2.14 Wireless LAN Troubleshooting | 2 Troubleshooting Procedures |
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 Bluetooth module is still not functioning properly, perform Check 2.
Check 2 Make sure the wireless LAN board is firmly connected to PJ2015 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 board.
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, go to Procedure 3.
TECRA M1 Maintenance Manual (960 |
