
2 Troubleshooting Procedures
2.13 Wireless LAN Troubleshooting
Procedure 2
Antennas' Connection Check
The wireless LAN function-wiring diagram is shown below:
Any of the connections may be defective. Disassemble the computer following the steps
described in Chapter 4,
Replacement Procedures
, and perform the following checks:
Check 1
Make sure the wireless communication switch is “On”.
If the switch is “Off”, turn it “On”. If the problem still occurs, perform Check 2.
Check 2
Make sure wireless LAN card (PCI-E Mini-Card) is firmly connected to the
CN2600 on the system board. If the connection is loose, connect it firmly and
perform Procedure 1. If the problem still occurs, perform Check 3.
Check 3
Make sure that wireless LAN antenna cables (black and white) are firmly
connected to the connectors on Wireless LAN card. If wireless LAN antenna
cables are not connected properly, connect them firmly and perform Procedure 1.
If the problem still occurs, go to the procedure 3.
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[CONFIDENTIAL]
TECRA R10 Maintenance Manual (960-708)
Summary of Contents for Tecra R10
Page 11: ... CONFIDENTIAL Chapter 1 Hardware Overview ...
Page 12: ...1 Hardware Overview 1 ii CONFIDENTIAL TECRA R10 Maintenance Manual 960 708 ...
Page 45: ... CONFIDENTIAL Chapter 2 Troubleshooting Procedures ...
Page 46: ...Troubleshooting Procedures 2 ii CONFIDENTIAL TECRA R10 Maintenance Manual 960 708 2 ...
Page 50: ...Troubleshooting Procedures 2 vi CONFIDENTIAL TECRA R10 Maintenance Manual 960 708 ...
Page 117: ... CONFIDENTIAL Chapter 3 Tests and Diagnostics ...
Page 118: ...Tests and Diagnostics 3 ii CONFIDENTIAL TECRA R10 Maintenance Manual 960 708 3 ...
Page 122: ...Tests and Diagnostics 3 vi CONFIDENTIAL TECRA R10 Maintenance Manual 960 708 ...
Page 206: ...3 Tests and Diagnostics 3 32 SETUP 3 84 CONFIDENTIAL TECRA R10 Maintenance Manual 960 708 ...
Page 220: ...3 Tests and Diagnostics 3 32 SETUP 3 98 CONFIDENTIAL TECRA R10 Maintenance Manual 960 708 ...
Page 221: ...Chapter 4 Replacement Procedures CONFIDENTIAL ...
Page 222: ...4 Replacement Procedures 4 ii CONFIDENTIAL TECRA R10 Maintenance Manual 960 708 ...
Page 226: ...4 Replacement Procedures 4 vi CONFIDENTIAL TECRA R10 Maintenance Manual 960 708 ...
Page 312: ...4 Replacement Procedure 4 31 Hinge 4 86 CONFIDENTIAL TECRA R10 Maintenance Manual 960 708 ...
Page 313: ... CONFIDENTIAL Appendices ...
Page 314: ...Appendices App ii CONFIDENTIAL TECRA R10 Maintenance Manual 960 708 ...
Page 370: ...Appendices Appendix C Pin Assignments C 34 CONFIDENTIAL TECRA R10 Maintenance Manual 960 708 ...
Page 382: ...Appendices Appendix F Wiring diagrams F 2 CONFIDENTIAL TECRA R10 Maintenance Manual 960 708 ...
Page 388: ...Appendices Appendix I Reliability I 2 CONFIDENTIAL TECRA R10 Maintenance Manual 960 708 ...