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2 Troubleshooting
Procedures
[CONFIDENTIAL]
Satellite A130/A135 /Satellite Pro A130 Series Maintenance Manua
Figure 2-18 E-SATA troubleshooting process
To determine if the computer’s E-SATA system is functioning properly, perform the
following procedures. Figure 2-18 outlines the process. Start with Procedure 1 and continue
with the other procedures as instructed.
Procedure 1: E-SATA device check
Procedure 2: Windows Application check
Procedure 3: Connection and replacement check
Procedure 1 E-SATA device check
Connect an E-SATA device to the computer’s LAN port, and then boot the computer for
Windows7. The computer should automatically detect the LAN device. Check whether the
device can transmit data to the computer.
If the device is able to communicate with the computer, the problem may be intermittent or
connections may be faulty. Go to Procedure 2.
If communication is impaired, there may be a faulty connection. Go to Procedure 3.
Procedure 2 Windows Application check
Run the Windows Application, which will automatically execute the LAN port test for
transmission, Tests and Diagnostics for more information on how to run the program.
If an error is located, go to Procedure 3. If an error does not occur, the LAN port is
functioning properly.
Procedure 3 Connection and replacement check
The transmission cable may be damaged or the connections may be loose. Perform Check 1:
Check 1 Make sure the transmission cable is firmly plugged into both the LAN -
compatible device and the LAN port of the computer. If the cable is connected
correctly, go to Check 2.
Check 2 Make sure the LAN port is firmly secured to the system board of the computer. If
the malfunction persists, go to Check 3.
Check 3 The transmission cable may be damaged. Replace with a good cable. If the
malfunction persists, go to Check 4
Check 4 The system board may be damaged. Replace it with a new one following the
instructions in Chapter 4.