Toshiba TECRA A11 Series User Manual

Troubleshooting Procedures
2.12 LAN Troubleshooting
To check if the computer’s LAN is malfunctioning or not, follow the troubleshooting
procedures below as instructed.
Procedure 1: Diagnostic Test Program Execution Check
Procedure 2: Connector Check and Replacement Check
2.12.1 Procedure 1 Diagnostic Test Program Execution Check
Execute LAN test in the LAN/Modem/Bluettoth/IEEE1394 test program. Refer to Chapter 3,
Tests and Diagnostics for more information on how to perform the test program.
If any error is detected by the test, go to Procedure 2.
2.12.2 Procedure 2 Connector Check and Replacement Check
LAN cable is connected to system board. If LAN malfunctions, the connection of the cable
and board may be defective. Otherwise, they may be faulty.
Check 1 Make sure LAN cable is firmly connected to the LAN jack on the system board. If
the problem still occurs, perform Check 2.
Check 2 LAN cable may be faulty. Replace it with a new one. If the problem still occurs,
perform Check 3.
Check 3 System board may be faulty. Replace it with a new one following the instruction in
Chapter 4, Replacement Procedure.
TECRA A11/S11/P11/Satellite Pro S500 Series Maintenance Manual (960-784) [CONFIDENTIAL] 2-49

Toshiba TECRA A11 Series Specifications

General

RAM	Up to 8GB DDR3
Operating System	Windows 7 Professional
Battery Life	Up to 4 hours
Optical Drive	DVD SuperMulti Drive
LAN	Gigabit Ethernet
Processor	Intel Core i3, i5, or i7
Display	15.6-inch HD (1366x768)
Storage	HDD up to 500GB
Graphics	Intel HD Graphics
Wireless	802.11 a/g/n
Webcam	Integrated webcam
Ports	USB 2.0, VGA, RJ-45
Card Reader	SD
Battery	6-cell Li-ion
Dimensions	374 x 250 mm
Chipset	Mobile Intel QM57 Express Chipset