field Replaceable Unit (FRU) in the computer is causing the computer to malfunction. The FRUs covered are: 1. Power Supply 2. System Board 3. USB Floppy Disk Drive 4. Hard Disk Drive 5. Keyboard/Dual point 6. Display 7. Optical Drive 8. Modem 9. LAN 10. Bluetooth 11. Wireless LAN 12. Sound components 13. SD Card Slot 14. Fingerprint sensor . The Diagnostics Disk operations are described in Chapter 3. Detailed Replacement Procedures are given in Chapter 4, Replacement Procedures. The following tools are necessary for implementing the troubleshooting procedures: The following tools are necessary for implementing the Diagnostics procedures: For tools required for executing the Test Program, refer to the Chapter3. For tools required for disassembling/assembling, refer to the Chapter 4. 1. A set of tools for debugging port test (test cable, test board, RS-232C cross cable, display, D port FD) 2. A PC with a serial port (for displaying debug port test result) 3. DOS system FD 4. An external CRT display(for Display trouble shooting) 5. A SD card(for SD card slot trouble shooting) 6. An external microphone(for Sound trouble shooting) 7. Headphone(for Sound trouble shooting) PORTEGE R500 Maintenance Manual (960-634) [CONFIDENTIAL] 2-1