Usb Troubleshooting; Procedure 1 Diagnostic Test Program Execution Check; Procedure 2 Connect Check And Replacement Check - Toshiba Satellite L730 Maintenance Manual

Chapter 2 Troubleshooting Procedures

2.19 USB Troubleshooting

Geneve carries 3 USB port. To check if the computer's USB port is malfunctioning or not,
follow the troubleshooting procedures below as instructed.
Procedure 1:
Procedure 2:
Procedure 1 Diagnostic Test Program Execution Check
Execute USB test in the USB test program.
If any error is detected by the test, go to Procedure 2.
Procedure 2 Connect Check and Replacement Check
USB is connected to system board. Disassemble the computer following the steps described in
Chapter 4, Replacement Procedures.
Check 1 Make sure USB cable is correctly and firmly inserted. If the problem still occurs,
perform Check 2.
Check 2 USB cable or USB device may be faulty. Replace it with a new one. If the problem
still occurs, perform Check 3.
Check 3 The system board may be faulty. Replace it with a new one following the
instruction in Chapter 4.
Satellite L730/Satellite 735/Satellite Pro 730 Maintenance Manual (960-Q08)
Diagnostic Test Program Execution Check
Connect Check and Replacement Check
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