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
Procedure 1
Diagnostic Test Program Execution Check
Execute LAN test in the LAN/Modem 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.
Procedure 2
Connector Check and Replacement Check
The LAN function is embedded on system board. If LAN malfunctions, its connection is
defective or LAN cable and system board may be faulty.
Check 1 Make sure LAN cable is firmly connected to the connector CN1. 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.
34
Qosmio X500
Maintenance Manual (960-Q08)
Содержание Qosmio X500
Страница 13: ...Qosmio X500 Maintenance Manual 960 Q08 ...
Страница 14: ...Qosmio X500 Maintenance Manual 960 Q08 Chapter 1 Hardware Overview ...
Страница 42: ...2 1 Qosmio X500 Maintenance Manual 960 Q08 Chapter 2 Troubleshooting Procedures ...
Страница 86: ...Test Program for Field Qosmio X500 Maintenance Manual 960 Q08 1 Chapter 3 Diagnostic Programs ...
Страница 156: ...Replacement Procedures Qosmio X500 Maintenance Manual 960 Q08 4 i Chapter 4 Replacement Procedures ...
Страница 188: ...Replacement Procedures Figure 4 9 1 Remove screws for KB Holder Qosmio X500 Maintenance Manual 960 Q08 4 29 ...
Страница 191: ...Replacement Procedures Figure 4 10 2 Remove a wireless LAN card Qosmio X500 Maintenance Manual 960 Q08 4 32 ...
Страница 277: ...Wiring Diagrams Qosmio X500 Maintenance Manual 960 Q08 F 2 ...