Toshiba M30-35 Manuale Utente

Pagina di 338
2  Troubleshooting Procedures  
2.12   Wireless LAN Troubleshooting
 
Procedure 2 
Antennas' Connection Check 
The wireless LAN wiring diagram is shown below: 
 
Any of the connections may be disconnected. 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 wireless LAN is still not functioning 
properly, perform Check 2. 
Check 2  Make sure the wireless LAN board is firmly connected to PJ2200 on the system 
board. 
 
If the connector is disconnected, connect it firmly and perform Procedure 1.  If the 
wireless LAN board is still not functioning properly, perform Check 3. 
Check 3  Make sure the wireless LAN antenna cables (black and white) are firmly 
connected to the Wireless LAN card. 
 
If the wireless LAN antenna cables are disconnected, connect them firmly and 
perform Procedure 1. If the wireless LAN function is still not functioning 
properly, perform Check 3. 
Check 4  Make sure the wireless LAN antenna cables (black and white) are firmly 
connected from the power board to the Wireless LAN card. 
 
If the wireless LAN antenna cables are disconnected, connect them firmly and 
perform Procedure 1. If the wireless LAN function is still not functioning 
properly, perform Procedure 3. 
2-50 
Satellite M30-35 Maintenance Manual (960-455)